ABISysV_ppc.cpp | Explore in Territory

//===-- ABISysV_ppc.cpp ---------------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//

#include "ABISysV_ppc.h"

#include "llvm/ADT/STLExtras.h"
#include "llvm/TargetParser/Triple.h"

#include "lldb/Core/Module.h"
#include "lldb/Core/PluginManager.h"
#include "lldb/Core/Value.h"
#include "lldb/Core/ValueObjectConstResult.h"
#include "lldb/Core/ValueObjectMemory.h"
#include "lldb/Core/ValueObjectRegister.h"
#include "lldb/Symbol/UnwindPlan.h"
#include "lldb/Target/Process.h"
#include "lldb/Target/RegisterContext.h"
#include "lldb/Target/StackFrame.h"
#include "lldb/Target/Target.h"
#include "lldb/Target/Thread.h"
#include "lldb/Utility/ConstString.h"
#include "lldb/Utility/DataExtractor.h"
#include "lldb/Utility/LLDBLog.h"
#include "lldb/Utility/Log.h"
#include "lldb/Utility/RegisterValue.h"
#include "lldb/Utility/Status.h"
#include <optional>

usingnamespacelldb;
usingnamespacelldb_private;

LLDB_PLUGIN_DEFINE(…)

enum dwarf_regnums { … };

// Note that the size and offset will be updated by platform-specific classes.
#define DEFINE_GPR(reg, alt, kind1, kind2, kind3, kind4) …

static const RegisterInfo g_register_infos[] = …;

static const uint32_t k_num_register_infos = …;

const lldb_private::RegisterInfo *
ABISysV_ppc::GetRegisterInfoArray(uint32_t &count) { … }

size_t ABISysV_ppc::GetRedZoneSize() const { … }

// Static Functions

ABISP
ABISysV_ppc::CreateInstance(lldb::ProcessSP process_sp, const ArchSpec &arch) { … }

bool ABISysV_ppc::PrepareTrivialCall(Thread &thread, addr_t sp,
                                     addr_t func_addr, addr_t return_addr,
                                     llvm::ArrayRef<addr_t> args) const { … }

static bool ReadIntegerArgument(Scalar &scalar, unsigned int bit_width,
                                bool is_signed, Thread &thread,
                                uint32_t *argument_register_ids,
                                unsigned int &current_argument_register,
                                addr_t &current_stack_argument) { … }

bool ABISysV_ppc::GetArgumentValues(Thread &thread, ValueList &values) const { … }

Status ABISysV_ppc::SetReturnValueObject(lldb::StackFrameSP &frame_sp,
                                         lldb::ValueObjectSP &new_value_sp) { … }

ValueObjectSP ABISysV_ppc::GetReturnValueObjectSimple(
    Thread &thread, CompilerType &return_compiler_type) const { … }

ValueObjectSP ABISysV_ppc::GetReturnValueObjectImpl(
    Thread &thread, CompilerType &return_compiler_type) const { … }

bool ABISysV_ppc::CreateFunctionEntryUnwindPlan(UnwindPlan &unwind_plan) { … }

bool ABISysV_ppc::CreateDefaultUnwindPlan(UnwindPlan &unwind_plan) { … }

bool ABISysV_ppc::RegisterIsVolatile(const RegisterInfo *reg_info) { … }

// See "Register Usage" in the
// "System V Application Binary Interface"
// "64-bit PowerPC ELF Application Binary Interface Supplement" current version
// is 1.9 released 2004 at http://refspecs.linuxfoundation.org/ELF/ppc/PPC-
// elf64abi-1.9.pdf

bool ABISysV_ppc::RegisterIsCalleeSaved(const RegisterInfo *reg_info) { … }

void ABISysV_ppc::Initialize() { … }

void ABISysV_ppc::Terminate() { … }
llvm/lldb/source/Plugins/ABI/PowerPC/ABISysV_ppc.cpp
