1 ; RUN: llc < %s -march=x86 -mattr=+mmx,+sse42 -mtriple=x86_64-apple-darwin10 | FileCheck %s 2 ; There are no MMX operations in bork; promoted to XMM. 3 4 define void @bork(<1 x i64>* %x) { 5 ; CHECK: bork 6 ; CHECK: movlpd 7 entry: 8 %tmp2 = load <1 x i64>* %x ; <<1 x i64>> [#uses=1] 9 %tmp6 = bitcast <1 x i64> %tmp2 to <2 x i32> ; <<2 x i32>> [#uses=1] 10 %tmp9 = shufflevector <2 x i32> %tmp6, <2 x i32> undef, <2 x i32> < i32 1, i32 1 > ; <<2 x i32>> [#uses=1] 11 %tmp10 = bitcast <2 x i32> %tmp9 to <1 x i64> ; <<1 x i64>> [#uses=1] 12 store <1 x i64> %tmp10, <1 x i64>* %x 13 tail call void @llvm.x86.mmx.emms( ) 14 ret void 15 } 16 17 ; pork uses MMX. 18 19 define void @pork(x86_mmx* %x) { 20 ; CHECK: pork 21 ; CHECK: punpckhdq 22 entry: 23 %tmp2 = load x86_mmx* %x ; <x86_mmx> [#uses=1] 24 %tmp9 = tail call x86_mmx @llvm.x86.mmx.punpckhdq (x86_mmx %tmp2, x86_mmx %tmp2) 25 store x86_mmx %tmp9, x86_mmx* %x 26 tail call void @llvm.x86.mmx.emms( ) 27 ret void 28 } 29 30 declare x86_mmx @llvm.x86.mmx.punpckhdq(x86_mmx, x86_mmx) 31 declare void @llvm.x86.mmx.emms() 32
