[stubs] Port ToName stub to TurboFan.

src/x87/code-stubs-x87.cc

Index: src/x87/code-stubs-x87.cc
diff --git a/src/x87/code-stubs-x87.cc b/src/x87/code-stubs-x87.cc
index 02de67afbcb3fbae7e7c92b5b0673fe295266046..f2c12c5e89d2cf8aa0c8259ab6d7957731d7b54e 100644
--- a/src/x87/code-stubs-x87.cc
+++ b/src/x87/code-stubs-x87.cc
@@ -2165,42 +2165,6 @@ void ToStringStub::Generate(MacroAssembler* masm) {
 }
 
 
-void ToNameStub::Generate(MacroAssembler* masm) {
-  // The ToName stub takes one argument in eax.
-  Label is_number;
-  __ JumpIfSmi(eax, &is_number, Label::kNear);
-
-  Label not_name;
-  STATIC_ASSERT(FIRST_NAME_TYPE == FIRST_TYPE);
-  __ CmpObjectType(eax, LAST_NAME_TYPE, edi);
-  // eax: receiver
-  // edi: receiver map
-  __ j(above, &not_name, Label::kNear);
-  __ Ret();
-  __ bind(&not_name);
-
-  Label not_heap_number;
-  __ CompareMap(eax, masm->isolate()->factory()->heap_number_map());
-  __ j(not_equal, &not_heap_number, Label::kNear);
-  __ bind(&is_number);
-  NumberToStringStub stub(isolate());
-  __ TailCallStub(&stub);
-  __ bind(&not_heap_number);
-
-  Label not_oddball;
-  __ CmpInstanceType(edi, ODDBALL_TYPE);
-  __ j(not_equal, &not_oddball, Label::kNear);
-  __ mov(eax, FieldOperand(eax, Oddball::kToStringOffset));
-  __ Ret();
-  __ bind(&not_oddball);
-
-  __ pop(ecx);   // Pop return address.
-  __ push(eax);  // Push argument.
-  __ push(ecx);  // Push return address.
-  __ TailCallRuntime(Runtime::kToName);
-}
-
-
 void StringHelper::GenerateFlatOneByteStringEquals(MacroAssembler* masm,
                                                    Register left,
                                                    Register right,