MIPS: Use a trampoline stub to load the type feedback vector for CallICs.

src/mips64/code-stubs-mips64.cc

Index: src/mips64/code-stubs-mips64.cc
diff --git a/src/mips64/code-stubs-mips64.cc b/src/mips64/code-stubs-mips64.cc
index 627d65b4314fc37fbcb4a241835f784797f5d668..4419409707006e52b6cf7bf141a9d2ab9599c74a 100644
--- a/src/mips64/code-stubs-mips64.cc
+++ b/src/mips64/code-stubs-mips64.cc
@@ -2821,10 +2821,9 @@ static void EmitLoadTypeFeedbackVector(MacroAssembler* masm, Register vector) {
 void CallIC_ArrayStub::Generate(MacroAssembler* masm) {
   // a1 - function
   // a3 - slot id
+  // a2 - vector
   Label miss;
 
-  EmitLoadTypeFeedbackVector(masm, a2);
-
   __ LoadGlobalFunction(Context::ARRAY_FUNCTION_INDEX, at);
   __ Branch(&miss, ne, a1, Operand(at));
 
@@ -2859,6 +2858,7 @@ void CallIC_ArrayStub::Generate(MacroAssembler* masm) {
 void CallICStub::Generate(MacroAssembler* masm) {
   // a1 - function
   // a3 - slot id (Smi)
+  // a2 - vector
   const int with_types_offset =
       FixedArray::OffsetOfElementAt(TypeFeedbackVector::kWithTypesIndex);
   const int generic_offset =
@@ -2869,8 +2869,6 @@ void CallICStub::Generate(MacroAssembler* masm) {
   int argc = arg_count();
   ParameterCount actual(argc);
 
-  EmitLoadTypeFeedbackVector(masm, a2);
-
   // The checks. First, does r1 match the recorded monomorphic target?
   __ dsrl(a4, a3, 32 - kPointerSizeLog2);
   __ Daddu(a4, a2, Operand(a4));
@@ -4519,6 +4517,20 @@ void KeyedLoadICTrampolineStub::Generate(MacroAssembler* masm) {
 }
 
 
+void CallICTrampolineStub::Generate(MacroAssembler* masm) {
+  EmitLoadTypeFeedbackVector(masm, a2);
+  CallICStub stub(isolate(), state());
+  __ Jump(stub.GetCode(), RelocInfo::CODE_TARGET);
+}
+
+
+void CallIC_ArrayTrampolineStub::Generate(MacroAssembler* masm) {
+  EmitLoadTypeFeedbackVector(masm, a2);
+  CallIC_ArrayStub stub(isolate(), state());
+  __ Jump(stub.GetCode(), RelocInfo::CODE_TARGET);
+}
+
+
 void ProfileEntryHookStub::MaybeCallEntryHook(MacroAssembler* masm) {
   if (masm->isolate()->function_entry_hook() != NULL) {
     ProfileEntryHookStub stub(masm->isolate());