Support %_CallFunction in optimized 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 285 matching lines @@
 }
 
 
 void LStoreContextSlot::PrintDataTo(StringStream* stream) {
   InputAt(0)->PrintTo(stream);
   stream->Add("[%d] <- ", slot_index());
   InputAt(1)->PrintTo(stream);
 }
 
 
+void LInvokeFunction::PrintDataTo(StringStream* stream) {
+  stream->Add("= ");
+  InputAt(0)->PrintTo(stream);
+  stream->Add(" #%d / ", arity());
+}
+
+
 void LCallKeyed::PrintDataTo(StringStream* stream) {
   stream->Add("[rcx] #%d / ", arity());
 }
 
 
 void LCallNamed::PrintDataTo(StringStream* stream) {
   SmartPointer<char> name_string = name()->ToCString();
   stream->Add("%s #%d / ", *name_string, arity());
 }
 
@@ skipping 888 matching lines @@
 }
 
 
 LInstruction* LChunkBuilder::DoCallConstantFunction(
     HCallConstantFunction* instr) {
   argument_count_ -= instr->argument_count();
   return MarkAsCall(DefineFixed(new LCallConstantFunction, rax), instr);
 }
 
 
+LInstruction* LChunkBuilder::DoInvokeFunction(HInvokeFunction* instr) {
+  LOperand* function = UseFixed(instr->function(), rdi);
+  argument_count_ -= instr->argument_count();
+  LInvokeFunction* result = new LInvokeFunction(function);
+  return MarkAsCall(DefineFixed(result, rax), instr, CANNOT_DEOPTIMIZE_EAGERLY);
+}
+
+
 LInstruction* LChunkBuilder::DoUnaryMathOperation(HUnaryMathOperation* instr) {
   BuiltinFunctionId op = instr->op();
   if (op == kMathLog || op == kMathSin || op == kMathCos) {
     LOperand* input = UseFixedDouble(instr->value(), xmm1);
     LUnaryMathOperation* result = new LUnaryMathOperation(input);
     return MarkAsCall(DefineFixedDouble(result, xmm1), instr);
   } else {
     LOperand* input = UseRegisterAtStart(instr->value());
     LUnaryMathOperation* result = new LUnaryMathOperation(input);
     switch (op) {
@@ skipping 882 matching lines @@
 
 LInstruction* LChunkBuilder::DoLeaveInlined(HLeaveInlined* instr) {
   HEnvironment* outer = current_block_->last_environment()->outer();
   current_block_->UpdateEnvironment(outer);
   return NULL;
 }
 
 } }  // namespace v8::internal
 
 #endif  // V8_TARGET_ARCH_X64