1 ; RUN: llc < %s -mcpu=generic -march=x86 -mattr=+sse4.2 | FileCheck %s
3 define void @update(<3 x i8>* %dst, <3 x i8>* %src, i32 %n) nounwind {
8 %dst.addr = alloca <3 x i8>* ; <<3 x i8>**> [#uses=2]
9 %src.addr = alloca <3 x i8>* ; <<3 x i8>**> [#uses=2]
10 %n.addr = alloca i32 ; <i32*> [#uses=2]
11 %i = alloca i32, align 4 ; <i32*> [#uses=6]
12 store <3 x i8>* %dst, <3 x i8>** %dst.addr
13 store <3 x i8>* %src, <3 x i8>** %src.addr
14 store i32 %n, i32* %n.addr
18 forcond: ; preds = %forinc, %entry
19 %tmp = load i32, i32* %i ; <i32> [#uses=1]
20 %tmp1 = load i32, i32* %n.addr ; <i32> [#uses=1]
21 %cmp = icmp slt i32 %tmp, %tmp1 ; <i1> [#uses=1]
22 br i1 %cmp, label %forbody, label %afterfor
24 forbody: ; preds = %forcond
25 %tmp2 = load i32, i32* %i ; <i32> [#uses=1]
26 %tmp3 = load <3 x i8>*, <3 x i8>** %dst.addr ; <<3 x i8>*> [#uses=1]
27 %arrayidx = getelementptr <3 x i8>, <3 x i8>* %tmp3, i32 %tmp2 ; <<3 x i8>*> [#uses=1]
28 %tmp4 = load i32, i32* %i ; <i32> [#uses=1]
29 %tmp5 = load <3 x i8>*, <3 x i8>** %src.addr ; <<3 x i8>*> [#uses=1]
30 %arrayidx6 = getelementptr <3 x i8>, <3 x i8>* %tmp5, i32 %tmp4 ; <<3 x i8>*> [#uses=1]
31 %tmp7 = load <3 x i8>, <3 x i8>* %arrayidx6 ; <<3 x i8>> [#uses=1]
32 %add = add <3 x i8> %tmp7, < i8 1, i8 1, i8 1 > ; <<3 x i8>> [#uses=1]
33 store <3 x i8> %add, <3 x i8>* %arrayidx
36 forinc: ; preds = %forbody
37 %tmp8 = load i32, i32* %i ; <i32> [#uses=1]
38 %inc = add i32 %tmp8, 1 ; <i32> [#uses=1]
39 store i32 %inc, i32* %i
42 afterfor: ; preds = %forcond