[crankshaft] Remove useless HCallJSFunction instruction.

src/crankshaft/x64/lithium-x64.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/crankshaft/x64/lithium-x64.h"
 
 #include <sstream>
 
 #if V8_TARGET_ARCH_X64
 
@@ skipping 243 matching lines @@
 
 
 void LInnerAllocatedObject::PrintDataTo(StringStream* stream) {
   stream->Add(" = ");
   base_object()->PrintTo(stream);
   stream->Add(" + ");
   offset()->PrintTo(stream);
 }
 
 
-void LCallJSFunction::PrintDataTo(StringStream* stream) {
-  stream->Add("= ");
-  function()->PrintTo(stream);
-  stream->Add("#%d / ", arity());
-}
-
-
 void LCallWithDescriptor::PrintDataTo(StringStream* stream) {
   for (int i = 0; i < InputCount(); i++) {
     InputAt(i)->PrintTo(stream);
     stream->Add(" ");
   }
   stream->Add("#%d / ", arity());
 }
 
 
 void LLoadContextSlot::PrintDataTo(StringStream* stream) {
@@ skipping 779 matching lines @@
   return DefineAsRegister(new(zone()) LContext);
 }
 
 
 LInstruction* LChunkBuilder::DoDeclareGlobals(HDeclareGlobals* instr) {
   LOperand* context = UseFixed(instr->context(), rsi);
   return MarkAsCall(new(zone()) LDeclareGlobals(context), instr);
 }
 
 
-LInstruction* LChunkBuilder::DoCallJSFunction(
-    HCallJSFunction* instr) {
-  LOperand* function = UseFixed(instr->function(), rdi);
-
-  LCallJSFunction* result = new(zone()) LCallJSFunction(function);
-
-  return MarkAsCall(DefineFixed(result, rax), instr);
-}
-
-
 LInstruction* LChunkBuilder::DoCallWithDescriptor(
     HCallWithDescriptor* instr) {
   CallInterfaceDescriptor descriptor = instr->descriptor();
 
   LOperand* target = UseRegisterOrConstantAtStart(instr->target());
   ZoneList<LOperand*> ops(instr->OperandCount(), zone());
   // Target
   ops.Add(target, zone());
   // Context
   LOperand* op = UseFixed(instr->OperandAt(1), rsi);
@@ skipping 1535 matching lines @@
 LInstruction* LChunkBuilder::DoStoreFrameContext(HStoreFrameContext* instr) {
   LOperand* context = UseRegisterAtStart(instr->context());
   return new(zone()) LStoreFrameContext(context);
 }
 
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_TARGET_ARCH_X64