[intrinsics] Nuke %HasCachedArrayIndex and %GetCachedArrayIndex.

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 2384 matching lines @@
     __ JumpIfSmi(input, instr->FalseLabel(chunk_));
   }
 
   __ GetObjectType(input, scratch, scratch);
   EmitBranch(instr,
              BranchCondition(instr->hydrogen()),
              scratch,
              Operand(TestType(instr->hydrogen())));
 }
 
-
-void LCodeGen::DoGetCachedArrayIndex(LGetCachedArrayIndex* instr) {
-  Register input = ToRegister(instr->value());
-  Register result = ToRegister(instr->result());
-
-  __ AssertString(input);
-
-  __ lwu(result, FieldMemOperand(input, String::kHashFieldOffset));
-  __ IndexFromHash(result, result);
-}
-
-
-void LCodeGen::DoHasCachedArrayIndexAndBranch(
-    LHasCachedArrayIndexAndBranch* instr) {
-  Register input = ToRegister(instr->value());
-  Register scratch = scratch0();
-
-  __ lwu(scratch,
-         FieldMemOperand(input, String::kHashFieldOffset));
-  __ And(at, scratch, Operand(String::kContainsCachedArrayIndexMask));
-  EmitBranch(instr, eq, at, Operand(zero_reg));
-}
-
-
 // Branches to a label or falls through with the answer in flags.  Trashes
 // the temp registers, but not the input.
 void LCodeGen::EmitClassOfTest(Label* is_true,
                                Label* is_false,
                                Handle<String>class_name,
                                Register input,
                                Register temp,
                                Register temp2) {
   DCHECK(!input.is(temp));
   DCHECK(!input.is(temp2));
@@ skipping 3206 matching lines @@
   __ ld(result, FieldMemOperand(scratch,
                                 FixedArray::kHeaderSize - kPointerSize));
   __ bind(deferred->exit());
   __ bind(&done);
 }
 
 #undef __
 
 }  // namespace internal
 }  // namespace v8