[intrinsics] Nuke %HasCachedArrayIndex and %GetCachedArrayIndex.

src/full-codegen/x64/full-codegen-x64.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.
 
 #if V8_TARGET_ARCH_X64
 
 #include "src/full-codegen/full-codegen.h"
 #include "src/ast/compile-time-value.h"
 #include "src/ast/scopes.h"
 #include "src/code-factory.h"
@@ skipping 2693 matching lines @@
   __ movp(rdi, Operand(rsp, (argc + 1) * kPointerSize));
   // Call the target.
   __ Set(rax, argc);
   __ Call(isolate()->builtins()->Call(), RelocInfo::CODE_TARGET);
   OperandStackDepthDecrement(argc + 1);
   RestoreContext();
   // Discard the function left on TOS.
   context()->DropAndPlug(1, rax);
 }
 
-
-void FullCodeGenerator::EmitHasCachedArrayIndex(CallRuntime* expr) {
-  ZoneList<Expression*>* args = expr->arguments();
-  DCHECK(args->length() == 1);
-
-  VisitForAccumulatorValue(args->at(0));
-
-  Label materialize_true, materialize_false;
-  Label* if_true = NULL;
-  Label* if_false = NULL;
-  Label* fall_through = NULL;
-  context()->PrepareTest(&materialize_true, &materialize_false,
-                         &if_true, &if_false, &fall_through);
-
-  __ testl(FieldOperand(rax, String::kHashFieldOffset),
-           Immediate(String::kContainsCachedArrayIndexMask));
-  PrepareForBailoutBeforeSplit(expr, true, if_true, if_false);
-  __ j(zero, if_true);
-  __ jmp(if_false);
-
-  context()->Plug(if_true, if_false);
-}
-
-
-void FullCodeGenerator::EmitGetCachedArrayIndex(CallRuntime* expr) {
-  ZoneList<Expression*>* args = expr->arguments();
-  DCHECK(args->length() == 1);
-  VisitForAccumulatorValue(args->at(0));
-
-  __ AssertString(rax);
-
-  __ movl(rax, FieldOperand(rax, String::kHashFieldOffset));
-  DCHECK(String::kHashShift >= kSmiTagSize);
-  __ IndexFromHash(rax, rax);
-
-  context()->Plug(rax);
-}
-
-
 void FullCodeGenerator::EmitGetSuperConstructor(CallRuntime* expr) {
   ZoneList<Expression*>* args = expr->arguments();
   DCHECK_EQ(1, args->length());
   VisitForAccumulatorValue(args->at(0));
   __ AssertFunction(rax);
   __ movp(rax, FieldOperand(rax, HeapObject::kMapOffset));
   __ movp(rax, FieldOperand(rax, Map::kPrototypeOffset));
   context()->Plug(rax);
 }
 
@@ skipping 785 matching lines @@
   DCHECK_EQ(
       isolate->builtins()->OnStackReplacement()->entry(),
       Assembler::target_address_at(call_target_address, unoptimized_code));
   return ON_STACK_REPLACEMENT;
 }
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_TARGET_ARCH_X64