1; RUN: opt < %s -basicaa -slp-vectorizer -S |FileCheck %s
2target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128"
3
4@x = global [4 x i32] zeroinitializer, align 16
5@a = global [4 x i32] zeroinitializer, align 16
6
7; The SLPVectorizer should not vectorize atomic stores and it should not
8; schedule regular stores around atomic stores.
9
10; CHECK-LABEL: test
11; CHECK: store i32
12; CHECK: store atomic i32
13; CHECK: store i32
14; CHECK: store atomic i32
15; CHECK: store i32
16; CHECK: store atomic i32
17; CHECK: store i32
18; CHECK: store atomic i32
19define void @test() {
20entry:
21  store i32 0, i32* getelementptr inbounds ([4 x i32], [4 x i32]* @a, i64 0, i64 0), align 16
22  store atomic i32 0, i32* getelementptr inbounds ([4 x i32], [4 x i32]* @x, i64 0, i64 0) release, align 16
23  store i32 0, i32* getelementptr inbounds ([4 x i32], [4 x i32]* @a, i64 0, i64 1), align 4
24  store atomic i32 1, i32* getelementptr inbounds ([4 x i32], [4 x i32]* @x, i64 0, i64 1) release, align 4
25  store i32 0, i32* getelementptr inbounds ([4 x i32], [4 x i32]* @a, i64 0, i64 2), align 8
26  store atomic i32 2, i32* getelementptr inbounds ([4 x i32], [4 x i32]* @x, i64 0, i64 2) release, align 8
27  store i32 0, i32* getelementptr inbounds ([4 x i32], [4 x i32]* @a, i64 0, i64 3), align 4
28  store atomic i32 3, i32* getelementptr inbounds ([4 x i32], [4 x i32]* @x, i64 0, i64 3) release, align 4
29  ret void
30}
31
32