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UserspaceEmulator: Avoid copies of non trivial types on invocations

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These include AK::String and X86::Instruction
This commit is contained in:
Hendiadyoin1 2021-12-22 16:32:18 +01:00 • committed by Brian Gianforcaro
parent 95d2feed33
commit c0d6afdc67
2 changed files with 6 additions and 6 deletions
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6
Userland/DevTools/UserspaceEmulator/Emulator.cpp
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@ -70,7 +70,7 @@ Emulator::Emulator(String const& executable_path, Vector<StringView> const& argu
setup_signal_trampoline();
}
Vector<ELF::AuxiliaryValue> Emulator::generate_auxiliary_vector(FlatPtr load_base, FlatPtr entry_eip, String executable_path, int executable_fd) const
Vector<ELF::AuxiliaryValue> Emulator::generate_auxiliary_vector(FlatPtr load_base, FlatPtr entry_eip, String const& executable_path, int executable_fd) const
{
// FIXME: This is not fully compatible with the auxiliary vector the kernel generates, this is just the bare
// minimum to get the loader going.
@ -486,7 +486,7 @@ void Emulator::emit_profile_sample(AK::OutputStream& output)
output.write_or_error(builder.string_view().bytes());
}
void Emulator::emit_profile_event(AK::OutputStream& output, StringView event_name, String contents)
void Emulator::emit_profile_event(AK::OutputStream& output, StringView event_name, String const& contents)
{
StringBuilder builder;
timeval tv {};
@ -496,7 +496,7 @@ void Emulator::emit_profile_event(AK::OutputStream& output, StringView event_nam
output.write_or_error(builder.string_view().bytes());
}
String Emulator::create_instruction_line(FlatPtr address, X86::Instruction insn)
String Emulator::create_instruction_line(FlatPtr address, X86::Instruction const& insn)
{
auto symbol = symbol_at(address);
if (!symbol.has_value() || !symbol->source_position.has_value())