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//===-- NativeRegisterContextLinux_s390x.h ----------------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#if defined(__s390x__) && defined(__linux__)
#ifndef lldb_NativeRegisterContextLinux_s390x_h
#define lldb_NativeRegisterContextLinux_s390x_h
#include "Plugins/Process/Linux/NativeRegisterContextLinux.h"
#include "Plugins/Process/Utility/RegisterContext_s390x.h"
#include "Plugins/Process/Utility/lldb-s390x-register-enums.h"
namespace lldb_private {
namespace process_linux {
class NativeProcessLinux;
class NativeRegisterContextLinux_s390x : public NativeRegisterContextLinux {
public:
NativeRegisterContextLinux_s390x(const ArchSpec &target_arch,
NativeThreadProtocol &native_thread,
uint32_t concrete_frame_idx);
uint32_t GetRegisterSetCount() const override;
const RegisterSet *GetRegisterSet(uint32_t set_index) const override;
uint32_t GetUserRegisterCount() const override;
Error ReadRegister(const RegisterInfo *reg_info,
RegisterValue ®_value) override;
Error WriteRegister(const RegisterInfo *reg_info,
const RegisterValue ®_value) override;
Error ReadAllRegisterValues(lldb::DataBufferSP &data_sp) override;
Error WriteAllRegisterValues(const lldb::DataBufferSP &data_sp) override;
Error IsWatchpointHit(uint32_t wp_index, bool &is_hit) override;
Error GetWatchpointHitIndex(uint32_t &wp_index,
lldb::addr_t trap_addr) override;
Error IsWatchpointVacant(uint32_t wp_index, bool &is_vacant) override;
bool ClearHardwareWatchpoint(uint32_t wp_index) override;
Error ClearAllHardwareWatchpoints() override;
uint32_t SetHardwareWatchpoint(lldb::addr_t addr, size_t size,
uint32_t watch_flags) override;
lldb::addr_t GetWatchpointAddress(uint32_t wp_index) override;
uint32_t NumSupportedHardwareWatchpoints() override;
protected:
Error DoReadRegisterValue(uint32_t offset, const char *reg_name,
uint32_t size, RegisterValue &value) override;
Error DoWriteRegisterValue(uint32_t offset, const char *reg_name,
const RegisterValue &value) override;
Error DoReadGPR(void *buf, size_t buf_size) override;
Error DoWriteGPR(void *buf, size_t buf_size) override;
Error DoReadFPR(void *buf, size_t buf_size) override;
Error DoWriteFPR(void *buf, size_t buf_size) override;
private:
// Info about register ranges.
struct RegInfo {
uint32_t num_registers;
uint32_t num_gpr_registers;
uint32_t num_fpr_registers;
uint32_t last_gpr;
uint32_t first_fpr;
uint32_t last_fpr;
};
// Private member variables.
RegInfo m_reg_info;
lldb::addr_t m_watchpoint_addr;
// Private member methods.
bool IsRegisterSetAvailable(uint32_t set_index) const;
bool IsGPR(uint32_t reg_index) const;
bool IsFPR(uint32_t reg_index) const;
Error PeekUserArea(uint32_t offset, void *buf, size_t buf_size);
Error PokeUserArea(uint32_t offset, const void *buf, size_t buf_size);
Error DoReadRegisterSet(uint32_t regset, void *buf, size_t buf_size);
Error DoWriteRegisterSet(uint32_t regset, const void *buf, size_t buf_size);
};
} // namespace process_linux
} // namespace lldb_private
#endif // #ifndef lldb_NativeRegisterContextLinux_s390x_h
#endif // defined(__s390x__) && defined(__linux__)
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