Generation of our home-grown memmove doesn't depend on serializer state anymore.

src/mips/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 "v8.h"
 
 #if V8_TARGET_ARCH_MIPS
 
 #include "codegen.h"
 #include "macro-assembler.h"
@@ skipping 54 matching lines @@
   return FUNCTION_CAST<UnaryMathFunction>(buffer);
 #else
   fast_exp_mips_machine_code = buffer;
   return &fast_exp_simulator;
 #endif
 }
 
 
 #if defined(V8_HOST_ARCH_MIPS)
 OS::MemCopyUint8Function CreateMemCopyUint8Function(
-    bool serializer_enabled,
     OS::MemCopyUint8Function stub) {
 #if defined(USE_SIMULATOR)
   return stub;
 #else
-  if (serializer_enabled) return stub;
-
   size_t actual_size;
   byte* buffer = static_cast<byte*>(OS::Allocate(3 * KB, &actual_size, true));
   if (buffer == NULL) return stub;
 
   // This code assumes that cache lines are 32 bytes and if the cache line is
   // larger it will not work correctly.
   MacroAssembler masm(NULL, buffer, static_cast<int>(actual_size));
 
   {
     Label lastb, unaligned, aligned, chkw,
@@ skipping 1106 matching lines @@
     patcher.masm()->nop();  // Pad the empty space.
   }
 }
 
 
 #undef __
 
 } }  // namespace v8::internal
 
 #endif  // V8_TARGET_ARCH_MIPS