src/x64/debug-x64.cc

// Copyright 2009 the V8 project authors. All rights reserved.
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// modification, are permitted provided that the following conditions are
// met:
//
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//       notice, this list of conditions and the following disclaimer.
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//       with the distribution.
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#include "v8.h"

#include "codegen-inl.h"
#include "debug.h"


namespace v8 {
namespace internal {

#ifdef ENABLE_DEBUGGER_SUPPORT

bool Debug::IsDebugBreakAtReturn(v8::internal::RelocInfo* rinfo) {
  ASSERT(RelocInfo::IsJSReturn(rinfo->rmode()));
  // 11th byte of patch is 0x49, 11th byte of JS return is 0xCC (int3).
  ASSERT(*(rinfo->pc() + 10) == 0x49 || *(rinfo->pc() + 10) == 0xCC);
  return (*(rinfo->pc() + 10) == 0x49);
}

void Debug::GenerateCallICDebugBreak(MacroAssembler* masm) {
  masm->int3();  // UNIMPLEMENTED
}

void Debug::GenerateConstructCallDebugBreak(MacroAssembler* masm) {
  masm->int3();  // UNIMPLEMENTED
}

void Debug::GenerateKeyedLoadICDebugBreak(MacroAssembler* masm) {
  masm->int3();  // UNIMPLEMENTED
}

void Debug::GenerateKeyedStoreICDebugBreak(MacroAssembler* masm) {
  masm->int3();  // UNIMPLEMENTED
}

void Debug::GenerateLoadICDebugBreak(MacroAssembler* masm) {
  masm->int3();  // UNIMPLEMENTED
}

void Debug::GenerateReturnDebugBreak(MacroAssembler* masm) {
  masm->int3();  // UNIMPLEMENTED
}

void Debug::GenerateReturnDebugBreakEntry(MacroAssembler* masm) {
  masm->int3();  // UNIMPLEMENTED
}

void Debug::GenerateStoreICDebugBreak(MacroAssembler* masm) {
  masm->int3();  // UNIMPLEMENTED
}

void Debug::GenerateStubNoRegistersDebugBreak(MacroAssembler* masm) {
  masm->int3();  // UNIMPLEMENTED
}

void BreakLocationIterator::ClearDebugBreakAtReturn() {
  // TODO(X64): Implement this when we start setting Debug breaks.
  UNIMPLEMENTED();
}

bool BreakLocationIterator::IsDebugBreakAtReturn()  {
  // TODO(X64): Implement this when we start setting Debug breaks.
  UNIMPLEMENTED();
  return false;
}

void BreakLocationIterator::SetDebugBreakAtReturn()  {
  UNIMPLEMENTED();
}

#endif  // ENABLE_DEBUGGER_SUPPORT

} }  // namespace v8::internal