[intrinsics] Nuke %HasCachedArrayIndex and %GetCachedArrayIndex.

src/crankshaft/s390/lithium-codegen-s390.cc

 // Copyright 2014 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/s390/lithium-codegen-s390.h"
 
 #include "src/base/bits.h"
 #include "src/code-factory.h"
 #include "src/code-stubs.h"
@@ skipping 2423 matching lines @@
   Register input = ToRegister(instr->value());
 
   if (!instr->hydrogen()->value()->type().IsHeapObject()) {
     __ JumpIfSmi(input, instr->FalseLabel(chunk_));
   }
 
   __ CompareObjectType(input, scratch, scratch, TestType(instr->hydrogen()));
   EmitBranch(instr, BranchCondition(instr->hydrogen()));
 }
 
-void LCodeGen::DoGetCachedArrayIndex(LGetCachedArrayIndex* instr) {
-  Register input = ToRegister(instr->value());
-  Register result = ToRegister(instr->result());
-
-  __ AssertString(input);
-
-  __ LoadlW(result, FieldMemOperand(input, String::kHashFieldOffset));
-  __ IndexFromHash(result, result);
-}
-
-void LCodeGen::DoHasCachedArrayIndexAndBranch(
-    LHasCachedArrayIndexAndBranch* instr) {
-  Register input = ToRegister(instr->value());
-  Register scratch = scratch0();
-
-  __ LoadlW(scratch, FieldMemOperand(input, String::kHashFieldOffset));
-  __ mov(r0, Operand(String::kContainsCachedArrayIndexMask));
-  __ AndP(r0, scratch);
-  EmitBranch(instr, eq);
-}
-
 // 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));
   DCHECK(!temp.is(temp2));
 
   __ JumpIfSmi(input, is_false);
@@ skipping 3100 matching lines @@
   __ LoadP(result,
            FieldMemOperand(scratch, FixedArray::kHeaderSize - kPointerSize));
   __ bind(deferred->exit());
   __ bind(&done);
 }
 
 #undef __
 
 }  // namespace internal
 }  // namespace v8