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UserspaceEmulator: Start executing in _start() instead of main()

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This is one step closer to the real thing. :^)
This commit is contained in:
Andreas Kling 2020-07-09 15:47:10 +02:00
parent 066ae29c07
commit 3a73fdd244
1 changed files with 5 additions and 5 deletions
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10
DevTools/UserspaceEmulator/main.cpp
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@ -48,15 +48,15 @@ int main(int argc, char** argv)
auto elf = ELF::Loader::create((const u8*)mapped_file.data(), mapped_file.size()); auto elf = ELF::Loader::create((const u8*)mapped_file.data(), mapped_file.size());
auto main_symbol = elf->find_demangled_function("main"); auto _start_symbol = elf->find_demangled_function("_start");
if (!main_symbol.has_value()) { if (!_start_symbol.has_value()) {
warn() << "Could not find 'main' symbol in executable"; warn() << "Could not find '_start' symbol in executable";
return 1; return 1;
} }
auto main_code = main_symbol.value().raw_data(); auto main_code = _start_symbol.value().raw_data();
X86::SimpleInstructionStream stream((const u8*)main_code.characters_without_null_termination(), main_code.length()); X86::SimpleInstructionStream stream((const u8*)main_code.characters_without_null_termination(), main_code.length());
UserspaceEmulator::Emulator emulator; UserspaceEmulator::Emulator emulator;
return emulator.exec(stream, main_symbol.value().value()); return emulator.exec(stream, _start_symbol.value().value());
} }