RegisterContextMinidump_ARM64.h
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//===-- RegisterContextMinidump_ARM64.h -------------------------*- 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
//
//===----------------------------------------------------------------------===//
#ifndef LLDB_SOURCE_PLUGINS_PROCESS_MINIDUMP_REGISTERCONTEXTMINIDUMP_ARM64_H
#define LLDB_SOURCE_PLUGINS_PROCESS_MINIDUMP_REGISTERCONTEXTMINIDUMP_ARM64_H
#include "MinidumpTypes.h"
#include "Plugins/Process/Utility/RegisterInfoInterface.h"
#include "lldb/Target/RegisterContext.h"
#include "llvm/ADT/ArrayRef.h"
#include "llvm/ADT/BitmaskEnum.h"
// C includes
// C++ includes
namespace lldb_private {
namespace minidump {
LLVM_ENABLE_BITMASK_ENUMS_IN_NAMESPACE();
class RegisterContextMinidump_ARM64 : public lldb_private::RegisterContext {
public:
RegisterContextMinidump_ARM64(lldb_private::Thread &thread,
const DataExtractor &data);
~RegisterContextMinidump_ARM64() override = default;
void InvalidateAllRegisters() override {
// Do nothing... registers are always valid...
}
size_t GetRegisterCount() override;
const lldb_private::RegisterInfo *GetRegisterInfoAtIndex(size_t reg) override;
size_t GetRegisterSetCount() override;
const lldb_private::RegisterSet *GetRegisterSet(size_t set) override;
const char *GetRegisterName(unsigned reg);
bool ReadRegister(const RegisterInfo *reg_info,
RegisterValue ®_value) override;
bool WriteRegister(const RegisterInfo *reg_info,
const RegisterValue ®_value) override;
uint32_t ConvertRegisterKindToRegisterNumber(lldb::RegisterKind kind,
uint32_t num) override;
// Reference: see breakpad/crashpad source
struct Context {
uint64_t context_flags;
uint64_t x[32];
uint64_t pc;
uint32_t cpsr;
uint32_t fpsr;
uint32_t fpcr;
uint8_t v[32 * 16]; // 32 128-bit floating point registers
};
protected:
enum class Flags : uint32_t {
ARM64_Flag = 0x80000000,
Integer = ARM64_Flag | 0x00000002,
FloatingPoint = ARM64_Flag | 0x00000004,
LLVM_MARK_AS_BITMASK_ENUM(/* LargestValue = */ FloatingPoint)
};
Context m_regs;
};
} // end namespace minidump
} // end namespace lldb_private
#endif // LLDB_SOURCE_PLUGINS_PROCESS_MINIDUMP_REGISTERCONTEXTMINIDUMP_ARM64_H