Inline functions that use arguments object in f.apply(o, arguments) pattern.

src/x64/lithium-codegen-x64.cc

Index: src/x64/lithium-codegen-x64.cc
diff --git a/src/x64/lithium-codegen-x64.cc b/src/x64/lithium-codegen-x64.cc
index 893ec597d42bd43ee9c1b1c82399483a33e8fa1a..3311d23e83db141921e43e6901e2233ba062c21c 100644
--- a/src/x64/lithium-codegen-x64.cc
+++ b/src/x64/lithium-codegen-x64.cc
@@ -2501,14 +2501,9 @@ void LCodeGen::DoArgumentsLength(LArgumentsLength* instr) {
 }
 
 
-void LCodeGen::DoApplyArguments(LApplyArguments* instr) {
+void LCodeGen::DoWrapReceiver(LWrapReceiver* instr) {
   Register receiver = ToRegister(instr->receiver());
   Register function = ToRegister(instr->function());
-  Register length = ToRegister(instr->length());
-  Register elements = ToRegister(instr->elements());
-  ASSERT(receiver.is(rax));  // Used for parameter count.
-  ASSERT(function.is(rdi));  // Required by InvokeFunction.
-  ASSERT(ToRegister(instr->result()).is(rax));
 
   // If the receiver is null or undefined, we have to pass the global
   // object as a receiver to normal functions. Values have to be
@@ -2551,6 +2546,17 @@ void LCodeGen::DoApplyArguments(LApplyArguments* instr) {
   __ movq(receiver,
           FieldOperand(receiver, JSGlobalObject::kGlobalReceiverOffset));
   __ bind(&receiver_ok);
+}
+
+
+void LCodeGen::DoApplyArguments(LApplyArguments* instr) {
+  Register receiver = ToRegister(instr->receiver());
+  Register function = ToRegister(instr->function());
+  Register length = ToRegister(instr->length());
+  Register elements = ToRegister(instr->elements());
+  ASSERT(receiver.is(rax));  // Used for parameter count.
+  ASSERT(function.is(rdi));  // Required by InvokeFunction.
+  ASSERT(ToRegister(instr->result()).is(rax));
 
   // Copy the arguments to this function possibly from the
   // adaptor frame below it.