diff options
| author | Kartik Agaram <vc@akkartik.com> | 2020-01-16 18:31:12 -0800 |
|---|---|---|
| committer | Kartik Agaram <vc@akkartik.com> | 2020-01-16 18:31:12 -0800 |
| commit | 6070c23e5e1c60d3bb169e43bddfa59b1d322427 (patch) | |
| tree | 9a70e378c33c15e4779cf94abda8f37c35a5d1da /html/076next-word.subx.html | |
| parent | 5a6601aba973ba1d1ef30b7b64438c25623b89c5 (diff) | |
| download | mu-6070c23e5e1c60d3bb169e43bddfa59b1d322427.tar.gz | |
5897 - rename comparison instructions
Signed and unsigned don't quite capture the essence of what the different combinations of x86 flags are doing for SubX. The crucial distinction is that one set of comparison operators is for integers and the second is for addresses.
Diffstat (limited to 'html/076next-word.subx.html')
| -rw-r--r-- | html/076next-word.subx.html | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/html/076next-word.subx.html b/html/076next-word.subx.html index fd995009..90aa0113 100644 --- a/html/076next-word.subx.html +++ b/html/076next-word.subx.html @@ -93,7 +93,7 @@ if ('onhashchange' in window) { <span id="L34" class="LineNr"> 34 </span> 8b/copy 1/mod/*+disp8 6/rm32/esi <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/eax 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(esi+4) to eax</span> <span id="L35" class="LineNr"> 35 </span> <span class="subxS1Comment"># . if (eax < line->write) goto next check</span> <span id="L36" class="LineNr"> 36 </span> 3b/compare 0/mod/indirect 6/rm32/esi <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/eax <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># compare eax with *esi</span> -<span id="L37" class="LineNr"> 37 </span> 7c/jump-if-lesser $next-word:check-for-comment/disp8 +<span id="L37" class="LineNr"> 37 </span> 7c/jump-if-< $next-word:check-for-comment/disp8 <span id="L38" class="LineNr"> 38 </span> <span class="subxS1Comment"># . return out</span> <span id="L39" class="LineNr"> 39 </span> c7 0/subop/copy 0/mod/direct 7/rm32/edi <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/imm32 <span class="subxComment"># copy to *edi</span> <span id="L40" class="LineNr"> 40 </span> c7 0/subop/copy 1/mod/*+disp8 7/rm32/edi <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/disp8 0/imm32 <span class="subxComment"># copy to *(edi+4)</span> @@ -109,7 +109,7 @@ if ('onhashchange' in window) { <span id="L50" class="LineNr"> 50 </span> 8a/copy-byte 1/mod/*+disp8 4/rm32/sib 6/base/esi 1/index/ecx <span class="Normal"> . </span> 0/r32/AL 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy byte at *(esi+ecx+12) to AL</span> <span id="L51" class="LineNr"> 51 </span> <span class="subxS1Comment"># . compare</span> <span id="L52" class="LineNr"> 52 </span> 3d/compare-eax-and 0x23/imm32/pound -<span id="L53" class="LineNr"> 53 </span> 75/jump-if-not-equal $next-word:regular-word/disp8 +<span id="L53" class="LineNr"> 53 </span> 75/jump-if-!= $next-word:regular-word/disp8 <span id="L54" class="LineNr"> 54 </span><span class="Constant">$next-word:comment</span>: <span id="L55" class="LineNr"> 55 </span> <span class="subxS1Comment"># . out->end = &line->data[line->write]</span> <span id="L56" class="LineNr"> 56 </span> 8b/copy 0/mod/indirect 6/rm32/esi <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/eax <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *esi to eax</span> |