1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --check-attributes --check-globals
2; RUN: opt -attributor -enable-new-pm=0 -attributor-manifest-internal  -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=2 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM
3; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal  -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=2 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM
4; RUN: opt -attributor-cgscc -enable-new-pm=0 -attributor-manifest-internal  -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM
5; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal  -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM
6
7target datalayout = "E-p:64:64:64-a0:0:8-f32:32:32-f64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-v64:64:64-v128:128:128"
8
9define internal i32 @callee(i1 %C, i32* %P) {
10; IS__CGSCC_OPM: Function Attrs: argmemonly nofree norecurse nosync nounwind readonly willreturn
11; IS__CGSCC_OPM-LABEL: define {{[^@]+}}@callee
12; IS__CGSCC_OPM-SAME: (i32* noalias nocapture nofree noundef nonnull readonly align 4 dereferenceable(4) [[P:%.*]]) #[[ATTR0:[0-9]+]] {
13; IS__CGSCC_OPM-NEXT:    br label [[F:%.*]]
14; IS__CGSCC_OPM:       T:
15; IS__CGSCC_OPM-NEXT:    unreachable
16; IS__CGSCC_OPM:       F:
17; IS__CGSCC_OPM-NEXT:    [[X:%.*]] = load i32, i32* [[P]], align 4
18; IS__CGSCC_OPM-NEXT:    ret i32 [[X]]
19;
20; IS__CGSCC_NPM: Function Attrs: argmemonly nofree norecurse nosync nounwind readonly willreturn
21; IS__CGSCC_NPM-LABEL: define {{[^@]+}}@callee
22; IS__CGSCC_NPM-SAME: (i32 [[TMP0:%.*]]) #[[ATTR0:[0-9]+]] {
23; IS__CGSCC_NPM-NEXT:    [[P_PRIV:%.*]] = alloca i32, align 4
24; IS__CGSCC_NPM-NEXT:    store i32 [[TMP0]], i32* [[P_PRIV]], align 4
25; IS__CGSCC_NPM-NEXT:    br label [[F:%.*]]
26; IS__CGSCC_NPM:       T:
27; IS__CGSCC_NPM-NEXT:    unreachable
28; IS__CGSCC_NPM:       F:
29; IS__CGSCC_NPM-NEXT:    [[X:%.*]] = load i32, i32* [[P_PRIV]], align 4
30; IS__CGSCC_NPM-NEXT:    ret i32 [[X]]
31;
32  br i1 %C, label %T, label %F
33
34T:              ; preds = %0
35  ret i32 17
36
37F:              ; preds = %0
38  %X = load i32, i32* %P               ; <i32> [#uses=1]
39  ret i32 %X
40}
41
42define i32 @foo() {
43; IS__TUNIT____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
44; IS__TUNIT____-LABEL: define {{[^@]+}}@foo
45; IS__TUNIT____-SAME: () #[[ATTR0:[0-9]+]] {
46; IS__TUNIT____-NEXT:    [[A:%.*]] = alloca i32, align 4
47; IS__TUNIT____-NEXT:    ret i32 17
48;
49; IS__CGSCC_OPM: Function Attrs: nofree nosync nounwind readnone willreturn
50; IS__CGSCC_OPM-LABEL: define {{[^@]+}}@foo
51; IS__CGSCC_OPM-SAME: () #[[ATTR1:[0-9]+]] {
52; IS__CGSCC_OPM-NEXT:    [[A:%.*]] = alloca i32, align 4
53; IS__CGSCC_OPM-NEXT:    store i32 17, i32* [[A]], align 4
54; IS__CGSCC_OPM-NEXT:    [[X:%.*]] = call i32 @callee(i32* noalias nocapture nofree noundef nonnull readonly align 4 dereferenceable(4) [[A]]) #[[ATTR2:[0-9]+]]
55; IS__CGSCC_OPM-NEXT:    ret i32 [[X]]
56;
57; IS__CGSCC_NPM: Function Attrs: nofree nosync nounwind readnone willreturn
58; IS__CGSCC_NPM-LABEL: define {{[^@]+}}@foo
59; IS__CGSCC_NPM-SAME: () #[[ATTR1:[0-9]+]] {
60; IS__CGSCC_NPM-NEXT:    [[X:%.*]] = call i32 @callee(i32 17) #[[ATTR2:[0-9]+]]
61; IS__CGSCC_NPM-NEXT:    ret i32 [[X]]
62;
63  %A = alloca i32         ; <i32*> [#uses=2]
64  store i32 17, i32* %A
65  %X = call i32 @callee( i1 false, i32* %A )              ; <i32> [#uses=1]
66  ret i32 %X
67}
68
69;.
70; IS__TUNIT____: attributes #[[ATTR0]] = { nofree norecurse nosync nounwind readnone willreturn }
71;.
72; IS__CGSCC____: attributes #[[ATTR0:[0-9]+]] = { argmemonly nofree norecurse nosync nounwind readonly willreturn }
73; IS__CGSCC____: attributes #[[ATTR1:[0-9]+]] = { nofree nosync nounwind readnone willreturn }
74; IS__CGSCC____: attributes #[[ATTR2:[0-9]+]] = { readonly willreturn }
75;.
76