xref: /llvm-project/llvm/test/Transforms/Attributor/pointer-info.ll (revision 29441e4f5fa5f5c7709f7cf180815ba97f611297)
1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --check-attributes --check-globals
2; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal  -attributor-annotate-decl-cs  -S < %s | FileCheck %s --check-prefixes=CHECK,TUNIT
3; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal  -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,CGSCC
4
5%struct.test.b = type { i32, i32 }
6%struct.test.a = type { %struct.test.b, i32, ptr}
7
8define void @foo(ptr %ptr) {
9; TUNIT: Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn memory(none)
10; TUNIT-LABEL: define {{[^@]+}}@foo
11; TUNIT-SAME: (ptr nofree readnone captures(none) [[PTR:%.*]]) #[[ATTR0:[0-9]+]] {
12; TUNIT-NEXT:  entry:
13; TUNIT-NEXT:    [[TMP0:%.*]] = alloca [[STRUCT_TEST_A:%.*]], align 8
14; TUNIT-NEXT:    br label [[CALL_BR:%.*]]
15; TUNIT:       call.br:
16; TUNIT-NEXT:    [[TMP1:%.*]] = getelementptr inbounds [[STRUCT_TEST_A]], ptr [[TMP0]], i64 0, i32 2
17; TUNIT-NEXT:    tail call void @bar(ptr noalias nofree noundef nonnull readonly byval([[STRUCT_TEST_A]]) align 8 captures(none) dereferenceable(24) [[TMP0]]) #[[ATTR2:[0-9]+]]
18; TUNIT-NEXT:    ret void
19;
20; CGSCC: Function Attrs: mustprogress nofree nosync nounwind willreturn memory(none)
21; CGSCC-LABEL: define {{[^@]+}}@foo
22; CGSCC-SAME: (ptr nofree writeonly captures(none) [[PTR:%.*]]) #[[ATTR0:[0-9]+]] {
23; CGSCC-NEXT:  entry:
24; CGSCC-NEXT:    [[TMP0:%.*]] = alloca [[STRUCT_TEST_A:%.*]], align 8
25; CGSCC-NEXT:    br label [[CALL_BR:%.*]]
26; CGSCC:       call.br:
27; CGSCC-NEXT:    [[TMP1:%.*]] = getelementptr inbounds [[STRUCT_TEST_A]], ptr [[TMP0]], i64 0, i32 2
28; CGSCC-NEXT:    store ptr [[PTR]], ptr [[TMP1]], align 8
29; CGSCC-NEXT:    tail call void @bar(ptr noalias nofree noundef nonnull readnone byval([[STRUCT_TEST_A]]) align 8 captures(none) dereferenceable(24) [[TMP0]]) #[[ATTR2:[0-9]+]]
30; CGSCC-NEXT:    ret void
31;
32entry:
33  %0 = alloca %struct.test.a, align 8
34  br label %call.br
35
36call.br:
37  %1 = getelementptr inbounds %struct.test.a, ptr %0, i64 0, i32 2
38  store ptr %ptr, ptr %1
39  tail call void @bar(ptr noundef byval(%struct.test.a) align 8 %0)
40  ret void
41}
42
43define void @bar(ptr noundef byval(%struct.test.a) align 8 %dev) {
44; CHECK: Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn memory(argmem: write)
45; CHECK-LABEL: define {{[^@]+}}@bar
46; CHECK-SAME: (ptr noalias nofree noundef nonnull writeonly byval([[STRUCT_TEST_A:%.*]]) align 8 captures(none) dereferenceable(24) [[DEV:%.*]]) #[[ATTR1:[0-9]+]] {
47; CHECK-NEXT:    [[TMP1:%.*]] = getelementptr inbounds [[STRUCT_TEST_B:%.*]], ptr [[DEV]], i64 0, i32 1
48; CHECK-NEXT:    store i32 1, ptr [[TMP1]], align 4
49; CHECK-NEXT:    ret void
50;
51  %1 = getelementptr inbounds %struct.test.b, ptr %dev, i64 0, i32 1
52  store i32 1, ptr %1
53  ret void
54}
55;.
56; TUNIT: attributes #[[ATTR0]] = { mustprogress nofree norecurse nosync nounwind willreturn memory(none) }
57; TUNIT: attributes #[[ATTR1]] = { mustprogress nofree norecurse nosync nounwind willreturn memory(argmem: write) }
58; TUNIT: attributes #[[ATTR2]] = { nofree nosync nounwind willreturn memory(write) }
59;.
60; CGSCC: attributes #[[ATTR0]] = { mustprogress nofree nosync nounwind willreturn memory(none) }
61; CGSCC: attributes #[[ATTR1]] = { mustprogress nofree norecurse nosync nounwind willreturn memory(argmem: write) }
62; CGSCC: attributes #[[ATTR2]] = { nofree nounwind willreturn memory(write) }
63;.
64