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1; RUN: opt < %s -basicaa -slp-vectorizer -S -mtriple=x86_64-unknown-linux-gnu -mcpu=corei7-avx | FileCheck %s
2
3target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
4target triple = "x86_64-unknown-linux-gnu"
5
6;CHECK-LABEL: @powof2div(
7;CHECK: load <4 x i32>, <4 x i32>*
8;CHECK: add nsw <4 x i32>
9;CHECK: sdiv <4 x i32>
10define void @powof2div(i32* noalias nocapture %a, i32* noalias nocapture readonly %b, i32* noalias nocapture readonly %c){
11entry:
12  %0 = load i32, i32* %b, align 4
13  %1 = load i32, i32* %c, align 4
14  %add = add nsw i32 %1, %0
15  %div = sdiv i32 %add, 2
16  store i32 %div, i32* %a, align 4
17  %arrayidx3 = getelementptr inbounds i32, i32* %b, i64 1
18  %2 = load i32, i32* %arrayidx3, align 4
19  %arrayidx4 = getelementptr inbounds i32, i32* %c, i64 1
20  %3 = load i32, i32* %arrayidx4, align 4
21  %add5 = add nsw i32 %3, %2
22  %div6 = sdiv i32 %add5, 2
23  %arrayidx7 = getelementptr inbounds i32, i32* %a, i64 1
24  store i32 %div6, i32* %arrayidx7, align 4
25  %arrayidx8 = getelementptr inbounds i32, i32* %b, i64 2
26  %4 = load i32, i32* %arrayidx8, align 4
27  %arrayidx9 = getelementptr inbounds i32, i32* %c, i64 2
28  %5 = load i32, i32* %arrayidx9, align 4
29  %add10 = add nsw i32 %5, %4
30  %div11 = sdiv i32 %add10, 2
31  %arrayidx12 = getelementptr inbounds i32, i32* %a, i64 2
32  store i32 %div11, i32* %arrayidx12, align 4
33  %arrayidx13 = getelementptr inbounds i32, i32* %b, i64 3
34  %6 = load i32, i32* %arrayidx13, align 4
35  %arrayidx14 = getelementptr inbounds i32, i32* %c, i64 3
36  %7 = load i32, i32* %arrayidx14, align 4
37  %add15 = add nsw i32 %7, %6
38  %div16 = sdiv i32 %add15, 2
39  %arrayidx17 = getelementptr inbounds i32, i32* %a, i64 3
40  store i32 %div16, i32* %arrayidx17, align 4
41  ret void
42}
43
44