1 ; RUN: opt < %s -disable-output "-passes=print<da>" \
2 ; RUN: "-aa-pipeline=basic-aa,globals-aa" 2>&1 | FileCheck %s
3 ; RUN: opt < %s -analyze -basicaa -globals-aa -da | FileCheck %s
4 define void @i32_subscript(i32* %a) {
9 %i = phi i32 [ 0, %entry ], [ %i.inc, %for.body ]
10 %a.addr = getelementptr i32, i32* %a, i32 %i
11 %a.addr.2 = getelementptr i32, i32* %a, i32 5
12 %0 = load i32, i32* %a.addr, align 4
14 store i32 %1, i32* %a.addr.2, align 4
15 %i.inc = add nsw i32 %i, 1
16 %i.inc.ext = sext i32 %i to i64
17 %exitcond = icmp ne i64 %i.inc.ext, 100
18 br i1 %exitcond, label %for.body, label %for.end
28 ; Test for a bug, which caused an assert in ScalarEvolution because
29 ; the Dependence Analyzer attempted to zero extend a type to a smaller
32 ; void t(unsigned int *a, unsigned int n) {
33 ; for (unsigned int i = 0; i != n; i++) {
34 ; a[(unsigned short)i] = g;
37 @g = common global i32 0, align 4
39 define void @t(i32* noalias %a, i32 %n) nounwind {
41 %cmp1 = icmp eq i32 %n, 0
42 br i1 %cmp1, label %for.end, label %for.body
45 %i.02 = phi i32 [ %inc, %for.body ], [ 0, %entry ]
46 %0 = load i32, i32* @g, align 4
47 %idxprom = and i32 %i.02, 65535
48 %arrayidx = getelementptr inbounds i32, i32* %a, i32 %idxprom
49 store i32 %0, i32* %arrayidx, align 4
50 %inc = add i32 %i.02, 1
51 %cmp = icmp eq i32 %inc, %n
52 br i1 %cmp, label %for.end, label %for.body
61 define void @i16_wrap(i64* %a) {
65 %i = phi i64 [0, %entry], [%i.inc, %for.inc]
66 %i.tr = trunc i64 %i to i16
67 %idx = getelementptr i64, i64* %a, i16 %i.tr
68 %0 = load i64, i64* %idx
70 store i64 %1, i64* %idx
74 %i.inc = add nuw i64 %i, 1
75 %cmp = icmp ult i64 %i.inc, 17179869184
76 br i1 %cmp, label %for.body, label %for.end
84 define void @i8_stride_wrap(i32* noalias %a, i32* noalias %b) {
88 %i = phi i32 [1,%entry], [%i.inc, %for.inc]
89 %i.tr = trunc i32 %i to i8
90 %idx = getelementptr i32, i32* %a, i8 %i.tr
91 %idx.2 = getelementptr i32, i32* %b, i32 %i
92 %0 = load i32, i32* %idx, align 4
94 store i32 %1, i32* %idx.2, align 4
98 %i.inc = add nsw i32 %i, 256
99 %exitcond = icmp ult i32 %i, 65536
100 br i1 %exitcond, label %for.body, label %for.end