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-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
14 files changed, 446 insertions, 446 deletions
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