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authorKartik Agaram <vc@akkartik.com>2018-12-02 20:43:39 -0800
committerKartik Agaram <vc@akkartik.com>2018-12-02 22:41:28 -0800
commit0eb0f69616bb928359aed5ec137c973b14b03788 (patch)
tree30590486138c2611e9cf33e64f0c1952f528e0e6 /subx
parentef31035a9f41ec38bb4e11a18770c3cf2d8eba09 (diff)
downloadmu-0eb0f69616bb928359aed5ec137c973b14b03788.tar.gz
4821
Diffstat (limited to 'subx')
-rw-r--r--subx/061error.subx47


-rwxr-xr-xsubx/apps/crenshaw2-1bin6462 -> 6462 bytes
-rw-r--r--subx/apps/crenshaw2-1.subx41


-rwxr-xr-xsubx/apps/crenshaw2-1bbin7023 -> 7023 bytes
-rw-r--r--subx/apps/crenshaw2-1b.subx41


-rwxr-xr-xsubx/apps/factorialbin5262 -> 5353 bytes
6 files changed, 47 insertions, 82 deletions
diff --git a/subx/061error.subx b/subx/061error.subx
new file mode 100644
index 00000000..b03cfde2
--- /dev/null
+++ b/subx/061error.subx
@@ -0,0 +1,47 @@
+# Print an error message and exit.
+
+== code
+#   instruction                     effective address                                                   register    displacement    immediate
+# . op          subop               mod             rm32          base        index         scale       r32
+# . 1-3 bytes   3 bits              2 bits          3 bits        3 bits      3 bits        2 bits      2 bits      0/1/2/4 bytes   0/1/2/4 bytes
+
+# write(out, "Error: "+msg+"\n") then stop(ed, 1)
+error:  # ed : (address exit-descriptor), out : fd or (address stream), msg : (address array byte) -> <void>
+    # . prolog
+    55/push-EBP
+    89/copy                         3/mod/direct    5/rm32/EBP    .           .             .           4/r32/ESP   .               .                 # copy ESP to EBP
+    # write(out, "Error: ")
+    # . . push args
+    68/push  "Error: "/imm32
+    ff          6/subop/push        1/mod/*+disp8   4/rm32/sib    5/base/EBP  4/index/none  .           .           0xc/disp8       .                 # push *(EBP+12)
+    # . . call
+    e8/call  write/disp32
+    # . . discard args
+    81          0/subop/add         3/mod/direct    4/rm32/ESP    .           .             .           .           .               8/imm32           # add to ESP
+    # write(out, msg)
+    # . . push args
+    ff          6/subop/push        1/mod/*+disp8   4/rm32/sib    5/base/EBP  4/index/none  .           .           0x10/disp8      .                 # push *(EBP+16)
+    ff          6/subop/push        1/mod/*+disp8   4/rm32/sib    5/base/EBP  4/index/none  .           .           0xc/disp8       .                 # push *(EBP+12)
+    # . . call
+    e8/call  write/disp32
+    # . . discard args
+    81          0/subop/add         3/mod/direct    4/rm32/ESP    .           .             .           .           .               8/imm32           # add to ESP
+    # write(out, Newline)
+    # . . push args
+    68/push  Newline/imm32
+    ff          6/subop/push        1/mod/*+disp8   4/rm32/sib    5/base/EBP  4/index/none  .           .           0xc/disp8       .                 # push *(EBP+12)
+    # . . call
+    e8/call  write/disp32
+    # . . discard args
+    81          0/subop/add         3/mod/direct    4/rm32/ESP    .           .             .           .           .               8/imm32           # add to ESP
+    # stop(ed, 1)
+    # . . push args
+    68/push  1/imm32
+    ff          6/subop/push        1/mod/*+disp8   4/rm32/sib    5/base/EBP  4/index/none  .           .           8/disp8         .                 # push *(EBP+8)
+    # . . call
+    e8/call  stop/disp32
+    # should never get past this point
+    # . epilog
+    89/copy                         3/mod/direct    4/rm32/ESP    .           .             .           5/r32/EBP   .               .                 # copy EBP to ESP
+    5d/pop-to-EBP
+    c3/return
diff --git a/subx/apps/crenshaw2-1 b/subx/apps/crenshaw2-1
index 962c6d53..a02751f0 100755
--- a/subx/apps/crenshaw2-1
+++ b/subx/apps/crenshaw2-1
Binary files differdiff --git a/subx/apps/crenshaw2-1.subx b/subx/apps/crenshaw2-1.subx
index a246a594..ccad452d 100644
--- a/subx/apps/crenshaw2-1.subx
+++ b/subx/apps/crenshaw2-1.subx
@@ -526,47 +526,6 @@ expected:  # ed : (address exit-descriptor), f : fd or (address stream), s : (ad
     5d/pop-to-EBP
     c3/return
 
-# write(f, "Error: "+s+"\n") then stop(ed, 1)
-error:  # ed : (address exit-descriptor), f : fd or (address stream), s : (address array byte) -> <void>
-    # . prolog
-    55/push-EBP
-    89/copy                         3/mod/direct    5/rm32/EBP    .           .             .           4/r32/ESP   .               .                 # copy ESP to EBP
-    # write(f, "Error: ")
-    # . . push args
-    68/push  "Error: "/imm32
-    ff          6/subop/push        1/mod/*+disp8   4/rm32/sib    5/base/EBP  4/index/none  .           .           0xc/disp8       .                 # push *(EBP+12)
-    # . . call
-    e8/call  write/disp32
-    # . . discard args
-    81          0/subop/add         3/mod/direct    4/rm32/ESP    .           .             .           .           .               8/imm32           # add to ESP
-    # write(f, s)
-    # . . push args
-    ff          6/subop/push        1/mod/*+disp8   4/rm32/sib    5/base/EBP  4/index/none  .           .           0x10/disp8      .                 # push *(EBP+16)
-    ff          6/subop/push        1/mod/*+disp8   4/rm32/sib    5/base/EBP  4/index/none  .           .           0xc/disp8       .                 # push *(EBP+12)
-    # . . call
-    e8/call  write/disp32
-    # . . discard args
-    81          0/subop/add         3/mod/direct    4/rm32/ESP    .           .             .           .           .               8/imm32           # add to ESP
-    # write(f, Newline)
-    # . . push args
-    68/push  Newline/imm32
-    ff          6/subop/push        1/mod/*+disp8   4/rm32/sib    5/base/EBP  4/index/none  .           .           0xc/disp8       .                 # push *(EBP+12)
-    # . . call
-    e8/call  write/disp32
-    # . . discard args
-    81          0/subop/add         3/mod/direct    4/rm32/ESP    .           .             .           .           .               8/imm32           # add to ESP
-    # stop(ed, 1)
-    # . . push args
-    68/push  1/imm32
-    ff          6/subop/push        1/mod/*+disp8   4/rm32/sib    5/base/EBP  4/index/none  .           .           8/disp8         .                 # push *(EBP+8)
-    # . . call
-    e8/call  stop/disp32
-    # should never get past this point
-    # . epilog
-    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
diff --git a/subx/apps/crenshaw2-1b b/subx/apps/crenshaw2-1b
index 7faa0d83..2c7d0d0d 100755
--- a/subx/apps/crenshaw2-1b
+++ b/subx/apps/crenshaw2-1b
Binary files differdiff --git a/subx/apps/crenshaw2-1b.subx b/subx/apps/crenshaw2-1b.subx
index 08786b90..0c17e3f9 100644
--- a/subx/apps/crenshaw2-1b.subx
+++ b/subx/apps/crenshaw2-1b.subx
@@ -725,47 +725,6 @@ expected:  # ed : (address exit-descriptor), f : fd or (address stream), s : (ad
     5d/pop-to-EBP
     c3/return
 
-# write(f, "Error: "+s+"\n") then stop(ed, 1)
-error:  # ed : (address exit-descriptor), f : fd or (address stream), s : (address array byte) -> <void>
-    # . prolog
-    55/push-EBP
-    89/copy                         3/mod/direct    5/rm32/EBP    .           .             .           4/r32/ESP   .               .                 # copy ESP to EBP
-    # write(f, "Error: ")
-    # . . push args
-    68/push  "Error: "/imm32
-    ff          6/subop/push        1/mod/*+disp8   4/rm32/sib    5/base/EBP  4/index/none  .           .           0xc/disp8       .                 # push *(EBP+12)
-    # . . call
-    e8/call  write/disp32
-    # . . discard args
-    81          0/subop/add         3/mod/direct    4/rm32/ESP    .           .             .           .           .               8/imm32           # add to ESP
-    # write(f, s)
-    # . . push args
-    ff          6/subop/push        1/mod/*+disp8   4/rm32/sib    5/base/EBP  4/index/none  .           .           0x10/disp8      .                 # push *(EBP+16)
-    ff          6/subop/push        1/mod/*+disp8   4/rm32/sib    5/base/EBP  4/index/none  .           .           0xc/disp8       .                 # push *(EBP+12)
-    # . . call
-    e8/call  write/disp32
-    # . . discard args
-    81          0/subop/add         3/mod/direct    4/rm32/ESP    .           .             .           .           .               8/imm32           # add to ESP
-    # write(f, Newline)
-    # . . push args
-    68/push  Newline/imm32
-    ff          6/subop/push        1/mod/*+disp8   4/rm32/sib    5/base/EBP  4/index/none  .           .           0xc/disp8       .                 # push *(EBP+12)
-    # . . call
-    e8/call  write/disp32
-    # . . discard args
-    81          0/subop/add         3/mod/direct    4/rm32/ESP    .           .             .           .           .               8/imm32           # add to ESP
-    # stop(ed, 1)
-    # . . push args
-    68/push  1/imm32
-    ff          6/subop/push        1/mod/*+disp8   4/rm32/sib    5/base/EBP  4/index/none  .           .           8/disp8         .                 # push *(EBP+8)
-    # . . call
-    e8/call  stop/disp32
-    # should never get past this point
-    # . epilog
-    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
diff --git a/subx/apps/factorial b/subx/apps/factorial
index d767ff59..5fb3daf7 100755
--- a/subx/apps/factorial
+++ b/subx/apps/factorial
Binary files differ
 

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