VectorICs: keyed element loads were kicking out non-smi keys unnecessarily

src/mips/full-codegen-mips.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/v8.h"
 
 #if V8_TARGET_ARCH_MIPS
 
 // Note on Mips implementation:
 //
@@ skipping 4084 matching lines @@
   __ LoadRoot(result, Heap::kNanValueRootIndex);
   __ jmp(&done);
 
   __ bind(&need_conversion);
   // Load the undefined value into the result register, which will
   // trigger conversion.
   __ LoadRoot(result, Heap::kUndefinedValueRootIndex);
   __ jmp(&done);
 
   NopRuntimeCallHelper call_helper;
-  generator.GenerateSlow(masm_, call_helper);
+  generator.GenerateSlow(masm_, NOT_PART_OF_IC_HANDLER, call_helper);
 
   __ bind(&done);
   context()->Plug(result);
 }
 
 
 void FullCodeGenerator::EmitStringCharAt(CallRuntime* expr) {
   ZoneList<Expression*>* args = expr->arguments();
   DCHECK(args->length() == 2);
 
@@ skipping 28 matching lines @@
   __ LoadRoot(result, Heap::kempty_stringRootIndex);
   __ jmp(&done);
 
   __ bind(&need_conversion);
   // Move smi zero into the result register, which will trigger
   // conversion.
   __ li(result, Operand(Smi::FromInt(0)));
   __ jmp(&done);
 
   NopRuntimeCallHelper call_helper;
-  generator.GenerateSlow(masm_, call_helper);
+  generator.GenerateSlow(masm_, NOT_PART_OF_IC_HANDLER, call_helper);
 
   __ bind(&done);
   context()->Plug(result);
 }
 
 
 void FullCodeGenerator::EmitStringAdd(CallRuntime* expr) {
   ZoneList<Expression*>* args = expr->arguments();
   DCHECK_EQ(2, args->length());
   VisitForStackValue(args->at(0));
@@ skipping 1291 matching lines @@
       Assembler::target_address_at(pc_immediate_load_address)) ==
          reinterpret_cast<uint32_t>(
              isolate->builtins()->OsrAfterStackCheck()->entry()));
   return OSR_AFTER_STACK_CHECK;
 }
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_TARGET_ARCH_MIPS