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CrashReporter: Show CPU register state for all threads

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Closes #4777 .
This commit is contained in:
Linus Groh 2021-01-15 20:54:15 +01:00 • committed by Andreas Kling
parent 33c31e2198
commit 6f666c20f5
1 changed files with 39 additions and 0 deletions
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39
Userland/Applications/CrashReporter/main.cpp
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@ -88,6 +88,24 @@ static TitleAndText build_backtrace(const CoreDump::Reader& coredump, const ELF:
}; };
} }
static TitleAndText build_cpu_registers(const ELF::Core::ThreadInfo& thread_info, size_t thread_index)
{
auto& regs = thread_info.regs;
StringBuilder builder;
builder.appendff("eax={:08x} ebx={:08x} ecx={:08x} edx={:08x}", regs.eax, regs.ebx, regs.ecx, regs.edx);
builder.append('\n');
builder.appendff("ebp={:08x} esp={:08x} esi={:08x} edi={:08x}", regs.ebp, regs.esp, regs.esi, regs.edi);
builder.append('\n');
builder.appendff("eip={:08x} eflags={:08x}", regs.eip, regs.eflags);
return {
String::formatted("Thread #{} (TID {})", thread_index, thread_info.tid),
builder.build()
};
}
int main(int argc, char** argv) int main(int argc, char** argv)
{ {
if (pledge("stdio sendfd shared_buffer accept cpath rpath unix fattr", nullptr) < 0) { if (pledge("stdio sendfd shared_buffer accept cpath rpath unix fattr", nullptr) < 0) {
@ -103,6 +121,7 @@ int main(int argc, char** argv)
args_parser.parse(argc, argv); args_parser.parse(argc, argv);
Vector<TitleAndText> thread_backtraces; Vector<TitleAndText> thread_backtraces;
Vector<TitleAndText> thread_cpu_registers;
String executable_path; String executable_path;
Vector<String> arguments; Vector<String> arguments;
@ -120,6 +139,7 @@ int main(int argc, char** argv)
size_t thread_index = 0; size_t thread_index = 0;
coredump->for_each_thread_info([&](auto& thread_info) { coredump->for_each_thread_info([&](auto& thread_info) {
thread_backtraces.append(build_backtrace(*coredump, thread_info, thread_index)); thread_backtraces.append(build_backtrace(*coredump, thread_info, thread_index));
thread_cpu_registers.append(build_cpu_registers(thread_info, thread_index));
++thread_index; ++thread_index;
return IterationDecision::Continue; return IterationDecision::Continue;
}); });
@ -216,6 +236,25 @@ int main(int argc, char** argv)
backtrace_text_editor.set_should_hide_unnecessary_scrollbars(true); backtrace_text_editor.set_should_hide_unnecessary_scrollbars(true);
} }
auto& cpu_registers_tab = tab_widget.add_tab<GUI::Widget>("CPU Registers");
cpu_registers_tab.set_layout<GUI::VerticalBoxLayout>();
cpu_registers_tab.layout()->set_margins({ 4, 4, 4, 4 });
auto& cpu_registers_label = cpu_registers_tab.add<GUI::Label>("The CPU register state for each thread alive during the crash is listed below:");
cpu_registers_label.set_text_alignment(Gfx::TextAlignment::CenterLeft);
cpu_registers_label.set_fixed_height(16);
auto& cpu_registers_tab_widget = cpu_registers_tab.add<GUI::TabWidget>();
cpu_registers_tab_widget.set_tab_position(GUI::TabWidget::TabPosition::Bottom);
for (auto& cpu_registers : thread_cpu_registers) {
auto& cpu_registers_text_editor = cpu_registers_tab_widget.add_tab<GUI::TextEditor>(cpu_registers.title);
cpu_registers_text_editor.set_layout<GUI::VerticalBoxLayout>();
cpu_registers_text_editor.layout()->set_margins({ 4, 4, 4, 4 });
cpu_registers_text_editor.set_text(cpu_registers.text);
cpu_registers_text_editor.set_mode(GUI::TextEditor::Mode::ReadOnly);
cpu_registers_text_editor.set_should_hide_unnecessary_scrollbars(true);
}
auto& environment_tab = tab_widget.add_tab<GUI::Widget>("Environment"); auto& environment_tab = tab_widget.add_tab<GUI::Widget>("Environment");
environment_tab.set_layout<GUI::VerticalBoxLayout>(); environment_tab.set_layout<GUI::VerticalBoxLayout>();
environment_tab.layout()->set_margins({ 4, 4, 4, 4 }); environment_tab.layout()->set_margins({ 4, 4, 4, 4 });