diff options
Diffstat (limited to 'html/subx/012elf.cc.html')
| -rw-r--r-- | html/subx/012elf.cc.html | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/html/subx/012elf.cc.html b/html/subx/012elf.cc.html index 7bc7680f..36a86df8 100644 --- a/html/subx/012elf.cc.html +++ b/html/subx/012elf.cc.html @@ -69,9 +69,9 @@ if ('onhashchange' in window) { <span id="L10" class="LineNr"> 10 </span> <a href='000organization.cc.html#L148'>reset</a><span class="Delimiter">();</span> <span id="L11" class="LineNr"> 11 </span> cerr << std::hex<span class="Delimiter">;</span> <span id="L12" class="LineNr"> 12 </span> <a href='012elf.cc.html#L20'>load_elf</a><span class="Delimiter">(</span>argv[<span class="Constant">2</span>]<span class="Delimiter">,</span> argc<span class="Delimiter">,</span> argv<span class="Delimiter">);</span> -<span id="L13" class="LineNr"> 13 </span> <span class="Normal">while</span> <span class="Delimiter">(</span><a href='010---vm.cc.html#L29'>EIP</a> < <span class="Special"><a href='010---vm.cc.html#L194'>End_of_program</a></span><span class="Delimiter">)</span> <span class="Comment">// weak final-gasp termination check</span> +<span id="L13" class="LineNr"> 13 </span> <span class="Normal">while</span> <span class="Delimiter">(</span>EIP < <span class="Special"><a href='010---vm.cc.html#L194'>End_of_program</a></span><span class="Delimiter">)</span> <span class="Comment">// weak final-gasp termination check</span> <span id="L14" class="LineNr"> 14 </span> <a href='010---vm.cc.html#L296'>run_one_instruction</a><span class="Delimiter">();</span> -<span id="L15" class="LineNr"> 15 </span> <a href='003trace.cc.html#L190'>raise</a> << <span class="Constant">"executed past end of the world: "</span> << <a href='010---vm.cc.html#L29'>EIP</a> << <span class="Constant">" vs "</span> << <span class="Special"><a href='010---vm.cc.html#L194'>End_of_program</a></span> << <span class="cSpecial">'\n'</span> << end<span class="Delimiter">();</span> +<span id="L15" class="LineNr"> 15 </span> <a href='003trace.cc.html#L190'>raise</a> << <span class="Constant">"executed past end of the world: "</span> << EIP << <span class="Constant">" vs "</span> << <span class="Special"><a href='010---vm.cc.html#L194'>End_of_program</a></span> << <span class="cSpecial">'\n'</span> << end<span class="Delimiter">();</span> <span id="L16" class="LineNr"> 16 </span> <span class="Identifier">return</span> <span class="Constant">1</span><span class="Delimiter">;</span> <span id="L17" class="LineNr"> 17 </span><span class="Delimiter">}</span> <span id="L18" class="LineNr"> 18 </span> @@ -103,7 +103,7 @@ if ('onhashchange' in window) { <span id="L44" class="LineNr"> 44 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>e_machine_type != <span class="Constant">0x00030002</span><span class="Delimiter">)</span> <span id="L45" class="LineNr"> 45 </span> <a href='003trace.cc.html#L190'>raise</a> << <span class="Constant">"ELF type/machine 0x"</span> << <a href='010---vm.cc.html#L413'>HEXWORD</a> << e_machine_type << <span class="Constant">" isn't i386 executable\n"</span> << die<span class="Delimiter">();</span> <span id="L46" class="LineNr"> 46 </span> <span class="Comment">// unused: e_version. We only support version 1, and later versions will be backwards compatible.</span> -<span id="L47" class="LineNr"> 47 </span> <span class="Normal">uint32_t</span> e_entry = <a href='012elf.cc.html#L150'>u32_in</a><span class="Delimiter">(</span>&elf_contents[<span class="Constant">24</span>]<span class="Delimiter">);</span> +<span id="L47" class="LineNr"> 47 </span> <span class="Normal">uint32_t</span> <a href='035labels.cc.html#L39'>e_entry</a> = <a href='012elf.cc.html#L150'>u32_in</a><span class="Delimiter">(</span>&elf_contents[<span class="Constant">24</span>]<span class="Delimiter">);</span> <span id="L48" class="LineNr"> 48 </span> <span class="Normal">uint32_t</span> e_phoff = <a href='012elf.cc.html#L150'>u32_in</a><span class="Delimiter">(</span>&elf_contents[<span class="Constant">28</span>]<span class="Delimiter">);</span> <span id="L49" class="LineNr"> 49 </span> <span class="Comment">// unused: e_shoff</span> <span id="L50" class="LineNr"> 50 </span> <span class="Comment">// unused: e_flags</span> @@ -111,7 +111,7 @@ if ('onhashchange' in window) { <span id="L52" class="LineNr"> 52 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>e_ehsize < <span class="Constant">52</span><span class="Delimiter">)</span> <a href='003trace.cc.html#L190'>raise</a> << <span class="Constant">"Invalid binary; ELF header too small\n"</span> << <a href='012elf.cc.html#L168'>die</a><span class="Delimiter">();</span> <span id="L53" class="LineNr"> 53 </span> <span class="Normal">uint32_t</span> e_phentsize = <a href='012elf.cc.html#L154'>u16_in</a><span class="Delimiter">(</span>&elf_contents[<span class="Constant">42</span>]<span class="Delimiter">);</span> <span id="L54" class="LineNr"> 54 </span> <span class="Normal">uint32_t</span> e_phnum = <a href='012elf.cc.html#L154'>u16_in</a><span class="Delimiter">(</span>&elf_contents[<span class="Constant">44</span>]<span class="Delimiter">);</span> -<span id="L55" class="LineNr"> 55 </span> <a href='003trace.cc.html#L183'>trace</a><span class="Delimiter">(</span><span class="Constant">90</span><span class="Delimiter">,</span> <span class="Constant">"load"</span><span class="Delimiter">)</span> << e_phnum << <span class="Constant">" entries in the <a href='011run.cc.html#L99'>program</a> header, each "</span> << e_phentsize << <span class="Constant">" bytes long"</span> << end<span class="Delimiter">();</span> +<span id="L55" class="LineNr"> 55 </span> <a href='003trace.cc.html#L183'>trace</a><span class="Delimiter">(</span><span class="Constant">90</span><span class="Delimiter">,</span> <span class="Constant">"load"</span><span class="Delimiter">)</span> << e_phnum << <span class="Constant">" entries in the <a href='011run.cc.html#L95'>program</a> header, each "</span> << e_phentsize << <span class="Constant">" bytes long"</span> << end<span class="Delimiter">();</span> <span id="L56" class="LineNr"> 56 </span> <span class="Comment">// unused: e_shentsize</span> <span id="L57" class="LineNr"> 57 </span> <span class="Comment">// unused: e_shnum</span> <span id="L58" class="LineNr"> 58 </span> <span class="Comment">// unused: e_shstrndx</span> @@ -126,7 +126,7 @@ if ('onhashchange' in window) { <span id="L67" class="LineNr"> 67 </span> assert<span class="Delimiter">(</span>overlap<span class="Delimiter">.</span>find<span class="Delimiter">(</span><a href='012elf.cc.html#L138'>AFTER_STACK</a><span class="Delimiter">)</span> == overlap<span class="Delimiter">.</span>end<span class="Delimiter">());</span> <span id="L68" class="LineNr"> 68 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[ESP]<span class="Delimiter">.</span>u = <a href='012elf.cc.html#L138'>AFTER_STACK</a><span class="Delimiter">;</span> <span id="L69" class="LineNr"> 69 </span> <span class="Special"><a href='010---vm.cc.html#L28'>Reg</a></span>[EBP]<span class="Delimiter">.</span>u = <span class="Constant">0</span><span class="Delimiter">;</span> -<span id="L70" class="LineNr"> 70 </span> <a href='010---vm.cc.html#L29'>EIP</a> = e_entry<span class="Delimiter">;</span> +<span id="L70" class="LineNr"> 70 </span> EIP = <a href='035labels.cc.html#L39'>e_entry</a><span class="Delimiter">;</span> <span id="L71" class="LineNr"> 71 </span> <span id="L72" class="LineNr"> 72 </span> <span class="Comment">// initialize args on stack</span> <span id="L73" class="LineNr"> 73 </span> <span class="Comment">// no envp for now</span> @@ -161,7 +161,7 @@ if ('onhashchange' in window) { <span id="L102" class="LineNr">102 </span> <span class="Delimiter">}</span> <span id="L103" class="LineNr">103 </span> <span class="Normal">uint32_t</span> p_offset = <a href='012elf.cc.html#L150'>u32_in</a><span class="Delimiter">(</span>&elf_contents[offset + <span class="Constant">4</span>]<span class="Delimiter">);</span> <span id="L104" class="LineNr">104 </span> <span class="Normal">uint32_t</span> p_vaddr = <a href='012elf.cc.html#L150'>u32_in</a><span class="Delimiter">(</span>&elf_contents[offset + <span class="Constant">8</span>]<span class="Delimiter">);</span> -<span id="L105" class="LineNr">105 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>e_ehsize > p_vaddr<span class="Delimiter">)</span> <a href='003trace.cc.html#L190'>raise</a> << <span class="Constant">"Invalid binary; <a href='011run.cc.html#L99'>program</a> header overlaps ELF header\n"</span> << <a href='012elf.cc.html#L168'>die</a><span class="Delimiter">();</span> +<span id="L105" class="LineNr">105 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>e_ehsize > p_vaddr<span class="Delimiter">)</span> <a href='003trace.cc.html#L190'>raise</a> << <span class="Constant">"Invalid binary; <a href='011run.cc.html#L95'>program</a> header overlaps ELF header\n"</span> << <a href='012elf.cc.html#L168'>die</a><span class="Delimiter">();</span> <span id="L106" class="LineNr">106 </span> <span class="Comment">// unused: p_paddr</span> <span id="L107" class="LineNr">107 </span> <span class="Normal">uint32_t</span> p_filesz = <a href='012elf.cc.html#L150'>u32_in</a><span class="Delimiter">(</span>&elf_contents[offset + <span class="Constant">16</span>]<span class="Delimiter">);</span> <span id="L108" class="LineNr">108 </span> <span class="Normal">uint32_t</span> p_memsz = <a href='012elf.cc.html#L150'>u32_in</a><span class="Delimiter">(</span>&elf_contents[offset + <span class="Constant">20</span>]<span class="Delimiter">);</span> |