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

src/crankshaft/arm64/lithium-codegen-arm64.cc

 // Copyright 2013 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/arm64/lithium-codegen-arm64.h"
 
 #include "src/arm64/frames-arm64.h"
 #include "src/base/bits.h"
 #include "src/code-factory.h"
 #include "src/code-stubs.h"
@@ skipping 2990 matching lines @@
   __ B(ne, &done);
 
   // Get the prototype from the initial map.
   __ Ldr(result, FieldMemOperand(result, Map::kPrototypeOffset));
 
   // All done.
   __ Bind(&done);
 }
 
 
-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(x0));
-
-  AllowDeferredHandleDereference vector_structure_check;
-  Handle<TypeFeedbackVector> vector = instr->hydrogen()->feedback_vector();
-  __ Mov(vector_register, vector);
-  // No need to allocate this register.
-  FeedbackVectorSlot slot = instr->hydrogen()->slot();
-  int index = vector->GetIndex(slot);
-  __ Mov(slot_register, Smi::FromInt(index));
-}
-
-
 MemOperand LCodeGen::PrepareKeyedExternalArrayOperand(
     Register key,
     Register base,
     Register scratch,
     bool key_is_smi,
     bool key_is_constant,
     int constant_key,
     ElementsKind elements_kind,
     int base_offset) {
   int element_size_shift = ElementsKindToShiftSize(elements_kind);
@@ skipping 228 matching lines @@
       __ Ldr(result, FieldMemOperand(result, Cell::kValueOffset));
       __ Cmp(result, Operand(Smi::FromInt(Isolate::kArrayProtectorValid)));
       DeoptimizeIf(ne, instr, DeoptimizeReason::kHole);
     }
     __ LoadRoot(result, Heap::kUndefinedValueRootIndex);
     __ Bind(&done);
   }
 }
 
 
-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);
-
-  DCHECK(ToRegister(instr->result()).Is(x0));
-}
-
-
 void LCodeGen::DoLoadNamedField(LLoadNamedField* instr) {
   HObjectAccess access = instr->hydrogen()->access();
   int offset = access.offset();
   Register object = ToRegister(instr->object());
 
   if (access.IsExternalMemory()) {
     Register result = ToRegister(instr->result());
     __ Load(result, MemOperand(object, offset), access.representation());
     return;
   }
@@ skipping 2334 matching lines @@
   // Index is equal to negated out of object property index plus 1.
   __ Sub(result, result, Operand::UntagSmiAndScale(index, kPointerSizeLog2));
   __ Ldr(result, FieldMemOperand(result,
                                  FixedArray::kHeaderSize - kPointerSize));
   __ Bind(deferred->exit());
   __ Bind(&done);
 }
 
 }  // namespace internal
 }  // namespace v8