MIPS: Continue learning for calls in crankshaft.

src/mips64/lithium-codegen-mips64.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/v8.h"
 
 #include "src/code-factory.h"
 #include "src/code-stubs.h"
 #include "src/hydrogen-osr.h"
 #include "src/ic/ic.h"
@@ skipping 4053 matching lines @@
   RecordSafepointWithLazyDeopt(instr, RECORD_SIMPLE_SAFEPOINT);
 }
 
 
 void LCodeGen::DoCallFunction(LCallFunction* instr) {
   DCHECK(ToRegister(instr->context()).is(cp));
   DCHECK(ToRegister(instr->function()).is(a1));
   DCHECK(ToRegister(instr->result()).is(v0));
 
   int arity = instr->arity();
-  CallFunctionStub stub(isolate(), arity, instr->hydrogen()->function_flags());
-  CallCode(stub.GetCode(), RelocInfo::CODE_TARGET, instr);
+  CallFunctionFlags flags = instr->hydrogen()->function_flags();
+  if (instr->hydrogen()->HasVectorAndSlot()) {
+    Register slot_register = ToRegister(instr->temp_slot());
+    Register vector_register = ToRegister(instr->temp_vector());
+    DCHECK(slot_register.is(a3));
+    DCHECK(vector_register.is(a2));
+
+    AllowDeferredHandleDereference vector_structure_check;
+    Handle<TypeFeedbackVector> vector = instr->hydrogen()->feedback_vector();
+    int index = vector->GetIndex(instr->hydrogen()->slot());
+
+    __ li(vector_register, vector);
+    __ li(slot_register, Operand(Smi::FromInt(index)));
+
+    CallICState::CallType call_type =
+        (flags & CALL_AS_METHOD) ? CallICState::METHOD : CallICState::FUNCTION;
+
+    Handle<Code> ic =
+        CodeFactory::CallICInOptimizedCode(isolate(), arity, call_type).code();
+    CallCode(ic, RelocInfo::CODE_TARGET, instr);
+  } else {
+    CallFunctionStub stub(isolate(), arity, flags);
+    CallCode(stub.GetCode(), RelocInfo::CODE_TARGET, instr);
+  }
 }
 
 
 void LCodeGen::DoCallNew(LCallNew* instr) {
   DCHECK(ToRegister(instr->context()).is(cp));
   DCHECK(ToRegister(instr->constructor()).is(a1));
   DCHECK(ToRegister(instr->result()).is(v0));
 
   __ li(a0, Operand(instr->arity()));
   // No cell in a2 for construct type feedback in optimized code
@@ skipping 1898 matching lines @@
   __ li(at, scope_info);
   __ Push(at, ToRegister(instr->function()));
   CallRuntime(Runtime::kPushBlockContext, 2, instr);
   RecordSafepoint(Safepoint::kNoLazyDeopt);
 }
 
 
 #undef __
 
 } }  // namespace v8::internal