Debugger: use debug break slots to break at function exit.

src/builtins.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.
 
 #include "src/v8.h"
 
 #include "src/api.h"
 #include "src/api-natives.h"
 #include "src/arguments.h"
 #include "src/base/once.h"
@@ skipping 1352 matching lines @@
   KeyedStoreIC::GeneratePreMonomorphic(masm);
 }
 
 
 static void Generate_KeyedStoreIC_PreMonomorphic_Strict(MacroAssembler* masm) {
   KeyedStoreIC::GeneratePreMonomorphic(masm);
 }
 
 
 static void Generate_Return_DebugBreak(MacroAssembler* masm) {
-  DebugCodegen::GenerateReturnDebugBreak(masm);
+  DebugCodegen::GenerateDebugBreakStub(masm,
+                                       DebugCodegen::SAVE_RESULT_REGISTER);
 }
 
 
 static void Generate_Slot_DebugBreak(MacroAssembler* masm) {
-  DebugCodegen::GenerateSlotDebugBreak(masm);
+  DebugCodegen::GenerateDebugBreakStub(masm,
+                                       DebugCodegen::IGNORE_RESULT_REGISTER);
 }
 
 
 static void Generate_PlainReturn_LiveEdit(MacroAssembler* masm) {
   DebugCodegen::GeneratePlainReturnLiveEdit(masm);
 }
 
 
 static void Generate_FrameDropper_LiveEdit(MacroAssembler* masm) {
   DebugCodegen::GenerateFrameDropperLiveEdit(masm);
@@ skipping 226 matching lines @@
 BUILTIN_LIST_C(DEFINE_BUILTIN_ACCESSOR_C)
 BUILTIN_LIST_A(DEFINE_BUILTIN_ACCESSOR_A)
 BUILTIN_LIST_H(DEFINE_BUILTIN_ACCESSOR_H)
 BUILTIN_LIST_DEBUG_A(DEFINE_BUILTIN_ACCESSOR_A)
 #undef DEFINE_BUILTIN_ACCESSOR_C
 #undef DEFINE_BUILTIN_ACCESSOR_A
 
 
 }  // namespace internal
 }  // namespace v8