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comparison llvm/test/Transforms/LoopDistribute/crash-in-memcheck-generation.ll @ 252:1f2b6ac9f198 llvm-original

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LLVM16-1
author Shinji KONO <kono@ie.u-ryukyu.ac.jp>
date Fri, 18 Aug 2023 09:04:13 +0900
parents c4bab56944e8
children
comparison
equal deleted inserted replaced
237:c80f45b162ad 252:1f2b6ac9f198
1 ; RUN: opt -loop-distribute -enable-loop-distribute -loop-vectorize -force-vector-width=4 \ 1 ; RUN: opt -passes=loop-distribute,loop-vectorize -enable-loop-distribute -force-vector-width=4 \
2 ; RUN: -verify-loop-info -verify-dom-info -S < %s | FileCheck %s 2 ; RUN: -verify-loop-info -verify-dom-info -S < %s | FileCheck %s
3 3
4 ; If only A and B can alias here, we don't need memchecks to distribute since 4 ; If only A and B can alias here, we don't need memchecks to distribute since
5 ; A and B are in the same partition. This used to cause a crash in the 5 ; A and B are in the same partition. This used to cause a crash in the
6 ; memcheck generation. 6 ; memcheck generation.
12 ; } 12 ; }
13 13
14 target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128" 14 target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128"
15 target triple = "x86_64-apple-macosx10.10.0" 15 target triple = "x86_64-apple-macosx10.10.0"
16 16
17 define void @f(i32* %a, 17 define void @f(ptr %a,
18 i32* %b, 18 ptr %b,
19 i32* noalias %c, 19 ptr noalias %c,
20 i32* noalias %d, 20 ptr noalias %d,
21 i32* noalias %e) { 21 ptr noalias %e) {
22 entry: 22 entry:
23 br label %for.body 23 br label %for.body
24 24
25 ; CHECK-NOT: memcheck: 25 ; CHECK-NOT: memcheck:
26 ; CHECK: mul <4 x i32> 26 ; CHECK: mul <4 x i32>
27 27
28 for.body: ; preds = %for.body, %entry 28 for.body: ; preds = %for.body, %entry
29 %ind = phi i64 [ 0, %entry ], [ %add, %for.body ] 29 %ind = phi i64 [ 0, %entry ], [ %add, %for.body ]
30 30
31 %arrayidxA = getelementptr inbounds i32, i32* %a, i64 %ind 31 %arrayidxA = getelementptr inbounds i32, ptr %a, i64 %ind
32 %loadA = load i32, i32* %arrayidxA, align 4 32 %loadA = load i32, ptr %arrayidxA, align 4
33 33
34 %arrayidxB = getelementptr inbounds i32, i32* %b, i64 %ind 34 %arrayidxB = getelementptr inbounds i32, ptr %b, i64 %ind
35 %loadB = load i32, i32* %arrayidxB, align 4 35 %loadB = load i32, ptr %arrayidxB, align 4
36 36
37 %mulA = mul i32 %loadB, %loadA 37 %mulA = mul i32 %loadB, %loadA
38 38
39 %add = add nuw nsw i64 %ind, 1 39 %add = add nuw nsw i64 %ind, 1
40 %arrayidxA_plus_4 = getelementptr inbounds i32, i32* %a, i64 %add 40 %arrayidxA_plus_4 = getelementptr inbounds i32, ptr %a, i64 %add
41 store i32 %mulA, i32* %arrayidxA_plus_4, align 4 41 store i32 %mulA, ptr %arrayidxA_plus_4, align 4
42 42
43 %arrayidxD = getelementptr inbounds i32, i32* %d, i64 %ind 43 %arrayidxD = getelementptr inbounds i32, ptr %d, i64 %ind
44 %loadD = load i32, i32* %arrayidxD, align 4 44 %loadD = load i32, ptr %arrayidxD, align 4
45 45
46 %arrayidxE = getelementptr inbounds i32, i32* %e, i64 %ind 46 %arrayidxE = getelementptr inbounds i32, ptr %e, i64 %ind
47 %loadE = load i32, i32* %arrayidxE, align 4 47 %loadE = load i32, ptr %arrayidxE, align 4
48 48
49 %mulC = mul i32 %loadD, %loadE 49 %mulC = mul i32 %loadD, %loadE
50 50
51 %arrayidxC = getelementptr inbounds i32, i32* %c, i64 %ind 51 %arrayidxC = getelementptr inbounds i32, ptr %c, i64 %ind
52 store i32 %mulC, i32* %arrayidxC, align 4 52 store i32 %mulC, ptr %arrayidxC, align 4
53 53
54 %exitcond = icmp eq i64 %add, 20 54 %exitcond = icmp eq i64 %add, 20
55 br i1 %exitcond, label %for.end, label %for.body 55 br i1 %exitcond, label %for.end, label %for.body
56 56
57 for.end: ; preds = %for.body 57 for.end: ; preds = %for.body