Require SSE2 support for the ia32 port.

src/ia32/builtins-ia32.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_IA32
 
 #include "codegen.h"
 #include "deoptimizer.h"
@@ skipping 659 matching lines @@
   __ ret(0);  // Return to IC Miss stub, continuation still on stack.
 }
 
 
 void Builtins::Generate_NotifyStubFailure(MacroAssembler* masm) {
   Generate_NotifyStubFailureHelper(masm, kDontSaveFPRegs);
 }
 
 
 void Builtins::Generate_NotifyStubFailureSaveDoubles(MacroAssembler* masm) {
-  if (Serializer::enabled(masm->isolate())) {
-    PlatformFeatureScope sse2(masm->isolate(), SSE2);
-    Generate_NotifyStubFailureHelper(masm, kSaveFPRegs);
-  } else {
-    Generate_NotifyStubFailureHelper(masm, kSaveFPRegs);
-  }
+  Generate_NotifyStubFailureHelper(masm, kSaveFPRegs);
 }
 
 
 static void Generate_NotifyDeoptimizedHelper(MacroAssembler* masm,
                                              Deoptimizer::BailoutType type) {
   {
     FrameScope scope(masm, StackFrame::INTERNAL);
 
     // Pass deoptimization type to the runtime system.
     __ push(Immediate(Smi::FromInt(static_cast<int>(type))));
@@ skipping 743 matching lines @@
 
   __ bind(&ok);
   __ ret(0);
 }
 
 #undef __
 }
 }  // namespace v8::internal
 
 #endif  // V8_TARGET_ARCH_IA32