Inline two argument shuffle operations on IA32 and X64.

runtime/vm/intermediate_language_arm.cc

Index: runtime/vm/intermediate_language_arm.cc
diff --git a/runtime/vm/intermediate_language_arm.cc b/runtime/vm/intermediate_language_arm.cc
index dcf9143ed64c1fab03622fe6e8dcf217269477ce..f65f354387e233184cda7f0374ad79e093e7c2cb 100644
--- a/runtime/vm/intermediate_language_arm.cc
+++ b/runtime/vm/intermediate_language_arm.cc
@@ -3341,6 +3341,17 @@ void Float32x4ToUint32x4Instr::EmitNativeCode(FlowGraphCompiler* compiler) {
 }
 
 
+LocationSummary* Float32x4TwoArgShuffleInstr::MakeLocationSummary() const {
+  UNIMPLEMENTED();
+  return NULL;
+}
+
+
+void Float32x4TwoArgShuffleInstr::EmitNativeCode(FlowGraphCompiler* compiler) {
+  UNIMPLEMENTED();
+}
+
+
 LocationSummary* Uint32x4BoolConstructorInstr::MakeLocationSummary() const {
   const intptr_t kNumInputs = 4;
   const intptr_t kNumTemps = 1;