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
|
// NOTE: Assertions have been autogenerated by utils/update_cc_test_checks.py UTC_ARGS: --version 4
// REQUIRES: amdgpu-registered-target
// RUN: %clang_cc1 %s -emit-llvm -O0 -o - \
// RUN: -triple=amdgcn-amd-amdhsa | FileCheck %s
// CHECK-LABEL: define dso_local void @_Z25test_memory_fence_successv(
// CHECK-SAME: ) #[[ATTR0:[0-9]+]] {
// CHECK-NEXT: entry:
// CHECK-NEXT: fence syncscope("workgroup") seq_cst
// CHECK-NEXT: fence syncscope("agent") acquire
// CHECK-NEXT: fence seq_cst
// CHECK-NEXT: fence syncscope("agent") acq_rel
// CHECK-NEXT: fence syncscope("workgroup") release
// CHECK-NEXT: ret void
//
void test_memory_fence_success() {
__builtin_amdgcn_fence(__ATOMIC_SEQ_CST, "workgroup");
__builtin_amdgcn_fence(__ATOMIC_ACQUIRE, "agent");
__builtin_amdgcn_fence(__ATOMIC_SEQ_CST, "");
__builtin_amdgcn_fence(4, "agent");
__builtin_amdgcn_fence(3, "workgroup");
}
// CHECK-LABEL: define dso_local void @_Z10test_localv(
// CHECK-SAME: ) #[[ATTR0]] {
// CHECK-NEXT: entry:
// CHECK-NEXT: fence syncscope("workgroup") seq_cst, !mmra [[META3:![0-9]+]]
// CHECK-NEXT: fence syncscope("agent") acquire, !mmra [[META3]]
// CHECK-NEXT: fence seq_cst, !mmra [[META3]]
// CHECK-NEXT: fence syncscope("agent") acq_rel, !mmra [[META3]]
// CHECK-NEXT: fence syncscope("workgroup") release, !mmra [[META3]]
// CHECK-NEXT: ret void
//
void test_local() {
__builtin_amdgcn_fence( __ATOMIC_SEQ_CST, "workgroup", "local");
__builtin_amdgcn_fence(__ATOMIC_ACQUIRE, "agent", "local");
__builtin_amdgcn_fence(__ATOMIC_SEQ_CST, "", "local");
__builtin_amdgcn_fence(4, "agent", "local");
__builtin_amdgcn_fence(3, "workgroup", "local");
}
// CHECK-LABEL: define dso_local void @_Z11test_globalv(
// CHECK-SAME: ) #[[ATTR0]] {
// CHECK-NEXT: entry:
// CHECK-NEXT: fence syncscope("workgroup") seq_cst, !mmra [[META4:![0-9]+]]
// CHECK-NEXT: fence syncscope("agent") acquire, !mmra [[META4]]
// CHECK-NEXT: fence seq_cst, !mmra [[META4]]
// CHECK-NEXT: fence syncscope("agent") acq_rel, !mmra [[META4]]
// CHECK-NEXT: fence syncscope("workgroup") release, !mmra [[META4]]
// CHECK-NEXT: ret void
//
void test_global() {
__builtin_amdgcn_fence( __ATOMIC_SEQ_CST, "workgroup", "global");
__builtin_amdgcn_fence(__ATOMIC_ACQUIRE, "agent", "global");
__builtin_amdgcn_fence(__ATOMIC_SEQ_CST, "", "global");
__builtin_amdgcn_fence(4, "agent", "global");
__builtin_amdgcn_fence(3, "workgroup", "global");
}
// CHECK-LABEL: define dso_local void @_Z10test_imagev(
// CHECK-SAME: ) #[[ATTR0]] {
// CHECK-NEXT: entry:
// CHECK-NEXT: fence syncscope("workgroup") seq_cst, !mmra [[META3]]
// CHECK-NEXT: fence syncscope("agent") acquire, !mmra [[META3]]
// CHECK-NEXT: fence seq_cst, !mmra [[META3]]
// CHECK-NEXT: fence syncscope("agent") acq_rel, !mmra [[META3]]
// CHECK-NEXT: fence syncscope("workgroup") release, !mmra [[META3]]
// CHECK-NEXT: ret void
//
void test_image() {
__builtin_amdgcn_fence( __ATOMIC_SEQ_CST, "workgroup", "local");
__builtin_amdgcn_fence(__ATOMIC_ACQUIRE, "agent", "local");
__builtin_amdgcn_fence(__ATOMIC_SEQ_CST, "", "local");
__builtin_amdgcn_fence(4, "agent", "local");
__builtin_amdgcn_fence(3, "workgroup", "local");
}
// CHECK-LABEL: define dso_local void @_Z10test_mixedv(
// CHECK-SAME: ) #[[ATTR0]] {
// CHECK-NEXT: entry:
// CHECK-NEXT: fence syncscope("workgroup") seq_cst, !mmra [[META5:![0-9]+]]
// CHECK-NEXT: fence syncscope("workgroup") seq_cst, !mmra [[META5]]
// CHECK-NEXT: ret void
//
void test_mixed() {
__builtin_amdgcn_fence( __ATOMIC_SEQ_CST, "workgroup", "local", "global");
__builtin_amdgcn_fence( __ATOMIC_SEQ_CST, "workgroup", "local", "local", "global", "local", "local");
}
//.
// CHECK: [[META3]] = !{!"amdgpu-synchronize-as", !"local"}
// CHECK: [[META4]] = !{!"amdgpu-synchronize-as", !"global"}
// CHECK: [[META5]] = !{[[META4]], [[META3]]}
//.
|
