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| author | Kartik Agaram <vc@akkartik.com> | 2020-04-06 06:46:12 -0700 |
|---|---|---|
| committer | Kartik Agaram <vc@akkartik.com> | 2020-04-06 06:46:12 -0700 |
| commit | 426dfb42ee121a02889fc6b44da4bc7d5ba194dc (patch) | |
| tree | 83e72af2980d8e8116cb2c6a39784f17d1372da4 /apps/survey.subx | |
| parent | a17df22d308237f4da184bf983d01bf35710b0a9 (diff) | |
| download | mu-426dfb42ee121a02889fc6b44da4bc7d5ba194dc.tar.gz | |
6189
Diffstat (limited to 'apps/survey.subx')
| -rw-r--r-- | apps/survey.subx | 29 |
1 files changed, 14 insertions, 15 deletions
diff --git a/apps/survey.subx b/apps/survey.subx index 4a84baa4..bdff32ee 100644 --- a/apps/survey.subx +++ b/apps/survey.subx @@ -611,9 +611,6 @@ compute-offsets:file-offset: # int 0/imm32 compute-offsets:segment-offset: # int 0/imm32 -compute-offsets:word-slice: - 0/imm32/start - 0/imm32/end compute-offsets:segment-tmp: # slice 0/imm32/start 0/imm32/end @@ -704,6 +701,10 @@ compute-offsets: # in: (addr stream byte), segments: (addr stream {string, segm 68/push 0/imm32/read 68/push 0/imm32/write 89/copy 3/mod/direct 1/rm32/ecx . . . 4/r32/esp . . # copy esp to ecx + # var word-slice/edx: (addr slice) + 68/push 0/imm32 + 68/push 0/imm32 + 89/copy 3/mod/direct 2/rm32/edx . . . 4/r32/esp . . # copy esp to edx $compute-offsets:line-loop: # clear-stream(line) 51/push-ecx @@ -754,9 +755,7 @@ $compute-offsets:line-loop: #? 81 0/subop/add 3/mod/direct 4/rm32/esp . . . . . 4/imm32 # add to esp #? # }}} $compute-offsets:word-loop: - # edx = word-slice - ba/copy-to-edx compute-offsets:word-slice/imm32 - # next-word(line, word-slice/edx) + # next-word(line, word-slice) 52/push-edx 51/push-ecx e8/call next-word/disp32 @@ -837,8 +836,8 @@ $compute-offsets:word-loop: #? 81 0/subop/add 3/mod/direct 4/rm32/esp . . . . . 8/imm32 # add to esp #? # }}} $compute-offsets:case-empty: - # if slice-empty?(word/edx) break - # . eax = slice-empty?(word/edx) + # if slice-empty?(word-slice) break + # . eax = slice-empty?(word-slice) 52/push-edx e8/call slice-empty?/disp32 # . . discard args @@ -857,8 +856,8 @@ $compute-offsets:case-comment: 3d/compare-eax-and 0/imm32/false 0f 85/jump-if-!= $compute-offsets:line-loop/disp32 $compute-offsets:case-segment-header: - # if (!slice-equal?(word-slice/edx, "==")) goto next case - # . eax = slice-equal?(word-slice/edx, "==") + # if (!slice-equal?(word-slice, "==")) goto next case + # . eax = slice-equal?(word-slice, "==") 68/push "=="/imm32 52/push-edx e8/call slice-equal?/disp32 @@ -1024,8 +1023,8 @@ $compute-offsets:update-curr-segment-name: # break e9/jump $compute-offsets:line-loop/disp32 $compute-offsets:case-label: - # if (!is-label?(word-slice/edx)) goto next case - # . eax = is-label?(word-slice/edx) + # if (!is-label?(word-slice)) goto next case + # . eax = is-label?(word-slice) # . . push args 52/push-edx # . . call @@ -1050,7 +1049,7 @@ $compute-offsets:case-label: $compute-offsets:save-label-offset: # x->segment-name = curr-segment-name 89/copy 0/mod/indirect 0/rm32/eax . . . 6/r32/esi . . # copy esi to *eax - # trace-slsss("label '" word-slice/edx "' is in segment '" current-segment-name "'.") + # trace-slsss("label '" word-slice "' is in segment '" current-segment-name "'.") # . . push args 68/push "'."/imm32 56/push-esi @@ -1066,7 +1065,7 @@ $compute-offsets:save-label-offset: 8b/copy 0/mod/indirect 5/rm32/.disp32 . . 3/r32/ebx compute-offsets:segment-offset/disp32 # copy *segment-offset to ebx # . x->segment-offset = ebx 89/copy 1/mod/*+disp8 0/rm32/eax . . . 3/r32/ebx 4/disp8 . # copy ebx to *(eax+4) - # trace-slsns("label '" word-slice/edx "' is at segment offset " *segment-offset/eax ".") + # trace-slsns("label '" word-slice "' is at segment offset " *segment-offset/eax ".") # . . push args 68/push "."/imm32 53/push-ebx @@ -1170,7 +1169,7 @@ $compute-offsets:break-line-loop: 81 0/subop/add 3/mod/direct 4/rm32/esp . . . . . 0x14/imm32 # add to esp $compute-offsets:end: # . reclaim locals - 81 0/subop/add 3/mod/direct 4/rm32/esp . . . . . 0x20c/imm32 # add to esp + 81 0/subop/add 3/mod/direct 4/rm32/esp . . . . . 0x214/imm32 # add to esp # . restore registers 5f/pop-to-edi 5e/pop-to-esi |