diff options
Diffstat (limited to 'lldb/source/API/SBFunction.cpp')
| -rw-r--r-- | lldb/source/API/SBFunction.cpp | 282 |
1 files changed, 282 insertions, 0 deletions
diff --git a/lldb/source/API/SBFunction.cpp b/lldb/source/API/SBFunction.cpp new file mode 100644 index 000000000000..1770bede2f42 --- /dev/null +++ b/lldb/source/API/SBFunction.cpp @@ -0,0 +1,282 @@ +//===-- SBFunction.cpp ------------------------------------------*- C++ -*-===// +// +// 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 "lldb/API/SBFunction.h" +#include "SBReproducerPrivate.h" +#include "lldb/API/SBProcess.h" +#include "lldb/API/SBStream.h" +#include "lldb/Core/Disassembler.h" +#include "lldb/Core/Module.h" +#include "lldb/Symbol/CompileUnit.h" +#include "lldb/Symbol/Function.h" +#include "lldb/Symbol/Type.h" +#include "lldb/Symbol/VariableList.h" +#include "lldb/Target/ExecutionContext.h" +#include "lldb/Target/Target.h" + +using namespace lldb; +using namespace lldb_private; + +SBFunction::SBFunction() : m_opaque_ptr(nullptr) { + LLDB_RECORD_CONSTRUCTOR_NO_ARGS(SBFunction); +} + +SBFunction::SBFunction(lldb_private::Function *lldb_object_ptr) + : m_opaque_ptr(lldb_object_ptr) {} + +SBFunction::SBFunction(const lldb::SBFunction &rhs) + : m_opaque_ptr(rhs.m_opaque_ptr) { + LLDB_RECORD_CONSTRUCTOR(SBFunction, (const lldb::SBFunction &), rhs); +} + +const SBFunction &SBFunction::operator=(const SBFunction &rhs) { + LLDB_RECORD_METHOD(const lldb::SBFunction &, + SBFunction, operator=,(const lldb::SBFunction &), rhs); + + m_opaque_ptr = rhs.m_opaque_ptr; + return LLDB_RECORD_RESULT(*this); +} + +SBFunction::~SBFunction() { m_opaque_ptr = nullptr; } + +bool SBFunction::IsValid() const { + LLDB_RECORD_METHOD_CONST_NO_ARGS(bool, SBFunction, IsValid); + return this->operator bool(); +} +SBFunction::operator bool() const { + LLDB_RECORD_METHOD_CONST_NO_ARGS(bool, SBFunction, operator bool); + + return m_opaque_ptr != nullptr; +} + +const char *SBFunction::GetName() const { + LLDB_RECORD_METHOD_CONST_NO_ARGS(const char *, SBFunction, GetName); + + const char *cstr = nullptr; + if (m_opaque_ptr) + cstr = m_opaque_ptr->GetName().AsCString(); + + return cstr; +} + +const char *SBFunction::GetDisplayName() const { + LLDB_RECORD_METHOD_CONST_NO_ARGS(const char *, SBFunction, GetDisplayName); + + const char *cstr = nullptr; + if (m_opaque_ptr) + cstr = m_opaque_ptr->GetMangled() + .GetDisplayDemangledName(m_opaque_ptr->GetLanguage()) + .AsCString(); + + return cstr; +} + +const char *SBFunction::GetMangledName() const { + LLDB_RECORD_METHOD_CONST_NO_ARGS(const char *, SBFunction, GetMangledName); + + const char *cstr = nullptr; + if (m_opaque_ptr) + cstr = m_opaque_ptr->GetMangled().GetMangledName().AsCString(); + return cstr; +} + +bool SBFunction::operator==(const SBFunction &rhs) const { + LLDB_RECORD_METHOD_CONST( + bool, SBFunction, operator==,(const lldb::SBFunction &), rhs); + + return m_opaque_ptr == rhs.m_opaque_ptr; +} + +bool SBFunction::operator!=(const SBFunction &rhs) const { + LLDB_RECORD_METHOD_CONST( + bool, SBFunction, operator!=,(const lldb::SBFunction &), rhs); + + return m_opaque_ptr != rhs.m_opaque_ptr; +} + +bool SBFunction::GetDescription(SBStream &s) { + LLDB_RECORD_METHOD(bool, SBFunction, GetDescription, (lldb::SBStream &), s); + + if (m_opaque_ptr) { + s.Printf("SBFunction: id = 0x%8.8" PRIx64 ", name = %s", + m_opaque_ptr->GetID(), m_opaque_ptr->GetName().AsCString()); + Type *func_type = m_opaque_ptr->GetType(); + if (func_type) + s.Printf(", type = %s", func_type->GetName().AsCString()); + return true; + } + s.Printf("No value"); + return false; +} + +SBInstructionList SBFunction::GetInstructions(SBTarget target) { + LLDB_RECORD_METHOD(lldb::SBInstructionList, SBFunction, GetInstructions, + (lldb::SBTarget), target); + + return LLDB_RECORD_RESULT(GetInstructions(target, nullptr)); +} + +SBInstructionList SBFunction::GetInstructions(SBTarget target, + const char *flavor) { + LLDB_RECORD_METHOD(lldb::SBInstructionList, SBFunction, GetInstructions, + (lldb::SBTarget, const char *), target, flavor); + + SBInstructionList sb_instructions; + if (m_opaque_ptr) { + ExecutionContext exe_ctx; + TargetSP target_sp(target.GetSP()); + std::unique_lock<std::recursive_mutex> lock; + if (target_sp) { + lock = std::unique_lock<std::recursive_mutex>(target_sp->GetAPIMutex()); + target_sp->CalculateExecutionContext(exe_ctx); + exe_ctx.SetProcessSP(target_sp->GetProcessSP()); + } + ModuleSP module_sp( + m_opaque_ptr->GetAddressRange().GetBaseAddress().GetModule()); + if (module_sp) { + const bool prefer_file_cache = false; + sb_instructions.SetDisassembler(Disassembler::DisassembleRange( + module_sp->GetArchitecture(), nullptr, flavor, exe_ctx, + m_opaque_ptr->GetAddressRange(), prefer_file_cache)); + } + } + return LLDB_RECORD_RESULT(sb_instructions); +} + +lldb_private::Function *SBFunction::get() { return m_opaque_ptr; } + +void SBFunction::reset(lldb_private::Function *lldb_object_ptr) { + m_opaque_ptr = lldb_object_ptr; +} + +SBAddress SBFunction::GetStartAddress() { + LLDB_RECORD_METHOD_NO_ARGS(lldb::SBAddress, SBFunction, GetStartAddress); + + SBAddress addr; + if (m_opaque_ptr) + addr.SetAddress(&m_opaque_ptr->GetAddressRange().GetBaseAddress()); + return LLDB_RECORD_RESULT(addr); +} + +SBAddress SBFunction::GetEndAddress() { + LLDB_RECORD_METHOD_NO_ARGS(lldb::SBAddress, SBFunction, GetEndAddress); + + SBAddress addr; + if (m_opaque_ptr) { + addr_t byte_size = m_opaque_ptr->GetAddressRange().GetByteSize(); + if (byte_size > 0) { + addr.SetAddress(&m_opaque_ptr->GetAddressRange().GetBaseAddress()); + addr->Slide(byte_size); + } + } + return LLDB_RECORD_RESULT(addr); +} + +const char *SBFunction::GetArgumentName(uint32_t arg_idx) { + LLDB_RECORD_METHOD(const char *, SBFunction, GetArgumentName, (uint32_t), + arg_idx); + + if (m_opaque_ptr) { + Block &block = m_opaque_ptr->GetBlock(true); + VariableListSP variable_list_sp = block.GetBlockVariableList(true); + if (variable_list_sp) { + VariableList arguments; + variable_list_sp->AppendVariablesWithScope(eValueTypeVariableArgument, + arguments, true); + lldb::VariableSP variable_sp = arguments.GetVariableAtIndex(arg_idx); + if (variable_sp) + return variable_sp->GetName().GetCString(); + } + } + return nullptr; +} + +uint32_t SBFunction::GetPrologueByteSize() { + LLDB_RECORD_METHOD_NO_ARGS(uint32_t, SBFunction, GetPrologueByteSize); + + if (m_opaque_ptr) + return m_opaque_ptr->GetPrologueByteSize(); + return 0; +} + +SBType SBFunction::GetType() { + LLDB_RECORD_METHOD_NO_ARGS(lldb::SBType, SBFunction, GetType); + + SBType sb_type; + if (m_opaque_ptr) { + Type *function_type = m_opaque_ptr->GetType(); + if (function_type) + sb_type.ref().SetType(function_type->shared_from_this()); + } + return LLDB_RECORD_RESULT(sb_type); +} + +SBBlock SBFunction::GetBlock() { + LLDB_RECORD_METHOD_NO_ARGS(lldb::SBBlock, SBFunction, GetBlock); + + SBBlock sb_block; + if (m_opaque_ptr) + sb_block.SetPtr(&m_opaque_ptr->GetBlock(true)); + return LLDB_RECORD_RESULT(sb_block); +} + +lldb::LanguageType SBFunction::GetLanguage() { + LLDB_RECORD_METHOD_NO_ARGS(lldb::LanguageType, SBFunction, GetLanguage); + + if (m_opaque_ptr) { + if (m_opaque_ptr->GetCompileUnit()) + return m_opaque_ptr->GetCompileUnit()->GetLanguage(); + } + return lldb::eLanguageTypeUnknown; +} + +bool SBFunction::GetIsOptimized() { + LLDB_RECORD_METHOD_NO_ARGS(bool, SBFunction, GetIsOptimized); + + if (m_opaque_ptr) { + if (m_opaque_ptr->GetCompileUnit()) + return m_opaque_ptr->GetCompileUnit()->GetIsOptimized(); + } + return false; +} + +namespace lldb_private { +namespace repro { + +template <> +void RegisterMethods<SBFunction>(Registry &R) { + LLDB_REGISTER_CONSTRUCTOR(SBFunction, ()); + LLDB_REGISTER_CONSTRUCTOR(SBFunction, (const lldb::SBFunction &)); + LLDB_REGISTER_METHOD(const lldb::SBFunction &, + SBFunction, operator=,(const lldb::SBFunction &)); + LLDB_REGISTER_METHOD_CONST(bool, SBFunction, IsValid, ()); + LLDB_REGISTER_METHOD_CONST(bool, SBFunction, operator bool, ()); + LLDB_REGISTER_METHOD_CONST(const char *, SBFunction, GetName, ()); + LLDB_REGISTER_METHOD_CONST(const char *, SBFunction, GetDisplayName, ()); + LLDB_REGISTER_METHOD_CONST(const char *, SBFunction, GetMangledName, ()); + LLDB_REGISTER_METHOD_CONST( + bool, SBFunction, operator==,(const lldb::SBFunction &)); + LLDB_REGISTER_METHOD_CONST( + bool, SBFunction, operator!=,(const lldb::SBFunction &)); + LLDB_REGISTER_METHOD(bool, SBFunction, GetDescription, (lldb::SBStream &)); + LLDB_REGISTER_METHOD(lldb::SBInstructionList, SBFunction, GetInstructions, + (lldb::SBTarget)); + LLDB_REGISTER_METHOD(lldb::SBInstructionList, SBFunction, GetInstructions, + (lldb::SBTarget, const char *)); + LLDB_REGISTER_METHOD(lldb::SBAddress, SBFunction, GetStartAddress, ()); + LLDB_REGISTER_METHOD(lldb::SBAddress, SBFunction, GetEndAddress, ()); + LLDB_REGISTER_METHOD(const char *, SBFunction, GetArgumentName, (uint32_t)); + LLDB_REGISTER_METHOD(uint32_t, SBFunction, GetPrologueByteSize, ()); + LLDB_REGISTER_METHOD(lldb::SBType, SBFunction, GetType, ()); + LLDB_REGISTER_METHOD(lldb::SBBlock, SBFunction, GetBlock, ()); + LLDB_REGISTER_METHOD(lldb::LanguageType, SBFunction, GetLanguage, ()); + LLDB_REGISTER_METHOD(bool, SBFunction, GetIsOptimized, ()); +} + +} +} |