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 ; TODO: The old pass manager cgscc run is disabled as it causes a crash on windows which is under investigation: http://lab.llvm.org:8011/builders/llvm-clang-x86_64-expensive-checks-win/builds/23151
5 ; 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
6 ; 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
8 target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
9 target triple = "x86_64-unknown-linux-gnu"
11 %union.u = type { x86_fp80 }
12 %struct.s = type { double, i16, i8, [5 x i8] }
14 @b = internal global %struct.s { double 3.14, i16 9439, i8 25, [5 x i8] undef }, align 16
16 %struct.Foo = type { i32, i64 }
17 @a = internal global %struct.Foo { i32 1, i64 2 }, align 8
20 ; CHECK: @[[B:[a-zA-Z0-9_$"\\.-]+]] = internal global [[STRUCT_S:%.*]] { double 3.140000e+00, i16 9439, i8 25, [5 x i8] undef }, align 16
21 ; CHECK: @[[A:[a-zA-Z0-9_$"\\.-]+]] = internal global [[STRUCT_FOO:%.*]] { i32 1, i64 2 }, align 8
25 ; IS________OPM: Function Attrs: nofree noreturn nosync nounwind readnone
26 ; IS________OPM-LABEL: define {{[^@]+}}@run
27 ; IS________OPM-SAME: () #[[ATTR0:[0-9]+]] {
28 ; IS________OPM-NEXT: entry:
29 ; IS________OPM-NEXT: [[TMP0:%.*]] = call i64 @CaptureAStruct(%struct.Foo* nocapture nofree noundef nonnull readonly byval([[STRUCT_FOO:%.*]]) align 8 dereferenceable(16) @a) #[[ATTR0]]
30 ; IS________OPM-NEXT: unreachable
32 ; IS__TUNIT_NPM: Function Attrs: nofree noreturn nosync nounwind readnone
33 ; IS__TUNIT_NPM-LABEL: define {{[^@]+}}@run
34 ; IS__TUNIT_NPM-SAME: () #[[ATTR0:[0-9]+]] {
35 ; IS__TUNIT_NPM-NEXT: entry:
36 ; IS__TUNIT_NPM-NEXT: [[A_CAST:%.*]] = bitcast %struct.Foo* @a to i32*
37 ; IS__TUNIT_NPM-NEXT: [[TMP0:%.*]] = load i32, i32* [[A_CAST]], align 8
38 ; IS__TUNIT_NPM-NEXT: [[A_0_1:%.*]] = getelementptr [[STRUCT_FOO:%.*]], %struct.Foo* @a, i32 0, i32 1
39 ; IS__TUNIT_NPM-NEXT: [[TMP1:%.*]] = load i64, i64* [[A_0_1]], align 8
40 ; IS__TUNIT_NPM-NEXT: [[TMP2:%.*]] = call i64 @CaptureAStruct(i32 [[TMP0]], i64 [[TMP1]]) #[[ATTR0]]
41 ; IS__TUNIT_NPM-NEXT: unreachable
43 ; IS__CGSCC____: Function Attrs: nofree norecurse noreturn nosync nounwind readnone willreturn
44 ; IS__CGSCC____-LABEL: define {{[^@]+}}@run
45 ; IS__CGSCC____-SAME: () #[[ATTR0:[0-9]+]] {
46 ; IS__CGSCC____-NEXT: entry:
47 ; IS__CGSCC____-NEXT: unreachable
50 tail call i8 @UseLongDoubleUnsafely(%union.u* byval(%union.u) align 16 bitcast (%struct.s* @b to %union.u*))
51 tail call x86_fp80 @UseLongDoubleSafely(%union.u* byval(%union.u) align 16 bitcast (%struct.s* @b to %union.u*))
52 call i64 @AccessPaddingOfStruct(%struct.Foo* byval(%struct.Foo) @a)
53 call i64 @CaptureAStruct(%struct.Foo* byval(%struct.Foo) @a)
57 define internal i8 @UseLongDoubleUnsafely(%union.u* byval(%union.u) align 16 %arg) {
58 ; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
59 ; IS__CGSCC____-LABEL: define {{[^@]+}}@UseLongDoubleUnsafely
60 ; IS__CGSCC____-SAME: () #[[ATTR1:[0-9]+]] {
61 ; IS__CGSCC____-NEXT: entry:
62 ; IS__CGSCC____-NEXT: ret i8 undef
65 %bitcast = bitcast %union.u* %arg to %struct.s*
66 %gep = getelementptr inbounds %struct.s, %struct.s* %bitcast, i64 0, i32 2
67 %result = load i8, i8* %gep
71 define internal x86_fp80 @UseLongDoubleSafely(%union.u* byval(%union.u) align 16 %arg) {
72 ; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
73 ; IS__CGSCC____-LABEL: define {{[^@]+}}@UseLongDoubleSafely
74 ; IS__CGSCC____-SAME: () #[[ATTR1]] {
75 ; IS__CGSCC____-NEXT: ret x86_fp80 undef
77 %gep = getelementptr inbounds %union.u, %union.u* %arg, i64 0, i32 0
78 %fp80 = load x86_fp80, x86_fp80* %gep
82 define internal i64 @AccessPaddingOfStruct(%struct.Foo* byval(%struct.Foo) %a) {
83 ; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
84 ; IS__CGSCC____-LABEL: define {{[^@]+}}@AccessPaddingOfStruct
85 ; IS__CGSCC____-SAME: () #[[ATTR1]] {
86 ; IS__CGSCC____-NEXT: ret i64 undef
88 %p = bitcast %struct.Foo* %a to i64*
89 %v = load i64, i64* %p
93 define internal i64 @CaptureAStruct(%struct.Foo* byval(%struct.Foo) %a) {
94 ; IS__CGSCC_OPM-LABEL: define {{[^@]+}}@CaptureAStruct
95 ; IS__CGSCC_OPM-SAME: (%struct.Foo* noalias nofree byval(%struct.Foo) [[A:%.*]])
96 ; IS__CGSCC_OPM-NEXT: entry:
97 ; IS__CGSCC_OPM-NEXT: [[A_PTR:%.*]] = alloca %struct.Foo*
98 ; IS__CGSCC_OPM-NEXT: br label [[LOOP:%.*]]
99 ; IS__CGSCC_OPM: loop:
100 ; IS__CGSCC_OPM-NEXT: [[PHI:%.*]] = phi %struct.Foo* [ null, [[ENTRY:%.*]] ], [ [[GEP:%.*]], [[LOOP]] ]
101 ; IS__CGSCC_OPM-NEXT: [[TMP0:%.*]] = phi %struct.Foo* [ [[A]], [[ENTRY]] ], [ [[TMP0]], [[LOOP]] ]
102 ; IS__CGSCC_OPM-NEXT: store %struct.Foo* [[PHI]], %struct.Foo** [[A_PTR]], align 8
103 ; IS__CGSCC_OPM-NEXT: [[GEP]] = getelementptr [[STRUCT_FOO:%.*]], %struct.Foo* [[A]], i64 0
104 ; IS__CGSCC_OPM-NEXT: br label [[LOOP]]
106 ; IS________OPM: Function Attrs: nofree noreturn nosync nounwind readnone
107 ; IS________OPM-LABEL: define {{[^@]+}}@CaptureAStruct
108 ; IS________OPM-SAME: (%struct.Foo* noalias nocapture nofree noundef nonnull readnone byval([[STRUCT_FOO:%.*]]) align 8 dereferenceable(16) [[A:%.*]]) #[[ATTR0]] {
109 ; IS________OPM-NEXT: entry:
110 ; IS________OPM-NEXT: [[A_PTR:%.*]] = alloca %struct.Foo*, align 8
111 ; IS________OPM-NEXT: br label [[LOOP:%.*]]
112 ; IS________OPM: loop:
113 ; IS________OPM-NEXT: [[PHI:%.*]] = phi %struct.Foo* [ null, [[ENTRY:%.*]] ], [ [[A]], [[LOOP]] ]
114 ; IS________OPM-NEXT: [[TMP0:%.*]] = phi %struct.Foo* [ [[A]], [[ENTRY]] ], [ [[TMP0]], [[LOOP]] ]
115 ; IS________OPM-NEXT: br label [[LOOP]]
117 ; IS__TUNIT_NPM: Function Attrs: nofree noreturn nosync nounwind readnone
118 ; IS__TUNIT_NPM-LABEL: define {{[^@]+}}@CaptureAStruct
119 ; IS__TUNIT_NPM-SAME: (i32 [[TMP0:%.*]], i64 [[TMP1:%.*]]) #[[ATTR0]] {
120 ; IS__TUNIT_NPM-NEXT: entry:
121 ; IS__TUNIT_NPM-NEXT: [[A_PRIV:%.*]] = alloca [[STRUCT_FOO:%.*]], align 8
122 ; IS__TUNIT_NPM-NEXT: [[A_PRIV_CAST:%.*]] = bitcast %struct.Foo* [[A_PRIV]] to i32*
123 ; IS__TUNIT_NPM-NEXT: store i32 [[TMP0]], i32* [[A_PRIV_CAST]], align 4
124 ; IS__TUNIT_NPM-NEXT: [[A_PRIV_0_1:%.*]] = getelementptr [[STRUCT_FOO]], %struct.Foo* [[A_PRIV]], i32 0, i32 1
125 ; IS__TUNIT_NPM-NEXT: store i64 [[TMP1]], i64* [[A_PRIV_0_1]], align 8
126 ; IS__TUNIT_NPM-NEXT: [[A_PTR:%.*]] = alloca %struct.Foo*, align 8
127 ; IS__TUNIT_NPM-NEXT: br label [[LOOP:%.*]]
128 ; IS__TUNIT_NPM: loop:
129 ; IS__TUNIT_NPM-NEXT: [[PHI:%.*]] = phi %struct.Foo* [ null, [[ENTRY:%.*]] ], [ [[A_PRIV]], [[LOOP]] ]
130 ; IS__TUNIT_NPM-NEXT: [[TMP2:%.*]] = phi %struct.Foo* [ [[A_PRIV]], [[ENTRY]] ], [ [[TMP2]], [[LOOP]] ]
131 ; IS__TUNIT_NPM-NEXT: br label [[LOOP]]
133 ; IS__CGSCC____: Function Attrs: nofree norecurse noreturn nosync nounwind readnone
134 ; IS__CGSCC____-LABEL: define {{[^@]+}}@CaptureAStruct
135 ; IS__CGSCC____-SAME: (i32 [[TMP0:%.*]], i64 [[TMP1:%.*]]) #[[ATTR2:[0-9]+]] {
136 ; IS__CGSCC____-NEXT: entry:
137 ; IS__CGSCC____-NEXT: [[A_PRIV:%.*]] = alloca [[STRUCT_FOO:%.*]], align 8
138 ; IS__CGSCC____-NEXT: [[A_PRIV_CAST:%.*]] = bitcast %struct.Foo* [[A_PRIV]] to i32*
139 ; IS__CGSCC____-NEXT: [[A_PRIV_0_1:%.*]] = getelementptr [[STRUCT_FOO]], %struct.Foo* [[A_PRIV]], i32 0, i32 1
140 ; IS__CGSCC____-NEXT: [[A_PTR:%.*]] = alloca %struct.Foo*, align 8
141 ; IS__CGSCC____-NEXT: br label [[LOOP:%.*]]
142 ; IS__CGSCC____: loop:
143 ; IS__CGSCC____-NEXT: [[PHI:%.*]] = phi %struct.Foo* [ null, [[ENTRY:%.*]] ], [ [[A_PRIV]], [[LOOP]] ]
144 ; IS__CGSCC____-NEXT: [[TMP2:%.*]] = phi %struct.Foo* [ [[A_PRIV]], [[ENTRY]] ], [ [[TMP2]], [[LOOP]] ]
145 ; IS__CGSCC____-NEXT: br label [[LOOP]]
148 %a_ptr = alloca %struct.Foo*
152 %phi = phi %struct.Foo* [ null, %entry ], [ %gep, %loop ]
153 %0 = phi %struct.Foo* [ %a, %entry ], [ %0, %loop ]
154 store %struct.Foo* %phi, %struct.Foo** %a_ptr
155 %gep = getelementptr %struct.Foo, %struct.Foo* %a, i64 0
159 ; NOT_CGSCC_NPM: attributes #[[ATTR0:[0-9]+]] = { nofree noreturn nosync nounwind readnone }
161 ; IS__CGSCC____: attributes #[[ATTR0]] = { nofree norecurse noreturn nosync nounwind readnone willreturn }
162 ; IS__CGSCC____: attributes #[[ATTR1]] = { nofree norecurse nosync nounwind readnone willreturn }
163 ; IS__CGSCC____: attributes #[[ATTR2]] = { nofree norecurse noreturn nosync nounwind readnone }