1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
|
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --check-attributes --check-globals
; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=15 -S < %s | FileCheck %s --check-prefixes=CHECK,TUNIT
; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,CGSCC
define dso_local i32 @visible(ptr noalias %A, ptr noalias %B) #0 {
; TUNIT: Function Attrs: nofree noinline norecurse nosync nounwind willreturn memory(argmem: read) uwtable
; TUNIT-LABEL: define {{[^@]+}}@visible
; TUNIT-SAME: (ptr noalias nocapture nofree readonly [[A:%.*]], ptr noalias nocapture nofree readonly [[B:%.*]]) #[[ATTR0:[0-9]+]] {
; TUNIT-NEXT: entry:
; TUNIT-NEXT: [[CALL1:%.*]] = call i32 @noalias_args(ptr noalias nocapture nofree readonly align 4 [[A]], ptr noalias nocapture nofree readonly align 4 [[B]]) #[[ATTR4:[0-9]+]]
; TUNIT-NEXT: [[CALL2:%.*]] = call i32 @noalias_args_argmem(ptr noalias nocapture nofree readonly align 4 [[A]], ptr noalias nocapture nofree readonly align 4 [[B]]) #[[ATTR4]]
; TUNIT-NEXT: [[ADD:%.*]] = add nsw i32 [[CALL1]], [[CALL2]]
; TUNIT-NEXT: ret i32 [[ADD]]
;
; CGSCC: Function Attrs: nofree noinline nosync nounwind willreturn memory(argmem: read) uwtable
; CGSCC-LABEL: define {{[^@]+}}@visible
; CGSCC-SAME: (ptr noalias nocapture nofree noundef nonnull readonly align 4 dereferenceable(4) [[A:%.*]], ptr noalias nocapture nofree noundef nonnull readonly align 4 dereferenceable(4) [[B:%.*]]) #[[ATTR0:[0-9]+]] {
; CGSCC-NEXT: entry:
; CGSCC-NEXT: [[CALL1:%.*]] = call i32 @noalias_args(ptr noalias nocapture nofree noundef nonnull readonly align 4 dereferenceable(4) [[A]], ptr noalias nocapture nofree noundef nonnull readonly align 4 dereferenceable(4) [[B]])
; CGSCC-NEXT: [[CALL2:%.*]] = call i32 @noalias_args_argmem(ptr noalias nocapture nofree noundef nonnull readonly align 4 dereferenceable(4) [[A]], ptr noalias nocapture nofree noundef nonnull readonly align 4 dereferenceable(4) [[B]])
; CGSCC-NEXT: [[ADD:%.*]] = add nsw i32 [[CALL1]], [[CALL2]]
; CGSCC-NEXT: ret i32 [[ADD]]
;
entry:
%call1 = call i32 @noalias_args(ptr %A, ptr %B)
%call2 = call i32 @noalias_args_argmem(ptr %A, ptr %B)
%add = add nsw i32 %call1, %call2
ret i32 %add
}
define private i32 @noalias_args(ptr %A, ptr %B) #0 {
; TUNIT: Function Attrs: nofree noinline norecurse nosync nounwind willreturn memory(argmem: read) uwtable
; TUNIT-LABEL: define {{[^@]+}}@noalias_args
; TUNIT-SAME: (ptr nocapture nofree noundef nonnull readonly align 4 dereferenceable(4) [[A:%.*]], ptr noalias nocapture nofree noundef nonnull readonly align 4 dereferenceable(4) [[B:%.*]]) #[[ATTR0]] {
; TUNIT-NEXT: entry:
; TUNIT-NEXT: [[TMP0:%.*]] = load i32, ptr [[A]], align 4
; TUNIT-NEXT: [[TMP1:%.*]] = load i32, ptr [[B]], align 4
; TUNIT-NEXT: [[ADD:%.*]] = add nsw i32 [[TMP0]], [[TMP1]]
; TUNIT-NEXT: [[CALL:%.*]] = call i32 @noalias_args_argmem(ptr nocapture nofree noundef nonnull readonly align 4 dereferenceable(4) [[A]], ptr noalias nocapture nofree noundef nonnull readonly align 4 dereferenceable(4) [[B]]) #[[ATTR4]]
; TUNIT-NEXT: [[ADD2:%.*]] = add nsw i32 [[ADD]], [[CALL]]
; TUNIT-NEXT: ret i32 [[ADD2]]
;
; CGSCC: Function Attrs: nofree noinline nosync nounwind willreturn memory(argmem: read) uwtable
; CGSCC-LABEL: define {{[^@]+}}@noalias_args
; CGSCC-SAME: (ptr nocapture nofree noundef nonnull readonly align 4 dereferenceable(4) [[A:%.*]], ptr noalias nocapture nofree noundef nonnull readonly align 4 dereferenceable(4) [[B:%.*]]) #[[ATTR0]] {
; CGSCC-NEXT: entry:
; CGSCC-NEXT: [[TMP0:%.*]] = load i32, ptr [[A]], align 4
; CGSCC-NEXT: [[TMP1:%.*]] = load i32, ptr [[B]], align 4
; CGSCC-NEXT: [[ADD:%.*]] = add nsw i32 [[TMP0]], [[TMP1]]
; CGSCC-NEXT: [[CALL:%.*]] = call i32 @noalias_args_argmem(ptr nocapture nofree noundef nonnull readonly align 4 dereferenceable(4) [[A]], ptr noalias nocapture nofree noundef nonnull readonly align 4 dereferenceable(4) [[B]]) #[[ATTR5:[0-9]+]]
; CGSCC-NEXT: [[ADD2:%.*]] = add nsw i32 [[ADD]], [[CALL]]
; CGSCC-NEXT: ret i32 [[ADD2]]
;
entry:
%0 = load i32, ptr %A, align 4
%1 = load i32, ptr %B, align 4
%add = add nsw i32 %0, %1
%call = call i32 @noalias_args_argmem(ptr %A, ptr %B)
%add2 = add nsw i32 %add, %call
ret i32 %add2
}
define internal i32 @noalias_args_argmem(ptr %A, ptr %B) #1 {
; TUNIT: Function Attrs: nofree noinline norecurse nosync nounwind willreturn memory(argmem: read) uwtable
; TUNIT-LABEL: define {{[^@]+}}@noalias_args_argmem
; TUNIT-SAME: (ptr nocapture nofree noundef nonnull readonly align 4 dereferenceable(4) [[A:%.*]], ptr noalias nocapture nofree noundef nonnull readonly align 4 dereferenceable(4) [[B:%.*]]) #[[ATTR0]] {
; TUNIT-NEXT: entry:
; TUNIT-NEXT: [[TMP0:%.*]] = load i32, ptr [[A]], align 4
; TUNIT-NEXT: [[TMP1:%.*]] = load i32, ptr [[B]], align 4
; TUNIT-NEXT: [[ADD:%.*]] = add nsw i32 [[TMP0]], [[TMP1]]
; TUNIT-NEXT: ret i32 [[ADD]]
;
; CGSCC: Function Attrs: nofree noinline norecurse nosync nounwind willreturn memory(argmem: read) uwtable
; CGSCC-LABEL: define {{[^@]+}}@noalias_args_argmem
; CGSCC-SAME: (ptr nocapture nofree noundef nonnull readonly align 4 dereferenceable(4) [[A:%.*]], ptr nocapture nofree noundef nonnull readonly align 4 dereferenceable(4) [[B:%.*]]) #[[ATTR1:[0-9]+]] {
; CGSCC-NEXT: entry:
; CGSCC-NEXT: [[TMP0:%.*]] = load i32, ptr [[A]], align 4
; CGSCC-NEXT: [[TMP1:%.*]] = load i32, ptr [[B]], align 4
; CGSCC-NEXT: [[ADD:%.*]] = add nsw i32 [[TMP0]], [[TMP1]]
; CGSCC-NEXT: ret i32 [[ADD]]
;
entry:
%0 = load i32, ptr %A, align 4
%1 = load i32, ptr %B, align 4
%add = add nsw i32 %0, %1
ret i32 %add
}
define dso_local i32 @visible_local(ptr %A) #0 {
; TUNIT: Function Attrs: nofree noinline norecurse nosync nounwind willreturn memory(argmem: readwrite) uwtable
; TUNIT-LABEL: define {{[^@]+}}@visible_local
; TUNIT-SAME: (ptr nocapture nofree readonly [[A:%.*]]) #[[ATTR1:[0-9]+]] {
; TUNIT-NEXT: entry:
; TUNIT-NEXT: [[B:%.*]] = alloca i32, align 4
; TUNIT-NEXT: store i32 5, ptr [[B]], align 4
; TUNIT-NEXT: [[CALL1:%.*]] = call i32 @noalias_args(ptr nocapture nofree readonly align 4 [[A]], ptr noalias nocapture nofree noundef nonnull readonly align 4 dereferenceable(4) [[B]]) #[[ATTR4]]
; TUNIT-NEXT: [[CALL2:%.*]] = call i32 @noalias_args_argmem(ptr nocapture nofree readonly align 4 [[A]], ptr noalias nocapture nofree noundef nonnull readonly align 4 dereferenceable(4) [[B]]) #[[ATTR4]]
; TUNIT-NEXT: [[ADD:%.*]] = add nsw i32 [[CALL1]], [[CALL2]]
; TUNIT-NEXT: ret i32 [[ADD]]
;
; CGSCC: Function Attrs: nofree noinline nosync nounwind willreturn memory(argmem: readwrite) uwtable
; CGSCC-LABEL: define {{[^@]+}}@visible_local
; CGSCC-SAME: (ptr nocapture nofree noundef nonnull readonly align 4 dereferenceable(4) [[A:%.*]]) #[[ATTR2:[0-9]+]] {
; CGSCC-NEXT: entry:
; CGSCC-NEXT: [[B:%.*]] = alloca i32, align 4
; CGSCC-NEXT: store i32 5, ptr [[B]], align 4
; CGSCC-NEXT: [[CALL1:%.*]] = call i32 @noalias_args(ptr nocapture nofree noundef nonnull readonly align 4 dereferenceable(4) [[A]], ptr noalias nocapture nofree noundef nonnull readonly align 4 dereferenceable(4) [[B]])
; CGSCC-NEXT: [[CALL2:%.*]] = call i32 @noalias_args_argmem(ptr nocapture nofree noundef nonnull readonly align 4 dereferenceable(4) [[A]], ptr noalias nocapture nofree noundef nonnull readonly align 4 dereferenceable(4) [[B]])
; CGSCC-NEXT: [[ADD:%.*]] = add nsw i32 [[CALL1]], [[CALL2]]
; CGSCC-NEXT: ret i32 [[ADD]]
;
entry:
%B = alloca i32, align 4
store i32 5, ptr %B, align 4
%call1 = call i32 @noalias_args(ptr %A, ptr nonnull %B)
%call2 = call i32 @noalias_args_argmem(ptr %A, ptr nonnull %B)
%add = add nsw i32 %call1, %call2
ret i32 %add
}
define internal i32 @noalias_args_argmem_ro(ptr %A, ptr %B) #1 {
; CGSCC: Function Attrs: nofree noinline norecurse nosync nounwind willreturn memory(argmem: read) uwtable
; CGSCC-LABEL: define {{[^@]+}}@noalias_args_argmem_ro
; CGSCC-SAME: (i32 [[TMP0:%.*]], i32 [[TMP1:%.*]]) #[[ATTR1]] {
; CGSCC-NEXT: [[B_PRIV:%.*]] = alloca i32, align 4
; CGSCC-NEXT: store i32 [[TMP1]], ptr [[B_PRIV]], align 4
; CGSCC-NEXT: [[A_PRIV:%.*]] = alloca i32, align 4
; CGSCC-NEXT: store i32 [[TMP0]], ptr [[A_PRIV]], align 4
; CGSCC-NEXT: [[T0:%.*]] = load i32, ptr [[A_PRIV]], align 4
; CGSCC-NEXT: [[T1:%.*]] = load i32, ptr [[B_PRIV]], align 4
; CGSCC-NEXT: [[ADD:%.*]] = add nsw i32 [[T0]], [[T1]]
; CGSCC-NEXT: ret i32 [[ADD]]
;
%t0 = load i32, ptr %A, align 4
%t1 = load i32, ptr %B, align 4
%add = add nsw i32 %t0, %t1
ret i32 %add
}
define i32 @visible_local_2() {
; TUNIT: Function Attrs: nofree norecurse nosync nounwind willreturn memory(none)
; TUNIT-LABEL: define {{[^@]+}}@visible_local_2
; TUNIT-SAME: () #[[ATTR2:[0-9]+]] {
; TUNIT-NEXT: [[B:%.*]] = alloca i32, align 4
; TUNIT-NEXT: ret i32 10
;
; CGSCC: Function Attrs: nofree nosync nounwind willreturn memory(none)
; CGSCC-LABEL: define {{[^@]+}}@visible_local_2
; CGSCC-SAME: () #[[ATTR3:[0-9]+]] {
; CGSCC-NEXT: [[CALL:%.*]] = call i32 @noalias_args_argmem_ro(i32 noundef 5, i32 noundef 5) #[[ATTR6:[0-9]+]]
; CGSCC-NEXT: ret i32 [[CALL]]
;
%B = alloca i32, align 4
store i32 5, ptr %B, align 4
%call = call i32 @noalias_args_argmem_ro(ptr %B, ptr %B)
ret i32 %call
}
define internal i32 @noalias_args_argmem_rn(ptr %A, ptr %B) #1 {
; TUNIT: Function Attrs: nofree noinline norecurse nosync nounwind willreturn memory(argmem: write) uwtable
; TUNIT-LABEL: define {{[^@]+}}@noalias_args_argmem_rn
; TUNIT-SAME: (ptr noalias nocapture nofree noundef nonnull writeonly align 4 dereferenceable(4) [[B:%.*]]) #[[ATTR3:[0-9]+]] {
; TUNIT-NEXT: ret i32 undef
;
; CGSCC: Function Attrs: nofree noinline norecurse nosync nounwind willreturn memory(argmem: readwrite) uwtable
; CGSCC-LABEL: define {{[^@]+}}@noalias_args_argmem_rn
; CGSCC-SAME: (ptr noalias nocapture nofree noundef nonnull align 4 dereferenceable(4) [[B:%.*]]) #[[ATTR4:[0-9]+]] {
; CGSCC-NEXT: [[T0:%.*]] = load i32, ptr [[B]], align 4
; CGSCC-NEXT: store i32 0, ptr [[B]], align 4
; CGSCC-NEXT: ret i32 [[T0]]
;
%t0 = load i32, ptr %B, align 4
store i32 0, ptr %B
ret i32 %t0
}
define i32 @visible_local_3() {
; TUNIT: Function Attrs: nofree norecurse nosync nounwind willreturn memory(none)
; TUNIT-LABEL: define {{[^@]+}}@visible_local_3
; TUNIT-SAME: () #[[ATTR2]] {
; TUNIT-NEXT: [[B:%.*]] = alloca i32, align 4
; TUNIT-NEXT: [[CALL:%.*]] = call i32 @noalias_args_argmem_rn(ptr noalias nocapture nofree noundef nonnull writeonly align 4 dereferenceable(4) [[B]]) #[[ATTR5:[0-9]+]]
; TUNIT-NEXT: ret i32 5
;
; CGSCC: Function Attrs: nofree nosync nounwind willreturn memory(none)
; CGSCC-LABEL: define {{[^@]+}}@visible_local_3
; CGSCC-SAME: () #[[ATTR3]] {
; CGSCC-NEXT: [[B:%.*]] = alloca i32, align 4
; CGSCC-NEXT: store i32 5, ptr [[B]], align 4
; CGSCC-NEXT: [[CALL:%.*]] = call i32 @noalias_args_argmem_rn(ptr noalias nocapture nofree noundef nonnull align 4 dereferenceable(4) [[B]]) #[[ATTR7:[0-9]+]]
; CGSCC-NEXT: ret i32 [[CALL]]
;
%B = alloca i32, align 4
store i32 5, ptr %B, align 4
%call = call i32 @noalias_args_argmem_rn(ptr %B, ptr %B)
ret i32 %call
}
attributes #0 = { noinline nounwind uwtable willreturn }
attributes #1 = { argmemonly noinline nounwind uwtable willreturn}
;.
; TUNIT: attributes #[[ATTR0]] = { nofree noinline norecurse nosync nounwind willreturn memory(argmem: read) uwtable }
; TUNIT: attributes #[[ATTR1]] = { nofree noinline norecurse nosync nounwind willreturn memory(argmem: readwrite) uwtable }
; TUNIT: attributes #[[ATTR2]] = { nofree norecurse nosync nounwind willreturn memory(none) }
; TUNIT: attributes #[[ATTR3]] = { nofree noinline norecurse nosync nounwind willreturn memory(argmem: write) uwtable }
; TUNIT: attributes #[[ATTR4]] = { nofree nosync nounwind }
; TUNIT: attributes #[[ATTR5]] = { nofree nosync nounwind willreturn }
;.
; CGSCC: attributes #[[ATTR0]] = { nofree noinline nosync nounwind willreturn memory(argmem: read) uwtable }
; CGSCC: attributes #[[ATTR1]] = { nofree noinline norecurse nosync nounwind willreturn memory(argmem: read) uwtable }
; CGSCC: attributes #[[ATTR2]] = { nofree noinline nosync nounwind willreturn memory(argmem: readwrite) uwtable }
; CGSCC: attributes #[[ATTR3]] = { nofree nosync nounwind willreturn memory(none) }
; CGSCC: attributes #[[ATTR4]] = { nofree noinline norecurse nosync nounwind willreturn memory(argmem: readwrite) uwtable }
; CGSCC: attributes #[[ATTR5]] = { memory(read) }
; CGSCC: attributes #[[ATTR6]] = { willreturn }
; CGSCC: attributes #[[ATTR7]] = { nounwind willreturn }
;.
;; NOTE: These prefixes are unused and the list is autogenerated. Do not add tests below this line:
; CHECK: {{.*}}
|
