diff options
| author | Kartik Agaram <vc@akkartik.com> | 2018-10-05 21:30:22 -0700 |
|---|---|---|
| committer | Kartik Agaram <vc@akkartik.com> | 2018-10-05 21:30:22 -0700 |
| commit | 94ad882e828f83df4a4cc0deab1a10e9d5e54eec (patch) | |
| tree | f51448732674fa8744e8517c4755255afc764b1f /subx/apps/crenshaw2-1.subx | |
| parent | 03d50cc83c7c2bebb2b019667b80c1c51f4a8def (diff) | |
| download | mu-94ad882e828f83df4a4cc0deab1a10e9d5e54eec.tar.gz | |
4668
Diffstat (limited to 'subx/apps/crenshaw2-1.subx')
| -rw-r--r-- | subx/apps/crenshaw2-1.subx | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/subx/apps/crenshaw2-1.subx b/subx/apps/crenshaw2-1.subx index 400a0bfe..d5bd2a01 100644 --- a/subx/apps/crenshaw2-1.subx +++ b/subx/apps/crenshaw2-1.subx @@ -27,8 +27,8 @@ # discard arg 81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 4/imm32 # add to ESP # exit(0) - bb/copy . . . . . . . 0/imm32 # copy to EBX - b8/copy . . . . . . . 1/imm32/exit # copy to EAX + bb/copy-to-EBX 0/imm32 + b8/copy-to-EAX 1/imm32/exit cd/syscall 0x80/imm8 ## helpers @@ -44,8 +44,8 @@ abort: # s : (address array byte) -> <void> # discard arg 81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 4/imm32 # add to ESP # exit(1) - bb/copy . . . . . . . 1/imm32 # copy to EBX - b8/copy . . . . . . . 1/imm32/exit # copy to EAX + bb/copy-to-EBX 1/imm32 + b8/copy-to-EAX 1/imm32/exit cd/syscall 0x80/imm8 # print out "Error: #{s} expected\n" to stderr @@ -92,7 +92,7 @@ write-stdout: # s : (address array byte) -> <void> 53/push-EBX # write(1/stdout, (data) s+4, (size) *s) # fd = 1 (stdout) - bb/copy . . . . . . . 1/imm32 # copy to EBX + bb/copy-to-EBX 1/imm32 # x = s+4 8b/copy 1/mod/*+disp8 4/rm32/sib 5/base/EBP 4/index/none . 1/r32/ECX 8/disp8 . # copy *(EBP+8) to ECX 81 0/subop/add 3/mod/direct 1/rm32/ECX . . . . . 4/imm32 # add to ECX @@ -100,7 +100,7 @@ write-stdout: # s : (address array byte) -> <void> 8b/copy 1/mod/*+disp8 4/rm32/sib 5/base/EBP 4/index/none . 2/r32/EDX 8/disp8 . # copy *(EBP+8) to EDX 8b/copy 0/mod/indirect 2/rm32/EDX . . . 2/r32/EDX . . # copy *EDX to EDX # call write() - b8/copy . . . . . . . 4/imm32/write # copy to EAX + b8/copy-to-EAX 4/imm32/write cd/syscall 0x80/imm8 # restore registers 5b/pop-to-EBX |