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| author | Kartik Agaram <vc@akkartik.com> | 2020-04-06 07:15:47 -0700 |
|---|---|---|
| committer | Kartik Agaram <vc@akkartik.com> | 2020-04-06 07:18:34 -0700 |
| commit | 0fef94e1c00bdc1e16c730ed3a607f9b4e07b102 (patch) | |
| tree | 86e68bcce0c36bf8d95024ddfb76322b36025986 /apps/survey.subx | |
| parent | eb99b46747461773476518814ddfbbafdcdf74d7 (diff) | |
| download | mu-0fef94e1c00bdc1e16c730ed3a607f9b4e07b102.tar.gz | |
6193
Diffstat (limited to 'apps/survey.subx')
| -rw-r--r-- | apps/survey.subx | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/apps/survey.subx b/apps/survey.subx index d8885db3..f5815093 100644 --- a/apps/survey.subx +++ b/apps/survey.subx @@ -1139,7 +1139,8 @@ $compute-offsets:case-default: #? # }}} e9/jump $compute-offsets:word-loop/disp32 $compute-offsets:break-line-loop: - # sinfo/eax = get-or-insert(segments, curr-segment-name, row-size=16) + # sinfo/edi = get-or-insert(segments, curr-segment-name, row-size=16) + # . eax = get-or-insert(segments, curr-segment-name, row-size=16) # . . push args 68/push 0x10/imm32/row-size 56/push-esi @@ -1148,17 +1149,19 @@ $compute-offsets:break-line-loop: e8/call get-or-insert/disp32 # . . discard args 81 0/subop/add 3/mod/direct 4/rm32/esp . . . . . 0xc/imm32 # add to esp + # . edi = eax + 89/copy 3/mod/direct 7/rm32/edi . . . 0/r32/eax . . # copy eax to edi # sinfo->size = file-offset - sinfo->file-offset # . save ecx 51/push-ecx # . ebx = *file-offset 8b/copy 0/mod/indirect 5/rm32/.disp32 . . 3/r32/ebx compute-offsets:file-offset/disp32 # copy *file-offset to ebx # . ecx = sinfo->file-offset - 8b/copy 1/mod/*+disp8 0/rm32/eax . . . 1/r32/ecx 4/disp8 . # copy *(eax+4) to ecx + 8b/copy 1/mod/*+disp8 7/rm32/edi . . . 1/r32/ecx 4/disp8 . # copy *(edi+4) to ecx # . ebx -= ecx 29/subtract 3/mod/direct 3/rm32/ebx . . . 1/r32/ecx . . # subtract ecx from ebx # . sinfo->size = ebx - 89/copy 1/mod/*+disp8 0/rm32/eax . . . 3/r32/ebx 8/disp8 . # copy ebx to *(eax+8) + 89/copy 1/mod/*+disp8 7/rm32/edi . . . 3/r32/ebx 8/disp8 . # copy ebx to *(edi+8) # . restore ecx 59/pop-to-ecx # trace-sssns("segment '", curr-segment-name, "' has size ", sinfo->size, ".") |