SIMD.js Add the other SIMD Phase 1 types.

src/utils.h

Index: src/utils.h
diff --git a/src/utils.h b/src/utils.h
index eeea4da21623acf917c94e510633a4d47c75d4ac..582c5769936947698217cf5fd5ef219ab7e919eb 100644
--- a/src/utils.h
+++ b/src/utils.h
@@ -200,27 +200,6 @@ inline double Floor(double x) {
   return std::floor(x);
 }
 
-// Implements the ES5 SameValue operation for floating point types.
-// http://www.ecma-international.org/ecma-262/6.0/#sec-samevalue
-template <typename T>
-bool SameValue(T x, T y) {
-  // SameValue(NaN, NaN) is true.
-  if (x != y) return std::isnan(x) && std::isnan(y);
-  // SameValue(0, -0) is false.
-  if (std::signbit(x) != std::signbit(y)) return false;
-  return true;
-}
-
-
-// Implements the ES6 SameValueZero operation for floating point types.
-// http://www.ecma-international.org/ecma-262/6.0/#sec-samevaluezero
-template <typename T>
-bool SameValueZero(T x, T y) {
-  if (x != y) return std::isnan(x) && std::isnan(y);
-  // SameValueZero doesn't distinguish between 0 and -0.
-  return true;
-}
-
 
 // TODO(svenpanne) Clean up the whole power-of-2 mess.
 inline int32_t WhichPowerOf2Abs(int32_t x) {