Simplified CPU/CpuFeatures a bit.

src/ia32/assembler-ia32.cc

 // Copyright (c) 1994-2006 Sun Microsystems Inc.
 // All Rights Reserved.
 //
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions
 // are met:
 //
 // - Redistributions of source code must retain the above copyright notice,
 // this list of conditions and the following disclaimer.
 //
@@ skipping 71 matching lines @@
 
 const char* IntelDoubleRegister::AllocationIndexToString(int index) {
   if (CpuFeatures::IsSupported(SSE2)) {
     return XMMRegister::AllocationIndexToString(index);
   } else {
     return X87Register::AllocationIndexToString(index);
   }
 }
 
 
-void CpuFeatures::Probe() {
+void CpuFeatures::Probe(bool serializer_enabled) {
   ASSERT(!initialized_);
   ASSERT(supported_ == 0);
 #ifdef DEBUG
   initialized_ = true;
 #endif
-  if (Serializer::enabled()) {
+  if (serializer_enabled) {
     supported_ |= OS::CpuFeaturesImpliedByPlatform();
     return;  // No features if we might serialize.
   }
 
   uint64_t probed_features = 0;
   CPU cpu;
   if (cpu.has_sse41()) {
     probed_features |= static_cast<uint64_t>(1) << SSE4_1;
   }
   if (cpu.has_sse3()) {
@@ skipping 2638 matching lines @@
     fprintf(coverage_log, "%s\n", file_line);
     fflush(coverage_log);
   }
 }
 
 #endif
 
 } }  // namespace v8::internal
 
 #endif  // V8_TARGET_ARCH_IA32