xref: /llvm-project/llvm/test/Transforms/SLPVectorizer/X86/const-in-different-functions.ll (revision 5ce47a5813506e08daddc1e3d59b06f7a452c300)
1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 5
2; RUN: opt -S -mtriple=x86_64 -passes=slp-vectorizer < %s | FileCheck %s
3
4; Test that SLP vectorize doesn't crash if a stored constant is used in multiple
5; functions.
6
7@p = external global [64 x float]
8
9define void @_Z1hPfl() {
10; CHECK-LABEL: define void @_Z1hPfl() {
11; CHECK-NEXT:  [[ENTRY:.*:]]
12; CHECK-NEXT:    [[TMP0:%.*]] = getelementptr i8, ptr @p, i64 28
13; CHECK-NEXT:    store <2 x float> <float 0.000000e+00, float 1.000000e+00>, ptr [[TMP0]], align 4
14; CHECK-NEXT:    ret void
15;
16entry:
17  %0 = getelementptr i8, ptr @p, i64 28
18  store float 0.000000e+00, ptr %0, align 4
19  %1 = getelementptr i8, ptr @p, i64 32
20  store float 1.000000e+00, ptr %1, align 16
21  ret void
22}
23
24define void @_Z1mv(i64 %arrayidx4.i.2.idx) {
25; CHECK-LABEL: define void @_Z1mv(
26; CHECK-SAME: i64 [[ARRAYIDX4_I_2_IDX:%.*]]) {
27; CHECK-NEXT:  [[ENTRY:.*:]]
28; CHECK-NEXT:    ret void
29; CHECK:       [[FOR_COND1_PREHEADER_LR_PH_I:.*:]]
30; CHECK-NEXT:    br label %[[FOR_COND1_PREHEADER_I:.*]]
31; CHECK:       [[FOR_COND1_PREHEADER_I]]:
32; CHECK-NEXT:    store float 1.000000e+00, ptr @p, align 4
33; CHECK-NEXT:    [[ARRAYIDX4_I_2:%.*]] = getelementptr i8, ptr @p, i64 [[ARRAYIDX4_I_2_IDX]]
34; CHECK-NEXT:    store float 0.000000e+00, ptr [[ARRAYIDX4_I_2]], align 4
35; CHECK-NEXT:    br label %[[FOR_COND1_PREHEADER_I]]
36;
37entry:
38  ret void
39
40for.cond1.preheader.lr.ph.i:                      ; No predecessors!
41  br label %for.cond1.preheader.i
42
43for.cond1.preheader.i:                            ; preds = %for.cond1.preheader.i, %for.cond1.preheader.lr.ph.i
44  store float 1.000000e+00, ptr @p, align 4
45  %arrayidx4.i.2 = getelementptr i8, ptr @p, i64 %arrayidx4.i.2.idx
46  store float 0.000000e+00, ptr %arrayidx4.i.2, align 4
47  br label %for.cond1.preheader.i
48}
49