[crankshaft] Remove HLoadKeyedGeneric and use HCallWithDescriptor to call KeyedLoadIC.

src/crankshaft/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/crankshaft/mips64/lithium-codegen-mips64.h"
 
 #include "src/code-factory.h"
 #include "src/code-stubs.h"
 #include "src/crankshaft/hydrogen-osr.h"
 #include "src/crankshaft/mips64/lithium-gap-resolver-mips64.h"
@@ skipping 2582 matching lines @@
     Register reg = ToRegister(instr->parameter_count());
     // The argument count parameter is a smi
     __ SmiUntag(reg);
     __ Dlsa(sp, sp, reg, kPointerSizeLog2);
   }
 
   __ Jump(ra);
 }
 
 
-template <class T>
-void LCodeGen::EmitVectorLoadICRegisters(T* instr) {
-  Register vector_register = ToRegister(instr->temp_vector());
-  Register slot_register = LoadWithVectorDescriptor::SlotRegister();
-  DCHECK(vector_register.is(LoadWithVectorDescriptor::VectorRegister()));
-  DCHECK(slot_register.is(a0));
-
-  AllowDeferredHandleDereference vector_structure_check;
-  Handle<TypeFeedbackVector> vector = instr->hydrogen()->feedback_vector();
-  __ li(vector_register, vector);
-  // No need to allocate this register.
-  FeedbackVectorSlot slot = instr->hydrogen()->slot();
-  int index = vector->GetIndex(slot);
-  __ li(slot_register, Operand(Smi::FromInt(index)));
-}
-
-
 void LCodeGen::DoLoadContextSlot(LLoadContextSlot* instr) {
   Register context = ToRegister(instr->context());
   Register result = ToRegister(instr->result());
 
   __ ld(result, ContextMemOperand(context, instr->slot_index()));
   if (instr->hydrogen()->RequiresHoleCheck()) {
     __ LoadRoot(at, Heap::kTheHoleValueRootIndex);
 
     if (instr->hydrogen()->DeoptimizesOnHole()) {
       DeoptimizeIf(eq, instr, DeoptimizeReason::kHole, result, Operand(at));
@@ skipping 421 matching lines @@
        __ dsra32(scratch0(), key, 0);
     } else {
       __ dsra(scratch0(), key, -shift_size);
     }
     __ Daddu(scratch0(), base, scratch0());
     return MemOperand(scratch0(), base_offset);
   }
 }
 
 
-void LCodeGen::DoLoadKeyedGeneric(LLoadKeyedGeneric* instr) {
-  DCHECK(ToRegister(instr->context()).is(cp));
-  DCHECK(ToRegister(instr->object()).is(LoadDescriptor::ReceiverRegister()));
-  DCHECK(ToRegister(instr->key()).is(LoadDescriptor::NameRegister()));
-
-  EmitVectorLoadICRegisters<LLoadKeyedGeneric>(instr);
-
-  Handle<Code> ic = CodeFactory::KeyedLoadICInOptimizedCode(isolate()).code();
-  CallCode(ic, RelocInfo::CODE_TARGET, instr);
-}
-
-
 void LCodeGen::DoArgumentsElements(LArgumentsElements* instr) {
   Register scratch = scratch0();
   Register temp = scratch1();
   Register result = ToRegister(instr->result());
 
   if (instr->hydrogen()->from_inlined()) {
     __ Dsubu(result, sp, 2 * kPointerSize);
   } else if (instr->hydrogen()->arguments_adaptor()) {
     // Check if the calling frame is an arguments adaptor frame.
     Label done, adapted;
@@ skipping 2591 matching lines @@
   __ ld(result, FieldMemOperand(scratch,
                                 FixedArray::kHeaderSize - kPointerSize));
   __ bind(deferred->exit());
   __ bind(&done);
 }
 
 #undef __
 
 }  // namespace internal
 }  // namespace v8