diff options
Diffstat (limited to 'html/subx/examples/ex5.subx.html')
| -rw-r--r-- | html/subx/examples/ex5.subx.html | 22 |
1 files changed, 11 insertions, 11 deletions
diff --git a/html/subx/examples/ex5.subx.html b/html/subx/examples/ex5.subx.html index 7bd76e98..4392d9e2 100644 --- a/html/subx/examples/ex5.subx.html +++ b/html/subx/examples/ex5.subx.html @@ -56,9 +56,9 @@ if ('onhashchange' in window) { <pre id='vimCodeElement'> <span id="L1" class="LineNr"> 1 </span><span class="SalientComment">## read a character from stdin, save it to a local on the stack, write it to stdout</span> <span id="L2" class="LineNr"> 2 </span><span class="Comment">#</span> -<span id="L3" class="LineNr"> 3 </span><span class="Comment"># To run:</span> -<span id="L4" class="LineNr"> 4 </span><span class="Comment"># $ subx translate ex5.subx ex5</span> -<span id="L5" class="LineNr"> 5 </span><span class="Comment"># $ subx run ex5</span> +<span id="L3" class="LineNr"> 3 </span><span class="Comment"># To run (from the subx directory):</span> +<span id="L4" class="LineNr"> 4 </span><span class="Comment"># $ subx translate examples/ex5.subx -o examples/ex5</span> +<span id="L5" class="LineNr"> 5 </span><span class="Comment"># $ subx run examples/ex5</span> <span id="L6" class="LineNr"> 6 </span> <span id="L7" class="LineNr"> 7 </span>== code <span id="L8" class="LineNr"> 8 </span><span class="Comment"># instruction effective address operand displacement immediate</span> @@ -67,32 +67,32 @@ if ('onhashchange' in window) { <span id="L11" class="LineNr">11 </span> <span id="L12" class="LineNr">12 </span><span class="Comment"># main:</span> <span id="L13" class="LineNr">13 </span> <span class="Comment"># allocate x on the stack</span> -<span id="L14" class="LineNr">14 </span> 81 5/subop/subtract 3/mod/direct 4/rm32/ESP <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> 4/imm32 <span class="Comment"># subtract 4 bytes from ESP</span> +<span id="L14" class="LineNr">14 </span> 81 5/subop/subtract 3/mod/direct 4/rm32/ESP <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> 4/imm32 <span class="Comment"># subtract from ESP</span> <span id="L15" class="LineNr">15 </span> <span id="L16" class="LineNr">16 </span> <span class="Comment"># read(stdin, x, 1)</span> <span id="L17" class="LineNr">17 </span> <span class="Comment"># fd = 0 (stdin)</span> -<span id="L18" class="LineNr">18 </span> bb/copy <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> 0/imm32 <span class="Comment"># copy 0 to EBX</span> +<span id="L18" class="LineNr">18 </span> bb/copy <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> 0/imm32 <span class="Comment"># copy to EBX</span> <span id="L19" class="LineNr">19 </span> <span class="Comment"># initialize x (location to write result to)</span> <span id="L20" class="LineNr">20 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 4/base/ESP 4/index/none 1/r32/ECX 4/disp8 <span class="Delimiter"> . </span> <span class="Comment"># copy ESP+4 to ECX</span> <span id="L21" class="LineNr">21 </span> <span class="Comment"># size = 1 character</span> -<span id="L22" class="LineNr">22 </span> ba/copy <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> 1/imm32 <span class="Comment"># copy 1 to EDX</span> +<span id="L22" class="LineNr">22 </span> ba/copy <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> 1/imm32 <span class="Comment"># copy to EDX</span> <span id="L23" class="LineNr">23 </span> <span class="Comment"># read(fd, x, size)</span> -<span id="L24" class="LineNr">24 </span> b8/copy <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> 3/imm32/read <span class="Comment"># copy 3 to EAX</span> +<span id="L24" class="LineNr">24 </span> b8/copy <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> 3/imm32/read <span class="Comment"># copy to EAX</span> <span id="L25" class="LineNr">25 </span> cd/syscall 0x80/imm8 <span id="L26" class="LineNr">26 </span> <span id="L27" class="LineNr">27 </span> <span class="Comment"># write(stdout, x, 1)</span> <span id="L28" class="LineNr">28 </span> <span class="Comment"># fd = 1 (stdout)</span> -<span id="L29" class="LineNr">29 </span> bb/copy <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> 1/imm32 <span class="Comment"># copy 1 to EBX</span> +<span id="L29" class="LineNr">29 </span> bb/copy <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> 1/imm32 <span class="Comment"># copy to EBX</span> <span id="L30" class="LineNr">30 </span> <span class="Comment"># initialize x (location to read from)</span> <span id="L31" class="LineNr">31 </span> 8d/copy-address 1/mod/*+disp8 4/rm32/sib 4/base/ESP 4/index/none 1/r32/ECX 4/disp8 <span class="Delimiter"> . </span> <span class="Comment"># copy ESP+4 to ECX</span> <span id="L32" class="LineNr">32 </span> <span class="Comment"># size = 1 character</span> -<span id="L33" class="LineNr">33 </span> ba/copy <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> 1/imm32 <span class="Comment"># copy 1 to EDX</span> +<span id="L33" class="LineNr">33 </span> ba/copy <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> 1/imm32 <span class="Comment"># copy to EDX</span> <span id="L34" class="LineNr">34 </span> <span class="Comment"># write(fd, x, size)</span> -<span id="L35" class="LineNr">35 </span> b8/copy <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> 4/imm32/write <span class="Comment"># copy 4 to EAX</span> +<span id="L35" class="LineNr">35 </span> b8/copy <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> 4/imm32/write <span class="Comment"># copy to EAX</span> <span id="L36" class="LineNr">36 </span> cd/syscall 0x80/imm8 <span id="L37" class="LineNr">37 </span> <span id="L38" class="LineNr">38 </span> <span class="Comment"># exit(EBX)</span> -<span id="L39" class="LineNr">39 </span> b8/copy <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> 1/imm32/exit <span class="Comment"># copy 1 to EAX</span> +<span id="L39" class="LineNr">39 </span> b8/copy <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> <span class="Delimiter"> . </span> 1/imm32/exit <span class="Comment"># copy to EAX</span> <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="Comment"># vim:ft=subx:nowrap</span> |