source/Plugins/Process/Utility/RegisterContextMach_i386.cpp

//===-- RegisterContextMach_i386.cpp ----------------------------*- C++ -*-===//
//
//                     The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//

#if defined(__APPLE__)

// C Includes
#include <mach/thread_act.h>

// C++ Includes
// Other libraries and framework includes
// Project includes
#include "RegisterContextMach_i386.h"

using namespace lldb;
using namespace lldb_private;


RegisterContextMach_i386::RegisterContextMach_i386(Thread &thread, uint32_t concrete_frame_idx) :
    RegisterContextDarwin_i386 (thread, concrete_frame_idx)
{
}

RegisterContextMach_i386::~RegisterContextMach_i386()
{
}

int
RegisterContextMach_i386::DoReadGPR (lldb::tid_t tid, int flavor, GPR &gpr)
{
    mach_msg_type_number_t count = GPRWordCount;
    return ::thread_get_state(tid, flavor, (thread_state_t)&gpr, &count);
}

int
RegisterContextMach_i386::DoReadFPU (lldb::tid_t tid, int flavor, FPU &fpu)
{
    mach_msg_type_number_t count = FPUWordCount;
    return ::thread_get_state(tid, flavor, (thread_state_t)&fpu, &count);
}

int
RegisterContextMach_i386::DoReadEXC (lldb::tid_t tid, int flavor, EXC &exc)
{
    mach_msg_type_number_t count = EXCWordCount;
    return ::thread_get_state(tid, flavor, (thread_state_t)&exc, &count);
}

int
RegisterContextMach_i386::DoWriteGPR (lldb::tid_t tid, int flavor, const GPR &gpr)
{
    return ::thread_set_state(tid, flavor, (thread_state_t)&gpr, GPRWordCount);
}

int
RegisterContextMach_i386::DoWriteFPU (lldb::tid_t tid, int flavor, const FPU &fpu)
{
    return ::thread_set_state(tid, flavor, (thread_state_t)&fpu, FPUWordCount);
}

int
RegisterContextMach_i386::DoWriteEXC (lldb::tid_t tid, int flavor, const EXC &exc)
{
    return ::thread_set_state(tid, flavor, (thread_state_t)&exc, EXCWordCount);
}

#endif