A64: Synchronize with r17807.

src/a64/lithium-a64.cc

 // Copyright 2013 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 1068 matching lines @@
 
 LInstruction* LChunkBuilder::DoCallConstantFunction(
     HCallConstantFunction* instr) {
   return MarkAsCall(DefineFixed(new(zone()) LCallConstantFunction, x0), instr);
 }
 
 
 LInstruction* LChunkBuilder::DoCallFunction(HCallFunction* instr) {
   LOperand* function = UseFixed(instr->function(), x1);
   LInstruction* result = DefineFixed(new(zone()) LCallFunction(function), x0);
-  // TODO(all): Uncomment the following line during the rebase.
-  // if (instr->IsTailCall()) return result;
+  if (instr->IsTailCall()) return result;
   return MarkAsCall(result, instr);
 }
 
 
 LInstruction* LChunkBuilder::DoCallGlobal(HCallGlobal* instr) {
   return MarkAsCall(DefineFixed(new(zone()) LCallGlobal, x0), instr);
 }
 
 
 LInstruction* LChunkBuilder::DoCallKeyed(HCallKeyed* instr) {
@@ skipping 514 matching lines @@
   return MarkAsCall(DefineFixed(result, x0), instr, CANNOT_DEOPTIMIZE_EAGERLY);
 }
 
 
 LInstruction* LChunkBuilder::DoIsConstructCallAndBranch(
     HIsConstructCallAndBranch* instr) {
   return new(zone()) LIsConstructCallAndBranch(TempRegister(), TempRegister());
 }
 
 
+LInstruction* LChunkBuilder::DoCompareMinusZeroAndBranch(
+    HCompareMinusZeroAndBranch* instr) {
+  Abort(kUnimplemented);
+  return NULL;
+}
+
+
 LInstruction* LChunkBuilder::DoIsObjectAndBranch(HIsObjectAndBranch* instr) {
   ASSERT(instr->value()->representation().IsTagged());
   LOperand* value = UseRegisterAtStart(instr->value());
   LOperand* temp1 = TempRegister();
   LOperand* temp2 = TempRegister();
   return new(zone()) LIsObjectAndBranch(value, temp1, temp2);
 }
 
 
 LInstruction* LChunkBuilder::DoIsStringAndBranch(HIsStringAndBranch* instr) {
@@ skipping 314 matching lines @@
 LInstruction* LChunkBuilder::DoParameter(HParameter* instr) {
   LParameter* result = new(zone()) LParameter;
   if (instr->kind() == HParameter::STACK_PARAMETER) {
     int spill_index = chunk_->GetParameterStackSlot(instr->index());
     return DefineAsSpilled(result, spill_index);
   } else {
     ASSERT(info()->IsStub());
     CodeStubInterfaceDescriptor* descriptor =
         info()->code_stub()->GetInterfaceDescriptor(info()->isolate());
     int index = static_cast<int>(instr->index());
-    Register reg = DESCRIPTOR_GET_PARAMETER_REGISTER(descriptor, index);
+    Register reg = descriptor->GetParameterRegister(index);
     return DefineFixed(result, reg);
   }
 }
 
 
 LInstruction* LChunkBuilder::DoPower(HPower* instr) {
   ASSERT(instr->representation().IsDouble());
   // We call a C function for double power. It can't trigger a GC.
   // We need to use fixed result register for the call.
   Representation exponent_type = instr->right()->representation();
@@ skipping 598 matching lines @@
 LInstruction* LChunkBuilder::DoWrapReceiver(HWrapReceiver* instr) {
   LOperand* receiver = UseRegister(instr->receiver());
   LOperand* function = UseRegisterAtStart(instr->function());
   LOperand* temp = TempRegister();
   LWrapReceiver* result = new(zone()) LWrapReceiver(receiver, function, temp);
   return AssignEnvironment(DefineAsRegister(result));
 }
 
 
 } }  // namespace v8::internal