[debugger] separate break point info from code instrumentation.

src/builtins/x64/builtins-x64.cc

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #if V8_TARGET_ARCH_X64
 
 #include "src/code-factory.h"
 #include "src/codegen.h"
 #include "src/deoptimizer.h"
 #include "src/full-codegen/full-codegen.h"
@@ skipping 718 matching lines @@
 
   // The return value is in rax.
   LeaveInterpreterFrame(masm, rbx, rcx);
   __ ret(0);
 
   // Load debug copy of the bytecode array.
   __ bind(&load_debug_bytecode_array);
   Register debug_info = kInterpreterBytecodeArrayRegister;
   __ movp(debug_info, FieldOperand(rax, SharedFunctionInfo::kDebugInfoOffset));
   __ movp(kInterpreterBytecodeArrayRegister,
-          FieldOperand(debug_info, DebugInfo::kAbstractCodeIndex));
+          FieldOperand(debug_info, DebugInfo::kDebugBytecodeArrayIndex));
   __ jmp(&bytecode_array_loaded);
 
   // If the bytecode array is no longer present, then the underlying function
   // has been switched to a different kind of code and we heal the closure by
   // switching the code entry field over to the new code object as well.
   __ bind(&bytecode_array_not_present);
   __ leave();  // Leave the frame so we can tail call.
   __ movp(rcx, FieldOperand(rdi, JSFunction::kSharedFunctionInfoOffset));
   __ movp(rcx, FieldOperand(rcx, SharedFunctionInfo::kCodeOffset));
   __ leap(rcx, FieldOperand(rcx, Code::kHeaderSize));
@@ skipping 2295 matching lines @@
 void Builtins::Generate_InterpreterOnStackReplacement(MacroAssembler* masm) {
   Generate_OnStackReplacementHelper(masm, true);
 }
 
 #undef __
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_TARGET_ARCH_X64