Fix potential overwriting of debug jumps of following code.

src/x64/lithium-x64.cc

 // Copyright 2011 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 1074 matching lines @@
 }
 
 
 LInstruction* LChunkBuilder::DoCallKeyed(HCallKeyed* instr) {
   Abort("Unimplemented: %s", "DoCallKeyed");
   return NULL;
 }
 
 
 LInstruction* LChunkBuilder::DoCallNamed(HCallNamed* instr) {
-  Abort("Unimplemented: %s", "DoCallNamed");
-  return NULL;
+  argument_count_ -= instr->argument_count();
+  return MarkAsCall(DefineFixed(new LCallNamed, rax), instr);
 }
 
 
 LInstruction* LChunkBuilder::DoCallGlobal(HCallGlobal* instr) {
   Abort("Unimplemented: %s", "DoCallGlobal");
   return NULL;
 }
 
 
 LInstruction* LChunkBuilder::DoCallKnownGlobal(HCallKnownGlobal* instr) {
-  Abort("Unimplemented: %s", "DoCallKnownGlobal");
-  return NULL;
+  argument_count_ -= instr->argument_count();
+  return MarkAsCall(DefineFixed(new LCallKnownGlobal, rax), instr);
 }
 
 
 LInstruction* LChunkBuilder::DoCallNew(HCallNew* instr) {
   LOperand* constructor = UseFixed(instr->constructor(), rdi);
   argument_count_ -= instr->argument_count();
   LCallNew* result = new LCallNew(constructor);
   return MarkAsCall(DefineFixed(result, rax), instr);
 }
 
@@ skipping 192 matching lines @@
 }
 
 
 LInstruction* LChunkBuilder::DoClassOfTest(HClassOfTest* instr) {
   Abort("Unimplemented: %s", "DoClassOfTest");
   return NULL;
 }
 
 
 LInstruction* LChunkBuilder::DoJSArrayLength(HJSArrayLength* instr) {
-  Abort("Unimplemented: %s", "DoJSArrayLength");
-  return NULL;
+  LOperand* array = UseRegisterAtStart(instr->value());
+  return DefineAsRegister(new LJSArrayLength(array));
 }
 
 
 LInstruction* LChunkBuilder::DoFixedArrayLength(HFixedArrayLength* instr) {
   Abort("Unimplemented: %s", "DoFixedArrayLength");
   return NULL;
 }
 
 
 LInstruction* LChunkBuilder::DoValueOf(HValueOf* instr) {
@@ skipping 82 matching lines @@
 }
 
 
 LInstruction* LChunkBuilder::DoCheckNonSmi(HCheckNonSmi* instr) {
   LOperand* value = UseRegisterAtStart(instr->value());
   return AssignEnvironment(new LCheckSmi(value, zero));
 }
 
 
 LInstruction* LChunkBuilder::DoCheckInstanceType(HCheckInstanceType* instr) {
-  Abort("Unimplemented: %s", "DoCheckInstanceType");
-  return NULL;
+  LOperand* value = UseRegisterAtStart(instr->value());
+  LCheckInstanceType* result = new LCheckInstanceType(value);
+  return AssignEnvironment(result);
 }
 
 
 LInstruction* LChunkBuilder::DoCheckPrototypeMaps(HCheckPrototypeMaps* instr) {
   LOperand* temp = TempRegister();
   LCheckPrototypeMaps* result = new LCheckPrototypeMaps(temp);
   return AssignEnvironment(result);
 }
 
 
@@ skipping 41 matching lines @@
 
 LInstruction* LChunkBuilder::DoLoadGlobal(HLoadGlobal* instr) {
   LLoadGlobal* result = new LLoadGlobal;
   return instr->check_hole_value()
       ? AssignEnvironment(DefineAsRegister(result))
       : DefineAsRegister(result);
 }
 
 
 LInstruction* LChunkBuilder::DoStoreGlobal(HStoreGlobal* instr) {
-  return new LStoreGlobal(UseRegisterAtStart(instr->value()));
+  LStoreGlobal* result = new LStoreGlobal(UseRegister(instr->value()),
+                                          TempRegister());
+  return instr->check_hole_value() ? AssignEnvironment(result) : result;
 }
 
 
 LInstruction* LChunkBuilder::DoLoadContextSlot(HLoadContextSlot* instr) {
   Abort("Unimplemented: %s", "DoLoadContextSlot");
   return NULL;
 }
 
 
 LInstruction* LChunkBuilder::DoStoreContextSlot(HStoreContextSlot* instr) {
@@ skipping 220 matching lines @@
 
 
 LInstruction* LChunkBuilder::DoLeaveInlined(HLeaveInlined* instr) {
   Abort("Unimplemented: %s", "DoLeaveInlined");
   return NULL;
 }
 
 } }  // namespace v8::internal
 
 #endif  // V8_TARGET_ARCH_X64