Update DoNumberTagI to support x32 port.

src/x64/lithium-x64.cc

Index: src/x64/lithium-x64.cc
diff --git a/src/x64/lithium-x64.cc b/src/x64/lithium-x64.cc
index e8dd5bb63f02b7f79ff3ff9ca9438260fe9ee079..cf902f32f0e4c5a8ecaf96ccf2e1fde7526181c2 100644
--- a/src/x64/lithium-x64.cc
+++ b/src/x64/lithium-x64.cc
@@ -1880,7 +1880,9 @@ LInstruction* LChunkBuilder::DoChange(HChange* instr) {
         return AssignPointerMap(DefineSameAsFirst(result));
       } else {
         LOperand* value = UseRegister(val);
-        LNumberTagI* result = new(zone()) LNumberTagI(value);
+        LOperand* temp1 = SmiValuesAre32Bits() ? NULL : TempRegister();
+        LOperand* temp2 = SmiValuesAre32Bits() ? NULL : FixedTemp(xmm1);
+        LNumberTagI* result = new(zone()) LNumberTagI(value, temp1, temp2);
         return AssignPointerMap(DefineSameAsFirst(result));
       }
     } else if (to.IsSmi()) {