1 ; RUN: llc < %s -march=x86 -mattr=+sse4.2 | FileCheck %s 2 ; CHECK: mulps 3 ; CHECK: addps 4 5 ; widen a v3f32 to vfi32 to do a vector multiple and an add 6 7 define void @update(<3 x float>* %dst, <3 x float>* %src, i32 %n) nounwind { 8 entry: 9 %dst.addr = alloca <3 x float>* ; <<3 x float>**> [#uses=2] 10 %src.addr = alloca <3 x float>* ; <<3 x float>**> [#uses=2] 11 %n.addr = alloca i32 ; <i32*> [#uses=2] 12 %v = alloca <3 x float>, align 16 ; <<3 x float>*> [#uses=2] 13 %i = alloca i32, align 4 ; <i32*> [#uses=6] 14 store <3 x float>* %dst, <3 x float>** %dst.addr 15 store <3 x float>* %src, <3 x float>** %src.addr 16 store i32 %n, i32* %n.addr 17 store <3 x float> < float 1.000000e+00, float 2.000000e+00, float 3.000000e+00 >, <3 x float>* %v 18 store i32 0, i32* %i 19 br label %forcond 20 21 forcond: ; preds = %forinc, %entry 22 %tmp = load i32* %i ; <i32> [#uses=1] 23 %tmp1 = load i32* %n.addr ; <i32> [#uses=1] 24 %cmp = icmp slt i32 %tmp, %tmp1 ; <i1> [#uses=1] 25 br i1 %cmp, label %forbody, label %afterfor 26 27 forbody: ; preds = %forcond 28 %tmp2 = load i32* %i ; <i32> [#uses=1] 29 %tmp3 = load <3 x float>** %dst.addr ; <<3 x float>*> [#uses=1] 30 %arrayidx = getelementptr <3 x float>* %tmp3, i32 %tmp2 ; <<3 x float>*> [#uses=1] 31 %tmp4 = load i32* %i ; <i32> [#uses=1] 32 %tmp5 = load <3 x float>** %src.addr ; <<3 x float>*> [#uses=1] 33 %arrayidx6 = getelementptr <3 x float>* %tmp5, i32 %tmp4 ; <<3 x float>*> [#uses=1] 34 %tmp7 = load <3 x float>* %arrayidx6 ; <<3 x float>> [#uses=1] 35 %tmp8 = load <3 x float>* %v ; <<3 x float>> [#uses=1] 36 %mul = fmul <3 x float> %tmp7, %tmp8 ; <<3 x float>> [#uses=1] 37 %add = fadd <3 x float> %mul, < float 0x409EE02900000000, float 0x409EE02900000000, float 0x409EE02900000000 > ; <<3 x float>> [#uses=1] 38 store <3 x float> %add, <3 x float>* %arrayidx 39 br label %forinc 40 41 forinc: ; preds = %forbody 42 %tmp9 = load i32* %i ; <i32> [#uses=1] 43 %inc = add i32 %tmp9, 1 ; <i32> [#uses=1] 44 store i32 %inc, i32* %i 45 br label %forcond 46 47 afterfor: ; preds = %forcond 48 ret void 49 } 50
