PPC: [crankshaft] Deoptimize if HHasInPrototypeChainAndBranch hits a proxy.

src/crankshaft/ppc/lithium-ppc.cc

 // Copyright 2014 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/crankshaft/ppc/lithium-ppc.h"
 
 #include <sstream>
 
 #include "src/crankshaft/hydrogen-osr.h"
 #include "src/crankshaft/lithium-inl.h"
@@ skipping 977 matching lines @@
   LOperand* context = UseFixed(instr->context(), cp);
   LInstanceOf* result = new (zone()) LInstanceOf(context, left, right);
   return MarkAsCall(DefineFixed(result, r3), instr);
 }
 
 
 LInstruction* LChunkBuilder::DoHasInPrototypeChainAndBranch(
     HHasInPrototypeChainAndBranch* instr) {
   LOperand* object = UseRegister(instr->object());
   LOperand* prototype = UseRegister(instr->prototype());
-  return new (zone()) LHasInPrototypeChainAndBranch(object, prototype);
+  LHasInPrototypeChainAndBranch* result =
+      new (zone()) LHasInPrototypeChainAndBranch(object, prototype);
+  return AssignEnvironment(result);
 }
 
 
 LInstruction* LChunkBuilder::DoWrapReceiver(HWrapReceiver* instr) {
   LOperand* receiver = UseRegisterAtStart(instr->receiver());
   LOperand* function = UseRegisterAtStart(instr->function());
   LWrapReceiver* result = new (zone()) LWrapReceiver(receiver, function);
   return AssignEnvironment(DefineAsRegister(result));
 }
 
@@ skipping 1572 matching lines @@
 LInstruction* LChunkBuilder::DoAllocateBlockContext(
     HAllocateBlockContext* instr) {
   LOperand* context = UseFixed(instr->context(), cp);
   LOperand* function = UseRegisterAtStart(instr->function());
   LAllocateBlockContext* result =
       new (zone()) LAllocateBlockContext(context, function);
   return MarkAsCall(DefineFixed(result, cp), instr);
 }
 }  // namespace internal
 }  // namespace v8