Add a utility method to the ia32 macro assembler to move a double immediate into an XMM register.

test/cctest/test-macro-assembler-ia32.cc

 // Copyright 2013 the V8 project authors. 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.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 105 matching lines @@
   __ Store(ebx, Operand(esp, 0 * kPointerSize), Representation::UInteger16());
   __ mov(ebx, Operand(esp, 0 * kPointerSize));
   __ mov(edx, Immediate(65535));
   __ cmp(ebx, edx);
   __ j(not_equal, &exit);
   __ Load(edx, Operand(esp, 0 * kPointerSize), Representation::UInteger16());
   __ cmp(ebx, edx);
   __ j(not_equal, &exit);
 
   // Test 5.
+  if (CpuFeatures::IsSupported(SSE2)) {
+    CpuFeatureScope scope(masm, SSE2);
+    __ mov(eax, Immediate(5));  // Test XMM move immediate.
+    __ Move(xmm0, 0.0);
+    __ Move(xmm1, 0.0);
+    __ ucomisd(xmm0, xmm1);
+    __ j(not_equal, &exit);
+    __ Move(xmm2, 991.01);
+    __ ucomisd(xmm0, xmm2);
+    __ j(equal, &exit);
+    __ Move(xmm0, 991.01);
+    __ ucomisd(xmm0, xmm2);
+    __ j(not_equal, &exit);
+  }
+
+  // Test 6.
+  __ mov(eax, Immediate(6));
   __ Move(edx, Immediate(0));  // Test Move()
   __ cmp(edx, Immediate(0));
   __ j(not_equal, &exit);
   __ Move(ecx, Immediate(-1));
   __ cmp(ecx, Immediate(-1));
   __ j(not_equal, &exit);
   __ Move(ebx, Immediate(0x77));
   __ cmp(ebx, Immediate(0x77));
   __ j(not_equal, &exit);
 
   __ xor_(eax, eax);  // Success.
   __ bind(&exit);
   __ add(esp, Immediate(1 * kPointerSize));
   __ pop(edx);
   __ pop(ebx);
   __ ret(0);
 
   CodeDesc desc;
   masm->GetCode(&desc);
   // Call the function from C++.
   int result = FUNCTION_CAST<F0>(buffer)();
   CHECK_EQ(0, result);
 }
 
 #undef __