|  | ; RUN: llc < %s -march=x86 -mattr=+sse4.2 | 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, i32* %i		; <i32> [#uses=1] | 
|  | %tmp1 = load i32, 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, i32* %i		; <i32> [#uses=1] | 
|  | %tmp3 = load <3 x float>*, <3 x float>** %dst.addr		; <<3 x float>*> [#uses=1] | 
|  | %arrayidx = getelementptr <3 x float>, <3 x float>* %tmp3, i32 %tmp2		; <<3 x float>*> [#uses=1] | 
|  | %tmp4 = load i32, i32* %i		; <i32> [#uses=1] | 
|  | %tmp5 = load <3 x float>*, <3 x float>** %src.addr		; <<3 x float>*> [#uses=1] | 
|  | %arrayidx6 = getelementptr <3 x float>, <3 x float>* %tmp5, i32 %tmp4		; <<3 x float>*> [#uses=1] | 
|  | %tmp7 = load <3 x float>, <3 x float>* %arrayidx6		; <<3 x float>> [#uses=1] | 
|  | %tmp8 = load <3 x float>, <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, 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 | 
|  | } |