[intrinsics] Nuke %HasCachedArrayIndex and %GetCachedArrayIndex.

src/full-codegen/mips/full-codegen-mips.cc

Index: src/full-codegen/mips/full-codegen-mips.cc
diff --git a/src/full-codegen/mips/full-codegen-mips.cc b/src/full-codegen/mips/full-codegen-mips.cc
index aa3f6db57714b31a39fb40bbd2462b3a6e692cb9..2000512ad7774f33bfa48b1ecc329dfa009155f0 100644
--- a/src/full-codegen/mips/full-codegen-mips.cc
+++ b/src/full-codegen/mips/full-codegen-mips.cc
@@ -2840,42 +2840,6 @@ void FullCodeGenerator::EmitCall(CallRuntime* expr) {
   context()->DropAndPlug(1, v0);
 }
 
-
-void FullCodeGenerator::EmitHasCachedArrayIndex(CallRuntime* expr) {
-  ZoneList<Expression*>* args = expr->arguments();
-  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);
-
-  __ lw(a0, FieldMemOperand(v0, String::kHashFieldOffset));
-  __ And(a0, a0, Operand(String::kContainsCachedArrayIndexMask));
-
-  PrepareForBailoutBeforeSplit(expr, true, if_true, if_false);
-  Split(eq, a0, Operand(zero_reg), if_true, if_false, fall_through);
-
-  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(v0);
-
-  __ lw(v0, FieldMemOperand(v0, String::kHashFieldOffset));
-  __ IndexFromHash(v0, v0);
-
-  context()->Plug(v0);
-}
-
-
 void FullCodeGenerator::EmitGetSuperConstructor(CallRuntime* expr) {
   ZoneList<Expression*>* args = expr->arguments();
   DCHECK_EQ(1, args->length());