diff options
Diffstat (limited to 'html/012elf.cc.html')
| -rw-r--r-- | html/012elf.cc.html | 54 |
1 files changed, 27 insertions, 27 deletions
diff --git a/html/012elf.cc.html b/html/012elf.cc.html index 2aaa61ab..2b8d8236 100644 --- a/html/012elf.cc.html +++ b/html/012elf.cc.html @@ -65,7 +65,7 @@ if ('onhashchange' in window) { <span id="L4" class="LineNr"> 4 </span> <span id="L5" class="LineNr"> 5 </span><span class="Delimiter">:(before "End Main")</span> <span id="L6" class="LineNr"> 6 </span>assert<span class="Delimiter">(</span>argc > <span class="Constant">1</span><span class="Delimiter">);</span> -<span id="L7" class="LineNr"> 7 </span><span class="Normal">if</span> <span class="Delimiter">(</span><a href='001help.cc.html#L101'>is_equal</a><span class="Delimiter">(</span>argv[<span class="Constant">1</span>]<span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">))</span> <span class="Delimiter">{</span> +<span id="L7" class="LineNr"> 7 </span><span class="Normal">if</span> <span class="Delimiter">(</span><a href='001help.cc.html#L102'>is_equal</a><span class="Delimiter">(</span>argv[<span class="Constant">1</span>]<span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">))</span> <span class="Delimiter">{</span> <span id="L8" class="LineNr"> 8 </span> <span class="Comment">// Outside of tests, traces must be explicitly requested.</span> <span id="L9" class="LineNr"> 9 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><span class="Special"><a href='003trace.cc.html#L448'>Trace_file</a></span><span class="Delimiter">.</span>is_open<span class="Delimiter">())</span> <span class="Special"><a href='003trace.cc.html#L72'>Trace_stream</a></span> = <span class="Normal">new</span> trace_stream<span class="Delimiter">;</span> <span id="L10" class="LineNr"> 10 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Constant">2</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"=== Starting to run"</span> << end<span class="Delimiter">();</span> @@ -75,9 +75,9 @@ if ('onhashchange' in window) { <span id="L14" class="LineNr"> 14 </span> <a href='000organization.cc.html#L150'>reset</a><span class="Delimiter">();</span> <span id="L15" class="LineNr"> 15 </span> cerr << std::hex<span class="Delimiter">;</span> <span id="L16" class="LineNr"> 16 </span> <a href='012elf.cc.html#L24'>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="L17" class="LineNr"> 17 </span> <span class="Normal">while</span> <span class="Delimiter">(</span><a href='010---vm.cc.html#L32'>EIP</a> < <span class="Special"><a href='010---vm.cc.html#L163'>End_of_program</a></span><span class="Delimiter">)</span> <span class="Comment">// weak final-gasp termination check</span> -<span id="L18" class="LineNr"> 18 </span> <a href='010---vm.cc.html#L270'>run_one_instruction</a><span class="Delimiter">();</span> -<span id="L19" class="LineNr"> 19 </span> <a href='003trace.cc.html#L228'>raise</a> << <span class="Constant">"executed past end of the world: "</span> << <a href='010---vm.cc.html#L32'>EIP</a> << <span class="Constant">" vs "</span> << <span class="Special"><a href='010---vm.cc.html#L163'>End_of_program</a></span> << <span class="cSpecial">'\n'</span> << end<span class="Delimiter">();</span> +<span id="L17" class="LineNr"> 17 </span> <span class="Normal">while</span> <span class="Delimiter">(</span><a href='010---vm.cc.html#L26'>EIP</a> < <span class="Special"><a href='010---vm.cc.html#L157'>End_of_program</a></span><span class="Delimiter">)</span> <span class="Comment">// weak final-gasp termination check</span> +<span id="L18" class="LineNr"> 18 </span> <a href='010---vm.cc.html#L264'>run_one_instruction</a><span class="Delimiter">();</span> +<span id="L19" class="LineNr"> 19 </span> <a href='003trace.cc.html#L228'>raise</a> << <span class="Constant">"executed past end of the world: "</span> << <a href='010---vm.cc.html#L26'>EIP</a> << <span class="Constant">" vs "</span> << <span class="Special"><a href='010---vm.cc.html#L157'>End_of_program</a></span> << <span class="cSpecial">'\n'</span> << end<span class="Delimiter">();</span> <span id="L20" class="LineNr"> 20 </span> <span class="Identifier">return</span> <span class="Constant">1</span><span class="Delimiter">;</span> <span id="L21" class="LineNr"> 21 </span><span class="Delimiter">}</span> <span id="L22" class="LineNr"> 22 </span> @@ -107,7 +107,7 @@ if ('onhashchange' in window) { <span id="L46" class="LineNr"> 46 </span> <span class="Comment">// unused: remaining 10 bytes of e_ident</span> <span id="L47" class="LineNr"> 47 </span> <span class="Normal">uint32_t</span> e_machine_type = <a href='012elf.cc.html#L170'>u32_in</a><span class="Delimiter">(</span>&elf_contents[<span class="Constant">16</span>]<span class="Delimiter">);</span> <span id="L48" class="LineNr"> 48 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>e_machine_type != <span class="Constant">0x00030002</span><span class="Delimiter">)</span> -<span id="L49" class="LineNr"> 49 </span> <a href='003trace.cc.html#L228'>raise</a> << <span class="Constant">"ELF type/machine 0x"</span> << <a href='010---vm.cc.html#L401'>HEXWORD</a> << e_machine_type << <span class="Constant">" isn't i386 executable\n"</span> << die<span class="Delimiter">();</span> +<span id="L49" class="LineNr"> 49 </span> <a href='003trace.cc.html#L228'>raise</a> << <span class="Constant">"ELF type/machine 0x"</span> << <a href='010---vm.cc.html#L395'>HEXWORD</a> << e_machine_type << <span class="Constant">" isn't i386 executable\n"</span> << die<span class="Delimiter">();</span> <span id="L50" class="LineNr"> 50 </span> <span class="Comment">// unused: e_version. We only support version 1, and later versions will be backwards compatible.</span> <span id="L51" class="LineNr"> 51 </span> <span class="Normal">uint32_t</span> e_entry = <a href='012elf.cc.html#L170'>u32_in</a><span class="Delimiter">(</span>&elf_contents[<span class="Constant">24</span>]<span class="Delimiter">);</span> <span id="L52" class="LineNr"> 52 </span> <span class="Normal">uint32_t</span> e_phoff = <a href='012elf.cc.html#L170'>u32_in</a><span class="Delimiter">(</span>&elf_contents[<span class="Constant">28</span>]<span class="Delimiter">);</span> @@ -128,41 +128,41 @@ if ('onhashchange' in window) { <span id="L67" class="LineNr"> 67 </span> <span id="L68" class="LineNr"> 68 </span> <span class="Comment">// initialize code and stack</span> <span id="L69" class="LineNr"> 69 </span> assert<span class="Delimiter">(</span>overlap<span class="Delimiter">.</span>find<span class="Delimiter">(</span><a href='012elf.cc.html#L152'>STACK_SEGMENT</a><span class="Delimiter">)</span> == overlap<span class="Delimiter">.</span>end<span class="Delimiter">());</span> -<span id="L70" class="LineNr"> 70 </span> <span class="Special"><a href='010---vm.cc.html#L160'>Mem</a></span><span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>vma<span class="Delimiter">(</span><a href='012elf.cc.html#L152'>STACK_SEGMENT</a><span class="Delimiter">));</span> +<span id="L70" class="LineNr"> 70 </span> <span class="Special"><a href='010---vm.cc.html#L154'>Mem</a></span><span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>vma<span class="Delimiter">(</span><a href='012elf.cc.html#L152'>STACK_SEGMENT</a><span class="Delimiter">));</span> <span id="L71" class="LineNr"> 71 </span> assert<span class="Delimiter">(</span>overlap<span class="Delimiter">.</span>find<span class="Delimiter">(</span><a href='012elf.cc.html#L153'>AFTER_STACK</a><span class="Delimiter">)</span> == overlap<span class="Delimiter">.</span>end<span class="Delimiter">());</span> <span id="L72" class="LineNr"> 72 </span> <span class="Comment">// The stack grows downward.</span> -<span id="L73" class="LineNr"> 73 </span> <span class="Special"><a href='010---vm.cc.html#L31'>Reg</a></span>[ESP]<span class="Delimiter">.</span>u = <a href='012elf.cc.html#L153'>AFTER_STACK</a><span class="Delimiter">;</span> -<span id="L74" class="LineNr"> 74 </span> <span class="Special"><a href='010---vm.cc.html#L31'>Reg</a></span>[EBP]<span class="Delimiter">.</span>u = <span class="Constant">0</span><span class="Delimiter">;</span> -<span id="L75" class="LineNr"> 75 </span> <a href='010---vm.cc.html#L32'>EIP</a> = e_entry<span class="Delimiter">;</span> +<span id="L73" class="LineNr"> 73 </span> <span class="Special"><a href='010---vm.cc.html#L25'>Reg</a></span>[ESP]<span class="Delimiter">.</span>u = <a href='012elf.cc.html#L153'>AFTER_STACK</a><span class="Delimiter">;</span> +<span id="L74" class="LineNr"> 74 </span> <span class="Special"><a href='010---vm.cc.html#L25'>Reg</a></span>[EBP]<span class="Delimiter">.</span>u = <span class="Constant">0</span><span class="Delimiter">;</span> +<span id="L75" class="LineNr"> 75 </span> <a href='010---vm.cc.html#L26'>EIP</a> = e_entry<span class="Delimiter">;</span> <span id="L76" class="LineNr"> 76 </span> <span id="L77" class="LineNr"> 77 </span> <span class="Comment">// initialize args on stack</span> <span id="L78" class="LineNr"> 78 </span> <span class="Comment">// no envp for now</span> <span id="L79" class="LineNr"> 79 </span> <span class="Comment">// we wastefully use a separate page of memory for argv</span> -<span id="L80" class="LineNr"> 80 </span> <span class="Special"><a href='010---vm.cc.html#L160'>Mem</a></span><span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>vma<span class="Delimiter">(</span><a href='012elf.cc.html#L154'>ARGV_DATA_SEGMENT</a><span class="Delimiter">));</span> +<span id="L80" class="LineNr"> 80 </span> <span class="Special"><a href='010---vm.cc.html#L154'>Mem</a></span><span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>vma<span class="Delimiter">(</span><a href='012elf.cc.html#L154'>ARGV_DATA_SEGMENT</a><span class="Delimiter">));</span> <span id="L81" class="LineNr"> 81 </span> <span class="Normal">uint32_t</span> argv_data = <a href='012elf.cc.html#L154'>ARGV_DATA_SEGMENT</a><span class="Delimiter">;</span> <span id="L82" class="LineNr"> 82 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> i = argc-<span class="Constant">1</span><span class="Delimiter">;</span> i >= <span class="Comment">/*</span><span class="Comment">skip 'subx_bin' and 'run'</span><span class="Comment">*/</span><span class="Constant">2</span><span class="Delimiter">;</span> --i<span class="Delimiter">)</span> <span class="Delimiter">{</span> <span id="L83" class="LineNr"> 83 </span> <a href='012elf.cc.html#L94'>push</a><span class="Delimiter">(</span>argv_data<span class="Delimiter">);</span> <span id="L84" class="LineNr"> 84 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">size_t</span> j = <span class="Constant">0</span><span class="Delimiter">;</span> j <= strlen<span class="Delimiter">(</span>argv[i]<span class="Delimiter">);</span> ++j<span class="Delimiter">)</span> <span class="Delimiter">{</span> <span id="L85" class="LineNr"> 85 </span> assert<span class="Delimiter">(</span>overlap<span class="Delimiter">.</span>find<span class="Delimiter">(</span>argv_data<span class="Delimiter">)</span> == overlap<span class="Delimiter">.</span>end<span class="Delimiter">());</span> <span class="Comment">// don't bother comparing ARGV and STACK</span> -<span id="L86" class="LineNr"> 86 </span> <a href='010---vm.cc.html#L237'>write_mem_u8</a><span class="Delimiter">(</span>argv_data<span class="Delimiter">,</span> argv[i][j]<span class="Delimiter">);</span> +<span id="L86" class="LineNr"> 86 </span> <a href='010---vm.cc.html#L231'>write_mem_u8</a><span class="Delimiter">(</span>argv_data<span class="Delimiter">,</span> argv[i][j]<span class="Delimiter">);</span> <span id="L87" class="LineNr"> 87 </span> argv_data += <span class="Normal">sizeof</span><span class="Delimiter">(</span><span class="Normal">char</span><span class="Delimiter">);</span> -<span id="L88" class="LineNr"> 88 </span> assert<span class="Delimiter">(</span>argv_data < <a href='012elf.cc.html#L154'>ARGV_DATA_SEGMENT</a> + <a href='010---vm.cc.html#L95'>SEGMENT_ALIGNMENT</a><span class="Delimiter">);</span> +<span id="L88" class="LineNr"> 88 </span> assert<span class="Delimiter">(</span>argv_data < <a href='012elf.cc.html#L154'>ARGV_DATA_SEGMENT</a> + <a href='010---vm.cc.html#L89'>SEGMENT_ALIGNMENT</a><span class="Delimiter">);</span> <span id="L89" class="LineNr"> 89 </span> <span class="Delimiter">}</span> <span id="L90" class="LineNr"> 90 </span> <span class="Delimiter">}</span> <span id="L91" class="LineNr"> 91 </span> <a href='012elf.cc.html#L94'>push</a><span class="Delimiter">(</span>argc-<span class="Comment">/*</span><span class="Comment">skip 'subx_bin' and 'run'</span><span class="Comment">*/</span><span class="Constant">2</span><span class="Delimiter">);</span> <span id="L92" class="LineNr"> 92 </span><span class="Delimiter">}</span> <span id="L93" class="LineNr"> 93 </span> <span id="L94" class="LineNr"> 94 </span><span class="Normal">void</span> <a href='012elf.cc.html#L94'>push</a><span class="Delimiter">(</span><span class="Normal">uint32_t</span> val<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span id="L95" class="LineNr"> 95 </span> <span class="Special"><a href='010---vm.cc.html#L31'>Reg</a></span>[ESP]<span class="Delimiter">.</span>u -= <span class="Constant">4</span><span class="Delimiter">;</span> -<span id="L96" class="LineNr"> 96 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L31'>Reg</a></span>[ESP]<span class="Delimiter">.</span>u < <a href='012elf.cc.html#L152'>STACK_SEGMENT</a><span class="Delimiter">)</span> <span class="Delimiter">{</span> +<span id="L95" class="LineNr"> 95 </span> <span class="Special"><a href='010---vm.cc.html#L25'>Reg</a></span>[ESP]<span class="Delimiter">.</span>u -= <span class="Constant">4</span><span class="Delimiter">;</span> +<span id="L96" class="LineNr"> 96 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L25'>Reg</a></span>[ESP]<span class="Delimiter">.</span>u < <a href='012elf.cc.html#L152'>STACK_SEGMENT</a><span class="Delimiter">)</span> <span class="Delimiter">{</span> <span id="L97" class="LineNr"> 97 </span> <a href='003trace.cc.html#L228'>raise</a> << <span class="Constant">"The stack overflowed its segment. "</span> <span id="L98" class="LineNr"> 98 </span> << <span class="Constant">"Maybe SPACE_FOR_SEGMENT should be larger? "</span> <span id="L99" class="LineNr"> 99 </span> << <span class="Constant">"Or you need to carve out an exception for the stack segment "</span> <span id="L100" class="LineNr">100 </span> << <span class="Constant">"to be larger.\n"</span> << <a href='003trace.cc.html#L173'>die</a><span class="Delimiter">();</span> <span id="L101" class="LineNr">101 </span> <span class="Delimiter">}</span> -<span id="L102" class="LineNr">102 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"decrementing <a href='010---vm.cc.html#L20'>ESP</a> to 0x"</span> << <a href='010---vm.cc.html#L401'>HEXWORD</a> << <span class="Special"><a href='010---vm.cc.html#L31'>Reg</a></span>[ESP]<span class="Delimiter">.</span>u << end<span class="Delimiter">();</span> -<span id="L103" class="LineNr">103 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"pushing value 0x"</span> << <a href='010---vm.cc.html#L401'>HEXWORD</a> << val << end<span class="Delimiter">();</span> -<span id="L104" class="LineNr">104 </span> <a href='010---vm.cc.html#L245'>write_mem_u32</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L31'>Reg</a></span>[ESP]<span class="Delimiter">.</span>u<span class="Delimiter">,</span> val<span class="Delimiter">);</span> +<span id="L102" class="LineNr">102 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"decrementing <a href='010---vm.cc.html#L14'>ESP</a> to 0x"</span> << <a href='010---vm.cc.html#L395'>HEXWORD</a> << <span class="Special"><a href='010---vm.cc.html#L25'>Reg</a></span>[ESP]<span class="Delimiter">.</span>u << end<span class="Delimiter">();</span> +<span id="L103" class="LineNr">103 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"pushing value 0x"</span> << <a href='010---vm.cc.html#L395'>HEXWORD</a> << val << end<span class="Delimiter">();</span> +<span id="L104" class="LineNr">104 </span> <a href='010---vm.cc.html#L239'>write_mem_u32</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L25'>Reg</a></span>[ESP]<span class="Delimiter">.</span>u<span class="Delimiter">,</span> val<span class="Delimiter">);</span> <span id="L105" class="LineNr">105 </span><span class="Delimiter">}</span> <span id="L106" class="LineNr">106 </span> <span id="L107" class="LineNr">107 </span><span class="Normal">void</span> <a href='012elf.cc.html#L107'>load_segment_from_program_header</a><span class="Delimiter">(</span><span class="Normal">uint8_t</span>* elf_contents<span class="Delimiter">,</span> <span class="Normal">int</span> segment_index<span class="Delimiter">,</span> <span class="Normal">size_t</span> size<span class="Delimiter">,</span> <span class="Normal">uint32_t</span> offset<span class="Delimiter">,</span> <span class="Normal">uint32_t</span> e_ehsize<span class="Delimiter">,</span> set<<span class="Normal">uint32_t</span>>& overlap<span class="Delimiter">)</span> <span class="Delimiter">{</span> @@ -183,20 +183,20 @@ if ('onhashchange' in window) { <span id="L122" class="LineNr">122 </span> <span id="L123" class="LineNr">123 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>p_offset + p_filesz > size<span class="Delimiter">)</span> <span id="L124" class="LineNr">124 </span> <a href='003trace.cc.html#L228'>raise</a> << <span class="Constant">"Invalid binary; segment at offset "</span> << offset << <span class="Constant">" is too large: wants to end at "</span> << p_offset+p_filesz << <span class="Constant">" but the file ends at "</span> << size << <span class="cSpecial">'\n'</span> << <a href='003trace.cc.html#L173'>die</a><span class="Delimiter">();</span> -<span id="L125" class="LineNr">125 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>p_memsz >= <a href='010---vm.cc.html#L95'>SEGMENT_ALIGNMENT</a><span class="Delimiter">)</span> <span class="Delimiter">{</span> +<span id="L125" class="LineNr">125 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>p_memsz >= <a href='010---vm.cc.html#L89'>SEGMENT_ALIGNMENT</a><span class="Delimiter">)</span> <span class="Delimiter">{</span> <span id="L126" class="LineNr">126 </span> <a href='003trace.cc.html#L228'>raise</a> << <span class="Constant">"Code segment too small for SubX; for now please manually increase SEGMENT_ALIGNMENT.\n"</span> << end<span class="Delimiter">();</span> <span id="L127" class="LineNr">127 </span> <span class="Identifier">return</span><span class="Delimiter">;</span> <span id="L128" class="LineNr">128 </span> <span class="Delimiter">}</span> <span id="L129" class="LineNr">129 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Constant">90</span><span class="Delimiter">,</span> <span class="Constant">"load"</span><span class="Delimiter">)</span> << <span class="Constant">"blitting file offsets ("</span> << p_offset << <span class="Constant">", "</span> << <span class="Delimiter">(</span>p_offset+p_filesz<span class="Delimiter">)</span> << <span class="Constant">") to addresses ("</span> << p_vaddr << <span class="Constant">", "</span> << <span class="Delimiter">(</span>p_vaddr+p_memsz<span class="Delimiter">)</span> << <span class="Constant">')'</span> << end<span class="Delimiter">();</span> <span id="L130" class="LineNr">130 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>size > p_memsz<span class="Delimiter">)</span> size = p_memsz<span class="Delimiter">;</span> -<span id="L131" class="LineNr">131 </span> <span class="Special"><a href='010---vm.cc.html#L160'>Mem</a></span><span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>vma<span class="Delimiter">(</span>p_vaddr<span class="Delimiter">));</span> +<span id="L131" class="LineNr">131 </span> <span class="Special"><a href='010---vm.cc.html#L154'>Mem</a></span><span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>vma<span class="Delimiter">(</span>p_vaddr<span class="Delimiter">));</span> <span id="L132" class="LineNr">132 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">size_t</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i < p_filesz<span class="Delimiter">;</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span> <span id="L133" class="LineNr">133 </span> assert<span class="Delimiter">(</span>overlap<span class="Delimiter">.</span>find<span class="Delimiter">(</span>p_vaddr+i<span class="Delimiter">)</span> == overlap<span class="Delimiter">.</span>end<span class="Delimiter">());</span> -<span id="L134" class="LineNr">134 </span> <a href='010---vm.cc.html#L237'>write_mem_u8</a><span class="Delimiter">(</span>p_vaddr+i<span class="Delimiter">,</span> elf_contents[p_offset+i]<span class="Delimiter">);</span> +<span id="L134" class="LineNr">134 </span> <a href='010---vm.cc.html#L231'>write_mem_u8</a><span class="Delimiter">(</span>p_vaddr+i<span class="Delimiter">,</span> elf_contents[p_offset+i]<span class="Delimiter">);</span> <span id="L135" class="LineNr">135 </span> overlap<span class="Delimiter">.</span>insert<span class="Delimiter">(</span>p_vaddr+i<span class="Delimiter">);</span> <span id="L136" class="LineNr">136 </span> <span class="Delimiter">}</span> -<span id="L137" class="LineNr">137 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>segment_index == <span class="Constant">0</span> && <span class="Special"><a href='010---vm.cc.html#L163'>End_of_program</a></span> < p_vaddr+p_memsz<span class="Delimiter">)</span> -<span id="L138" class="LineNr">138 </span> <span class="Special"><a href='010---vm.cc.html#L163'>End_of_program</a></span> = p_vaddr+p_memsz<span class="Delimiter">;</span> +<span id="L137" class="LineNr">137 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>segment_index == <span class="Constant">0</span> && <span class="Special"><a href='010---vm.cc.html#L157'>End_of_program</a></span> < p_vaddr+p_memsz<span class="Delimiter">)</span> +<span id="L138" class="LineNr">138 </span> <span class="Special"><a href='010---vm.cc.html#L157'>End_of_program</a></span> = p_vaddr+p_memsz<span class="Delimiter">;</span> <span id="L139" class="LineNr">139 </span><span class="Delimiter">}</span> <span id="L140" class="LineNr">140 </span> <span id="L141" class="LineNr">141 </span><span class="Delimiter">:(before "End Includes")</span> @@ -221,11 +221,11 @@ if ('onhashchange' in window) { <span id="L160" class="LineNr">160 </span><span class="Normal">void</span> <a href='012elf.cc.html#L160'>dump_stack</a><span class="Delimiter">()</span> <span class="Delimiter">{</span> <span id="L161" class="LineNr">161 </span> ostringstream out<span class="Delimiter">;</span> <span id="L162" class="LineNr">162 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"stack:"</span> << end<span class="Delimiter">();</span> -<span id="L163" class="LineNr">163 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">uint32_t</span> a = AFTER_STACK-<span class="Constant">4</span><span class="Delimiter">;</span> a > <span class="Special"><a href='010---vm.cc.html#L31'>Reg</a></span>[ESP]<span class="Delimiter">.</span>u<span class="Delimiter">;</span> a -= <span class="Constant">4</span><span class="Delimiter">)</span> -<span id="L164" class="LineNr">164 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">2</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">" 0x"</span> << <a href='010---vm.cc.html#L401'>HEXWORD</a> << a << <span class="Constant">" => 0x"</span> << <a href='010---vm.cc.html#L401'>HEXWORD</a> << <a href='010---vm.cc.html#L178'>read_mem_u32</a><span class="Delimiter">(</span>a<span class="Delimiter">)</span> << end<span class="Delimiter">();</span> -<span id="L165" class="LineNr">165 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">2</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">" 0x"</span> << <a href='010---vm.cc.html#L401'>HEXWORD</a> << <span class="Special"><a href='010---vm.cc.html#L31'>Reg</a></span>[ESP]<span class="Delimiter">.</span>u << <span class="Constant">" => 0x"</span> << <a href='010---vm.cc.html#L401'>HEXWORD</a> << <a href='010---vm.cc.html#L178'>read_mem_u32</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L31'>Reg</a></span>[ESP]<span class="Delimiter">.</span>u<span class="Delimiter">)</span> << <span class="Constant">" <=== ESP"</span> << end<span class="Delimiter">();</span> -<span id="L166" class="LineNr">166 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">uint32_t</span> a = <span class="Special"><a href='010---vm.cc.html#L31'>Reg</a></span>[ESP]<span class="Delimiter">.</span>u-<span class="Constant">4</span><span class="Delimiter">;</span> a > <span class="Special"><a href='010---vm.cc.html#L31'>Reg</a></span>[ESP]<span class="Delimiter">.</span>u-<span class="Constant">40</span><span class="Delimiter">;</span> a -= <span class="Constant">4</span><span class="Delimiter">)</span> -<span id="L167" class="LineNr">167 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">2</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">" 0x"</span> << <a href='010---vm.cc.html#L401'>HEXWORD</a> << a << <span class="Constant">" => 0x"</span> << <a href='010---vm.cc.html#L401'>HEXWORD</a> << <a href='010---vm.cc.html#L178'>read_mem_u32</a><span class="Delimiter">(</span>a<span class="Delimiter">)</span> << end<span class="Delimiter">();</span> +<span id="L163" class="LineNr">163 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">uint32_t</span> a = AFTER_STACK-<span class="Constant">4</span><span class="Delimiter">;</span> a > <span class="Special"><a href='010---vm.cc.html#L25'>Reg</a></span>[ESP]<span class="Delimiter">.</span>u<span class="Delimiter">;</span> a -= <span class="Constant">4</span><span class="Delimiter">)</span> +<span id="L164" class="LineNr">164 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">2</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">" 0x"</span> << <a href='010---vm.cc.html#L395'>HEXWORD</a> << a << <span class="Constant">" => 0x"</span> << <a href='010---vm.cc.html#L395'>HEXWORD</a> << <a href='010---vm.cc.html#L172'>read_mem_u32</a><span class="Delimiter">(</span>a<span class="Delimiter">)</span> << end<span class="Delimiter">();</span> +<span id="L165" class="LineNr">165 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">2</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">" 0x"</span> << <a href='010---vm.cc.html#L395'>HEXWORD</a> << <span class="Special"><a href='010---vm.cc.html#L25'>Reg</a></span>[ESP]<span class="Delimiter">.</span>u << <span class="Constant">" => 0x"</span> << <a href='010---vm.cc.html#L395'>HEXWORD</a> << <a href='010---vm.cc.html#L172'>read_mem_u32</a><span class="Delimiter">(</span><span class="Special"><a href='010---vm.cc.html#L25'>Reg</a></span>[ESP]<span class="Delimiter">.</span>u<span class="Delimiter">)</span> << <span class="Constant">" <=== ESP"</span> << end<span class="Delimiter">();</span> +<span id="L166" class="LineNr">166 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">uint32_t</span> a = <span class="Special"><a href='010---vm.cc.html#L25'>Reg</a></span>[ESP]<span class="Delimiter">.</span>u-<span class="Constant">4</span><span class="Delimiter">;</span> a > <span class="Special"><a href='010---vm.cc.html#L25'>Reg</a></span>[ESP]<span class="Delimiter">.</span>u-<span class="Constant">40</span><span class="Delimiter">;</span> a -= <span class="Constant">4</span><span class="Delimiter">)</span> +<span id="L167" class="LineNr">167 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Special">Callstack_depth</span>+<span class="Constant">2</span><span class="Delimiter">,</span> <span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">" 0x"</span> << <a href='010---vm.cc.html#L395'>HEXWORD</a> << a << <span class="Constant">" => 0x"</span> << <a href='010---vm.cc.html#L395'>HEXWORD</a> << <a href='010---vm.cc.html#L172'>read_mem_u32</a><span class="Delimiter">(</span>a<span class="Delimiter">)</span> << end<span class="Delimiter">();</span> <span id="L168" class="LineNr">168 </span><span class="Delimiter">}</span> <span id="L169" class="LineNr">169 </span> <span id="L170" class="LineNr">170 </span><span class="Normal">inline</span> <span class="Normal">uint32_t</span> <a href='012elf.cc.html#L170'>u32_in</a><span class="Delimiter">(</span><span class="Normal">uint8_t</span>* p<span class="Delimiter">)</span> <span class="Delimiter">{</span> |