1 ; RUN: llc < %s -march=x86 -mattr=+mmx | grep pextrd
2 ; RUN: llc < %s -march=x86 -mattr=+mmx | grep punpckhdq | count 1
3 ; There are no MMX operations in bork; promoted to XMM.
5 define void @bork(<1 x i64>* %x) {
7 %tmp2 = load <1 x i64>* %x ; <<1 x i64>> [#uses=1]
8 %tmp6 = bitcast <1 x i64> %tmp2 to <2 x i32> ; <<2 x i32>> [#uses=1]
9 %tmp9 = shufflevector <2 x i32> %tmp6, <2 x i32> undef, <2 x i32> < i32 1, i32 1 > ; <<2 x i32>> [#uses=1]
10 %tmp10 = bitcast <2 x i32> %tmp9 to <1 x i64> ; <<1 x i64>> [#uses=1]
11 store <1 x i64> %tmp10, <1 x i64>* %x
12 tail call void @llvm.x86.mmx.emms( )
18 define void @pork(x86_mmx* %x) {
20 %tmp2 = load x86_mmx* %x ; <x86_mmx> [#uses=1]
21 %tmp9 = tail call x86_mmx @llvm.x86.mmx.punpckhdq (x86_mmx %tmp2, x86_mmx %tmp2)
22 store x86_mmx %tmp9, x86_mmx* %x
23 tail call void @llvm.x86.mmx.emms( )
27 declare x86_mmx @llvm.x86.mmx.punpckhdq(x86_mmx, x86_mmx)
28 declare void @llvm.x86.mmx.emms()