1; RUN: llc < %s -march=x86-64 -mattr=+mmx | FileCheck %s 2 3; CHECK: paddusw 4 5@R = external global x86_mmx ; <x86_mmx*> [#uses=1] 6 7define void @foo(<1 x i64> %A, <1 x i64> %B) { 8entry: 9 %tmp2 = bitcast <1 x i64> %A to x86_mmx 10 %tmp3 = bitcast <1 x i64> %B to x86_mmx 11 %tmp7 = tail call x86_mmx @llvm.x86.mmx.paddus.w( x86_mmx %tmp2, x86_mmx %tmp3 ) ; <x86_mmx> [#uses=1] 12 store x86_mmx %tmp7, x86_mmx* @R 13 tail call void @llvm.x86.mmx.emms( ) 14 ret void 15} 16 17declare x86_mmx @llvm.x86.mmx.paddus.w(x86_mmx, x86_mmx) 18 19declare void @llvm.x86.mmx.emms() 20