04592d5b23
Some functions in this file only use the "target" component of an execution context. Adjust the argument lists to reflect that. This avoids some defensive null checks and simplifies most of the callers.
276 lines
9.0 KiB
C++
276 lines
9.0 KiB
C++
//===-- SBFunction.cpp ----------------------------------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#include "lldb/API/SBFunction.h"
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#include "SBReproducerPrivate.h"
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#include "lldb/API/SBProcess.h"
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#include "lldb/API/SBStream.h"
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#include "lldb/Core/Disassembler.h"
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#include "lldb/Core/Module.h"
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#include "lldb/Symbol/CompileUnit.h"
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#include "lldb/Symbol/Function.h"
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#include "lldb/Symbol/Type.h"
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#include "lldb/Symbol/VariableList.h"
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#include "lldb/Target/ExecutionContext.h"
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#include "lldb/Target/Target.h"
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using namespace lldb;
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using namespace lldb_private;
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SBFunction::SBFunction() : m_opaque_ptr(nullptr) {
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LLDB_RECORD_CONSTRUCTOR_NO_ARGS(SBFunction);
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}
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SBFunction::SBFunction(lldb_private::Function *lldb_object_ptr)
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: m_opaque_ptr(lldb_object_ptr) {}
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SBFunction::SBFunction(const lldb::SBFunction &rhs)
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: m_opaque_ptr(rhs.m_opaque_ptr) {
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LLDB_RECORD_CONSTRUCTOR(SBFunction, (const lldb::SBFunction &), rhs);
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}
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const SBFunction &SBFunction::operator=(const SBFunction &rhs) {
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LLDB_RECORD_METHOD(const lldb::SBFunction &,
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SBFunction, operator=,(const lldb::SBFunction &), rhs);
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m_opaque_ptr = rhs.m_opaque_ptr;
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return LLDB_RECORD_RESULT(*this);
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}
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SBFunction::~SBFunction() { m_opaque_ptr = nullptr; }
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bool SBFunction::IsValid() const {
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LLDB_RECORD_METHOD_CONST_NO_ARGS(bool, SBFunction, IsValid);
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return this->operator bool();
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}
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SBFunction::operator bool() const {
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LLDB_RECORD_METHOD_CONST_NO_ARGS(bool, SBFunction, operator bool);
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return m_opaque_ptr != nullptr;
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}
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const char *SBFunction::GetName() const {
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LLDB_RECORD_METHOD_CONST_NO_ARGS(const char *, SBFunction, GetName);
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const char *cstr = nullptr;
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if (m_opaque_ptr)
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cstr = m_opaque_ptr->GetName().AsCString();
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return cstr;
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}
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const char *SBFunction::GetDisplayName() const {
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LLDB_RECORD_METHOD_CONST_NO_ARGS(const char *, SBFunction, GetDisplayName);
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const char *cstr = nullptr;
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if (m_opaque_ptr)
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cstr = m_opaque_ptr->GetMangled().GetDisplayDemangledName().AsCString();
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return cstr;
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}
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const char *SBFunction::GetMangledName() const {
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LLDB_RECORD_METHOD_CONST_NO_ARGS(const char *, SBFunction, GetMangledName);
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const char *cstr = nullptr;
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if (m_opaque_ptr)
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cstr = m_opaque_ptr->GetMangled().GetMangledName().AsCString();
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return cstr;
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}
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bool SBFunction::operator==(const SBFunction &rhs) const {
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LLDB_RECORD_METHOD_CONST(
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bool, SBFunction, operator==,(const lldb::SBFunction &), rhs);
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return m_opaque_ptr == rhs.m_opaque_ptr;
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}
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bool SBFunction::operator!=(const SBFunction &rhs) const {
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LLDB_RECORD_METHOD_CONST(
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bool, SBFunction, operator!=,(const lldb::SBFunction &), rhs);
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return m_opaque_ptr != rhs.m_opaque_ptr;
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}
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bool SBFunction::GetDescription(SBStream &s) {
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LLDB_RECORD_METHOD(bool, SBFunction, GetDescription, (lldb::SBStream &), s);
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if (m_opaque_ptr) {
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s.Printf("SBFunction: id = 0x%8.8" PRIx64 ", name = %s",
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m_opaque_ptr->GetID(), m_opaque_ptr->GetName().AsCString());
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Type *func_type = m_opaque_ptr->GetType();
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if (func_type)
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s.Printf(", type = %s", func_type->GetName().AsCString());
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return true;
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}
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s.Printf("No value");
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return false;
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}
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SBInstructionList SBFunction::GetInstructions(SBTarget target) {
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LLDB_RECORD_METHOD(lldb::SBInstructionList, SBFunction, GetInstructions,
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(lldb::SBTarget), target);
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return LLDB_RECORD_RESULT(GetInstructions(target, nullptr));
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}
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SBInstructionList SBFunction::GetInstructions(SBTarget target,
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const char *flavor) {
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LLDB_RECORD_METHOD(lldb::SBInstructionList, SBFunction, GetInstructions,
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(lldb::SBTarget, const char *), target, flavor);
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SBInstructionList sb_instructions;
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if (m_opaque_ptr) {
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TargetSP target_sp(target.GetSP());
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std::unique_lock<std::recursive_mutex> lock;
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ModuleSP module_sp(
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m_opaque_ptr->GetAddressRange().GetBaseAddress().GetModule());
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if (target_sp && module_sp) {
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lock = std::unique_lock<std::recursive_mutex>(target_sp->GetAPIMutex());
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const bool prefer_file_cache = false;
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sb_instructions.SetDisassembler(Disassembler::DisassembleRange(
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module_sp->GetArchitecture(), nullptr, flavor, *target_sp,
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m_opaque_ptr->GetAddressRange(), prefer_file_cache));
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}
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}
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return LLDB_RECORD_RESULT(sb_instructions);
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}
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lldb_private::Function *SBFunction::get() { return m_opaque_ptr; }
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void SBFunction::reset(lldb_private::Function *lldb_object_ptr) {
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m_opaque_ptr = lldb_object_ptr;
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}
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SBAddress SBFunction::GetStartAddress() {
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LLDB_RECORD_METHOD_NO_ARGS(lldb::SBAddress, SBFunction, GetStartAddress);
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SBAddress addr;
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if (m_opaque_ptr)
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addr.SetAddress(&m_opaque_ptr->GetAddressRange().GetBaseAddress());
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return LLDB_RECORD_RESULT(addr);
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}
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SBAddress SBFunction::GetEndAddress() {
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LLDB_RECORD_METHOD_NO_ARGS(lldb::SBAddress, SBFunction, GetEndAddress);
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SBAddress addr;
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if (m_opaque_ptr) {
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addr_t byte_size = m_opaque_ptr->GetAddressRange().GetByteSize();
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if (byte_size > 0) {
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addr.SetAddress(&m_opaque_ptr->GetAddressRange().GetBaseAddress());
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addr->Slide(byte_size);
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}
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}
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return LLDB_RECORD_RESULT(addr);
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}
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const char *SBFunction::GetArgumentName(uint32_t arg_idx) {
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LLDB_RECORD_METHOD(const char *, SBFunction, GetArgumentName, (uint32_t),
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arg_idx);
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if (m_opaque_ptr) {
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Block &block = m_opaque_ptr->GetBlock(true);
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VariableListSP variable_list_sp = block.GetBlockVariableList(true);
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if (variable_list_sp) {
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VariableList arguments;
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variable_list_sp->AppendVariablesWithScope(eValueTypeVariableArgument,
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arguments, true);
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lldb::VariableSP variable_sp = arguments.GetVariableAtIndex(arg_idx);
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if (variable_sp)
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return variable_sp->GetName().GetCString();
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}
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}
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return nullptr;
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}
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uint32_t SBFunction::GetPrologueByteSize() {
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LLDB_RECORD_METHOD_NO_ARGS(uint32_t, SBFunction, GetPrologueByteSize);
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if (m_opaque_ptr)
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return m_opaque_ptr->GetPrologueByteSize();
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return 0;
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}
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SBType SBFunction::GetType() {
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LLDB_RECORD_METHOD_NO_ARGS(lldb::SBType, SBFunction, GetType);
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SBType sb_type;
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if (m_opaque_ptr) {
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Type *function_type = m_opaque_ptr->GetType();
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if (function_type)
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sb_type.ref().SetType(function_type->shared_from_this());
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}
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return LLDB_RECORD_RESULT(sb_type);
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}
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SBBlock SBFunction::GetBlock() {
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LLDB_RECORD_METHOD_NO_ARGS(lldb::SBBlock, SBFunction, GetBlock);
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SBBlock sb_block;
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if (m_opaque_ptr)
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sb_block.SetPtr(&m_opaque_ptr->GetBlock(true));
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return LLDB_RECORD_RESULT(sb_block);
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}
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lldb::LanguageType SBFunction::GetLanguage() {
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LLDB_RECORD_METHOD_NO_ARGS(lldb::LanguageType, SBFunction, GetLanguage);
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if (m_opaque_ptr) {
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if (m_opaque_ptr->GetCompileUnit())
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return m_opaque_ptr->GetCompileUnit()->GetLanguage();
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}
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return lldb::eLanguageTypeUnknown;
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}
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bool SBFunction::GetIsOptimized() {
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LLDB_RECORD_METHOD_NO_ARGS(bool, SBFunction, GetIsOptimized);
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if (m_opaque_ptr) {
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if (m_opaque_ptr->GetCompileUnit())
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return m_opaque_ptr->GetCompileUnit()->GetIsOptimized();
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}
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return false;
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}
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namespace lldb_private {
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namespace repro {
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template <>
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void RegisterMethods<SBFunction>(Registry &R) {
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LLDB_REGISTER_CONSTRUCTOR(SBFunction, ());
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LLDB_REGISTER_CONSTRUCTOR(SBFunction, (const lldb::SBFunction &));
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LLDB_REGISTER_METHOD(const lldb::SBFunction &,
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SBFunction, operator=,(const lldb::SBFunction &));
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LLDB_REGISTER_METHOD_CONST(bool, SBFunction, IsValid, ());
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LLDB_REGISTER_METHOD_CONST(bool, SBFunction, operator bool, ());
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LLDB_REGISTER_METHOD_CONST(const char *, SBFunction, GetName, ());
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LLDB_REGISTER_METHOD_CONST(const char *, SBFunction, GetDisplayName, ());
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LLDB_REGISTER_METHOD_CONST(const char *, SBFunction, GetMangledName, ());
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LLDB_REGISTER_METHOD_CONST(
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bool, SBFunction, operator==,(const lldb::SBFunction &));
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LLDB_REGISTER_METHOD_CONST(
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bool, SBFunction, operator!=,(const lldb::SBFunction &));
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LLDB_REGISTER_METHOD(bool, SBFunction, GetDescription, (lldb::SBStream &));
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LLDB_REGISTER_METHOD(lldb::SBInstructionList, SBFunction, GetInstructions,
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(lldb::SBTarget));
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LLDB_REGISTER_METHOD(lldb::SBInstructionList, SBFunction, GetInstructions,
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(lldb::SBTarget, const char *));
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LLDB_REGISTER_METHOD(lldb::SBAddress, SBFunction, GetStartAddress, ());
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LLDB_REGISTER_METHOD(lldb::SBAddress, SBFunction, GetEndAddress, ());
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LLDB_REGISTER_METHOD(const char *, SBFunction, GetArgumentName, (uint32_t));
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LLDB_REGISTER_METHOD(uint32_t, SBFunction, GetPrologueByteSize, ());
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LLDB_REGISTER_METHOD(lldb::SBType, SBFunction, GetType, ());
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LLDB_REGISTER_METHOD(lldb::SBBlock, SBFunction, GetBlock, ());
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LLDB_REGISTER_METHOD(lldb::LanguageType, SBFunction, GetLanguage, ());
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LLDB_REGISTER_METHOD(bool, SBFunction, GetIsOptimized, ());
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}
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}
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}
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