1 ; RUN: llc < %s -o - -march=x86 -mattr=+mmx | FileCheck %s
3 define <1 x i64> @unsigned_add3(<1 x i64>* %a, <1 x i64>* %b, i32 %count) nounwind {
5 %tmp2942 = icmp eq i32 %count, 0 ; <i1> [#uses=1]
6 br i1 %tmp2942, label %bb31, label %bb26
8 bb26: ; preds = %bb26, %entry
10 ; CHECK: movq ({{.*}},8), %mm
11 ; CHECK: paddq ({{.*}},8), %mm
12 ; CHECK: paddq %mm{{[0-7]}}, %mm
14 %i.037.0 = phi i32 [ 0, %entry ], [ %tmp25, %bb26 ] ; <i32> [#uses=3]
15 %sum.035.0 = phi <1 x i64> [ zeroinitializer, %entry ], [ %tmp22, %bb26 ] ; <<1 x i64>> [#uses=1]
16 %tmp13 = getelementptr <1 x i64>* %b, i32 %i.037.0 ; <<1 x i64>*> [#uses=1]
17 %tmp14 = load <1 x i64>* %tmp13 ; <<1 x i64>> [#uses=1]
18 %tmp18 = getelementptr <1 x i64>* %a, i32 %i.037.0 ; <<1 x i64>*> [#uses=1]
19 %tmp19 = load <1 x i64>* %tmp18 ; <<1 x i64>> [#uses=1]
20 %tmp21 = add <1 x i64> %tmp19, %tmp14 ; <<1 x i64>> [#uses=1]
21 %tmp22 = add <1 x i64> %tmp21, %sum.035.0 ; <<1 x i64>> [#uses=2]
22 %tmp25 = add i32 %i.037.0, 1 ; <i32> [#uses=2]
23 %tmp29 = icmp ult i32 %tmp25, %count ; <i1> [#uses=1]
24 br i1 %tmp29, label %bb26, label %bb31
26 bb31: ; preds = %bb26, %entry
27 %sum.035.1 = phi <1 x i64> [ zeroinitializer, %entry ], [ %tmp22, %bb26 ] ; <<1 x i64>> [#uses=1]
28 ret <1 x i64> %sum.035.1