diff options
Diffstat (limited to 'html/examples/ex9.subx.html')
| -rw-r--r-- | html/examples/ex9.subx.html | 39 |
1 files changed, 18 insertions, 21 deletions
diff --git a/html/examples/ex9.subx.html b/html/examples/ex9.subx.html index 2f44118a..291705c9 100644 --- a/html/examples/ex9.subx.html +++ b/html/examples/ex9.subx.html @@ -62,7 +62,7 @@ if ('onhashchange' in window) { <span id="L4" class="LineNr"> 4 </span><span class="subxComment"># letter of second arg.</span> <span id="L5" class="LineNr"> 5 </span><span class="subxComment">#</span> <span id="L6" class="LineNr"> 6 </span><span class="subxComment"># To run:</span> -<span id="L7" class="LineNr"> 7 </span><span class="subxComment"># $ ./subx translate examples/ex9.subx -o examples/ex9</span> +<span id="L7" class="LineNr"> 7 </span><span class="subxComment"># $ ./subx translate init.linux examples/ex9.subx -o examples/ex9</span> <span id="L8" class="LineNr"> 8 </span><span class="subxComment"># $ ./subx run examples/ex9 z x</span> <span id="L9" class="LineNr"> 9 </span><span class="subxComment"># Expected result:</span> <span id="L10" class="LineNr">10 </span><span class="subxComment"># $ echo $?</span> @@ -75,7 +75,7 @@ if ('onhashchange' in window) { <span id="L17" class="LineNr">17 </span><span class="subxComment"># ...</span> <span id="L18" class="LineNr">18 </span><span class="subxComment"># Locals start from esp-4 downwards.</span> <span id="L19" class="LineNr">19 </span> -<span id="L20" class="LineNr">20 </span>== code 0x09000000 +<span id="L20" class="LineNr">20 </span>== code <span id="L21" class="LineNr">21 </span><span class="subxComment"># instruction effective address register displacement immediate</span> <span id="L22" class="LineNr">22 </span><span class="subxS1Comment"># . op subop mod rm32 base index scale r32</span> <span id="L23" class="LineNr">23 </span><span class="subxS1Comment"># . 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</span> @@ -89,28 +89,25 @@ if ('onhashchange' in window) { <span id="L31" class="LineNr">31 </span> <span class="subxS2Comment"># . . push argv[1]</span> <span id="L32" class="LineNr">32 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/ebp <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(ebp+8)</span> <span id="L33" class="LineNr">33 </span> <span class="subxS2Comment"># . . call</span> -<span id="L34" class="LineNr">34 </span> e8/call <a href='ex9.subx.html#L42'>ascii-difference</a>/disp32 +<span id="L34" class="LineNr">34 </span> e8/call <a href='ex9.subx.html#L41'>ascii-difference</a>/disp32 <span id="L35" class="LineNr">35 </span> <span class="subxS2Comment"># . . discard args</span> <span id="L36" class="LineNr">36 </span> 81 0/subop/add 3/mod/direct 4/rm32/esp <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to esp</span> -<span id="L37" class="LineNr">37 </span> <span class="subxComment"># syscall(exit, eax)</span> +<span id="L37" class="LineNr">37 </span> <span class="subxComment"># exit(eax)</span> <span id="L38" class="LineNr">38 </span> 89/copy 3/mod/direct 3/rm32/ebx <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 eax to ebx</span> -<span id="L39" class="LineNr">39 </span> b8/copy-to-eax 1/imm32/exit -<span id="L40" class="LineNr">40 </span> cd/syscall 0x80/imm8 -<span id="L41" class="LineNr">41 </span> -<span id="L42" class="LineNr">42 </span><span class="subxFunction">ascii-difference</span>: <span class="subxComment"># (s1, s2) : null-terminated ascii strings</span> -<span id="L43" class="LineNr">43 </span> <span class="subxComment"># a = first letter of s1 (ecx)</span> -<span id="L44" class="LineNr">44 </span> 8b/copy 1/mod/*+disp8 4/rm32/sib 4/base/esp 4/index/none 0/r32/eax 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(esp+4) to eax</span> -<span id="L45" class="LineNr">45 </span> 8b/copy 0/mod/indirect 0/rm32/eax <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 *eax to eax</span> -<span id="L46" class="LineNr">46 </span> <span class="subxComment"># b = first letter of s2 (edx)</span> -<span id="L47" class="LineNr">47 </span> 8b/copy 1/mod/*+disp8 4/rm32/sib 4/base/esp 4/index/none 1/r32/ecx 8/disp8 <span class="subxComment"># copy *(esp+8) to ecx</span> -<span id="L48" class="LineNr">48 </span> 8b/copy 0/mod/indirect 1/rm32/ecx <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ecx <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *ecx to ecx</span> -<span id="L49" class="LineNr">49 </span> <span class="subxComment"># a-b</span> -<span id="L50" class="LineNr">50 </span> 29/subtract 3/mod/direct 0/rm32/eax <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ecx <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># subtract ecx from eax</span> -<span id="L51" class="LineNr">51 </span> c3/return -<span id="L52" class="LineNr">52 </span> -<span id="L53" class="LineNr">53 </span>== data 0x0a000000 -<span id="L54" class="LineNr">54 </span> -<span id="L55" class="LineNr">55 </span><span class="subxS2Comment"># . . vim:nowrap:textwidth=0</span> +<span id="L39" class="LineNr">39 </span> e8/call syscall_exit/disp32 +<span id="L40" class="LineNr">40 </span> +<span id="L41" class="LineNr">41 </span><span class="subxFunction">ascii-difference</span>: <span class="subxComment"># (s1, s2) : null-terminated ascii strings</span> +<span id="L42" class="LineNr">42 </span> <span class="subxComment"># a = first letter of s1 (ecx)</span> +<span id="L43" class="LineNr">43 </span> 8b/copy 1/mod/*+disp8 4/rm32/sib 4/base/esp 4/index/none 0/r32/eax 4/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(esp+4) to eax</span> +<span id="L44" class="LineNr">44 </span> 8b/copy 0/mod/indirect 0/rm32/eax <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 *eax to eax</span> +<span id="L45" class="LineNr">45 </span> <span class="subxComment"># b = first letter of s2 (edx)</span> +<span id="L46" class="LineNr">46 </span> 8b/copy 1/mod/*+disp8 4/rm32/sib 4/base/esp 4/index/none 1/r32/ecx 8/disp8 <span class="subxComment"># copy *(esp+8) to ecx</span> +<span id="L47" class="LineNr">47 </span> 8b/copy 0/mod/indirect 1/rm32/ecx <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ecx <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy *ecx to ecx</span> +<span id="L48" class="LineNr">48 </span> <span class="subxComment"># a-b</span> +<span id="L49" class="LineNr">49 </span> 29/subtract 3/mod/direct 0/rm32/eax <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ecx <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># subtract ecx from eax</span> +<span id="L50" class="LineNr">50 </span> c3/return +<span id="L51" class="LineNr">51 </span> +<span id="L52" class="LineNr">52 </span><span class="subxS2Comment"># . . vim:nowrap:textwidth=0</span> </pre> </body> </html> |