about summary refs log tree commit diff stats
diff options
context:
space:
mode:
-rw-r--r--050_write.subx4
-rw-r--r--051test.subx4
-rw-r--r--052kernel-string-equal.subx4
-rw-r--r--053new-segment.subx4
-rw-r--r--054string-equal.subx8
-rw-r--r--055stream.subx8
-rw-r--r--056trace.subx40
-rw-r--r--057write.subx4
-rw-r--r--058stream-equal.subx48
-rw-r--r--059stop.subx18
-rw-r--r--060read.subx16
-rw-r--r--061read-byte.subx4
-rw-r--r--062write-stream.subx8
-rw-r--r--063error.subx4
-rw-r--r--064write-byte.subx12
-rw-r--r--065write-buffered.subx4
-rw-r--r--066print-int.subx16
-rw-r--r--067parse-hex.subx68
-rw-r--r--068error-byte.subx4
-rw-r--r--069allocate.subx16
-rw-r--r--070new-stream.subx8
-rw-r--r--071read-line.subx8
-rw-r--r--072slice.subx100
-rw-r--r--073next-token.subx132
-rw-r--r--074write-stream-data.subx8
-rw-r--r--075print-int-decimal.subx4
-rw-r--r--076next-word.subx16
-rw-r--r--077subx-words.subx60
-rw-r--r--078emit-hex.subx4
-rw-r--r--079emit.subx28
-rw-r--r--080zero-out.subx8
-rw-r--r--081table.subx64
-rw-r--r--082slurp.subx4
-rw-r--r--083subx-widths.subx12
-rw-r--r--084emit-hex-array.subx8
-rw-r--r--092write-int.subx4
-rw-r--r--093array-equal.subx48
-rw-r--r--094next-word-or-string.subx24
-rw-r--r--095stack.subx32
-rw-r--r--apps/assort.subx18
-rw-r--r--apps/braces.subx18
-rw-r--r--apps/calls.subx66
-rw-r--r--apps/crenshaw2-1.subx22
-rw-r--r--apps/crenshaw2-1b.subx22
-rw-r--r--apps/dquotes.subx82
-rw-r--r--apps/factorial.subx6
-rw-r--r--apps/handle.subx24
-rw-r--r--apps/hex.subx40
-rw-r--r--apps/mulisp.subx22
-rw-r--r--apps/pack.subx210
-rw-r--r--apps/sigils.subx218
-rw-r--r--apps/survey.subx138
-rw-r--r--apps/tests.subx6
-rw-r--r--examples/ex10.subx2
-rw-r--r--examples/ex11.subx8
-rw-r--r--examples/ex8.subx2
-rw-r--r--examples/ex9.subx2
57 files changed, 886 insertions, 886 deletions
diff --git a/050_write.subx b/050_write.subx
index 28abad8a..dd6892af 100644
--- a/050_write.subx
+++ b/050_write.subx
@@ -12,7 +12,7 @@ Entry:  # just exit; can't test _write just yet
     cd/syscall  0x80/imm8
 
 _write:  # fd : int, s : (address array byte) -> <void>
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -41,7 +41,7 @@ $_write:end:
     5a/pop-to-edx
     59/pop-to-ecx
     58/pop-to-eax
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
diff --git a/051test.subx b/051test.subx
index 1619c847..c5282446 100644
--- a/051test.subx
+++ b/051test.subx
@@ -22,7 +22,7 @@ Entry:  # manual test
 
 # print msg to stderr if a != b, otherwise print "."
 check-ints-equal:  # (a : int, b : int, msg : (address array byte)) -> <void>
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -71,7 +71,7 @@ $check-ints-equal:end:
     5b/pop-to-ebx
     59/pop-to-ecx
     58/pop-to-eax
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
diff --git a/052kernel-string-equal.subx b/052kernel-string-equal.subx
index 60c3e905..357591e1 100644
--- a/052kernel-string-equal.subx
+++ b/052kernel-string-equal.subx
@@ -50,7 +50,7 @@ kernel-string-equal?:  # s : null-terminated ascii string, benchmark : length-pr
     #   c1: eax
     #   c2: ebx
     #
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -109,7 +109,7 @@ $kernel-string-equal?:end:
     5b/pop-to-ebx
     5a/pop-to-edx
     59/pop-to-ecx
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
diff --git a/053new-segment.subx b/053new-segment.subx
index 4ca74e63..51f321fd 100644
--- a/053new-segment.subx
+++ b/053new-segment.subx
@@ -39,7 +39,7 @@ Entry:   # manual test
     cd/syscall  0x80/imm8
 
 new-segment:  # len : int, ad : (address allocation-descriptor)
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -64,7 +64,7 @@ $new-segment:end:
     # . restore registers
     5b/pop-to-ebx
     58/pop-to-eax
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
diff --git a/054string-equal.subx b/054string-equal.subx
index 073e7dbb..2dfad4b5 100644
--- a/054string-equal.subx
+++ b/054string-equal.subx
@@ -33,7 +33,7 @@ string-equal?:  # s : (address string), benchmark : (address string) -> eax : bo
     #   c1: eax
     #   c2: ebx
     #
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -87,7 +87,7 @@ $string-equal?:end:
     5e/pop-to-esi
     5a/pop-to-edx
     59/pop-to-ecx
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -176,7 +176,7 @@ test-compare-inequal-strings-equal-lengths:
 
 # helper for later tests
 check-string-equal:  # s : (address string), expected : (address string), msg : (address string)
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -201,7 +201,7 @@ check-string-equal:  # s : (address string), expected : (address string), msg :
 $check-string-equal:end:
     # . restore registers
     58/pop-to-eax
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
diff --git a/055stream.subx b/055stream.subx
index 32b389bd..4534f84f 100644
--- a/055stream.subx
+++ b/055stream.subx
@@ -15,7 +15,7 @@
 # . 1-3 bytes   3 bits              2 bits          3 bits        3 bits      3 bits        2 bits      2 bits      0/1/2/4 bytes   0/1/2/4 bytes
 
 clear-stream:  # f : (address stream) -> <void>
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -46,13 +46,13 @@ $clear-stream:end:
     # . restore registers
     59/pop-to-ecx
     58/pop-to-eax
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 rewind-stream:  # f : (address stream) -> <void>
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -64,7 +64,7 @@ rewind-stream:  # f : (address stream) -> <void>
 $rewind-stream:end:
     # . restore registers
     58/pop-to-eax
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
diff --git a/056trace.subx b/056trace.subx
index 6b706a0a..1d5c5a0b 100644
--- a/056trace.subx
+++ b/056trace.subx
@@ -42,7 +42,7 @@ _test-trace-stream:
 # Allocate a new segment for the trace stream, initialize its length, and save its address to Trace-stream.
 # The Trace-stream segment will consist of variable-length lines separated by newlines (0x0a)
 initialize-trace-stream:  # n : int -> <void>
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -72,7 +72,7 @@ $initialize-trace-stream:end:
     # . restore registers
     59/pop-to-ecx
     58/pop-to-eax
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -80,7 +80,7 @@ $initialize-trace-stream:end:
 # Append a string to the given trace stream.
 # Silently give up if it's already full. Or truncate the string if there isn't enough room.
 trace:  # line : (address string)
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -141,7 +141,7 @@ $trace:end:
     5a/pop-to-edx
     59/pop-to-ecx
     58/pop-to-eax
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -247,7 +247,7 @@ test-trace-empty-line:
     c3/return
 
 check-trace-contains:  # line : (address string), msg : (address string)
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # rewind-stream(*Trace-stream)
@@ -266,13 +266,13 @@ check-trace-contains:  # line : (address string), msg : (address string)
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               8/imm32           # add to esp
 $check-trace-contains:end:
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 check-trace-scans-to:  # line : (address string), msg : (address string)
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -296,7 +296,7 @@ check-trace-scans-to:  # line : (address string), msg : (address string)
 $check-trace-scans-to:end:
     # . restore registers
     58/pop-to-eax
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -316,7 +316,7 @@ trace-scan:  # line : (address string) -> result/eax : boolean
     #   pop saved copy of Trace-stream->read
     #   return false
     #
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -373,7 +373,7 @@ $trace-scan:false:
 $trace-scan:end:
     # . restore registers
     59/pop-to-ecx
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -564,7 +564,7 @@ next-line-matches?:  # t : (address stream), line : (address string) -> result/e
     #     ++currl
     #   return *currt == '\n'
     #
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -640,7 +640,7 @@ $next-line-matches?:end:
     5b/pop-to-ebx
     5a/pop-to-edx
     59/pop-to-ecx
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -742,7 +742,7 @@ skip-next-line:  # t : (address stream)
     #     ++curr
     #   t->read = i
     #
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -789,7 +789,7 @@ $skip-next-line:end:
     5a/pop-to-edx
     59/pop-to-ecx
     58/pop-to-eax
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -839,7 +839,7 @@ test-skip-next-line-filled:
     c3/return
 
 clear-trace-stream:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -870,7 +870,7 @@ $clear-trace-stream:end:
     # . restore registers
     59/pop-to-ecx
     58/pop-to-eax
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -879,7 +879,7 @@ $clear-trace-stream:end:
 
 # 3-argument variant of _append
 _append-3:  # out : address, outend : address, s : (array byte) -> num_bytes_appended/eax
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -904,14 +904,14 @@ _append-3:  # out : address, outend : address, s : (array byte) -> num_bytes_app
 $_append-3:end:
     # . restore registers
     59/pop-to-ecx
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 # 4-argument variant of _append
 _append-4:  # out : address, outend : address, in : address, inend : address -> num_bytes_appended/eax
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -954,7 +954,7 @@ $_append-4:end:
     5b/pop-to-ebx
     5a/pop-to-edx
     59/pop-to-ecx
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
diff --git a/057write.subx b/057write.subx
index 4b46a5d5..a55202db 100644
--- a/057write.subx
+++ b/057write.subx
@@ -22,7 +22,7 @@
 
 # TODO: come up with a way to signal when a write to disk fails
 write:  # f : fd or (address stream), s : (address array byte) -> <void>
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # if (f < 0x08000000) _write(f, s) and return  # f can't be a user-mode address, so treat it as a kernel file descriptor
@@ -70,7 +70,7 @@ $write:fake:
     59/pop-to-ecx
     58/pop-to-eax
 $write:end:
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
diff --git a/058stream-equal.subx b/058stream-equal.subx
index b6b3048a..25330a52 100644
--- a/058stream-equal.subx
+++ b/058stream-equal.subx
@@ -7,7 +7,7 @@
 
 # compare all the data in a stream (ignoring the read pointer)
 stream-data-equal?:  # f : (address stream), s : (address string) -> eax : boolean
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -61,13 +61,13 @@ $stream-data-equal?:end:
     5e/pop-to-esi
     5a/pop-to-edx
     59/pop-to-ecx
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-stream-data-equal:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # clear-stream(_test-stream)
@@ -102,13 +102,13 @@ test-stream-data-equal:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-stream-data-equal-2:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # clear-stream(_test-stream)
@@ -143,13 +143,13 @@ test-stream-data-equal-2:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-stream-data-equal-length-check:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # clear-stream(_test-stream)
@@ -184,14 +184,14 @@ test-stream-data-equal-length-check:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 # helper for later tests
 check-stream-equal:  # f : (address stream), s : (address string), msg : (address string)
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -216,7 +216,7 @@ check-stream-equal:  # f : (address stream), s : (address string), msg : (addres
 $check-stream-equal:end:
     # . restore registers
     58/pop-to-eax
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -263,7 +263,7 @@ next-stream-line-equal?:  # f : (address stream), s : (address string) -> eax :
     #   f[currf]: eax
     #   s[currs]: ebx
     #
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -323,13 +323,13 @@ $next-stream-line-equal?:end:
     5e/pop-to-esi
     5a/pop-to-edx
     59/pop-to-ecx
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-next-stream-line-equal-stops-at-newline:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # clear-stream(_test-stream)
@@ -364,13 +364,13 @@ test-next-stream-line-equal-stops-at-newline:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-next-stream-line-equal-stops-at-newline-2:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # clear-stream(_test-stream)
@@ -405,13 +405,13 @@ test-next-stream-line-equal-stops-at-newline-2:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-next-stream-line-equal-skips-newline:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # clear-stream(_test-stream)
@@ -454,13 +454,13 @@ test-next-stream-line-equal-skips-newline:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-next-stream-line-equal-handles-final-line:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # clear-stream(_test-stream)
@@ -503,13 +503,13 @@ test-next-stream-line-equal-handles-final-line:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-next-stream-line-equal-always-fails-after-Eof:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # clear-stream(_test-stream)
@@ -554,14 +554,14 @@ test-next-stream-line-equal-always-fails-after-Eof:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 # helper for later tests
 check-next-stream-line-equal:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -585,7 +585,7 @@ check-next-stream-line-equal:
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
     # . restore registers
     58/pop-to-eax
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
diff --git a/059stop.subx b/059stop.subx
index 03c8c4ca..c099d66f 100644
--- a/059stop.subx
+++ b/059stop.subx
@@ -42,7 +42,7 @@
 # Ugly that we need to know the size of args. Don't allocate variables between
 # tailor-exit-descriptor and the call it's for.
 tailor-exit-descriptor:  # ed : (address exit-descriptor), nbytes : int -> <void>
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -84,13 +84,13 @@ $tailor-exit-descriptor:end:
     # . restore registers
     59/pop-to-ecx
     58/pop-to-eax
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 stop:  # ed : (address exit-descriptor), value : int
-    # no prolog; one way or another, we're going to clobber registers
+    # no prologue; one way or another, we're going to clobber registers
     # eax = ed
     8b/copy                         1/mod/*+disp8   4/rm32/sib    4/base/esp  4/index/none  .           0/r32/eax   4/disp8         .                 # copy *(esp+4) to eax
     # if (ed->target == 0) really exit
@@ -112,7 +112,7 @@ $stop:end:
     c3/return  # doesn't return to caller
 
 test-stop-skips-returns-on-exit:
-    # This looks like the standard prolog, but is here for different reasons.
+    # This looks like the standard prologue, but is here for different reasons.
     # A function calling 'stop' can't rely on ebp persisting past the call.
     #
     # Use ebp here as a stable base to refer to locals and arguments from in the
@@ -155,14 +155,14 @@ test-stop-skips-returns-on-exit:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     # don't restore esp from ebp; manually reclaim locals
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               8/imm32           # add to esp
     5d/pop-to-ebp
     c3/return
 
 _test-stop-1:  # ed : (address exit-descriptor)
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # _test-stop-2(ed)
@@ -183,13 +183,13 @@ $_test-stop-1:dead-end:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 _test-stop-2:  # ed : (address exit-descriptor)
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . stop(ed, 1)
@@ -200,7 +200,7 @@ _test-stop-2:  # ed : (address exit-descriptor)
     e8/call  stop/disp32
     # should never get past this point
 $_test-stop-2:dead-end:
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
diff --git a/060read.subx b/060read.subx
index 6eabb2e5..1fe37da7 100644
--- a/060read.subx
+++ b/060read.subx
@@ -46,7 +46,7 @@
 # . 1-3 bytes   3 bits              2 bits          3 bits        3 bits      3 bits        2 bits      2 bits      0/1/2/4 bytes   0/1/2/4 bytes
 
 read:  # f : fd or (address stream), s : (address stream) -> num-bytes-read/eax
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # if (f < 0x08000000) return _read(f, s)  # f can't be a user-mode address, so treat it as a kernel file descriptor
@@ -100,7 +100,7 @@ $read:fake:
     5f/pop-to-edi
     5e/pop-to-esi
 $read:end:
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -111,7 +111,7 @@ $read:end:
 
 # 3-argument variant of _buffer
 _buffer-3:  # out : address, outend : address, s : (array byte) -> num_bytes_buffered/eax
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -136,14 +136,14 @@ _buffer-3:  # out : address, outend : address, s : (array byte) -> num_bytes_buf
 $_buffer-3:end:
     # . restore registers
     59/pop-to-ecx
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 # 4-argument variant of _buffer
 _buffer-4:  # out : address, outend : address, in : address, inend : address -> num_bytes_buffered/eax
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -186,7 +186,7 @@ $_buffer-4:end:
     5b/pop-to-ebx
     5a/pop-to-edx
     59/pop-to-ecx
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -197,7 +197,7 @@ $_buffer-4:end:
 # Maybe a better helper would be 'empty-stream?'
 
 _read:  # fd : int, s : (address stream) -> num-bytes-read/eax
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -229,7 +229,7 @@ $_read:end:
     5b/pop-to-ebx
     5a/pop-to-edx
     59/pop-to-ecx
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
diff --git a/061read-byte.subx b/061read-byte.subx
index 4ce13099..87af5efd 100644
--- a/061read-byte.subx
+++ b/061read-byte.subx
@@ -34,7 +34,7 @@ Stdin:
 # return next byte value in eax, with top 3 bytes cleared.
 # On reaching end of file, return 0xffffffff (Eof).
 read-byte-buffered:  # f : (address buffered-file) -> byte-or-Eof/eax
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -81,7 +81,7 @@ $read-byte-buffered:end:
     # . restore registers
     5e/pop-to-esi
     59/pop-to-ecx
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
diff --git a/062write-stream.subx b/062write-stream.subx
index d6b9af8c..a85cf40c 100644
--- a/062write-stream.subx
+++ b/062write-stream.subx
@@ -16,7 +16,7 @@
 #?     cd/syscall  0x80/imm8
 
 write-stream:  # f : fd or (address stream), s : (address stream) -> <void>
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # if (f < 0x08000000) _write-stream(f, s), return  # f can't be a user-mode address, so treat it as a kernel file descriptor
@@ -70,13 +70,13 @@ $write-stream:fake:
     5e/pop-to-esi
     58/pop-to-eax
 $write-stream:end:
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 _write-stream:  # fd : int, s : (address stream) -> <void>
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -114,7 +114,7 @@ _write-stream:  # fd : int, s : (address stream) -> <void>
     5a/pop-to-edx
     59/pop-to-ecx
     58/pop-to-eax
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
diff --git a/063error.subx b/063error.subx
index c40586c7..10f10667 100644
--- a/063error.subx
+++ b/063error.subx
@@ -7,7 +7,7 @@
 
 # write(out, "Error: "+msg+"\n") then stop(ed, 1)
 error:  # ed : (address exit-descriptor), out : fd or (address stream), msg : (address array byte) -> <void>
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # write(out, "Error: ")
@@ -42,7 +42,7 @@ error:  # ed : (address exit-descriptor), out : fd or (address stream), msg : (a
     e8/call  stop/disp32
     # should never get past this point
 $error:dead-end:
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
diff --git a/064write-byte.subx b/064write-byte.subx
index 80031972..1864a53d 100644
--- a/064write-byte.subx
+++ b/064write-byte.subx
@@ -29,7 +29,7 @@ Stdout:
 
 # Write lower byte of 'n' to 'f'.
 write-byte-buffered:  # f : (address buffered-file), n : int -> <void>
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -71,13 +71,13 @@ $write-byte-buffered:end:
     # . restore registers
     5f/pop-to-edi
     59/pop-to-ecx
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 flush:  # f : (address buffered-file) -> <void>
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -98,7 +98,7 @@ $flush:end:
     # . restore registers
     59/pop-to-ecx
     58/pop-to-eax
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -210,7 +210,7 @@ test-write-byte-buffered-multiple-flushes:
 
 # Write lower byte of 'n' to 'f'.
 append-byte:  # f : (address stream), n : int -> <void>
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -235,7 +235,7 @@ $append-byte:end:
     # . restore registers
     5f/pop-to-edi
     59/pop-to-ecx
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
diff --git a/065write-buffered.subx b/065write-buffered.subx
index a0161d45..a765d4ee 100644
--- a/065write-buffered.subx
+++ b/065write-buffered.subx
@@ -26,7 +26,7 @@ write-buffered:  # f : (address buffered-file), msg : (address array byte) -> <v
     #   f->write: ebx (cached; need to keep in sync)
     #   c: eax
     #
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -99,7 +99,7 @@ $write-buffered:end:
     5a/pop-to-edx
     59/pop-to-ecx
     58/pop-to-eax
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
diff --git a/066print-int.subx b/066print-int.subx
index e4416557..6c7a55fd 100644
--- a/066print-int.subx
+++ b/066print-int.subx
@@ -18,7 +18,7 @@ $to-hex-char:else:
     c3/return
 
 append-byte-hex:  # f : (address stream), n : int -> <void>
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -53,7 +53,7 @@ append-byte-hex:  # f : (address stream), n : int -> <void>
 $append-byte-hex:end:
     # . restore registers
     58/pop-to-eax
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -90,7 +90,7 @@ test-append-byte-hex:
 
 # print the hex representation for the lowest byte of a number
 print-byte-buffered:  # f : (address buffered-file), n : int -> <void>
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -125,7 +125,7 @@ print-byte-buffered:  # f : (address buffered-file), n : int -> <void>
 $print-byte-buffered:end:
     # . restore registers
     58/pop-to-eax
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -187,7 +187,7 @@ print-int32:  # f : (address stream), n : int -> <void>
     #    append-byte(f, AL)
     #    ecx -= 4
     #
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -229,7 +229,7 @@ $print-int32:end:
     # . restore registers
     59/pop-to-ecx
     58/pop-to-eax
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -275,7 +275,7 @@ print-int32-buffered:  # f : (address buffered-file), n : int -> <void>
     #    write-byte-buffered(f, AL)
     #    ecx -= 4
     #
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -317,7 +317,7 @@ $print-int32-buffered:end:
     # . restore registers
     59/pop-to-ecx
     58/pop-to-eax
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
diff --git a/067parse-hex.subx b/067parse-hex.subx
index 06eae408..3707e40b 100644
--- a/067parse-hex.subx
+++ b/067parse-hex.subx
@@ -7,7 +7,7 @@
 # . 1-3 bytes   3 bits              2 bits          3 bits        3 bits      3 bits        2 bits      2 bits      0/1/2/4 bytes   0/1/2/4 bytes
 
 is-hex-int?:  # in : (address slice) -> eax : boolean
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -79,13 +79,13 @@ $is-hex-int?:end:
     5b/pop-to-ebx
     5a/pop-to-edx
     59/pop-to-ecx
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-is-hex-int:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # (eax..ecx) = "34"
@@ -113,13 +113,13 @@ test-is-hex-int:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-is-hex-int-handles-letters:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # (eax..ecx) = "34a"
@@ -147,13 +147,13 @@ test-is-hex-int-handles-letters:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-is-hex-int-with-trailing-char:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # (eax..ecx) = "34q"
@@ -181,13 +181,13 @@ test-is-hex-int-with-trailing-char:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-is-hex-int-with-leading-char:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # (eax..ecx) = "q34"
@@ -215,13 +215,13 @@ test-is-hex-int-with-leading-char:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-is-hex-int-empty:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # var slice/ecx = ""
@@ -244,13 +244,13 @@ test-is-hex-int-empty:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-is-hex-int-handles-0x-prefix:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # (eax..ecx) = "0x3a"
@@ -278,13 +278,13 @@ test-is-hex-int-handles-0x-prefix:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-is-hex-int-handles-negative:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # (eax..ecx) = "-34a"
@@ -312,13 +312,13 @@ test-is-hex-int-handles-negative:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-is-hex-int-handles-negative-0x-prefix:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # (eax..ecx) = "-0x3a"
@@ -346,13 +346,13 @@ test-is-hex-int-handles-negative-0x-prefix:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 parse-hex-int:  # in : (address slice) -> result/eax
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -426,13 +426,13 @@ $parse-hex-int:end:
     5b/pop-to-ebx
     5a/pop-to-edx
     59/pop-to-ecx
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-parse-hex-int-single-digit:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # (eax..ecx) = "a"
@@ -460,13 +460,13 @@ test-parse-hex-int-single-digit:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-parse-hex-int-multi-digit:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # (eax..ecx) = "34a"
@@ -494,13 +494,13 @@ test-parse-hex-int-multi-digit:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-parse-hex-int-0x-prefix:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # (eax..ecx) = "0x34"
@@ -528,13 +528,13 @@ test-parse-hex-int-0x-prefix:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-parse-hex-int-zero:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # (eax..ecx) = "0"
@@ -562,13 +562,13 @@ test-parse-hex-int-zero:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-parse-hex-int-0-prefix:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # (eax..ecx) = "03"
@@ -596,13 +596,13 @@ test-parse-hex-int-0-prefix:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-parse-hex-int-negative:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # (eax..ecx) = "-03"
@@ -630,13 +630,13 @@ test-parse-hex-int-negative:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 is-hex-digit?:  # c : byte -> eax : boolean
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -662,7 +662,7 @@ is-hex-digit?:  # c : byte -> eax : boolean
 $is-hex-digit?:end:
     # . restore registers
     59/pop-to-ecx
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
diff --git a/068error-byte.subx b/068error-byte.subx
index bf0655ae..0d6ddafe 100644
--- a/068error-byte.subx
+++ b/068error-byte.subx
@@ -25,7 +25,7 @@
 
 # write(out, "Error: "+msg+": "+byte) then stop(ed, 1)
 error-byte:  # ed : (address exit-descriptor), out : (address buffered-file), msg : (address array byte), n : byte -> <void>
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # write-buffered(out, "Error: ")
@@ -83,7 +83,7 @@ error-byte:  # ed : (address exit-descriptor), out : (address buffered-file), ms
     e8/call  stop/disp32
     # should never get past this point
 $error-byte:dead-end:
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
diff --git a/069allocate.subx b/069allocate.subx
index 5e7a170d..aee30144 100644
--- a/069allocate.subx
+++ b/069allocate.subx
@@ -59,7 +59,7 @@ $array-equal-main:end:
 # Claim the next 'n' bytes of memory starting at ad->curr and update ad->curr.
 # Abort if there isn't enough memory in 'ad'.
 allocate:  # ad : (address allocation-descriptor), n : int -> address-or-null/eax
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -82,7 +82,7 @@ $allocate:end:
     # . restore registers
     5a/pop-to-edx
     59/pop-to-ecx
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -103,7 +103,7 @@ $allocate:abort:
     # never gets here
 
 test-allocate-success:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # var ad/ecx : (address allocation-descriptor) = {11, 15}
@@ -136,13 +136,13 @@ test-allocate-success:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 _pending-test-allocate-failure:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # var ad/ecx : (address allocation-descriptor) = {11, 15}
@@ -176,14 +176,14 @@ _pending-test-allocate-failure:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 # helper: create a nested allocation descriptor (useful for tests)
 allocate-region:  # ad : (address allocation-descriptor), n : int -> new-ad : (address allocation-descriptor)
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -210,7 +210,7 @@ allocate-region:  # ad : (address allocation-descriptor), n : int -> new-ad : (a
     89/copy                         1/mod/*+disp8   0/rm32/eax    .           .             .           1/r32/ecx   4/disp8         .                 # copy ecx to *(eax+4)
     # . restore registers
     59/pop-to-ecx
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
diff --git a/070new-stream.subx b/070new-stream.subx
index c3f204d2..e1bea314 100644
--- a/070new-stream.subx
+++ b/070new-stream.subx
@@ -6,7 +6,7 @@
 # . 1-3 bytes   3 bits              2 bits          3 bits        3 bits      3 bits        2 bits      2 bits      0/1/2/4 bytes   0/1/2/4 bytes
 
 new-stream:  # ad : (address allocation-descriptor), length : int, elemsize : int -> address/eax
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -44,7 +44,7 @@ new-stream:  # ad : (address allocation-descriptor), length : int, elemsize : in
 $new-stream:end:
     # . restore registers
     5a/pop-to-edx
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -65,7 +65,7 @@ $new-stream:abort:
     # never gets here
 
 test-new-stream:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # var heap/ecx : (address allocation-descriptor) = {0, 0}
@@ -110,7 +110,7 @@ test-new-stream:
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
     # the rest is delegated to clear-stream() so we won't bother checking it
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
diff --git a/071read-line.subx b/071read-line.subx
index bce42750..a68a76c2 100644
--- a/071read-line.subx
+++ b/071read-line.subx
@@ -17,7 +17,7 @@ read-line-buffered:  # f : (address buffered-file), s : (address stream byte) ->
     #     ++f->read
     #     ++s->write
     #     if (AL == '\n') break
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -88,7 +88,7 @@ $read-line-buffered:end:
     5a/pop-to-edx
     59/pop-to-ecx
     58/pop-to-eax
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -230,7 +230,7 @@ read-line:  # f : (address stream), s : (address stream byte) -> <void>
     #     ++f->read
     #     ++s->write
     #     if (AL == '\n') break
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -277,7 +277,7 @@ $read-line:end:
     5a/pop-to-edx
     59/pop-to-ecx
     58/pop-to-eax
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
diff --git a/072slice.subx b/072slice.subx
index 09f45e18..338c39b0 100644
--- a/072slice.subx
+++ b/072slice.subx
@@ -7,7 +7,7 @@
 # . 1-3 bytes   3 bits              2 bits          3 bits        3 bits      3 bits        2 bits      2 bits      0/1/2/4 bytes   0/1/2/4 bytes
 
 slice-empty?:  # s : (address slice) -> eax : boolean
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -25,13 +25,13 @@ slice-empty?:  # s : (address slice) -> eax : boolean
 $slice-empty?:end:
     # . restore registers
     59/pop-to-ecx
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-slice-empty-true:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # var slice/ecx = {34, 34}
@@ -54,13 +54,13 @@ test-slice-empty-true:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-slice-empty-false:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # var slice/ecx = {34, 23}
@@ -83,7 +83,7 @@ test-slice-empty-false:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -108,7 +108,7 @@ slice-equal?:  # s : (address slice), p : (address string) -> eax : boolean
     #   *currs: eax
     #   *currp: ecx
     #
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -171,14 +171,14 @@ $slice-equal?:end:
     5b/pop-to-ebx
     5a/pop-to-edx
     59/pop-to-ecx
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-slice-equal:
     # - slice-equal?(slice("Abc"), "Abc") == 1
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # (eax..ecx) = "Abc"
@@ -207,14 +207,14 @@ test-slice-equal:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-slice-equal-false:
     # - slice-equal?(slice("bcd"), "Abc") == 0
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # (eax..ecx) = "bcd"
@@ -243,14 +243,14 @@ test-slice-equal-false:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-slice-equal-too-long:
     # - slice-equal?(slice("Abcd"), "Abc") == 0
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # (eax..ecx) = "Abcd"
@@ -279,14 +279,14 @@ test-slice-equal-too-long:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-slice-equal-too-short:
     # - slice-equal?(slice("A"), "Abc") == 0
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # (eax..ecx) = "A"
@@ -315,14 +315,14 @@ test-slice-equal-too-short:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-slice-equal-empty:
     # - slice-equal?(slice(""), "Abc") == 0
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # var slice/ecx
@@ -346,14 +346,14 @@ test-slice-equal-empty:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-slice-equal-with-empty:
     # - slice-equal?(slice("Ab"), "") == 0
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # (eax..ecx) = "Ab"
@@ -382,14 +382,14 @@ test-slice-equal-with-empty:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-slice-equal-empty-with-empty:
     # - slice-equal?(slice(""), "") == 1
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # var slice/ecx
@@ -413,14 +413,14 @@ test-slice-equal-empty-with-empty:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-slice-equal-with-null:
     # - slice-equal?(slice("Ab"), null) == 0
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # (eax..ecx) = "Ab"
@@ -449,7 +449,7 @@ test-slice-equal-with-null:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -476,7 +476,7 @@ slice-starts-with?:  # s : (address slice), head : (address string) -> eax : boo
     #   i: ecx
     #   lenh: edx
     #
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -536,14 +536,14 @@ $slice-starts-with?:end:
     5b/pop-to-ebx
     5a/pop-to-edx
     59/pop-to-ecx
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-slice-starts-with-single-character:
     # - slice-starts-with?(slice("Abc"), "A") == 1
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # (eax..ecx) = "Abc"
@@ -572,14 +572,14 @@ test-slice-starts-with-single-character:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-slice-starts-with-empty-string:
     # - slice-starts-with?(slice("Abc"), "") == 1
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # (eax..ecx) = "Abc"
@@ -608,14 +608,14 @@ test-slice-starts-with-empty-string:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-slice-starts-with-multiple-characters:
     # - slice-starts-with?(slice("Abc"), "Ab") == 1
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # (eax..ecx) = "Abc"
@@ -644,14 +644,14 @@ test-slice-starts-with-multiple-characters:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-slice-starts-with-entire-string:
     # - slice-starts-with?(slice("Abc"), "Abc") == 1
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # (eax..ecx) = "Abc"
@@ -680,14 +680,14 @@ test-slice-starts-with-entire-string:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-slice-starts-with-fails:
     # - slice-starts-with?(slice("Abc"), "Abd") == 1
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # (eax..ecx) = "Abc"
@@ -716,14 +716,14 @@ test-slice-starts-with-fails:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-slice-starts-with-fails-2:
     # - slice-starts-with?(slice("Abc"), "Ac") == 1
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # (eax..ecx) = "Abc"
@@ -752,7 +752,7 @@ test-slice-starts-with-fails-2:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -760,7 +760,7 @@ test-slice-starts-with-fails-2:
 # write a slice to a stream
 # abort if the stream doesn't have enough space
 write-slice:  # out : (address stream), s : (address slice)
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -811,7 +811,7 @@ $write-slice:end:
     5a/pop-to-edx
     59/pop-to-ecx
     58/pop-to-eax
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -832,7 +832,7 @@ $write-slice:abort:
     # never gets here
 
 test-write-slice:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -869,14 +869,14 @@ test-write-slice:
     e8/call  check-stream-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 # write a slice to a buffered-file
 write-slice-buffered:  # out : (address buffered-file), s : (address slice)
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -947,13 +947,13 @@ $write-slice-buffered:end:
     5a/pop-to-edx
     59/pop-to-ecx
     58/pop-to-eax
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-write-slice-buffered:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -1006,14 +1006,14 @@ test-write-slice-buffered:
     e8/call  check-stream-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 # copy a slice into a new (dynamically allocated) string
 slice-to-string:  # ad : (address allocation-descriptor), in : (address slice) -> out/eax : (address array)
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -1069,7 +1069,7 @@ $slice-to-string:end:
     5b/pop-to-ebx
     5a/pop-to-edx
     59/pop-to-ecx
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -1090,7 +1090,7 @@ $slice-to-string:abort:
     # never gets here
 
 test-slice-to-string:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # var heap/edx : (address allocation-descriptor) = {0, 0}
@@ -1165,7 +1165,7 @@ test-slice-to-string:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
diff --git a/073next-token.subx b/073next-token.subx
index 73a658c1..d11cd8b9 100644
--- a/073next-token.subx
+++ b/073next-token.subx
@@ -8,7 +8,7 @@
 # extract the next run of characters that are different from a given 'delimiter' (skipping multiple delimiters if necessary)
 # on reaching end of file, return an empty interval
 next-token:  # in : (address stream), delimiter : byte, out : (address slice)
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -49,13 +49,13 @@ next-token:  # in : (address stream), delimiter : byte, out : (address slice)
     5e/pop-to-esi
     59/pop-to-ecx
     58/pop-to-eax
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-next-token:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -113,13 +113,13 @@ test-next-token:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-next-token-Eof:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -153,7 +153,7 @@ test-next-token-Eof:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -161,7 +161,7 @@ test-next-token-Eof:
 # extract the next run of characters that are different from a given 'delimiter' (skipping multiple delimiters if necessary)
 # on reaching end of file, return an empty interval
 next-token-from-slice:  # start : (address byte), end : (address byte), delimiter : byte, out : (address slice) -> <void>
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -202,13 +202,13 @@ next-token-from-slice:  # start : (address byte), end : (address byte), delimite
     5a/pop-to-edx
     59/pop-to-ecx
     58/pop-to-eax
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-next-token-from-slice:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # (eax..ecx) = "  ab"
@@ -256,13 +256,13 @@ test-next-token-from-slice:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-next-token-from-slice-Eof:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # var out/edi : (address slice) = {0, 0}
@@ -292,13 +292,13 @@ test-next-token-from-slice-Eof:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-next-token-from-slice-nothing:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # (eax..ecx) = "    "
@@ -333,13 +333,13 @@ test-next-token-from-slice-nothing:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 skip-chars-matching:  # in : (address stream), delimiter : byte
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -378,7 +378,7 @@ $skip-chars-matching:end:
     5a/pop-to-edx
     59/pop-to-ecx
     58/pop-to-eax
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -462,7 +462,7 @@ test-skip-chars-matching-none:
     c3/return
 
 skip-chars-matching-whitespace:  # in : (address stream)
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -507,7 +507,7 @@ $skip-chars-matching-whitespace:end:
     5b/pop-to-ebx
     59/pop-to-ecx
     58/pop-to-eax
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -552,7 +552,7 @@ test-skip-chars-matching-whitespace:
 
 # minor fork of 'skip-chars-matching'
 skip-chars-not-matching:  # in : (address stream), delimiter : byte
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -591,7 +591,7 @@ $skip-chars-not-matching:end:
     5a/pop-to-edx
     59/pop-to-ecx
     58/pop-to-eax
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -714,7 +714,7 @@ test-skip-chars-not-matching-all:
     c3/return
 
 skip-chars-not-matching-whitespace:  # in : (address stream)
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -758,7 +758,7 @@ $skip-chars-not-matching-whitespace:end:
     5b/pop-to-ebx
     59/pop-to-ecx
     58/pop-to-eax
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -802,7 +802,7 @@ test-skip-chars-not-matching-whitespace:
     c3/return
 
 skip-chars-matching-in-slice:  # curr : (address byte), end : (address byte), delimiter : byte -> curr/eax
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -833,7 +833,7 @@ $skip-chars-matching-in-slice:end:
     5b/pop-to-ebx
     5a/pop-to-edx
     59/pop-to-ecx
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -897,7 +897,7 @@ test-skip-chars-matching-in-slice-none:
     c3/return
 
 skip-chars-matching-whitespace-in-slice:  # in : (address stream)
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -935,7 +935,7 @@ $skip-chars-matching-whitespace-in-slice:end:
     # . restore registers
     5b/pop-to-ebx
     59/pop-to-ecx
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -970,7 +970,7 @@ test-skip-chars-matching-whitespace-in-slice:
 
 # minor fork of 'skip-chars-matching-in-slice'
 skip-chars-not-matching-in-slice:  # curr : (address byte), end : (address byte), delimiter : byte -> curr/eax
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -1001,7 +1001,7 @@ $skip-chars-not-matching-in-slice:end:
     5b/pop-to-ebx
     5a/pop-to-edx
     59/pop-to-ecx
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -1094,7 +1094,7 @@ test-skip-chars-not-matching-in-slice-all:
     c3/return
 
 skip-chars-not-matching-whitespace-in-slice:  # in : (address stream)
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -1131,7 +1131,7 @@ $skip-chars-not-matching-whitespace-in-slice:end:
     # . restore registers
     5b/pop-to-ebx
     59/pop-to-ecx
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -1167,7 +1167,7 @@ test-skip-chars-not-matching-whitespace-in-slice:
 # update line->read to end of string literal surrounded by double quotes
 # line->read must start out at a double-quote
 skip-string:  # line : (address stream)
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -1198,13 +1198,13 @@ $skip-string:end:
     5a/pop-to-edx
     59/pop-to-ecx
     58/pop-to-eax
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-skip-string:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -1251,13 +1251,13 @@ test-skip-string:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-skip-string-ignores-spaces:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -1304,13 +1304,13 @@ test-skip-string-ignores-spaces:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-skip-string-ignores-escapes:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -1357,13 +1357,13 @@ test-skip-string-ignores-escapes:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-skip-string-works-from-mid-stream:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -1403,13 +1403,13 @@ test-skip-string-works-from-mid-stream:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 skip-string-in-slice:  # curr : (address byte), end : (address byte) -> new_curr/eax
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -1455,13 +1455,13 @@ $skip-string-in-slice:end:
     5b/pop-to-ebx
     5a/pop-to-edx
     59/pop-to-ecx
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-skip-string-in-slice:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup: (eax..ecx) = "\"abc\" def"
@@ -1488,13 +1488,13 @@ test-skip-string-in-slice:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-skip-string-in-slice-ignores-spaces:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup: (eax..ecx) = "\"a b\"/yz"
@@ -1521,13 +1521,13 @@ test-skip-string-in-slice-ignores-spaces:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-skip-string-in-slice-ignores-escapes:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup: (eax..ecx) = "\"a\\\"b\"/yz"
@@ -1554,13 +1554,13 @@ test-skip-string-in-slice-ignores-escapes:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-skip-string-in-slice-stops-at-end:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup: (eax..ecx) = "\"abc"  # unbalanced dquote
@@ -1587,7 +1587,7 @@ test-skip-string-in-slice-stops-at-end:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -1595,7 +1595,7 @@ test-skip-string-in-slice-stops-at-end:
 # update line->read to ')'
 # line->read ends at ')'
 skip-until-close-paren:  # line : (address stream)
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -1626,13 +1626,13 @@ $skip-until-close-paren:end:
     5a/pop-to-edx
     59/pop-to-ecx
     58/pop-to-eax
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-skip-until-close-paren:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -1679,13 +1679,13 @@ test-skip-until-close-paren:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-skip-until-close-paren-ignores-spaces:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -1731,13 +1731,13 @@ test-skip-until-close-paren-ignores-spaces:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-skip-until-close-paren-works-from-mid-stream:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -1776,13 +1776,13 @@ test-skip-until-close-paren-works-from-mid-stream:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 skip-until-close-paren-in-slice:  # curr : (address byte), end : (address byte) -> new_curr/eax
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -1816,13 +1816,13 @@ $skip-until-close-paren-in-slice:end:
     # . restore registers
     5a/pop-to-edx
     59/pop-to-ecx
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-skip-until-close-paren-in-slice:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup: (eax..ecx) = "*(abc) def"
@@ -1849,13 +1849,13 @@ test-skip-until-close-paren-in-slice:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-skip-until-close-paren-in-slice-ignores-spaces:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup: (eax..ecx) = "*(a b)/yz"
@@ -1882,13 +1882,13 @@ test-skip-until-close-paren-in-slice-ignores-spaces:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-skip-until-close-paren-in-slice-stops-at-end:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup: (eax..ecx) = "*(abc"  # unbalanced dquote
@@ -1915,7 +1915,7 @@ test-skip-until-close-paren-in-slice-stops-at-end:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
diff --git a/074write-stream-data.subx b/074write-stream-data.subx
index d5d901b4..72fca897 100644
--- a/074write-stream-data.subx
+++ b/074write-stream-data.subx
@@ -9,7 +9,7 @@
 #   - flush the buffered-file and pass the stream directly to its fd (disabling buffering)
 # we'll go with the first way for now
 write-stream-data:  # f : (address buffered-file), s : (address stream) -> <void>
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -43,13 +43,13 @@ $write-stream-data:end:
     5e/pop-to-esi
     59/pop-to-ecx
     58/pop-to-eax
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-write-stream-data:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -110,7 +110,7 @@ test-write-stream-data:
     e8/call  check-stream-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
diff --git a/075print-int-decimal.subx b/075print-int-decimal.subx
index f7898fe9..a9cfa5fc 100644
--- a/075print-int-decimal.subx
+++ b/075print-int-decimal.subx
@@ -35,7 +35,7 @@ print-int32-decimal:  # out : (address stream), n : int32
     # (this pseudocode contains registers because operations like division
     # require specific registers in x86)
     #
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -108,7 +108,7 @@ $print-int32-decimal:end:
     5a/pop-to-edx
     59/pop-to-ecx
     58/pop-to-eax
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
diff --git a/076next-word.subx b/076next-word.subx
index efd99a64..054dfb47 100644
--- a/076next-word.subx
+++ b/076next-word.subx
@@ -8,7 +8,7 @@
 # (re)compute the bounds of the next word in the line
 # return empty string on reaching end of file
 next-word:  # line : (address stream byte), out : (address slice)
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -78,13 +78,13 @@ $next-word:end:
     5e/pop-to-esi
     59/pop-to-ecx
     58/pop-to-eax
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-next-word:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -141,13 +141,13 @@ test-next-word:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-next-word-returns-whole-comment:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -204,13 +204,13 @@ test-next-word-returns-whole-comment:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-next-word-returns-empty-string-on-eof:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -246,7 +246,7 @@ test-next-word-returns-empty-string-on-eof:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
diff --git a/077subx-words.subx b/077subx-words.subx
index 5bdf196a..2b53ebb1 100644
--- a/077subx-words.subx
+++ b/077subx-words.subx
@@ -15,7 +15,7 @@ has-metadata?:  # word : (address slice), s : (address string) -> eax : boolean
     #     if (slice-equal?(twig, s)) return true
     #     curr = twig->end
     #   return false
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -93,13 +93,13 @@ $has-metadata?:end:
     5e/pop-to-esi
     5a/pop-to-edx
     59/pop-to-ecx
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-has-metadata-true:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # (eax..ecx) = "ab/imm32"
@@ -128,13 +128,13 @@ test-has-metadata-true:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-has-metadata-false:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # (eax..ecx) = "ab/c"
@@ -163,13 +163,13 @@ test-has-metadata-false:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-has-metadata-ignore-name:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # (eax..ecx) = "a/b"
@@ -198,13 +198,13 @@ test-has-metadata-ignore-name:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-has-metadata-multiple-true:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # (eax..ecx) = "a/b/c"
@@ -233,13 +233,13 @@ test-has-metadata-multiple-true:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-has-metadata-multiple-false:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # (eax..ecx) = "a/b/c"
@@ -268,7 +268,7 @@ test-has-metadata-multiple-false:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -282,7 +282,7 @@ test-has-metadata-multiple-false:
 #: - if it's two characters long, it can't be a name. Either it's a hex
 #:   byte, or it raises an error.
 is-valid-name?:  # in : (address slice) -> eax : boolean
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -330,13 +330,13 @@ $is-valid-name?:end:
     # . restore registers
     5e/pop-to-esi
     59/pop-to-ecx
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-is-valid-name-digit-prefix:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # (eax..ecx) = "34"
@@ -364,13 +364,13 @@ test-is-valid-name-digit-prefix:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-is-valid-name-negative-prefix:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # (eax..ecx) = "-0x34"
@@ -398,13 +398,13 @@ test-is-valid-name-negative-prefix:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-is-valid-name-0x-prefix:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # (eax..ecx) = "0x34"
@@ -432,13 +432,13 @@ test-is-valid-name-0x-prefix:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-is-valid-name-starts-with-pre-digit:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # (eax..ecx) = "/03"
@@ -466,13 +466,13 @@ test-is-valid-name-starts-with-pre-digit:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-is-valid-name-starts-with-post-digit:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # (eax..ecx) = "q34"
@@ -500,13 +500,13 @@ test-is-valid-name-starts-with-post-digit:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-is-valid-name-starts-with-digit:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # (eax..ecx) = "0x34"
@@ -534,13 +534,13 @@ test-is-valid-name-starts-with-digit:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 is-label?: # word : (address slice) -> eax : boolean
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -562,13 +562,13 @@ is-label?: # word : (address slice) -> eax : boolean
 $is-label?:end:
     # . restore registers
     59/pop-to-ecx
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-is-label?:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
 $test-is-label?:true:
@@ -623,7 +623,7 @@ $test-is-label?:false:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
diff --git a/078emit-hex.subx b/078emit-hex.subx
index 73912ea0..750db096 100644
--- a/078emit-hex.subx
+++ b/078emit-hex.subx
@@ -5,7 +5,7 @@
 
 # print 'n' in hex in 'width' bytes in lower-endian order, with a space after every byte
 emit-hex:  # out : (address buffered-file), n : int, width : int -> <void>
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -55,7 +55,7 @@ $emit-hex:end:
     5a/pop-to-edx
     59/pop-to-ecx
     58/pop-to-eax
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
diff --git a/079emit.subx b/079emit.subx
index b0c06de6..d8168990 100644
--- a/079emit.subx
+++ b/079emit.subx
@@ -8,7 +8,7 @@
 # Otherwise just print the entire word including metadata.
 # Always print a trailing space.
 emit:  # out : (address buffered-file), word : (address slice), width : int -> <void>
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -90,13 +90,13 @@ $emit:end:
     5f/pop-to-edi
     5e/pop-to-esi
     58/pop-to-eax
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-emit-number:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -150,14 +150,14 @@ test-emit-number:
     e8/call  check-stream-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-emit-negative-number:
     # test support for sign-extending negative numbers
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -211,13 +211,13 @@ test-emit-negative-number:
     e8/call  check-stream-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-emit-number-with-metadata:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -272,13 +272,13 @@ test-emit-number-with-metadata:
     e8/call  check-stream-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-emit-non-number:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -332,13 +332,13 @@ test-emit-non-number:
     e8/call  check-stream-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-emit-non-number-with-metadata:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -392,13 +392,13 @@ test-emit-non-number-with-metadata:
     e8/call  check-stream-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-emit-non-number-with-all-hex-digits-and-metadata:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -478,7 +478,7 @@ test-emit-non-number-with-all-hex-digits-and-metadata:
     e8/call  check-stream-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
diff --git a/080zero-out.subx b/080zero-out.subx
index 1a4c73d1..2dee2665 100644
--- a/080zero-out.subx
+++ b/080zero-out.subx
@@ -15,7 +15,7 @@ zero-out:  # start : address, len : int
     #     ++curr
     #     ++i
     #
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -46,13 +46,13 @@ $zero-out:end:
     5a/pop-to-edx
     59/pop-to-ecx
     58/pop-to-eax
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-zero-out:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # region/ecx = 34, 35, 36, 37
@@ -76,7 +76,7 @@ test-zero-out:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
diff --git a/081table.subx b/081table.subx
index 602cd872..3cc3dbf3 100644
--- a/081table.subx
+++ b/081table.subx
@@ -33,7 +33,7 @@ get:  # table : (address stream {string, _}), key : (address string), row-size :
     #     curr += row-size
     #   abort
     #
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -75,7 +75,7 @@ $get:end:
     5e/pop-to-esi
     5a/pop-to-edx
     59/pop-to-ecx
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -120,7 +120,7 @@ $get:abort:
     # never gets here
 
 test-get:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # - setup: create a table with a couple of keys
@@ -191,7 +191,7 @@ $test-get:check2:
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
 $test-get:end:
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -207,7 +207,7 @@ get-slice:  # table : (address stream {string, _}), key : (address slice), row-s
     #     curr += row-size
     #   abort
     #
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -249,7 +249,7 @@ $get-slice:end:
     5e/pop-to-esi
     5a/pop-to-edx
     59/pop-to-ecx
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -301,7 +301,7 @@ $get-slice:abort:
     # never gets here
 
 test-get-slice:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # - setup: create a table with a couple of keys
@@ -390,7 +390,7 @@ $test-get-slice:check2:
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
 $test-get-slice:end:
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -415,7 +415,7 @@ get-or-insert:  # table : (address stream {string, _}), key : (address string),
     #   table->write += row-size
     #   return max+4
     #
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -487,7 +487,7 @@ $get-or-insert:end:
     5e/pop-to-esi
     5a/pop-to-edx
     59/pop-to-ecx
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -508,7 +508,7 @@ $get-or-insert:abort:
     # never gets here
 
 test-get-or-insert:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # var table/ecx : (address stream {string, number}) = stream(2 rows * 8 bytes)
@@ -642,7 +642,7 @@ $test-get-or-insert:third-call:
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
 $test-get-or-insert:end:
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -666,7 +666,7 @@ leaky-get-or-insert-slice:  # table : (address stream {string, _}), key : (addre
     #   table->write += row-size
     #   return max+4
     #
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -744,7 +744,7 @@ $leaky-get-or-insert-slice:end:
     5e/pop-to-esi
     5a/pop-to-edx
     59/pop-to-ecx
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -765,7 +765,7 @@ $leaky-get-or-insert-slice:abort:
     # never gets here
 
 test-leaky-get-or-insert-slice:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # var table/ecx : (address stream {string, number}) = stream(2 rows * 8 bytes)
@@ -917,7 +917,7 @@ $test-leaky-get-or-insert-slice:third-call:
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
 $test-leaky-get-or-insert-slice:end:
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -936,7 +936,7 @@ get-or-stop:  # table : (address stream {string, _}), key : (address string), ro
     #   write-buffered(err, msg)
     #   stop(ed)
     #
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -978,7 +978,7 @@ $get-or-stop:end:
     5e/pop-to-esi
     5a/pop-to-edx
     59/pop-to-ecx
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -1032,7 +1032,7 @@ $get-or-stop:terminus:
 
 test-get-or-stop:
     # This test uses exit-descriptors. Use ebp for setting up local variables.
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -1134,7 +1134,7 @@ $test-get-or-stop:failure-assertion:
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
 $test-get-or-stop:end:
-    # . epilog
+    # . epilogue
     # don't restore esp from ebp; manually reclaim locals
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0x24/imm32        # add to esp
     5d/pop-to-ebp
@@ -1154,7 +1154,7 @@ get-slice-or-stop:  # table : (address stream {string, _}), key : (address slice
     #   write-buffered(err, msg)
     #   stop(ed)
     #
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -1196,7 +1196,7 @@ $get-slice-or-stop:end:
     5e/pop-to-esi
     5a/pop-to-edx
     59/pop-to-ecx
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -1250,7 +1250,7 @@ $get-slice-or-stop:terminus:
 
 test-get-slice-or-stop:
     # This test uses exit-descriptors. Use ebp for setting up local variables.
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -1375,7 +1375,7 @@ $test-get-slice-or-stop:failure-assertion:
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
 $test-get-slice-or-stop:end:
-    # . epilog
+    # . epilogue
     # don't restore esp from ebp; manually reclaim locals
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0x2c/imm32        # add to esp
     5d/pop-to-ebp
@@ -1392,7 +1392,7 @@ maybe-get:  # table : (address stream {string, _}), key : (address string), row-
     #     curr += row-size
     #   return 0
     #
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -1436,13 +1436,13 @@ $maybe-get:end:
     5e/pop-to-esi
     5a/pop-to-edx
     59/pop-to-ecx
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-maybe-get:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # - setup: create a table with one row
@@ -1523,7 +1523,7 @@ $test-maybe-get:failure:
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
 $test-maybe-get:end:
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -1539,7 +1539,7 @@ maybe-get-slice:  # table : (address stream {string, _}), key : (address slice),
     #     curr += row-size
     #   return 0
     #
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -1583,13 +1583,13 @@ $maybe-get-slice:end:
     5e/pop-to-esi
     5a/pop-to-edx
     59/pop-to-ecx
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-maybe-get-slice:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # - setup: create a table with one row
@@ -1688,7 +1688,7 @@ $test-maybe-get-slice:failure:
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
 $test-maybe-get-slice:end:
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
diff --git a/082slurp.subx b/082slurp.subx
index 36a95d48..1968f69f 100644
--- a/082slurp.subx
+++ b/082slurp.subx
@@ -15,7 +15,7 @@ slurp:  # f : (address buffered-file), s : (address stream byte) -> <void>
     #     s->data[s->write] = AL
     #     ++f->read
     #     ++s->write
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -84,7 +84,7 @@ $slurp:end:
     5a/pop-to-edx
     59/pop-to-ecx
     58/pop-to-eax
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
diff --git a/083subx-widths.subx b/083subx-widths.subx
index 18fe9833..7bd7141f 100644
--- a/083subx-widths.subx
+++ b/083subx-widths.subx
@@ -4,7 +4,7 @@
 # . 1-3 bytes   3 bits              2 bits          3 bits        3 bits      3 bits        2 bits      2 bits      0/1/2/4 bytes   0/1/2/4 bytes
 
 compute-width: # word : (address array byte) -> eax : int
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -32,13 +32,13 @@ $compute-width:end:
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               8/imm32           # add to esp
     # . restore registers
     59/pop-to-ecx
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 compute-width-of-slice: # s : (address slice) -> eax : int
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -102,13 +102,13 @@ compute-width-of-slice: # s : (address slice) -> eax : int
 $compute-width-of-slice:end:
     # . restore registers
     59/pop-to-ecx
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-compute-width:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
 $test-compute-width:imm8:
@@ -230,7 +230,7 @@ $test-compute-width:no-metadata:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
diff --git a/084emit-hex-array.subx b/084emit-hex-array.subx
index eb79d07f..9708f240 100644
--- a/084emit-hex-array.subx
+++ b/084emit-hex-array.subx
@@ -5,7 +5,7 @@
 
 # print 'arr' in hex with a space after every byte
 emit-hex-array:  # out : (address buffered-file), arr : (address array byte) -> <void>
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -47,13 +47,13 @@ $emit-hex-array:end:
     5a/pop-to-edx
     59/pop-to-ecx
     58/pop-to-eax
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-emit-hex-array:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -134,7 +134,7 @@ test-emit-hex-array:
     e8/call  check-next-stream-line-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
diff --git a/092write-int.subx b/092write-int.subx
index 9089cbbe..11ac84fe 100644
--- a/092write-int.subx
+++ b/092write-int.subx
@@ -6,7 +6,7 @@
 # . 1-3 bytes   3 bits              2 bits          3 bits        3 bits      3 bits        2 bits      2 bits      0/1/2/4 bytes   0/1/2/4 bytes
 
 write-int:  # out : (address stream), n : int -> <void>
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -31,7 +31,7 @@ $write-int:end:
     5f/pop-to-edi
     59/pop-to-ecx
     58/pop-to-eax
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
diff --git a/093array-equal.subx b/093array-equal.subx
index d6dec878..95cff9dd 100644
--- a/093array-equal.subx
+++ b/093array-equal.subx
@@ -27,7 +27,7 @@ array-equal?:  # a : (address array int), b : (address array int) -> eax : boole
     #   i1: eax
     #   i2: ebx
     #
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -82,13 +82,13 @@ $array-equal?:end:
     5b/pop-to-ebx
     5a/pop-to-edx
     59/pop-to-ecx
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-compare-empty-with-empty-array:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # var ecx = []
@@ -114,13 +114,13 @@ test-compare-empty-with-empty-array:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-compare-empty-with-non-empty-array:  # also checks length-mismatch code path
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # var ecx = [1]
@@ -147,13 +147,13 @@ test-compare-empty-with-non-empty-array:  # also checks length-mismatch code pat
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-compare-equal-arrays:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # var ecx = [1, 2, 3]
@@ -185,13 +185,13 @@ test-compare-equal-arrays:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-compare-inequal-arrays-equal-lengths:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # var ecx = [1, 4, 3]
@@ -223,7 +223,7 @@ test-compare-inequal-arrays-equal-lengths:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -253,7 +253,7 @@ parse-array-of-ints:  # ad : (address allocation-descriptor), s : (address strin
     #     slice->start = slice->end
     #   return result
     #
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -393,13 +393,13 @@ $parse-array-of-ints:end:
     5b/pop-to-ebx
     5a/pop-to-edx
     59/pop-to-ecx
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-parse-array-of-ints:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # var ecx = [1, 2, 3]
@@ -433,14 +433,14 @@ test-parse-array-of-ints:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-parse-array-of-ints-empty:
     # - empty string = empty array
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # eax = parse-array-of-ints(Heap, "")
@@ -460,14 +460,14 @@ test-parse-array-of-ints-empty:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-parse-array-of-ints-just-whitespace:
     # - just whitespace = empty array
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # eax = parse-array-of-ints(Heap, " ")
@@ -487,13 +487,13 @@ test-parse-array-of-ints-just-whitespace:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-parse-array-of-ints-extra-whitespace:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # var ecx = [1, 2, 3]
@@ -527,7 +527,7 @@ test-parse-array-of-ints-extra-whitespace:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -535,7 +535,7 @@ test-parse-array-of-ints-extra-whitespace:
 # helper for later tests
 # compare an array with a string representation of an array literal
 check-array-equal:  # a : (address array int), expected : (address string), msg : (address string)
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -571,13 +571,13 @@ check-array-equal:  # a : (address array int), expected : (address string), msg
 $check-array-equal:end:
     # . restore registers
     58/pop-to-eax
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-check-array-equal:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # var ecx = [1, 2, 3]
@@ -595,7 +595,7 @@ test-check-array-equal:
     e8/call  check-array-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               8/imm32           # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
diff --git a/094next-word-or-string.subx b/094next-word-or-string.subx
index b1b16764..0fe24c6a 100644
--- a/094next-word-or-string.subx
+++ b/094next-word-or-string.subx
@@ -6,7 +6,7 @@
 # (re)compute the bounds of the next word or string literal in the line
 # return empty string on reaching end of file
 next-word-or-string:  # line : (address stream byte), out : (address slice)
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -94,13 +94,13 @@ $next-word-or-string:end:
     5e/pop-to-esi
     59/pop-to-ecx
     58/pop-to-eax
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-next-word-or-string:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -167,13 +167,13 @@ test-next-word-or-string:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-next-word-or-string-returns-whole-comment:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -240,13 +240,13 @@ test-next-word-or-string-returns-whole-comment:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-next-word-or-string-returns-empty-slice-on-eof:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -282,13 +282,13 @@ test-next-word-or-string-returns-empty-slice-on-eof:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-next-word-or-string-returns-string-literal:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -345,13 +345,13 @@ test-next-word-or-string-returns-string-literal:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-next-word-or-string-returns-string-with-escapes:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -408,7 +408,7 @@ test-next-word-or-string-returns-string-with-escapes:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
diff --git a/095stack.subx b/095stack.subx
index e776e7d2..2e2f182e 100644
--- a/095stack.subx
+++ b/095stack.subx
@@ -8,7 +8,7 @@
 # . 1-3 bytes   3 bits              2 bits          3 bits        3 bits      3 bits        2 bits      2 bits      0/1/2/4 bytes   0/1/2/4 bytes
 
 clear-stack:  # s : (address stack)
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -36,13 +36,13 @@ $clear-stack:end:
     # . restore registers
     59/pop-to-ecx
     58/pop-to-eax
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-clear-stack:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # var stack/ecx = stack of size 8 with random data in it
@@ -102,13 +102,13 @@ test-clear-stack:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 push:  # s : (address stack), n : int
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -132,7 +132,7 @@ $push:end:
     5e/pop-to-esi
     59/pop-to-ecx
     58/pop-to-eax
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -161,7 +161,7 @@ $push:abort:
     # never gets here
 
 test-push:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # var stack/ecx = empty stack of size 8
@@ -222,13 +222,13 @@ test-push:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 pop:  # s : (address stack) -> n/eax : int
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -250,7 +250,7 @@ $pop:end:
     # . restore registers
     5e/pop-to-esi
     59/pop-to-ecx
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -279,7 +279,7 @@ $pop:abort:
     # never gets here
 
 test-pop:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # var stack/ecx = stack of size 8 containing just 0x42
@@ -326,13 +326,13 @@ test-pop:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 top:  # s : (address stack) -> n/eax : int
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -351,7 +351,7 @@ $top:end:
     # . restore registers
     5e/pop-to-esi
     59/pop-to-ecx
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -380,7 +380,7 @@ $top:abort:
     # never gets here
 
 test-top:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # var stack/ecx = stack of size 8 containing just 0x42
@@ -405,7 +405,7 @@ test-top:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
diff --git a/apps/assort.subx b/apps/assort.subx
index 6b3eadba..1898d832 100644
--- a/apps/assort.subx
+++ b/apps/assort.subx
@@ -24,7 +24,7 @@
 # . 1-3 bytes   3 bits              2 bits          3 bits        3 bits      3 bits        2 bits      2 bits      0/1/2/4 bytes   0/1/2/4 bytes
 
 Entry:  # run tests if necessary, convert stdin if not
-    # . prolog
+    # . prologue
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
 
     # initialize heap
@@ -92,7 +92,7 @@ subx-assort:  # in : (address buffered-file), out : (address buffered-file) -> <
     #   read-segments(in, table)
     #   write-segments(out, table)
     #
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -151,13 +151,13 @@ $subx-assort:end:
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0x5c/imm32        # add to esp
     # . restore registers
     59/pop-to-ecx
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-subx-assort:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -449,7 +449,7 @@ test-subx-assort:
     e8/call  check-next-stream-line-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -489,7 +489,7 @@ read-segments:  # in : (address buffered-file), table : (address stream {string,
     #   word-slice->start: esi
     #   temporary: eax
     #
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -844,7 +844,7 @@ $read-segments:end:
     5a/pop-to-edx
     59/pop-to-ecx
     58/pop-to-eax
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -859,7 +859,7 @@ write-segments:  # out : (address buffered-file), table : (address stream {strin
     #     curr += 8
     #   flush(out)
     #
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -905,7 +905,7 @@ $write-segments:end:
     5e/pop-to-esi
     5a/pop-to-edx
     58/pop-to-eax
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
diff --git a/apps/braces.subx b/apps/braces.subx
index 32042539..87907b95 100644
--- a/apps/braces.subx
+++ b/apps/braces.subx
@@ -51,7 +51,7 @@
 == code
 
 Entry:  # run tests if necessary, a REPL if not
-    # . prolog
+    # . prologue
     89/<- %ebp 4/r32/esp
     # initialize heap
     (new-segment Heap-size Heap)
@@ -111,7 +111,7 @@ subx-braces:  # in : (address buffered-file), out : (address buffered-file) -> <
     #       print(out, word-slice " ")
     #     print(out, "\n")
     #   flush(out)
-    # . prolog
+    # . prologue
     55/push-ebp
     89/<- %ebp 4/r32/esp
     # . save registers
@@ -251,13 +251,13 @@ $subx-braces:end:
     5a/pop-to-edx
     59/pop-to-ecx
     58/pop-to-eax
-    # . epilog
+    # . epilogue
     89/<- %esp 5/r32/ebp
     5d/pop-to-ebp
     c3/return
 
 test-subx-braces-passes-most-words-through:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/<- %ebp 4/r32/esp
     # setup
@@ -282,7 +282,7 @@ test-subx-braces-passes-most-words-through:
 #?     (write 2 "$\n")
 #?     # }}}
     (check-stream-equal _test-output-stream "== abcd 0x1 \n" "F - test-subx-braces-passes-most-words-through")
-    # . epilog
+    # . epilogue
     89/<- %esp 5/r32/ebp
     5d/pop-to-ebp
     c3/return
@@ -300,7 +300,7 @@ test-subx-braces-1:
     #   cd _loop1/imm32
     #   _break1:
     #
-    # . prolog
+    # . prologue
     55/push-ebp
     89/<- %ebp 4/r32/esp
     # setup
@@ -325,7 +325,7 @@ test-subx-braces-1:
 #?     (write 2 "$\n")
 #?     # }}}
     (check-stream-equal _test-output-stream "_loop0x00000001:\nab _break0x00000001/imm32 \ncd _loop0x00000001/imm32 \n_break0x00000001:\n" "F - test-subx-braces-1")
-    # . epilog
+    # . epilogue
     89/<- %esp 5/r32/ebp
     5d/pop-to-ebp
     c3/return
@@ -347,7 +347,7 @@ test-subx-braces-2:
     #   cd _loop1/imm32
     #   _break1:
     #
-    # . prolog
+    # . prologue
     55/push-ebp
     89/<- %ebp 4/r32/esp
     # setup
@@ -372,7 +372,7 @@ test-subx-braces-2:
 #?     (write 2 "$\n")
 #?     # }}}
     (check-stream-equal _test-output-stream "_loop0x00000001:\n_loop0x00000002:\nab _break0x00000002/imm32 \n_break0x00000002:\ncd _loop0x00000001/imm32 \n_break0x00000001:\n" "F - test-subx-braces-2")
-    # . epilog
+    # . epilogue
     89/<- %esp 5/r32/ebp
     5d/pop-to-ebp
     c3/return
diff --git a/apps/calls.subx b/apps/calls.subx
index 4747d4c5..88e963a5 100644
--- a/apps/calls.subx
+++ b/apps/calls.subx
@@ -25,7 +25,7 @@
 == code
 
 Entry:  # run tests if necessary, convert stdin if not
-    # . prolog
+    # . prologue
     89/<- %ebp 4/r32/esp
 
     # initialize heap
@@ -97,7 +97,7 @@ subx-calls:  # in : (address buffered-file), out : (address buffered-file) -> <v
     #     emit-call(out, words)
     #   flush(out)
     #
-    # . prolog
+    # . prologue
     55/push-ebp
     89/<- %ebp 4/r32/esp
     # . save registers
@@ -226,7 +226,7 @@ $subx-calls:end:
     5a/pop-to-edx
     59/pop-to-ecx
     58/pop-to-eax
-    # . epilog
+    # . epilogue
     89/<- %esp 5/r32/ebp
     5d/pop-to-ebp
     c3/return
@@ -241,7 +241,7 @@ parse-line:  # line : (address stream byte), words : (address stream slice)
     #     write-int(words, word-slice->start)
     #     write-int(words, word-slice->end)
     #
-    # . prolog
+    # . prologue
     55/push-ebp
     89/<- %ebp 4/r32/esp
     # . save registers
@@ -341,7 +341,7 @@ $parse-line:end:
     81 0/subop/add %esp 8/imm32
     # . restore registers
     59/pop-to-ecx
-    # . epilog
+    # . epilogue
     89/<- %esp 5/r32/ebp
     5d/pop-to-ebp
     c3/return
@@ -372,7 +372,7 @@ emit-call:  # out : (address buffered-file), words : (address stream slice)
     #   print-int32-buffered(out, words->write >> 1 - 4)
     #   write-buffered(out, "/imm32\n")
     #
-    # . prolog
+    # . prologue
     55/push-ebp
     89/<- %ebp 4/r32/esp
     # . save registers
@@ -517,7 +517,7 @@ $emit-call:end:
     5a/pop-to-edx
     59/pop-to-ecx
     58/pop-to-eax
-    # . epilog
+    # . epilogue
     89/<- %esp 5/r32/ebp
     5d/pop-to-ebp
     c3/return
@@ -546,7 +546,7 @@ $emit-call:error1:
     # never gets here
 
 test-subx-calls-passes-most-lines-through:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/<- %ebp 4/r32/esp
     # setup
@@ -615,13 +615,13 @@ test-subx-calls-passes-most-lines-through:
     e8/call check-stream-equal/disp32
     # . . discard args
     81 0/subop/add %esp 0xc/imm32
-    # . epilog
+    # . epilogue
     89/<- %esp 5/r32/ebp
     5d/pop-to-ebp
     c3/return
 
 test-subx-calls-processes-calls:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/<- %ebp 4/r32/esp
     # setup
@@ -750,7 +750,7 @@ test-subx-calls-processes-calls:
     e8/call check-next-stream-line-equal/disp32
     # . . discard args
     81 0/subop/add %esp 0xc/imm32
-    # . epilog
+    # . epilogue
     89/<- %esp 5/r32/ebp
     5d/pop-to-ebp
     c3/return
@@ -812,7 +812,7 @@ next-word-string-or-expression-without-metadata:  # line : (address stream), out
     #   ecx: often line->read
     #   eax: often line->data[line->read]
     #
-    # . prolog
+    # . prologue
     55/push-ebp
     89/<- %ebp 4/r32/esp
     # . save registers
@@ -993,7 +993,7 @@ $next-word-string-or-expression-without-metadata:end:
     5e/pop-to-esi
     59/pop-to-ecx
     58/pop-to-eax
-    # . epilog
+    # . epilogue
     89/<- %esp 5/r32/ebp
     5d/pop-to-ebp
     c3/return
@@ -1194,7 +1194,7 @@ $next-word-string-or-expression-without-metadata:error5:
     # never gets here
 
 test-next-word-string-or-expression-without-metadata:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/<- %ebp 4/r32/esp
     # setup
@@ -1261,13 +1261,13 @@ test-next-word-string-or-expression-without-metadata:
     e8/call check-ints-equal/disp32
     # . . discard args
     81 0/subop/add %esp 0xc/imm32
-    # . epilog
+    # . epilogue
     89/<- %esp 5/r32/ebp
     5d/pop-to-ebp
     c3/return
 
 test-next-word-string-or-expression-without-metadata-returns-whole-comment:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/<- %ebp 4/r32/esp
     # setup
@@ -1334,13 +1334,13 @@ test-next-word-string-or-expression-without-metadata-returns-whole-comment:
     e8/call check-ints-equal/disp32
     # . . discard args
     81 0/subop/add %esp 0xc/imm32
-    # . epilog
+    # . epilogue
     89/<- %esp 5/r32/ebp
     5d/pop-to-ebp
     c3/return
 
 test-next-word-string-or-expression-without-metadata-returns-empty-slice-on-eof:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/<- %ebp 4/r32/esp
     # setup
@@ -1376,13 +1376,13 @@ test-next-word-string-or-expression-without-metadata-returns-empty-slice-on-eof:
     e8/call check-ints-equal/disp32
     # . . discard args
     81 0/subop/add %esp 0xc/imm32
-    # . epilog
+    # . epilogue
     89/<- %esp 5/r32/ebp
     5d/pop-to-ebp
     c3/return
 
 test-next-word-string-or-expression-without-metadata-returns-string-literal:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/<- %ebp 4/r32/esp
     # setup
@@ -1439,13 +1439,13 @@ test-next-word-string-or-expression-without-metadata-returns-string-literal:
     e8/call check-ints-equal/disp32
     # . . discard args
     81 0/subop/add %esp 0xc/imm32
-    # . epilog
+    # . epilogue
     89/<- %esp 5/r32/ebp
     5d/pop-to-ebp
     c3/return
 
 test-next-word-string-or-expression-without-metadata-returns-string-with-escapes:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/<- %ebp 4/r32/esp
     # setup
@@ -1502,13 +1502,13 @@ test-next-word-string-or-expression-without-metadata-returns-string-with-escapes
     e8/call check-ints-equal/disp32
     # . . discard args
     81 0/subop/add %esp 0xc/imm32
-    # . epilog
+    # . epilogue
     89/<- %esp 5/r32/ebp
     5d/pop-to-ebp
     c3/return
 
 test-next-word-string-or-expression-without-metadata-returns-whole-expression:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/<- %ebp 4/r32/esp
     # setup
@@ -1565,13 +1565,13 @@ test-next-word-string-or-expression-without-metadata-returns-whole-expression:
     e8/call check-ints-equal/disp32
     # . . discard args
     81 0/subop/add %esp 0xc/imm32
-    # . epilog
+    # . epilogue
     89/<- %esp 5/r32/ebp
     5d/pop-to-ebp
     c3/return
 
 test-next-word-string-or-expression-without-metadata-returns-eol-on-trailing-close-paren:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/<- %ebp 4/r32/esp
     # setup
@@ -1620,13 +1620,13 @@ test-next-word-string-or-expression-without-metadata-returns-eol-on-trailing-clo
     e8/call check-ints-equal/disp32
     # . . discard args
     81 0/subop/add %esp 0xc/imm32
-    # . epilog
+    # . epilogue
     89/<- %esp 5/r32/ebp
     5d/pop-to-ebp
     c3/return
 
 test-next-word-string-or-expression-without-metadata-handles-comment-after-trailing-close-paren:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/<- %ebp 4/r32/esp
     # setup
@@ -1675,13 +1675,13 @@ test-next-word-string-or-expression-without-metadata-handles-comment-after-trail
     e8/call check-ints-equal/disp32
     # . . discard args
     81 0/subop/add %esp 0xc/imm32
-    # . epilog
+    # . epilogue
     89/<- %esp 5/r32/ebp
     5d/pop-to-ebp
     c3/return
 
 test-next-word-string-or-expression-without-metadata-handles-newline-after-trailing-close-paren:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/<- %ebp 4/r32/esp
     # setup
@@ -1730,13 +1730,13 @@ test-next-word-string-or-expression-without-metadata-handles-newline-after-trail
     e8/call check-ints-equal/disp32
     # . . discard args
     81 0/subop/add %esp 0xc/imm32
-    # . epilog
+    # . epilogue
     89/<- %esp 5/r32/ebp
     5d/pop-to-ebp
     c3/return
 
 test-next-word-string-or-expression-without-metadata-stops-at-close-paren:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/<- %ebp 4/r32/esp
     # setup
@@ -1793,7 +1793,7 @@ test-next-word-string-or-expression-without-metadata-stops-at-close-paren:
     e8/call check-ints-equal/disp32
     # . . discard args
     81 0/subop/add %esp 0xc/imm32
-    # . epilog
+    # . epilogue
     89/<- %esp 5/r32/ebp
     5d/pop-to-ebp
     c3/return
diff --git a/apps/crenshaw2-1.subx b/apps/crenshaw2-1.subx
index f78f03ae..9fc2cb08 100644
--- a/apps/crenshaw2-1.subx
+++ b/apps/crenshaw2-1.subx
@@ -31,7 +31,7 @@
 # . 1-3 bytes   3 bits              2 bits          3 bits        3 bits      3 bits        2 bits      2 bits      0/1/2/4 bytes   0/1/2/4 bytes
 
 Entry:  # run tests if necessary, call 'compile' if not
-    # . prolog
+    # . prologue
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
 
     # initialize heap
@@ -91,7 +91,7 @@ $main:end:
 
 # the main entry point
 compile:  # in : (address buffered-file), out : fd or (address stream), err : fd or (address stream), ed : (address exit-descriptor) -> <void>
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -182,7 +182,7 @@ $compile:end:
     # . restore registers
     59/pop-to-ecx
     58/pop-to-eax
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -210,7 +210,7 @@ get-num:  # in : (address buffered-file), out : (address stream), err : fd or (a
     # get-char in each iteration of the loop. (Thereby demonstrating that it's
     # not the right interface for us. But we'll keep it just to follow Crenshaw.)
     #
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # - if (is-digit?(Look)) expected(ed, err, "integer")
@@ -288,7 +288,7 @@ $get-num:end:
     5a/pop-to-edx
     59/pop-to-ecx
     58/pop-to-eax
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -473,7 +473,7 @@ test-get-num-aborts-on-non-digit-in-Look:
 
 # write(f, "Error: "+s+" expected\n") then stop(ed, 1)
 expected:  # ed : (address exit-descriptor), f : fd or (address stream), s : (address array byte) -> <void>
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # write(f, "Error: ")
@@ -508,14 +508,14 @@ expected:  # ed : (address exit-descriptor), f : fd or (address stream), s : (ad
     e8/call  stop/disp32
     # should never get past this point
 $expected:dead-end:
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 # read a byte from 'f', and save it in 'Look'
 get-char:  # f : (address buffered-file) -> <void>
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -532,13 +532,13 @@ get-char:  # f : (address buffered-file) -> <void>
 $get-char:end:
     # . restore registers
     58/pop-to-eax
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 is-digit?:  # c : int -> eax : boolean
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # eax = false
@@ -552,7 +552,7 @@ is-digit?:  # c : int -> eax : boolean
     # otherwise return true
     b8/copy-to-eax  1/imm32
 $is-digit?:end:
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
diff --git a/apps/crenshaw2-1b.subx b/apps/crenshaw2-1b.subx
index 2956e396..2a321281 100644
--- a/apps/crenshaw2-1b.subx
+++ b/apps/crenshaw2-1b.subx
@@ -31,7 +31,7 @@
 # . 1-3 bytes   3 bits              2 bits          3 bits        3 bits      3 bits        2 bits      2 bits      0/1/2/4 bytes   0/1/2/4 bytes
 
 Entry:  # run tests if necessary, call 'compile' if not
-    # . prolog
+    # . prologue
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
 
     # initialize heap
@@ -91,7 +91,7 @@ $main:end:
 
 # the main entry point
 compile:  # in : (address buffered-file), out : fd or (address stream), err : fd or (address stream), ed : (address exit-descriptor) -> <void>
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -182,7 +182,7 @@ $compile:end:
     # . restore registers
     59/pop-to-ecx
     58/pop-to-eax
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -216,7 +216,7 @@ get-num:  # in : (address buffered-file), out : (address stream), err : fd or (a
     # get-char in each iteration of the loop. (Thereby demonstrating that it's
     # not the right interface for us. But we'll keep it just to follow Crenshaw.)
     #
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # - if (is-digit?(Look)) expected(ed, err, "integer")
@@ -306,7 +306,7 @@ $get-num:end:
     5a/pop-to-edx
     59/pop-to-ecx
     58/pop-to-eax
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -673,7 +673,7 @@ test-get-num-reads-multiple-digits-followed-by-nondigit:
 
 # write(f, "Error: "+s+" expected\n") then stop(ed, 1)
 expected:  # ed : (address exit-descriptor), f : fd or (address stream), s : (address array byte) -> <void>
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # write(f, "Error: ")
@@ -708,14 +708,14 @@ expected:  # ed : (address exit-descriptor), f : fd or (address stream), s : (ad
     e8/call  stop/disp32
     # should never get past this point
 $expected:dead-end:
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 # read a byte from 'f', and save it in 'Look'
 get-char:  # f : (address buffered-file) -> <void>
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -732,13 +732,13 @@ get-char:  # f : (address buffered-file) -> <void>
 $get-char:end:
     # . restore registers
     58/pop-to-eax
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 is-digit?:  # c : int -> eax : boolean
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # eax = false
@@ -752,7 +752,7 @@ is-digit?:  # c : int -> eax : boolean
     # otherwise return true
     b8/copy-to-eax  1/imm32
 $is-digit?:end:
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
diff --git a/apps/dquotes.subx b/apps/dquotes.subx
index 7146a8d3..8d85b45b 100644
--- a/apps/dquotes.subx
+++ b/apps/dquotes.subx
@@ -20,7 +20,7 @@
 # . 1-3 bytes   3 bits              2 bits          3 bits        3 bits      3 bits        2 bits      2 bits      0/1/2/4 bytes   0/1/2/4 bytes
 
 Entry:  # run tests if necessary, convert stdin if not
-    # . prolog
+    # . prologue
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
 
     # initialize heap
@@ -106,7 +106,7 @@ subx-dquotes:  # in : (address buffered-file), out : (address buffered-file) ->
     #   write-stream-data(out, new-data-segment)
     #   flush(out)
     #
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -271,7 +271,7 @@ $subx-dquotes:end:
     5a/pop-to-edx
     59/pop-to-ecx
     58/pop-to-eax
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -286,7 +286,7 @@ process-string-literal:  # string-literal : (address slice), out : (address buff
     #   emit-metadata(out, string-literal)
     #   ++ *Next-string-literal
     #
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -378,13 +378,13 @@ $process-string-literal:end:
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0x16/imm32        # add to esp
     # . restore registers
     59/pop-to-ecx
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-subx-dquotes-is-idempotent-by-default:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -635,13 +635,13 @@ test-subx-dquotes-is-idempotent-by-default:
     e8/call  check-next-stream-line-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-subx-dquotes-processes-string-literals:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -839,7 +839,7 @@ test-subx-dquotes-processes-string-literals:
     e8/call  check-next-stream-line-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -873,7 +873,7 @@ emit-string-literal-data:  # out : (address stream), word : (address slice)
     #       idx = 0
     #       write(out, "\n")
     #
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -1015,13 +1015,13 @@ $emit-string-literal-data:end:
     5a/pop-to-edx
     59/pop-to-ecx
     58/pop-to-eax
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 is-alphanumeric?:  # c : int -> eax : boolean
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # eax = c
@@ -1051,13 +1051,13 @@ $is-alphanumeric?:false:
 $is-alphanumeric?:true:
     b8/copy-to-eax  1/imm32/true
 $is-alphanumeric?:end:
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-emit-string-literal-data:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -1115,13 +1115,13 @@ test-emit-string-literal-data:
     e8/call  check-stream-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-emit-string-literal-data-empty:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -1179,14 +1179,14 @@ test-emit-string-literal-data-empty:
     e8/call  check-stream-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 # just to keep things simple
 test-emit-string-literal-data-no-metadata-for-non-alphanumerics:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -1244,13 +1244,13 @@ test-emit-string-literal-data-no-metadata-for-non-alphanumerics:
     e8/call  check-stream-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-emit-string-literal-data-handles-escape-sequences:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -1308,13 +1308,13 @@ test-emit-string-literal-data-handles-escape-sequences:
     e8/call  check-stream-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-emit-string-literal-data-handles-newline-escape:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -1372,7 +1372,7 @@ test-emit-string-literal-data-handles-newline-escape:
     e8/call  check-stream-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -1394,7 +1394,7 @@ emit-metadata:  # out : (address buffered-file), word : (address slice)
     #   slice->start = curr
     #   write-slice-buffered(out, slice)
     #
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -1464,13 +1464,13 @@ $emit-metadata:end:
     5a/pop-to-edx
     59/pop-to-ecx
     58/pop-to-eax
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-emit-metadata:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -1523,13 +1523,13 @@ test-emit-metadata:
     e8/call  check-stream-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-emit-metadata-none:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -1582,13 +1582,13 @@ test-emit-metadata-none:
     e8/call  check-stream-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-emit-metadata-multiple:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -1641,13 +1641,13 @@ test-emit-metadata-multiple:
     e8/call  check-stream-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-emit-metadata-when-no-datum:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -1702,13 +1702,13 @@ test-emit-metadata-when-no-datum:
     e8/call  check-stream-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-emit-metadata-in-string-literal:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -1782,13 +1782,13 @@ test-emit-metadata-in-string-literal:
     e8/call  check-stream-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 string-length-at-start-of-slice:  # curr : (address byte), end : (address byte) -> length/eax
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -1833,13 +1833,13 @@ $string-length-at-start-of-slice:end:
     5b/pop-to-ebx
     5a/pop-to-edx
     59/pop-to-ecx
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-string-length-at-start-of-slice:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup: (eax..ecx) = "\"abc\" def"
@@ -1864,13 +1864,13 @@ test-string-length-at-start-of-slice:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-string-length-at-start-of-slice-escaped:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup: (eax..ecx) = "\"ab\\c\" def"
@@ -1895,7 +1895,7 @@ test-string-length-at-start-of-slice-escaped:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
diff --git a/apps/factorial.subx b/apps/factorial.subx
index 66fc4be0..b6635016 100644
--- a/apps/factorial.subx
+++ b/apps/factorial.subx
@@ -19,7 +19,7 @@
 # . 1-3 bytes   3 bits              2 bits          3 bits        3 bits      3 bits        2 bits      2 bits      0/1/2/4 bytes   0/1/2/4 bytes
 
 Entry:  # run tests if necessary, compute `factorial(5)` if not
-    # . prolog
+    # . prologue
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
 
     # initialize heap
@@ -69,7 +69,7 @@ $main:end:
     cd/syscall  0x80/imm8
 
 factorial:  # n : int -> int/eax
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     53/push-ebx
@@ -91,7 +91,7 @@ factorial:  # n : int -> int/eax
     f7          4/subop/multiply    1/mod/*+disp8   5/rm32/ebp    .           .                                     8/disp8         .                 # multiply *(ebp+8) into eax
     # TODO: check for overflow
 $factorial:end:
-    # . epilog
+    # . epilogue
     5b/pop-to-ebx
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
diff --git a/apps/handle.subx b/apps/handle.subx
index 6ebf35b2..7df44741 100644
--- a/apps/handle.subx
+++ b/apps/handle.subx
@@ -45,7 +45,7 @@ $handle-main:end:
     cd/syscall  0x80/imm8
 
 new:  # ad : (address allocation-descriptor), n : int, out : (address handle)
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -87,13 +87,13 @@ $new:end:
     5a/pop-to-edx
     59/pop-to-ecx
     58/pop-to-eax
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-new:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # var heap/edx : (address allocation-descriptor) = {0, 0}
@@ -154,13 +154,13 @@ test-new:
     # clean up
     # . *Next-alloc-id = 1
     c7          0/subop/copy        0/mod/indirect  5/rm32/.disp32            .             .           .     Next-alloc-id/disp32  1/imm32           # copy to *Next-alloc-id
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 _pending-test-new-failure:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . *Next-alloc-id = 0x34
@@ -216,13 +216,13 @@ _pending-test-new-failure:
     # clean up
     # . *Next-alloc-id = 1
     c7          0/subop/copy        0/mod/indirect  5/rm32/.disp32            .             .           .     Next-alloc-id/disp32  1/imm32           # copy to *Next-alloc-id
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 lookup:  # h : (handle T) -> eax : (address T)
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # - as a proof of concept for future inlining, uses no general-purpose registers besides the output (eax)
@@ -258,7 +258,7 @@ lookup:  # h : (handle T) -> eax : (address T)
 #?     # add 4 to eax
 #?     05/add-to-eax  4/imm32
     # - }
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -278,7 +278,7 @@ $lookup:abort:
     cd/syscall  0x80/imm8
 
 test-lookup-success:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -341,13 +341,13 @@ test-lookup-success:
     # . restore registers
     5a/pop-to-edx
     59/pop-to-ecx
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-lookup-failure:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # var heap/esi : (address allocation-descriptor) = {0, 0}
@@ -414,7 +414,7 @@ test-lookup-failure:
     # clean up
     # . *Next-alloc-id = 1
     c7          0/subop/copy        0/mod/indirect  5/rm32/.disp32            .             .           .     Next-alloc-id/disp32  1/imm32           # copy to *Next-alloc-id
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
diff --git a/apps/hex.subx b/apps/hex.subx
index e5f13077..98e14a25 100644
--- a/apps/hex.subx
+++ b/apps/hex.subx
@@ -18,7 +18,7 @@
 # . 1-3 bytes   3 bits              2 bits          3 bits        3 bits      3 bits        2 bits      2 bits      0/1/2/4 bytes   0/1/2/4 bytes
 
 Entry:  # run tests if necessary, convert stdin if not
-    # . prolog
+    # . prologue
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
 
     # initialize heap
@@ -85,7 +85,7 @@ subx-hex:  # in : (address buffered-file), out : (address buffered-file), err :
     #     write-byte-buffered(out, AL)
     #   flush(out)
     #
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -124,7 +124,7 @@ $subx-hex:loop-end:
 $subx-hex:end:
     # . restore registers
     58/pop-to-eax
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -146,7 +146,7 @@ convert-next-octet:  # in : (address buffered-file), err : (address buffered-fil
     #   eax = (ecx << 4) | eax
     #   return
     #
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -198,7 +198,7 @@ $convert-next-octet:convert:
 $convert-next-octet:end:
     # . restore registers
     59/pop-to-ecx
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -299,7 +299,7 @@ test-convert-next-octet:
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
 $test-convert-next-octet:end:
-    # . epilog
+    # . epilogue
     # don't restore esp from ebp; manually reclaim locals
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               8/imm32           # add to esp
     5d/pop-to-ebp
@@ -393,7 +393,7 @@ test-convert-next-octet-handles-Eof:
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
 $test-convert-next-octet-handles-Eof:end:
-    # . epilog
+    # . epilogue
     # don't restore esp from ebp; manually reclaim locals
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               8/imm32           # add to esp
     5d/pop-to-ebp
@@ -483,7 +483,7 @@ test-convert-next-octet-aborts-on-single-hex-byte:
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
 $test-convert-next-octet-aborts-on-single-hex-byte:end:
-    # . epilog
+    # . epilogue
     # don't restore esp from ebp; manually reclaim locals
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               8/imm32           # add to esp
     5d/pop-to-ebp
@@ -503,7 +503,7 @@ scan-next-byte:  # in : (address buffered-file), err : (address buffered-file),
     #     if (eax == '#') skip-until-newline(in)
     #     else error-byte(ed, err, "invalid byte: " eax)
     #
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -567,7 +567,7 @@ $scan-next-byte:check3:
     e8/call  error-byte/disp32  # never returns
 $scan-next-byte:end:
     # . restore registers
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -668,7 +668,7 @@ test-scan-next-byte:
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
 $test-scan-next-byte:end:
-    # . epilog
+    # . epilogue
     # don't restore esp from ebp; manually reclaim locals
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               8/imm32           # add to esp
     5d/pop-to-ebp
@@ -770,7 +770,7 @@ test-scan-next-byte-skips-whitespace:
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
 $test-scan-next-byte-skips-whitespace:end:
-    # . epilog
+    # . epilogue
     # don't restore esp from ebp; manually reclaim locals
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               8/imm32           # add to esp
     5d/pop-to-ebp
@@ -880,7 +880,7 @@ test-scan-next-byte-skips-comment:
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
 $test-scan-next-byte-skips-comment:end:
-    # . epilog
+    # . epilogue
     # don't restore esp from ebp; manually reclaim locals
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               8/imm32           # add to esp
     5d/pop-to-ebp
@@ -990,7 +990,7 @@ test-scan-next-byte-skips-comment-and-whitespace:
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
 $test-scan-next-byte-skips-comment-and-whitespace:end:
-    # . epilog
+    # . epilogue
     # don't restore esp from ebp; manually reclaim locals
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               8/imm32           # add to esp
     5d/pop-to-ebp
@@ -1100,7 +1100,7 @@ test-scan-next-byte-skips-whitespace-and-comment:
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
 $test-scan-next-byte-skips-whitespace-and-comment:end:
-    # . epilog
+    # . epilogue
     # don't restore esp from ebp; manually reclaim locals
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               8/imm32           # add to esp
     5d/pop-to-ebp
@@ -1202,7 +1202,7 @@ test-scan-next-byte-reads-final-byte:
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
 $test-scan-next-byte-reads-final-byte:end:
-    # . epilog
+    # . epilogue
     # don't restore esp from ebp; manually reclaim locals
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               8/imm32           # add to esp
     5d/pop-to-ebp
@@ -1296,7 +1296,7 @@ test-scan-next-byte-handles-Eof:
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
 $test-scan-next-byte-handles-Eof:end:
-    # . epilog
+    # . epilogue
     # don't restore esp from ebp; manually reclaim locals
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               8/imm32           # add to esp
     5d/pop-to-ebp
@@ -1386,7 +1386,7 @@ test-scan-next-byte-aborts-on-invalid-byte:
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
 $test-scan-next-byte-aborts-on-invalid-byte:end:
-    # . epilog
+    # . epilogue
     # don't restore esp from ebp; manually reclaim locals
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               8/imm32           # add to esp
     5d/pop-to-ebp
@@ -1400,7 +1400,7 @@ skip-until-newline:  # in : (address buffered-file) -> <void>
     #     if (eax == Eof) break
     #     if (eax == 0x0a) break
     #   pop eax
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -1422,7 +1422,7 @@ $skip-until-newline:loop:
 $skip-until-newline:end:
     # . restore registers
     58/pop-to-eax
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
diff --git a/apps/mulisp.subx b/apps/mulisp.subx
index e1365e60..226042c2 100644
--- a/apps/mulisp.subx
+++ b/apps/mulisp.subx
@@ -11,7 +11,7 @@
 == code
 
 Entry:  # run tests if necessary, a REPL if not
-    # . prolog
+    # . prologue
     89/<- %ebp 4/r32/esp
     # initialize heap
     (new-segment Heap-size Heap)
@@ -75,7 +75,7 @@ $main:end:
 #     tag for them all
 
 repl:  # in : (address buffered-file), out : (address buffered-file) -> <void>
-    # . prolog
+    # . prologue
     55/push-ebp
     89/<- %ebp 4/r32/esp
     # . save registers
@@ -93,7 +93,7 @@ repl:  # in : (address buffered-file), out : (address buffered-file) -> <void>
 $repl:end:
     # . restore registers
     58/pop-to-eax
-    # . epilog
+    # . epilogue
     89/<- %esp 5/r32/ebp
     5d/pop-to-ebp
     c3/return
@@ -105,7 +105,7 @@ $repl:end:
 # symbols start with anything else but quote, backquote, unquote or splice
 # only one s-expression per line
 lisp-read:  # in : (address buffered-file) -> eax : (address cell)
-    # . prolog
+    # . prologue
     55/push-ebp
     89/<- %ebp 4/r32/esp
     # . save registers
@@ -137,7 +137,7 @@ $lisp-read:end:
     81 0/subop/add %esp 0x20c/imm32
     # . restore registers
     59/pop-to-ecx
-    # . epilog
+    # . epilogue
     89/<- %esp 5/r32/ebp
     5d/pop-to-ebp
     c3/return
@@ -182,14 +182,14 @@ next-mulisp-token:  # in : (address buffered-file), line : (address stream), res
     #     result->en = &line->data[line->read]
     #     return
     #
-    # . prolog
+    # . prologue
     55/push-ebp
     89/<- %ebp 4/r32/esp
     # . save registers
 $next-mulisp-token:end:
     # . reclaim locals
     # . restore registers
-    # . epilog
+    # . epilogue
     89/<- %esp 5/r32/ebp
     5d/pop-to-ebp
     c3/return
@@ -199,20 +199,20 @@ new-int-cell:  # in : (address slice) -> eax : (address cell)
 new-string-cell:  # in : (address slice) -> eax : (address cell)
 
 lisp-eval:  # in : (address cell) -> eax : (address cell)
-    # . prolog
+    # . prologue
     55/push-ebp
     89/<- %ebp 4/r32/esp
     # . save registers
     8b/-> *(ebp+8) 0/r32/eax
 $lisp-eval:end:
     # . restore registers
-    # . epilog
+    # . epilogue
     89/<- %esp 5/r32/ebp
     5d/pop-to-ebp
     c3/return
 
 lisp-print:  # out : (address buffered-file), x : (address cell)
-    # . prolog
+    # . prologue
     55/push-ebp
     89/<- %ebp 4/r32/esp
     # . save registers
@@ -222,7 +222,7 @@ lisp-print:  # out : (address buffered-file), x : (address cell)
     (flush Stdout)
 $lisp-print:end:
     # . restore registers
-    # . epilog
+    # . epilogue
     89/<- %esp 5/r32/ebp
     5d/pop-to-ebp
     c3/return
diff --git a/apps/pack.subx b/apps/pack.subx
index 1be0c4c4..3f300f3a 100644
--- a/apps/pack.subx
+++ b/apps/pack.subx
@@ -19,7 +19,7 @@
 # . 1-3 bytes   3 bits              2 bits          3 bits        3 bits      3 bits        2 bits      2 bits      0/1/2/4 bytes   0/1/2/4 bytes
 
 Entry:  # run tests if necessary, convert stdin if not
-    # . prolog
+    # . prologue
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
 
     # initialize heap
@@ -120,7 +120,7 @@ subx-pack:  # in : (address buffered-file), out : (address buffered-file) -> <vo
     #       convert-data(line, out)
     #   flush(out)
     #
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -384,14 +384,14 @@ $subx-pack:end:
     5a/pop-to-edx
     59/pop-to-ecx
     58/pop-to-eax
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-subx-pack-passes-empty-lines-through:
     # if a line is empty, pass it along unchanged
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -453,14 +453,14 @@ test-subx-pack-passes-empty-lines-through:
     e8/call  check-stream-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-subx-pack-passes-lines-with-just-whitespace-through:
     # if a line is empty, pass it along unchanged
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -530,14 +530,14 @@ test-subx-pack-passes-lines-with-just-whitespace-through:
     e8/call  check-next-stream-line-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-subx-pack-passes-segment-headers-through:
     # if a line starts with '==', pass it along unchanged
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -607,14 +607,14 @@ test-subx-pack-passes-segment-headers-through:
     e8/call  check-stream-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-subx-pack-in-data-segment:
     # correctly process lines in the data segment
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -747,14 +747,14 @@ test-subx-pack-in-data-segment:
     e8/call  check-next-stream-line-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-subx-pack-code-and-data-segments:
     # correctly process lines in both code and data segments
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -928,7 +928,7 @@ test-subx-pack-code-and-data-segments:
     e8/call  check-next-stream-line-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -953,7 +953,7 @@ convert-data:  # line : (address stream byte), out : (address buffered-file) ->
     #       emit(out, word-slice, 1)
     #   write-buffered(out, "\n")
     #
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -1146,14 +1146,14 @@ $convert-data:end:
     5a/pop-to-edx
     59/pop-to-ecx
     58/pop-to-eax
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-convert-data-passes-comments-through:
     # if a line starts with '#', pass it along unchanged
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -1240,14 +1240,14 @@ test-convert-data-passes-comments-through:
     e8/call  check-stream-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-convert-data-passes-labels-through:
     # if the first word ends with ':', pass along the entire line unchanged
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -1308,7 +1308,7 @@ test-convert-data-passes-labels-through:
     e8/call  check-stream-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -1316,7 +1316,7 @@ test-convert-data-passes-labels-through:
 test-convert-data-passes-names-through:
     # If a word is a valid name, just emit it unchanged.
     # Later phases will deal with it.
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -1377,14 +1377,14 @@ test-convert-data-passes-names-through:
     e8/call  check-stream-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-convert-data-handles-imm32:
     # If a word has the /imm32 metadata, emit it in 4 bytes.
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -1445,7 +1445,7 @@ test-convert-data-handles-imm32:
     e8/call  check-stream-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -1453,7 +1453,7 @@ test-convert-data-handles-imm32:
 test-convert-data-handles-single-byte:
     # Any metadata but /imm32 will emit a single byte.
     # Data segments can't have /disp32, and SubX doesn't support 16-bit operands.
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -1514,14 +1514,14 @@ test-convert-data-handles-single-byte:
     e8/call  check-stream-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-convert-data-multiple-bytes:
     # Multiple single-byte words in input stream get processed one by one.
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -1582,14 +1582,14 @@ test-convert-data-multiple-bytes:
     e8/call  check-stream-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-convert-data-byte-then-name:
     # Single-byte word followed by valid name get processed one by one.
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -1650,14 +1650,14 @@ test-convert-data-byte-then-name:
     e8/call  check-stream-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-convert-data-multiple-words:
     # Multiple words in input stream get processed one by one.
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -1744,14 +1744,14 @@ test-convert-data-multiple-words:
     e8/call  check-stream-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-convert-data-trailing-comment:
     # Trailing comments in data segment get appropriately ignored.
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -1838,7 +1838,7 @@ test-convert-data-trailing-comment:
     e8/call  check-stream-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -1874,7 +1874,7 @@ convert-instruction:  # line : (address stream byte), out : (address buffered-fi
     #   emit-imm(line, out)
     #   emit-line-in-comment(line, out)
     #
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -1992,7 +1992,7 @@ $convert-instruction:end:
     5a/pop-to-edx
     59/pop-to-ecx
     58/pop-to-eax
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -2030,7 +2030,7 @@ emit-opcodes:  # line : (address stream byte), out : (address buffered-file) ->
     #   op3 = next-token-from-slice(op3->start, op3->end, "/")
     #   write-slice-buffered(out, op3)
     #
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -2288,7 +2288,7 @@ $emit-opcodes:end:
     5a/pop-to-edx
     59/pop-to-ecx
     58/pop-to-eax
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -2319,7 +2319,7 @@ emit-modrm:  # line : (address stream byte), out : (address buffered-file) -> <v
     #     modrm |= rm32 & 0b111
     #     emit-hex(out, modrm, 1)
     #
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -2607,7 +2607,7 @@ $emit-modrm:end:
     5a/pop-to-edx
     59/pop-to-ecx
     58/pop-to-eax
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -2637,7 +2637,7 @@ emit-sib:  # line : (address stream byte), out : (address buffered-file) -> <voi
     #     sib |= base & 0b111
     #     emit-hex(out, sib, 1)
     #
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -2890,7 +2890,7 @@ $emit-sib:end:
     5a/pop-to-edx
     59/pop-to-ecx
     58/pop-to-eax
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -2913,7 +2913,7 @@ emit-disp:  # line : (address stream byte), out : (address buffered-file) -> <vo
     #       emit(out, word-slice, 1)
     #       break
     #
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -3111,7 +3111,7 @@ $emit-disp:break:
     5a/pop-to-edx
     59/pop-to-ecx
     58/pop-to-eax
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -3134,7 +3134,7 @@ emit-imm:  # line : (address stream byte), out : (address buffered-file) -> <voi
     #       emit(out, word-slice, 1)
     #       break
     #
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -3332,13 +3332,13 @@ $emit-imm:break:
     5a/pop-to-edx
     59/pop-to-ecx
     58/pop-to-eax
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 emit-line-in-comment:  # line : (address stream byte), out : (address buffered-file) -> <void>
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # write-buffered(out, " # ")
@@ -3358,14 +3358,14 @@ emit-line-in-comment:  # line : (address stream byte), out : (address buffered-f
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               8/imm32           # add to esp
 $emit-line-in-comment:end:
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-convert-instruction-passes-comments-through:
     # if a line starts with '#', pass it along unchanged
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -3426,14 +3426,14 @@ test-convert-instruction-passes-comments-through:
     e8/call  check-stream-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-convert-instruction-passes-labels-through:
     # if the first word ends with ':', pass along the entire line unchanged
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -3494,14 +3494,14 @@ test-convert-instruction-passes-labels-through:
     e8/call  check-stream-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-convert-instruction-handles-single-opcode:
     # if the instruction consists of a single opcode, strip its metadata and pass it along
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -3588,14 +3588,14 @@ test-convert-instruction-handles-single-opcode:
     e8/call  check-stream-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-convert-instruction-handles-0f-opcode:
     # if the instruction starts with 0f opcode, include a second opcode
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -3682,14 +3682,14 @@ test-convert-instruction-handles-0f-opcode:
     e8/call  check-stream-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-convert-instruction-handles-f2-opcode:
     # if the instruction starts with f2 opcode, include a second opcode
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -3776,14 +3776,14 @@ test-convert-instruction-handles-f2-opcode:
     e8/call  check-stream-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-convert-instruction-handles-f3-opcode:
     # if the instruction starts with f3 opcode, include a second opcode
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -3870,14 +3870,14 @@ test-convert-instruction-handles-f3-opcode:
     e8/call  check-stream-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-convert-instruction-handles-f2-0f-opcode:
     # if the instruction starts with f2 0f opcode, include a second opcode
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -3964,14 +3964,14 @@ test-convert-instruction-handles-f2-0f-opcode:
     e8/call  check-stream-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-convert-instruction-handles-f3-0f-opcode:
     # if the instruction starts with f3 0f opcode, include a second opcode
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -4058,14 +4058,14 @@ test-convert-instruction-handles-f3-0f-opcode:
     e8/call  check-stream-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-convert-instruction-handles-unused-opcodes:
     # if the instruction doesn't start with f2, f3 or 0f, don't include other opcodes
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -4152,14 +4152,14 @@ test-convert-instruction-handles-unused-opcodes:
     e8/call  check-stream-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-convert-instruction-handles-unused-second-opcodes:
     # if the second opcode isn't 0f, don't include further opcodes
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -4246,14 +4246,14 @@ test-convert-instruction-handles-unused-second-opcodes:
     e8/call  check-stream-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-convert-instruction-handles-unused-second-opcodes-2:
     # if the second opcode isn't 0f, don't include further opcodes
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -4340,14 +4340,14 @@ test-convert-instruction-handles-unused-second-opcodes-2:
     e8/call  check-stream-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-convert-instruction-emits-modrm-byte:
     # pack mod, rm32 and r32 operands into ModR/M byte
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -4434,13 +4434,13 @@ test-convert-instruction-emits-modrm-byte:
     e8/call  check-stream-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-convert-instruction-emits-modrm-byte-with-non-zero-mod:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -4527,14 +4527,14 @@ test-convert-instruction-emits-modrm-byte-with-non-zero-mod:
     e8/call  check-stream-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-convert-instruction-emits-modrm-byte-from-subop:
     # pack mod, rm32 and subop operands into ModR/M byte
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -4621,14 +4621,14 @@ test-convert-instruction-emits-modrm-byte-from-subop:
     e8/call  check-stream-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-convert-instruction-emits-modrm-byte-with-missing-mod:
     # pack rm32 and r32 operands into ModR/M byte
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -4715,14 +4715,14 @@ test-convert-instruction-emits-modrm-byte-with-missing-mod:
     e8/call  check-stream-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-convert-instruction-emits-modrm-byte-with-missing-rm32:
     # pack mod and r32 operands into ModR/M byte
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -4809,14 +4809,14 @@ test-convert-instruction-emits-modrm-byte-with-missing-rm32:
     e8/call  check-stream-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-convert-instruction-emits-modrm-byte-with-missing-r32:
     # pack mod and rm32 operands into ModR/M byte
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -4903,14 +4903,14 @@ test-convert-instruction-emits-modrm-byte-with-missing-r32:
     e8/call  check-stream-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-convert-instruction-emits-sib-byte:
     # pack base, index and scale operands into SIB byte
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -4997,14 +4997,14 @@ test-convert-instruction-emits-sib-byte:
     e8/call  check-stream-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-convert-instruction-emits-sib-byte-with-missing-base:
     # pack index and scale operands into SIB byte
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -5091,14 +5091,14 @@ test-convert-instruction-emits-sib-byte-with-missing-base:
     e8/call  check-stream-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-convert-instruction-emits-sib-byte-with-missing-index:
     # pack base and scale operands into SIB byte
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -5185,14 +5185,14 @@ test-convert-instruction-emits-sib-byte-with-missing-index:
     e8/call  check-stream-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-convert-instruction-emits-sib-byte-with-missing-scale:
     # pack base and index operands into SIB byte
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -5279,14 +5279,14 @@ test-convert-instruction-emits-sib-byte-with-missing-scale:
     e8/call  check-stream-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-convert-instruction-handles-disp32-operand:
     # expand /disp32 operand into 4 bytes
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -5373,14 +5373,14 @@ test-convert-instruction-handles-disp32-operand:
     e8/call  check-stream-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-convert-instruction-handles-disp16-operand:
     # expand /disp16 operand into 2 bytes
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -5467,14 +5467,14 @@ test-convert-instruction-handles-disp16-operand:
     e8/call  check-stream-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-convert-instruction-handles-disp8-operand:
     # expand /disp8 operand into 1 byte
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -5561,14 +5561,14 @@ test-convert-instruction-handles-disp8-operand:
     e8/call  check-stream-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-convert-instruction-handles-disp8-name:
     # pass /disp8 name directly through
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -5655,14 +5655,14 @@ test-convert-instruction-handles-disp8-name:
     e8/call  check-stream-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-convert-instruction-handles-imm32-operand:
     # expand /imm32 operand into 4 bytes
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -5749,7 +5749,7 @@ test-convert-instruction-handles-imm32-operand:
     e8/call  check-stream-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -5757,7 +5757,7 @@ test-convert-instruction-handles-imm32-operand:
 test-convert-instruction-handles-imm16-operand:
     # expand /imm16 operand into 2 bytes
     # we don't have one of these at the moment, so this expands to an invalid instruction
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -5844,7 +5844,7 @@ test-convert-instruction-handles-imm16-operand:
     e8/call  check-stream-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -5852,7 +5852,7 @@ test-convert-instruction-handles-imm16-operand:
 test-convert-instruction-handles-imm8-operand:
     # expand /imm8 operand into 1 byte
     # we don't have one of these at the moment, so this expands to an invalid instruction
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -5939,14 +5939,14 @@ test-convert-instruction-handles-imm8-operand:
     e8/call  check-stream-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 # shortcut for parse-hex-int(next-token-from-slice(word->start, word->end, '/'))
 parse-datum-of-word:  # word : (address slice) -> value/eax
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -5981,7 +5981,7 @@ $parse-datum-of-word:end:
     # . restore registers
     5e/pop-to-esi
     59/pop-to-ecx
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
diff --git a/apps/sigils.subx b/apps/sigils.subx
index 6e6e76a5..76a956b7 100644
--- a/apps/sigils.subx
+++ b/apps/sigils.subx
@@ -52,7 +52,7 @@
 # . 1-3 bytes   3 bits              2 bits          3 bits        3 bits      3 bits        2 bits      2 bits      0/1/2/4 bytes   0/1/2/4 bytes
 
 Entry:  # run tests if necessary, convert stdin if not
-    # . prolog
+    # . prologue
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
 
     # initialize heap
@@ -133,7 +133,7 @@ subx-sigils:  # in : (address buffered-file), out : (address buffered-file) -> <
     #     write(out, "\n")
     #   flush(out)
     #
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -376,7 +376,7 @@ $subx-sigils:end:
     5a/pop-to-edx
     59/pop-to-ecx
     58/pop-to-eax
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -437,7 +437,7 @@ $subx-sigils:error1:
     # never gets here
 
 test-subx-sigils-passes-most-words-through:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -533,13 +533,13 @@ test-subx-sigils-passes-most-words-through:
     e8/call  check-stream-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-subx-sigils-direct-mode:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -635,13 +635,13 @@ test-subx-sigils-direct-mode:
     e8/call  check-stream-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-subx-sigils-direct-mode-with-metadata:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -711,13 +711,13 @@ test-subx-sigils-direct-mode-with-metadata:
     e8/call  check-stream-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-subx-sigils-register-indirect-mode:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -813,13 +813,13 @@ test-subx-sigils-register-indirect-mode:
     e8/call  check-stream-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-subx-sigils-register-indirect-mode-with-metadata:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -889,13 +889,13 @@ test-subx-sigils-register-indirect-mode-with-metadata:
     e8/call  check-stream-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-subx-sigils-register-indirect-mode-without-displacement:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -991,13 +991,13 @@ test-subx-sigils-register-indirect-mode-without-displacement:
     e8/call  check-stream-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-subx-sigils-register-indirect-mode-with-displacement:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -1093,14 +1093,14 @@ test-subx-sigils-register-indirect-mode-with-displacement:
     e8/call  check-stream-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 # boss level
 test-subx-sigils-register-indirect-mode-with-sib-byte:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -1196,13 +1196,13 @@ test-subx-sigils-register-indirect-mode-with-sib-byte:
     e8/call  check-stream-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-subx-sigils-register-indirect-mode-with-sib-byte-negative-displacement:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -1298,13 +1298,13 @@ test-subx-sigils-register-indirect-mode-with-sib-byte-negative-displacement:
     e8/call  check-stream-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-subx-sigils-indirect-mode-without-register:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -1400,13 +1400,13 @@ test-subx-sigils-indirect-mode-without-register:
     e8/call  check-stream-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 emit-direct-mode:  # out : (address buffered-file), word-slice : (address slice)
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -1468,13 +1468,13 @@ $emit-direct-mode:end:
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               8/imm32           # add to esp
     # . restore registers
     58/pop-to-eax
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-emit-direct-mode:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -1553,13 +1553,13 @@ test-emit-direct-mode:
     e8/call  check-stream-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-emit-direct-mode-2:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -1638,7 +1638,7 @@ test-emit-direct-mode-2:
     e8/call  check-stream-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -1676,7 +1676,7 @@ next-word-or-expression:  # line : (address stream byte), out : (address slice)
     #   ecx: often line->read
     #   eax: often line->data[line->read]
     #
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -1789,7 +1789,7 @@ $next-word-or-expression:end:
     5e/pop-to-esi
     59/pop-to-ecx
     58/pop-to-eax
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -1873,7 +1873,7 @@ $next-word-or-expression:error2:
     # never gets here
 
 test-next-word-or-expression:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -1940,13 +1940,13 @@ test-next-word-or-expression:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-next-word-or-expression-returns-whole-comment:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -2013,13 +2013,13 @@ test-next-word-or-expression-returns-whole-comment:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-next-word-or-expression-returns-empty-slice-on-eof:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -2055,13 +2055,13 @@ test-next-word-or-expression-returns-empty-slice-on-eof:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-next-word-or-expression-returns-string-literal:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -2118,13 +2118,13 @@ test-next-word-or-expression-returns-string-literal:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-next-word-or-expression-returns-string-with-escapes:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -2181,13 +2181,13 @@ test-next-word-or-expression-returns-string-with-escapes:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-next-word-or-expression-returns-whole-expression:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -2244,7 +2244,7 @@ test-next-word-or-expression-returns-whole-expression:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -2294,7 +2294,7 @@ parse-effective-address:  # word-slice : (address slice) -> base/eax, index/ecx,
     #   read integer into disp
     #   skip whitespace
     #   if (*local-slice->start != ')') goto error4
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -2557,7 +2557,7 @@ $parse-effective-address:end:
     # . restore registers
     5f/pop-to-edi
     5e/pop-to-esi
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -2721,7 +2721,7 @@ $parse-effective-address:error4:
 # assumes 'in' starts with a register name, and returns pointer to its code
 # side-effect: modifies 'in' to scan past the initial register name
 next-register:  # in : (address slice) -> reg/eax : int
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -2753,13 +2753,13 @@ $next-register:end:
     # . restore registers
     5e/pop-to-esi
     59/pop-to-ecx
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-parse-effective-address-simple:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # var slice/ecx = "*esi"
@@ -2815,13 +2815,13 @@ test-parse-effective-address-simple:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-parse-effective-address-base:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # var slice/ecx = "*(esi  )"
@@ -2877,13 +2877,13 @@ test-parse-effective-address-base:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-parse-effective-address-base-displacement:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # var slice/ecx = "*(esi+3)"
@@ -2939,13 +2939,13 @@ test-parse-effective-address-base-displacement:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-parse-effective-address-base-negative-displacement:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # var slice/ecx = "*(esi-3)"
@@ -3001,13 +3001,13 @@ test-parse-effective-address-base-negative-displacement:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-parse-effective-address-base-index:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # var slice/ecx = "*(esi+ecx)"
@@ -3063,13 +3063,13 @@ test-parse-effective-address-base-index:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-parse-effective-address-base-index-scale:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # var slice/ecx = "*(esi+ecx<<2)"
@@ -3125,13 +3125,13 @@ test-parse-effective-address-base-index-scale:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-parse-effective-address-base-index-scale-displacement:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # var slice/ecx = "*(esi + ecx<<2 - 0x34)"
@@ -3187,7 +3187,7 @@ test-parse-effective-address-base-index-scale-displacement:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -3200,7 +3200,7 @@ test-parse-effective-address-base-index-scale-displacement:
 # emit-sib:
 #   if index is not none, then mod = 2 and rm32 = 4 and base = base and index = index and disp32 = disp
 emit-indirect-mode:  # out : (address buffered-file), base : int, index : int, scale : int, disp : int
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
 $emit-indirect-mode:check-for-ebp:
@@ -3364,13 +3364,13 @@ $emit-indirect-mode:emit-indirect:
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               8/imm32           # add to esp
 $emit-indirect-mode:end:
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-emit-indirect-mode:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -3443,13 +3443,13 @@ test-emit-indirect-mode:
     e8/call  check-stream-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-emit-indirect-mode-2:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -3522,13 +3522,13 @@ test-emit-indirect-mode-2:
     e8/call  check-stream-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-emit-indirect-mode-with-disp:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -3601,13 +3601,13 @@ test-emit-indirect-mode-with-disp:
     e8/call  check-stream-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-emit-indirect-mode-with-disp-negative:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -3680,13 +3680,13 @@ test-emit-indirect-mode-with-disp-negative:
     e8/call  check-stream-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-emit-indirect-mode-with-sib:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -3759,13 +3759,13 @@ test-emit-indirect-mode-with-sib:
     e8/call  check-stream-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-emit-indirect-mode-ebp:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -3838,13 +3838,13 @@ test-emit-indirect-mode-ebp:
     e8/call  check-stream-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-emit-indirect-mode-esp:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -3917,13 +3917,13 @@ test-emit-indirect-mode-esp:
     e8/call  check-stream-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 disp32-mode?:  # in : (address slice) -> reg/eax : boolean
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -3976,13 +3976,13 @@ $disp32-mode?:end:
     # . restore registers
     5f/pop-to-edi
     5e/pop-to-esi
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 emit-indirect-disp32:  # out : (address buffered-file), word-slice : (address slice)
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -4023,7 +4023,7 @@ $emit-indirect-disp32:end:
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               8/imm32           # add to esp
     # . restore registers
     5e/pop-to-esi
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -4032,7 +4032,7 @@ $emit-indirect-disp32:end:
 # returns the value of the integer
 # side-effect: modifies 'in' to skip past the integer
 next-hex-int:  # in : (address slice) -> result/eax
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -4150,7 +4150,7 @@ $next-hex-int:end:
     5b/pop-to-ebx
     5a/pop-to-edx
     59/pop-to-ecx
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -4207,7 +4207,7 @@ $next-hex-int:abort:
     # never gets here
 
 test-next-hex-int-single-digit:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # (eax..ecx) = "+a)"
@@ -4235,13 +4235,13 @@ test-next-hex-int-single-digit:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-next-hex-int-multi-digit:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # (eax..ecx) = "+ 34a)"
@@ -4269,13 +4269,13 @@ test-next-hex-int-multi-digit:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-next-hex-int-0x-prefix:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # (eax..ecx) = "+0x34)"
@@ -4303,13 +4303,13 @@ test-next-hex-int-0x-prefix:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-next-hex-int-zero:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # (eax..ecx) = "+0)"
@@ -4337,13 +4337,13 @@ test-next-hex-int-zero:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-next-hex-int-0-prefix:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # (eax..ecx) = "+ 03)"
@@ -4371,13 +4371,13 @@ test-next-hex-int-0-prefix:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-next-hex-int-negative:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # (eax..ecx) = "-03)"
@@ -4405,13 +4405,13 @@ test-next-hex-int-negative:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-next-hex-int-negative-with-space:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # (eax..ecx) = "- 03)"
@@ -4439,7 +4439,7 @@ test-next-hex-int-negative-with-space:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -4448,7 +4448,7 @@ test-next-hex-int-negative-with-space:
 # returns the value of the integer
 # side-effect: modifies 'in' to skip past the integer
 next-positive-hex-int:  # in : (address slice) -> result/eax
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -4529,13 +4529,13 @@ $next-positive-hex-int:end:
     5b/pop-to-ebx
     5a/pop-to-edx
     59/pop-to-ecx
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-next-positive-hex-int-single-digit:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # (eax..ecx) = "a)"
@@ -4563,13 +4563,13 @@ test-next-positive-hex-int-single-digit:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-next-positive-hex-int-multi-digit:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # (eax..ecx) = "34a)"
@@ -4597,13 +4597,13 @@ test-next-positive-hex-int-multi-digit:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-next-positive-hex-int-0x-prefix:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # (eax..ecx) = "0x34)"
@@ -4631,13 +4631,13 @@ test-next-positive-hex-int-0x-prefix:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-next-positive-hex-int-zero:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # (eax..ecx) = "0"
@@ -4665,13 +4665,13 @@ test-next-positive-hex-int-zero:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-next-positive-hex-int-0-prefix:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # (eax..ecx) = "03)"
@@ -4699,7 +4699,7 @@ test-next-positive-hex-int-0-prefix:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
diff --git a/apps/survey.subx b/apps/survey.subx
index b943fe72..08e7775a 100644
--- a/apps/survey.subx
+++ b/apps/survey.subx
@@ -42,7 +42,7 @@
 # . 1-3 bytes   3 bits              2 bits          3 bits        3 bits      3 bits        2 bits      2 bits      0/1/2/4 bytes   0/1/2/4 bytes
 
 Entry:  # run tests if necessary, convert stdin if not
-    # . prolog
+    # . prologue
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
 
     # Heap = new-segment(Heap-size)
@@ -124,7 +124,7 @@ subx-survey:  # infile : (address buffered-file), out : (address buffered-file)
     #   rewind-stream(in)
     #   emit-output(in, out, segments, labels)
     #
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -447,7 +447,7 @@ $subx-survey:end:
     5e/pop-to-esi
     5a/pop-to-edx
     59/pop-to-ecx
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -467,7 +467,7 @@ test-subx-survey-computes-addresses:
     #   segment code has size 5
     #   segment data starts at address 0x1079
     #
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -619,7 +619,7 @@ test-subx-survey-computes-addresses:
     e8/call  check-trace-contains/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               8/imm32           # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -694,7 +694,7 @@ compute-offsets:  # in : (address stream), segments : (address stream {string, s
     #         *segment-offset += width
     #         *file-offset += width
     #
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -1212,7 +1212,7 @@ $compute-offsets:end:
     5a/pop-to-edx
     59/pop-to-ecx
     58/pop-to-eax
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -1249,7 +1249,7 @@ test-compute-offsets:
     #   label 'x' is in segment 'data'.
     #   label 'x' is at segment offset 0x1.
     #
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -1414,7 +1414,7 @@ test-compute-offsets:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -1442,7 +1442,7 @@ compute-addresses:  # segments : (address stream {string, segment-info}), labels
     #     trace-sssns("label " lrow->key " is at address " lrow->address)
     #     lrow += 16  # row-size
     #
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -1636,7 +1636,7 @@ $compute-addresses:end:
     5a/pop-to-edx
     59/pop-to-ecx
     58/pop-to-eax
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -1658,7 +1658,7 @@ test-compute-addresses:
     #   label 'l1' is at address 0x00001097.       (0x1094 + segment-offset 3)
     #   label 'l2' is at address 0x00002099.       (0x2099 + segment-offset 0)
     #
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -1809,7 +1809,7 @@ test-compute-addresses:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -1827,7 +1827,7 @@ test-compute-addresses-large-segments:
     #   segment 'b' starts at address 0x00002678.  (0x018 discarded; last 3 nibbles from 0x1074 + 0x5604)
     #   label 'l1' is at address 0x00001077.       (0x1074 + segment-offset 3)
     #
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -1907,7 +1907,7 @@ test-compute-addresses-large-segments:
     e8/call  check-trace-contains/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               8/imm32           # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -1917,7 +1917,7 @@ emit-output:  # in : (address stream), out : (address buffered-file), segments :
     #   emit-headers(out, segments, labels)
     #   emit-segments(in, out, segments, labels)
     #
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
 #?     # write(2/stderr, "emit-headers\n") {{{
@@ -1958,7 +1958,7 @@ emit-output:  # in : (address stream), out : (address buffered-file), segments :
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0x10/imm32        # add to esp
 $emit-output:end:
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -2018,7 +2018,7 @@ emit-segments:  # in : (address stream), out : (address buffered-file), segments
     #   info: esi (inner loop only)
     #   temporaries: eax, esi (outer loop)
     #
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -2503,7 +2503,7 @@ $emit-segments:end:
     5a/pop-to-edx
     59/pop-to-ecx
     58/pop-to-eax
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -2593,7 +2593,7 @@ test-emit-segments-global-variable:
     #   00
     #   34
     #
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -2807,7 +2807,7 @@ test-emit-segments-global-variable:
     e8/call  check-next-stream-line-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -2832,7 +2832,7 @@ test-emit-segments-code-label:
     #   ef gh
     #   ij f9 ff ff ff  # -7
     #
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -3011,7 +3011,7 @@ test-emit-segments-code-label:
     e8/call  check-next-stream-line-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -3036,7 +3036,7 @@ test-emit-segments-code-label-absolute:
     #   ef gh
     #   ij 56 10 00 00
     #
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -3215,7 +3215,7 @@ test-emit-segments-code-label-absolute:
     e8/call  check-next-stream-line-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -3230,7 +3230,7 @@ emit-headers:  # out : (address buffered-file), segments : (address stream {stri
     #     emit-elf-program-header-entry(out, curr-segment)
     #     curr-segment += 16                        # size of a row
     #
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -3359,7 +3359,7 @@ $emit-headers:end:
     # . restore registers
     59/pop-to-ecx
     58/pop-to-eax
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -3371,7 +3371,7 @@ emit-elf-header:  # out : (address buffered-file), segments : (address stream {s
     #   emit-hex-array(out, Elf_header)
     #   write-buffered(out, "\n")
     #
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -3427,7 +3427,7 @@ $emit-elf-header:end:
     5a/pop-to-edx
     59/pop-to-ecx
     58/pop-to-eax
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -3446,7 +3446,7 @@ emit-elf-program-header-entry:  # out : (address buffered-file), curr-segment :
     #   emit-hex-array(out, Elf_program_header_entry)
     #   write-buffered(out, "\n")
     #
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -3514,7 +3514,7 @@ $emit-elf-program-header-entry:end:
     # . restore registers
     5e/pop-to-esi
     58/pop-to-eax
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -3522,7 +3522,7 @@ $emit-elf-program-header-entry:end:
 # - some helpers for tests
 
 stream-add4:  # in : (address stream byte), key : address, val1 : address, val2 : address, val3 : address
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -3580,7 +3580,7 @@ $stream-add4:end:
     5a/pop-to-edx
     59/pop-to-ecx
     58/pop-to-eax
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -3608,7 +3608,7 @@ $stream-add4:abort:
 # one gotcha: 's5' must not be empty
 
 trace-sssns:  # s1 : (address string), s2 : (address string), s3 : (address string), n4 : int, s5 : (address string)
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # write(*Trace-stream, s1)
@@ -3651,13 +3651,13 @@ trace-sssns:  # s1 : (address string), s2 : (address string), s3 : (address stri
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               4/imm32           # add to esp
 $trace-sssns:end:
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-trace-sssns:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -3709,13 +3709,13 @@ test-trace-sssns:
     e8/call  check-trace-contains/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               8/imm32           # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 trace-snsns:  # s1 : (address string), n2 : int, s3 : (address string), n4 : int, s5 : (address string)
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # write(*Trace-stream, s1)
@@ -3758,13 +3758,13 @@ trace-snsns:  # s1 : (address string), n2 : int, s3 : (address string), n4 : int
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               4/imm32           # add to esp
 $trace-snsns:end:
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-trace-snsns:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -3816,13 +3816,13 @@ test-trace-snsns:
     e8/call  check-trace-contains/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               8/imm32           # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 trace-slsls:  # s1 : (address string), l2 : (address slice), s3 : (address string), l4 : (address slice), s5 : (address string)
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # write(*Trace-stream, s1)
@@ -3865,13 +3865,13 @@ trace-slsls:  # s1 : (address string), l2 : (address slice), s3 : (address strin
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               4/imm32           # add to esp
 $trace-slsls:end:
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-trace-slsls:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -3941,13 +3941,13 @@ test-trace-slsls:
     e8/call  check-trace-contains/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               8/imm32           # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 trace-slsns:  # s1 : (address string), l2 : (address slice), s3 : (address string), n4 : int, s5 : (address string)
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # write(*Trace-stream, s1)
@@ -3990,13 +3990,13 @@ trace-slsns:  # s1 : (address string), l2 : (address slice), s3 : (address strin
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               4/imm32           # add to esp
 $trace-slsns:end:
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-trace-slsns:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -4057,13 +4057,13 @@ test-trace-slsns:
     e8/call  check-trace-contains/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               8/imm32           # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 trace-slsss:  # s1 : (address string), l2 : (address slice), s3 : (address string), s4 : (address string), s5 : (address string)
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # write(*Trace-stream, s1)
@@ -4106,13 +4106,13 @@ trace-slsss:  # s1 : (address string), l2 : (address slice), s3 : (address strin
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               4/imm32           # add to esp
 $trace-slsss:end:
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-trace-slsss:
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -4173,7 +4173,7 @@ test-trace-slsss:
     e8/call  check-trace-contains/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               8/imm32           # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -4194,7 +4194,7 @@ num-bytes:  # line : (address stream) -> eax : int
     #     result += compute-width(word-slice)
     #   return result
     #
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -4376,14 +4376,14 @@ $num-bytes:end:
     5b/pop-to-ebx
     5a/pop-to-edx
     59/pop-to-ecx
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-num-bytes-handles-empty-string:
     # if a line starts with '#', return 0
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -4418,14 +4418,14 @@ test-num-bytes-handles-empty-string:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-num-bytes-ignores-comments:
     # if a line starts with '#', return 0
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -4468,14 +4468,14 @@ test-num-bytes-ignores-comments:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-num-bytes-ignores-labels:
     # if the first word ends with ':', return 0
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -4518,14 +4518,14 @@ test-num-bytes-ignores-labels:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-num-bytes-ignores-segment-headers:
     # if the first word is '==', return 0
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -4568,14 +4568,14 @@ test-num-bytes-ignores-segment-headers:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-num-bytes-counts-words-by-default:
     # without metadata, count words
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -4618,14 +4618,14 @@ test-num-bytes-counts-words-by-default:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-num-bytes-ignores-trailing-comment:
     # trailing comments appropriately ignored
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -4668,14 +4668,14 @@ test-num-bytes-ignores-trailing-comment:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
 
 test-num-bytes-handles-imm32:
     # if a word has the /imm32 metadata, count it as 4 bytes
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # setup
@@ -4718,7 +4718,7 @@ test-num-bytes-handles-imm32:
     e8/call  check-ints-equal/disp32
     # . . discard args
     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
diff --git a/apps/tests.subx b/apps/tests.subx
index 9f204198..cb2b5e2a 100644
--- a/apps/tests.subx
+++ b/apps/tests.subx
@@ -10,7 +10,7 @@
 # . 1-3 bytes   3 bits              2 bits          3 bits        3 bits      3 bits        2 bits      2 bits      0/1/2/4 bytes   0/1/2/4 bytes
 
 Entry:  # run tests if necessary, convert stdin if not
-    # . prolog
+    # . prologue
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
 
     # initialize heap
@@ -92,7 +92,7 @@ subx-gen-run-tests:  # in : (address buffered-file), out : (address buffered-fil
     #     write-stream-data(out, new-code-segment)
     #   flush(out)
     #
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -276,7 +276,7 @@ $subx-gen-run-tests:end:
     5a/pop-to-edx
     59/pop-to-ecx
     58/pop-to-eax
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
diff --git a/examples/ex10.subx b/examples/ex10.subx
index 468b3e5a..c091fe52 100644
--- a/examples/ex10.subx
+++ b/examples/ex10.subx
@@ -18,7 +18,7 @@ Entry:  # return argv-equal(argv[1], argv[2])
 #         argv[0]: *(esp+4)
 #         argv[1]: *(esp+8)
 #         ...
-    # . prolog
+    # . prologue
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # argv-equal(argv[1], argv[2])
     # . . push argv[2]
diff --git a/examples/ex11.subx b/examples/ex11.subx
index 1590b010..b235927d 100644
--- a/examples/ex11.subx
+++ b/examples/ex11.subx
@@ -49,7 +49,7 @@ kernel-string-equal?:  # s : null-terminated ascii string, benchmark : length-pr
     #   c1: eax
     #   c2: ebx
     #
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -108,7 +108,7 @@ $kernel-string-equal?:end:
     5b/pop-to-ebx
     5a/pop-to-edx
     59/pop-to-ecx
-    # . epilog
+    # . epilogue
     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
     5d/pop-to-ebp
     c3/return
@@ -259,7 +259,7 @@ test-compare-kernel-string-with-longer-array:
 
 # print msg to stderr if a != b, otherwise print "."
 check-ints-equal:  # (a : int, b : int, msg : (address array byte)) -> boolean
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
@@ -308,7 +308,7 @@ $check-ints-equal:end:
     c3/return
 
 write-stderr:  # s : (address array byte) -> <void>
-    # . prolog
+    # . prologue
     55/push-ebp
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # . save registers
diff --git a/examples/ex8.subx b/examples/ex8.subx
index 0cda5908..0e44a883 100644
--- a/examples/ex8.subx
+++ b/examples/ex8.subx
@@ -20,7 +20,7 @@
 # . 1-3 bytes   3 bits              2 bits          3 bits        3 bits      3 bits        2 bits      2 bits      0/1/2/4 bytes   0/1/2/4 bytes
 
 Entry:
-    # . prolog
+    # . prologue
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # eax = ascii-length(argv[1])
     # . . push args
diff --git a/examples/ex9.subx b/examples/ex9.subx
index 3ba0acc0..443e443e 100644
--- a/examples/ex9.subx
+++ b/examples/ex9.subx
@@ -23,7 +23,7 @@
 # . 1-3 bytes   3 bits              2 bits          3 bits        3 bits      3 bits        2 bits      2 bits      0/1/2/4 bytes   0/1/2/4 bytes
 
 Entry:
-    # . prolog
+    # . prologue
     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
     # ascii-difference(argv[1], argv[2])
     # . . push argv[2]