contrib/llvm/tools/lldb/source/Plugins/Process/Utility/RegisterContextMach_arm.cpp

   1 //===-- RegisterContextMach_arm.cpp -----------------------------*- C++ -*-===//
   2 //
   3 //                     The LLVM Compiler Infrastructure
   4 //
   5 // This file is distributed under the University of Illinois Open Source
   6 // License. See LICENSE.TXT for details.
   7 //
   8 //===----------------------------------------------------------------------===//
   9
  10 #if defined(__APPLE__)
  11
  12 #include "RegisterContextMach_arm.h"
  13
  14 // C Includes
  15 #include <mach/mach_types.h>
  16 #include <mach/thread_act.h>
  17
  18 // C++ Includes
  19 // Other libraries and framework includes
  20 // Project includes
  21
  22 using namespace lldb;
  23 using namespace lldb_private;
  24
  25 RegisterContextMach_arm::RegisterContextMach_arm(Thread &thread,
  26                                                  uint32_t concrete_frame_idx)
  27     : RegisterContextDarwin_arm(thread, concrete_frame_idx) {}
  28
  29 RegisterContextMach_arm::~RegisterContextMach_arm() {}
  30
  31 int RegisterContextMach_arm::DoReadGPR(lldb::tid_t tid, int flavor, GPR &gpr) {
  32   mach_msg_type_number_t count = GPRWordCount;
  33   return ::thread_get_state(tid, flavor, (thread_state_t)&gpr, &count);
  34 }
  35
  36 int RegisterContextMach_arm::DoReadFPU(lldb::tid_t tid, int flavor, FPU &fpu) {
  37   mach_msg_type_number_t count = FPUWordCount;
  38   return ::thread_get_state(tid, flavor, (thread_state_t)&fpu, &count);
  39 }
  40
  41 int RegisterContextMach_arm::DoReadEXC(lldb::tid_t tid, int flavor, EXC &exc) {
  42   mach_msg_type_number_t count = EXCWordCount;
  43   return ::thread_get_state(tid, flavor, (thread_state_t)&exc, &count);
  44 }
  45
  46 int RegisterContextMach_arm::DoReadDBG(lldb::tid_t tid, int flavor, DBG &dbg) {
  47   mach_msg_type_number_t count = DBGWordCount;
  48   return ::thread_get_state(tid, flavor, (thread_state_t)&dbg, &count);
  49 }
  50
  51 int RegisterContextMach_arm::DoWriteGPR(lldb::tid_t tid, int flavor,
  52                                         const GPR &gpr) {
  53   return ::thread_set_state(
  54       tid, flavor, reinterpret_cast<thread_state_t>(const_cast<GPR *>(&gpr)),
  55       GPRWordCount);
  56 }
  57
  58 int RegisterContextMach_arm::DoWriteFPU(lldb::tid_t tid, int flavor,
  59                                         const FPU &fpu) {
  60   return ::thread_set_state(
  61       tid, flavor, reinterpret_cast<thread_state_t>(const_cast<FPU *>(&fpu)),
  62       FPUWordCount);
  63 }
  64
  65 int RegisterContextMach_arm::DoWriteEXC(lldb::tid_t tid, int flavor,
  66                                         const EXC &exc) {
  67   return ::thread_set_state(
  68       tid, flavor, reinterpret_cast<thread_state_t>(const_cast<EXC *>(&exc)),
  69       EXCWordCount);
  70 }
  71
  72 int RegisterContextMach_arm::DoWriteDBG(lldb::tid_t tid, int flavor,
  73                                         const DBG &dbg) {
  74   return ::thread_set_state(
  75       tid, flavor, reinterpret_cast<thread_state_t>(const_cast<DBG *>(&dbg)),
  76       DBGWordCount);
  77 }
  78
  79 #endif