[ic] [stubs] Don't use Code::flags in megamorphic stub cache hash computations.

src/mips64/macro-assembler-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 <limits.h>  // For LONG_MIN, LONG_MAX.
 
 #if V8_TARGET_ARCH_MIPS64
 
 #include "src/base/division-by-constant.h"
 #include "src/bootstrapper.h"
@@ skipping 5996 matching lines @@
     sd(scratch1, MemOperand(scratch2));
   }
 }
 
 
 void MacroAssembler::IncrementCounter(StatsCounter* counter, int value,
                                       Register scratch1, Register scratch2) {
   DCHECK(value > 0);
   if (FLAG_native_code_counters && counter->Enabled()) {
     li(scratch2, Operand(ExternalReference(counter)));
-    ld(scratch1, MemOperand(scratch2));
-    Daddu(scratch1, scratch1, Operand(value));
-    sd(scratch1, MemOperand(scratch2));
+    lw(scratch1, MemOperand(scratch2));
+    Addu(scratch1, scratch1, Operand(value));
+    sw(scratch1, MemOperand(scratch2));
   }
 }
 
 
 void MacroAssembler::DecrementCounter(StatsCounter* counter, int value,
                                       Register scratch1, Register scratch2) {
   DCHECK(value > 0);
   if (FLAG_native_code_counters && counter->Enabled()) {
     li(scratch2, Operand(ExternalReference(counter)));
     ld(scratch1, MemOperand(scratch2));
@@ skipping 1307 matching lines @@
   if (mag.shift > 0) sra(result, result, mag.shift);
   srl(at, dividend, 31);
   Addu(result, result, Operand(at));
 }
 
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_TARGET_ARCH_MIPS64