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//===-- ValueObjectRegister.h -----------------------------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#ifndef liblldb_ValueObjectRegister_h_
#define liblldb_ValueObjectRegister_h_
#include "lldb/Core/ValueObject.h"
#include "lldb/Symbol/CompilerType.h"
#include "lldb/Utility/ConstString.h"
#include "lldb/Utility/RegisterValue.h"
#include "lldb/lldb-defines.h"
#include "lldb/lldb-enumerations.h"
#include "lldb/lldb-forward.h"
#include "lldb/lldb-private-types.h"
#include <stddef.h>
#include <stdint.h>
namespace lldb_private {
class DataExtractor;
}
namespace lldb_private {
class Status;
}
namespace lldb_private {
class ExecutionContextScope;
}
namespace lldb_private {
class Scalar;
}
namespace lldb_private {
class Stream;
}
namespace lldb_private {
//----------------------------------------------------------------------
// A ValueObject that contains a root variable that may or may not
// have children.
//----------------------------------------------------------------------
class ValueObjectRegisterContext : public ValueObject {
public:
~ValueObjectRegisterContext() override;
uint64_t GetByteSize() override;
lldb::ValueType GetValueType() const override {
return lldb::eValueTypeRegisterSet;
}
ConstString GetTypeName() override;
ConstString GetQualifiedTypeName() override;
ConstString GetDisplayTypeName() override;
size_t CalculateNumChildren(uint32_t max) override;
ValueObject *CreateChildAtIndex(size_t idx, bool synthetic_array_member,
int32_t synthetic_index) override;
protected:
bool UpdateValue() override;
CompilerType GetCompilerTypeImpl() override;
lldb::RegisterContextSP m_reg_ctx_sp;
private:
ValueObjectRegisterContext(ValueObject &parent,
lldb::RegisterContextSP ®_ctx_sp);
//------------------------------------------------------------------
// For ValueObject only
//------------------------------------------------------------------
DISALLOW_COPY_AND_ASSIGN(ValueObjectRegisterContext);
};
class ValueObjectRegisterSet : public ValueObject {
public:
~ValueObjectRegisterSet() override;
static lldb::ValueObjectSP Create(ExecutionContextScope *exe_scope,
lldb::RegisterContextSP ®_ctx_sp,
uint32_t set_idx);
uint64_t GetByteSize() override;
lldb::ValueType GetValueType() const override {
return lldb::eValueTypeRegisterSet;
}
ConstString GetTypeName() override;
ConstString GetQualifiedTypeName() override;
size_t CalculateNumChildren(uint32_t max) override;
ValueObject *CreateChildAtIndex(size_t idx, bool synthetic_array_member,
int32_t synthetic_index) override;
lldb::ValueObjectSP GetChildMemberWithName(const ConstString &name,
bool can_create) override;
size_t GetIndexOfChildWithName(const ConstString &name) override;
protected:
bool UpdateValue() override;
CompilerType GetCompilerTypeImpl() override;
lldb::RegisterContextSP m_reg_ctx_sp;
const RegisterSet *m_reg_set;
uint32_t m_reg_set_idx;
private:
friend class ValueObjectRegisterContext;
ValueObjectRegisterSet(ExecutionContextScope *exe_scope,
lldb::RegisterContextSP ®_ctx_sp, uint32_t set_idx);
//------------------------------------------------------------------
// For ValueObject only
//------------------------------------------------------------------
DISALLOW_COPY_AND_ASSIGN(ValueObjectRegisterSet);
};
class ValueObjectRegister : public ValueObject {
public:
~ValueObjectRegister() override;
static lldb::ValueObjectSP Create(ExecutionContextScope *exe_scope,
lldb::RegisterContextSP ®_ctx_sp,
uint32_t reg_num);
uint64_t GetByteSize() override;
lldb::ValueType GetValueType() const override {
return lldb::eValueTypeRegister;
}
ConstString GetTypeName() override;
size_t CalculateNumChildren(uint32_t max) override;
bool SetValueFromCString(const char *value_str, Status &error) override;
bool SetData(DataExtractor &data, Status &error) override;
bool ResolveValue(Scalar &scalar) override;
void
GetExpressionPath(Stream &s, bool qualify_cxx_base_classes,
GetExpressionPathFormat epformat =
eGetExpressionPathFormatDereferencePointers) override;
protected:
bool UpdateValue() override;
CompilerType GetCompilerTypeImpl() override;
lldb::RegisterContextSP m_reg_ctx_sp;
RegisterInfo m_reg_info;
RegisterValue m_reg_value;
ConstString m_type_name;
CompilerType m_compiler_type;
private:
void ConstructObject(uint32_t reg_num);
friend class ValueObjectRegisterSet;
ValueObjectRegister(ValueObject &parent, lldb::RegisterContextSP ®_ctx_sp,
uint32_t reg_num);
ValueObjectRegister(ExecutionContextScope *exe_scope,
lldb::RegisterContextSP ®_ctx_sp, uint32_t reg_num);
//------------------------------------------------------------------
// For ValueObject only
//------------------------------------------------------------------
DISALLOW_COPY_AND_ASSIGN(ValueObjectRegister);
};
} // namespace lldb_private
#endif // liblldb_ValueObjectRegister_h_
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