yuzu/src/core/arm/arm_interface.cpp
Morph 99ceb03a1c general: Convert source file copyright comments over to SPDX
This formats all copyright comments according to SPDX formatting guidelines.
Additionally, this resolves the remaining GPLv2 only licensed files by relicensing them to GPLv2.0-or-later.
2022-04-23 05:55:32 -04:00

92 lines
3.1 KiB
C++

// SPDX-FileCopyrightText: Copyright 2018 yuzu Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#include <map>
#include <optional>
#include "common/bit_field.h"
#include "common/common_types.h"
#include "common/logging/log.h"
#include "core/arm/arm_interface.h"
#include "core/arm/symbols.h"
#include "core/core.h"
#include "core/hle/kernel/k_process.h"
#include "core/loader/loader.h"
#include "core/memory.h"
#include "core/arm/dynarmic/arm_dynarmic_32.h"
#include "core/arm/dynarmic/arm_dynarmic_64.h"
namespace Core {
constexpr u64 SEGMENT_BASE = 0x7100000000ull;
std::vector<ARM_Interface::BacktraceEntry> ARM_Interface::GetBacktraceFromContext(
Core::System& system, const ARM_Interface::ThreadContext32& ctx) {
return ARM_Dynarmic_32::GetBacktraceFromContext(system, ctx);
}
std::vector<ARM_Interface::BacktraceEntry> ARM_Interface::GetBacktraceFromContext(
Core::System& system, const ARM_Interface::ThreadContext64& ctx) {
return ARM_Dynarmic_64::GetBacktraceFromContext(system, ctx);
}
void ARM_Interface::SymbolicateBacktrace(Core::System& system, std::vector<BacktraceEntry>& out) {
std::map<VAddr, std::string> modules;
auto& loader{system.GetAppLoader()};
if (loader.ReadNSOModules(modules) != Loader::ResultStatus::Success) {
return;
}
std::map<std::string, Symbols::Symbols> symbols;
for (const auto& module : modules) {
symbols.insert_or_assign(module.second,
Symbols::GetSymbols(module.first, system.Memory(),
system.CurrentProcess()->Is64BitProcess()));
}
for (auto& entry : out) {
VAddr base = 0;
for (auto iter = modules.rbegin(); iter != modules.rend(); ++iter) {
const auto& module{*iter};
if (entry.original_address >= module.first) {
entry.module = module.second;
base = module.first;
break;
}
}
entry.offset = entry.original_address - base;
entry.address = SEGMENT_BASE + entry.offset;
if (entry.module.empty()) {
entry.module = "unknown";
}
const auto symbol_set = symbols.find(entry.module);
if (symbol_set != symbols.end()) {
const auto symbol = Symbols::GetSymbolName(symbol_set->second, entry.offset);
if (symbol.has_value()) {
// TODO(DarkLordZach): Add demangling of symbol names.
entry.name = *symbol;
}
}
}
}
void ARM_Interface::LogBacktrace() const {
const VAddr sp = GetSP();
const VAddr pc = GetPC();
LOG_ERROR(Core_ARM, "Backtrace, sp={:016X}, pc={:016X}", sp, pc);
LOG_ERROR(Core_ARM, "{:20}{:20}{:20}{:20}{}", "Module Name", "Address", "Original Address",
"Offset", "Symbol");
LOG_ERROR(Core_ARM, "");
const auto backtrace = GetBacktrace();
for (const auto& entry : backtrace) {
LOG_ERROR(Core_ARM, "{:20}{:016X} {:016X} {:016X} {}", entry.module, entry.address,
entry.original_address, entry.offset, entry.name);
}
}
} // namespace Core