Convert between tagged and untagged kSimd128 values.

src/compiler/simplified-operator.cc

Index: src/compiler/simplified-operator.cc
diff --git a/src/compiler/simplified-operator.cc b/src/compiler/simplified-operator.cc
index d60efb4068057fdfbaf4bcd7ac5227f0742e1535..04d7a21b39df74929dd805fe5a64f82b600a5111 100644
--- a/src/compiler/simplified-operator.cc
+++ b/src/compiler/simplified-operator.cc
@@ -181,9 +181,29 @@ const ElementAccess& ElementAccessOf(const Operator* op) {
   V(ChangeTaggedToInt32, Operator::kNoProperties, 1)     \
   V(ChangeTaggedToUint32, Operator::kNoProperties, 1)    \
   V(ChangeTaggedToFloat64, Operator::kNoProperties, 1)   \
+  V(ChangeTaggedToFloat32x4, Operator::kNoProperties, 1) \
+  V(ChangeTaggedToInt32x4, Operator::kNoProperties, 1)   \
+  V(ChangeTaggedToUint32x4, Operator::kNoProperties, 1)  \
+  V(ChangeTaggedToBool32x4, Operator::kNoProperties, 1)  \
+  V(ChangeTaggedToInt16x8, Operator::kNoProperties, 1)   \
+  V(ChangeTaggedToUint16x8, Operator::kNoProperties, 1)  \
+  V(ChangeTaggedToBool16x8, Operator::kNoProperties, 1)  \
+  V(ChangeTaggedToInt8x16, Operator::kNoProperties, 1)   \
+  V(ChangeTaggedToUint8x16, Operator::kNoProperties, 1)  \
+  V(ChangeTaggedToBool8x16, Operator::kNoProperties, 1)  \
   V(ChangeInt32ToTagged, Operator::kNoProperties, 1)     \
   V(ChangeUint32ToTagged, Operator::kNoProperties, 1)    \
   V(ChangeFloat64ToTagged, Operator::kNoProperties, 1)   \
+  V(ChangeFloat32x4ToTagged, Operator::kNoProperties, 1) \
+  V(ChangeInt32x4ToTagged, Operator::kNoProperties, 1)   \
+  V(ChangeUint32x4ToTagged, Operator::kNoProperties, 1)  \
+  V(ChangeBool32x4ToTagged, Operator::kNoProperties, 1)  \
+  V(ChangeInt16x8ToTagged, Operator::kNoProperties, 1)   \
+  V(ChangeUint16x8ToTagged, Operator::kNoProperties, 1)  \
+  V(ChangeBool16x8ToTagged, Operator::kNoProperties, 1)  \
+  V(ChangeInt8x16ToTagged, Operator::kNoProperties, 1)   \
+  V(ChangeUint8x16ToTagged, Operator::kNoProperties, 1)  \
+  V(ChangeBool8x16ToTagged, Operator::kNoProperties, 1)  \
   V(ChangeBoolToBit, Operator::kNoProperties, 1)         \
   V(ChangeBitToBool, Operator::kNoProperties, 1)         \
   V(ObjectIsNumber, Operator::kNoProperties, 1)          \