|  | ; RUN: llc < %s -march=x86 -mattr=+sse2 > %t | 
|  | ; RUN: grep shll %t | grep 12 | 
|  | ; RUN: grep pslldq %t | grep 12 | 
|  | ; RUN: grep psrldq %t | grep 8 | 
|  | ; RUN: grep psrldq %t | grep 12 | 
|  | ; There are no MMX operations in @t1 | 
|  |  | 
|  | define void  @t1(i32 %a, x86_mmx* %P) nounwind { | 
|  | %tmp12 = shl i32 %a, 12 | 
|  | %tmp21 = insertelement <2 x i32> undef, i32 %tmp12, i32 1 | 
|  | %tmp22 = insertelement <2 x i32> %tmp21, i32 0, i32 0 | 
|  | %tmp23 = bitcast <2 x i32> %tmp22 to x86_mmx | 
|  | store x86_mmx %tmp23, x86_mmx* %P | 
|  | ret void | 
|  | } | 
|  |  | 
|  | define <4 x float> @t2(<4 x float>* %P) nounwind { | 
|  | %tmp1 = load <4 x float>* %P | 
|  | %tmp2 = shufflevector <4 x float> %tmp1, <4 x float> zeroinitializer, <4 x i32> < i32 4, i32 4, i32 4, i32 0 > | 
|  | ret <4 x float> %tmp2 | 
|  | } | 
|  |  | 
|  | define <4 x float> @t3(<4 x float>* %P) nounwind { | 
|  | %tmp1 = load <4 x float>* %P | 
|  | %tmp2 = shufflevector <4 x float> %tmp1, <4 x float> zeroinitializer, <4 x i32> < i32 2, i32 3, i32 4, i32 4 > | 
|  | ret <4 x float> %tmp2 | 
|  | } | 
|  |  | 
|  | define <4 x float> @t4(<4 x float>* %P) nounwind { | 
|  | %tmp1 = load <4 x float>* %P | 
|  | %tmp2 = shufflevector <4 x float> zeroinitializer, <4 x float> %tmp1, <4 x i32> < i32 7, i32 0, i32 0, i32 0 > | 
|  | ret <4 x float> %tmp2 | 
|  | } |