| ; RUN: llc < %s -march=x86 -mattr=+sse42 | FileCheck %s |
| ; CHECK: mulps |
| ; CHECK: addps |
| |
| ; widen a v3f32 to vfi32 to do a vector multiple and an add |
| |
| define void @update(<3 x float>* %dst, <3 x float>* %src, i32 %n) nounwind { |
| entry: |
| %dst.addr = alloca <3 x float>* ; <<3 x float>**> [#uses=2] |
| %src.addr = alloca <3 x float>* ; <<3 x float>**> [#uses=2] |
| %n.addr = alloca i32 ; <i32*> [#uses=2] |
| %v = alloca <3 x float>, align 16 ; <<3 x float>*> [#uses=2] |
| %i = alloca i32, align 4 ; <i32*> [#uses=6] |
| store <3 x float>* %dst, <3 x float>** %dst.addr |
| store <3 x float>* %src, <3 x float>** %src.addr |
| store i32 %n, i32* %n.addr |
| store <3 x float> < float 1.000000e+00, float 2.000000e+00, float 3.000000e+00 >, <3 x float>* %v |
| store i32 0, i32* %i |
| br label %forcond |
| |
| forcond: ; preds = %forinc, %entry |
| %tmp = load i32* %i ; <i32> [#uses=1] |
| %tmp1 = load i32* %n.addr ; <i32> [#uses=1] |
| %cmp = icmp slt i32 %tmp, %tmp1 ; <i1> [#uses=1] |
| br i1 %cmp, label %forbody, label %afterfor |
| |
| forbody: ; preds = %forcond |
| %tmp2 = load i32* %i ; <i32> [#uses=1] |
| %tmp3 = load <3 x float>** %dst.addr ; <<3 x float>*> [#uses=1] |
| %arrayidx = getelementptr <3 x float>* %tmp3, i32 %tmp2 ; <<3 x float>*> [#uses=1] |
| %tmp4 = load i32* %i ; <i32> [#uses=1] |
| %tmp5 = load <3 x float>** %src.addr ; <<3 x float>*> [#uses=1] |
| %arrayidx6 = getelementptr <3 x float>* %tmp5, i32 %tmp4 ; <<3 x float>*> [#uses=1] |
| %tmp7 = load <3 x float>* %arrayidx6 ; <<3 x float>> [#uses=1] |
| %tmp8 = load <3 x float>* %v ; <<3 x float>> [#uses=1] |
| %mul = fmul <3 x float> %tmp7, %tmp8 ; <<3 x float>> [#uses=1] |
| %add = fadd <3 x float> %mul, < float 0x409EE02900000000, float 0x409EE02900000000, float 0x409EE02900000000 > ; <<3 x float>> [#uses=1] |
| store <3 x float> %add, <3 x float>* %arrayidx |
| br label %forinc |
| |
| forinc: ; preds = %forbody |
| %tmp9 = load i32* %i ; <i32> [#uses=1] |
| %inc = add i32 %tmp9, 1 ; <i32> [#uses=1] |
| store i32 %inc, i32* %i |
| br label %forcond |
| |
| afterfor: ; preds = %forcond |
| ret void |
| } |