1// RUN: %clang_cc1 %s -cl-std=CL2.0 -verify -fsyntax-only -triple=spir64
2// RUN: %clang_cc1 %s -cl-std=CL2.0 -verify -fsyntax-only -triple=amdgcn-amdhsa-amd-opencl
3
4// Basic parsing/Sema tests for __opencl_atomic_*
5
6#pragma OPENCL EXTENSION cl_khr_int64_base_atomics : enable
7#pragma OPENCL EXTENSION cl_khr_int64_extended_atomics : enable
8
9typedef __INTPTR_TYPE__ intptr_t;
10typedef int int8 __attribute__((ext_vector_type(8)));
11
12typedef enum memory_order {
13  memory_order_relaxed = __ATOMIC_RELAXED,
14  memory_order_acquire = __ATOMIC_ACQUIRE,
15  memory_order_release = __ATOMIC_RELEASE,
16  memory_order_acq_rel = __ATOMIC_ACQ_REL,
17  memory_order_seq_cst = __ATOMIC_SEQ_CST
18} memory_order;
19
20typedef enum memory_scope {
21  memory_scope_work_item = __OPENCL_MEMORY_SCOPE_WORK_ITEM,
22  memory_scope_work_group = __OPENCL_MEMORY_SCOPE_WORK_GROUP,
23  memory_scope_device = __OPENCL_MEMORY_SCOPE_DEVICE,
24  memory_scope_all_svm_devices = __OPENCL_MEMORY_SCOPE_ALL_SVM_DEVICES,
25#if defined(cl_intel_subgroups) || defined(cl_khr_subgroups)
26  memory_scope_sub_group = __OPENCL_MEMORY_SCOPE_SUB_GROUP
27#endif
28} memory_scope;
29
30struct S { char c[3]; };
31
32char i8;
33short i16;
34int i32;
35int8 i64;
36
37atomic_int gn;
38void f(atomic_int *i, const atomic_int *ci,
39       atomic_intptr_t *p, atomic_float *d,
40       int *I, const int *CI,
41       intptr_t *P, float *D, struct S *s1, struct S *s2,
42       global atomic_int *i_g, local atomic_int *i_l, private atomic_int *i_p,
43       constant atomic_int *i_c) {
44  __opencl_atomic_init(I, 5); // expected-error {{address argument to atomic operation must be a pointer to _Atomic type ('__generic int *' invalid)}}
45  __opencl_atomic_init(ci, 5); // expected-error {{address argument to atomic operation must be a pointer to non-const _Atomic type ('const __generic atomic_int *' (aka 'const __generic _Atomic(int) *') invalid)}}
46
47  __opencl_atomic_load(0); // expected-error {{too few arguments to function call, expected 3, have 1}}
48  __opencl_atomic_load(0, 0, 0, 0); // expected-error {{too many arguments to function call, expected 3, have 4}}
49  __opencl_atomic_store(0,0,0,0); // expected-error {{address argument to atomic builtin must be a pointer}}
50  __opencl_atomic_store((int *)0, 0, 0, 0); // expected-error {{address argument to atomic operation must be a pointer to _Atomic type ('__generic int *' invalid)}}
51  __opencl_atomic_store(i, 0, memory_order_relaxed, memory_scope_work_group);
52  __opencl_atomic_store(ci, 0, memory_order_relaxed, memory_scope_work_group); // expected-error {{address argument to atomic operation must be a pointer to non-const _Atomic type ('const __generic atomic_int *' (aka 'const __generic _Atomic(int) *') invalid)}}
53  __opencl_atomic_store(i_g, 0, memory_order_relaxed, memory_scope_work_group);
54  __opencl_atomic_store(i_l, 0, memory_order_relaxed, memory_scope_work_group);
55  __opencl_atomic_store(i_p, 0, memory_order_relaxed, memory_scope_work_group);
56  __opencl_atomic_store(i_c, 0, memory_order_relaxed, memory_scope_work_group); // expected-error {{address argument to atomic operation must be a pointer to non-constant _Atomic type ('__constant atomic_int *' (aka '__constant _Atomic(int) *') invalid)}}
57
58  __opencl_atomic_load(i, memory_order_seq_cst, memory_scope_work_group);
59  __opencl_atomic_load(p, memory_order_seq_cst, memory_scope_work_group);
60  __opencl_atomic_load(d, memory_order_seq_cst, memory_scope_work_group);
61  __opencl_atomic_load(ci, memory_order_seq_cst, memory_scope_work_group);
62  __opencl_atomic_load(i_c, memory_order_seq_cst, memory_scope_work_group); // expected-error {{address argument to atomic operation must be a pointer to non-constant _Atomic type ('__constant atomic_int *' (aka '__constant _Atomic(int) *') invalid)}}
63
64  __opencl_atomic_store(i, 1, memory_order_seq_cst, memory_scope_work_group);
65  __opencl_atomic_store(p, 1, memory_order_seq_cst, memory_scope_work_group);
66  (int)__opencl_atomic_store(d, 1, memory_order_seq_cst, memory_scope_work_group); // expected-error {{operand of type 'void' where arithmetic or pointer type is required}}
67
68  int exchange_1 = __opencl_atomic_exchange(i, 1, memory_order_seq_cst, memory_scope_work_group);
69  int exchange_2 = __opencl_atomic_exchange(I, 1, memory_order_seq_cst, memory_scope_work_group); // expected-error {{address argument to atomic operation must be a pointer to _Atomic}}
70
71  __opencl_atomic_fetch_add(i, 1, memory_order_seq_cst, memory_scope_work_group);
72  __opencl_atomic_fetch_add(p, 1, memory_order_seq_cst, memory_scope_work_group);
73  __opencl_atomic_fetch_add(d, 1, memory_order_seq_cst, memory_scope_work_group); // expected-error {{address argument to atomic operation must be a pointer to atomic integer or pointer ('__generic atomic_float *' (aka '__generic _Atomic(float) *') invalid)}}
74  __opencl_atomic_fetch_and(i, 1, memory_order_seq_cst, memory_scope_work_group);
75  __opencl_atomic_fetch_and(p, 1, memory_order_seq_cst, memory_scope_work_group);
76  __opencl_atomic_fetch_and(d, 1, memory_order_seq_cst, memory_scope_work_group); // expected-error {{address argument to atomic operation must be a pointer to atomic integer ('__generic atomic_float *' (aka '__generic _Atomic(float) *') invalid)}}
77
78  __opencl_atomic_fetch_min(i, 1, memory_order_seq_cst, memory_scope_work_group);
79  __opencl_atomic_fetch_max(i, 1, memory_order_seq_cst, memory_scope_work_group);
80  __opencl_atomic_fetch_min(d, 1, memory_order_seq_cst, memory_scope_work_group); // expected-error {{address argument to atomic operation must be a pointer to atomic integer ('__generic atomic_float *' (aka '__generic _Atomic(float) *') invalid)}}
81  __opencl_atomic_fetch_max(d, 1, memory_order_seq_cst, memory_scope_work_group); // expected-error {{address argument to atomic operation must be a pointer to atomic integer ('__generic atomic_float *' (aka '__generic _Atomic(float) *') invalid)}}
82
83  bool cmpexch_1 = __opencl_atomic_compare_exchange_strong(i, I, 1, memory_order_seq_cst, memory_order_seq_cst, memory_scope_work_group);
84  bool cmpexch_2 = __opencl_atomic_compare_exchange_strong(p, P, 1, memory_order_seq_cst, memory_order_seq_cst, memory_scope_work_group);
85  bool cmpexch_3 = __opencl_atomic_compare_exchange_strong(d, I, 1, memory_order_seq_cst, memory_order_seq_cst, memory_scope_work_group); // expected-warning {{incompatible pointer types passing '__generic int *__private' to parameter of type '__generic float *'}}
86  (void)__opencl_atomic_compare_exchange_strong(i, CI, 1, memory_order_seq_cst, memory_order_seq_cst, memory_scope_work_group); // expected-warning {{passing 'const __generic int *__private' to parameter of type '__generic int *' discards qualifiers}}
87
88  bool cmpexchw_1 = __opencl_atomic_compare_exchange_weak(i, I, 1, memory_order_seq_cst, memory_order_seq_cst, memory_scope_work_group);
89  bool cmpexchw_2 = __opencl_atomic_compare_exchange_weak(p, P, 1, memory_order_seq_cst, memory_order_seq_cst, memory_scope_work_group);
90  bool cmpexchw_3 = __opencl_atomic_compare_exchange_weak(d, I, 1, memory_order_seq_cst, memory_order_seq_cst, memory_scope_work_group); // expected-warning {{incompatible pointer types passing '__generic int *__private' to parameter of type '__generic float *'}}
91  (void)__opencl_atomic_compare_exchange_weak(i, CI, 1, memory_order_seq_cst, memory_order_seq_cst, memory_scope_work_group); // expected-warning {{passing 'const __generic int *__private' to parameter of type '__generic int *' discards qualifiers}}
92
93  // Pointers to different address spaces are allowed.
94  bool cmpexch_10 = __opencl_atomic_compare_exchange_strong((global atomic_int *)0x308, (constant int *)0x309, 1, memory_order_seq_cst, memory_order_seq_cst, memory_scope_work_group);
95
96  __opencl_atomic_init(ci, 0); // expected-error {{address argument to atomic operation must be a pointer to non-const _Atomic type ('const __generic atomic_int *' (aka 'const __generic _Atomic(int) *') invalid)}}
97  __opencl_atomic_store(ci, 0, memory_order_release, memory_scope_work_group); // expected-error {{address argument to atomic operation must be a pointer to non-const _Atomic type ('const __generic atomic_int *' (aka 'const __generic _Atomic(int) *') invalid)}}
98  __opencl_atomic_load(ci, memory_order_acquire, memory_scope_work_group);
99
100  __opencl_atomic_init(&gn, 456);
101  __opencl_atomic_init(&gn, (void*)0); // expected-warning{{incompatible pointer to integer conversion passing '__generic void *' to parameter of type 'int'}}
102}
103
104void memory_checks(atomic_int *Ap, int *p, int val) {
105  // non-integer memory order argument is casted to integer type.
106  (void)__opencl_atomic_load(Ap, 1.0f, memory_scope_work_group);
107  float forder;
108  (void)__opencl_atomic_load(Ap, forder, memory_scope_work_group);
109  struct S s;
110  (void)__opencl_atomic_load(Ap, s, memory_scope_work_group); // expected-error {{passing '__private struct S' to parameter of incompatible type 'int'}}
111
112  (void)__opencl_atomic_load(Ap, memory_order_relaxed, memory_scope_work_group);
113  (void)__opencl_atomic_load(Ap, memory_order_acquire, memory_scope_work_group);
114  (void)__opencl_atomic_load(Ap, memory_order_consume, memory_scope_work_group); // expected-error {{use of undeclared identifier 'memory_order_consume'}}
115  (void)__opencl_atomic_load(Ap, memory_order_release, memory_scope_work_group); // expected-warning {{memory order argument to atomic operation is invalid}}
116  (void)__opencl_atomic_load(Ap, memory_order_acq_rel, memory_scope_work_group); // expected-warning {{memory order argument to atomic operation is invalid}}
117  (void)__opencl_atomic_load(Ap, memory_order_seq_cst, memory_scope_work_group);
118
119  (void)__opencl_atomic_store(Ap, val, memory_order_relaxed, memory_scope_work_group);
120  (void)__opencl_atomic_store(Ap, val, memory_order_acquire, memory_scope_work_group); // expected-warning {{memory order argument to atomic operation is invalid}}
121  (void)__opencl_atomic_store(Ap, val, memory_order_release, memory_scope_work_group);
122  (void)__opencl_atomic_store(Ap, val, memory_order_acq_rel, memory_scope_work_group); // expected-warning {{memory order argument to atomic operation is invalid}}
123  (void)__opencl_atomic_store(Ap, val, memory_order_seq_cst, memory_scope_work_group);
124
125  (void)__opencl_atomic_fetch_add(Ap, 1, memory_order_relaxed, memory_scope_work_group);
126  (void)__opencl_atomic_fetch_add(Ap, 1, memory_order_acquire, memory_scope_work_group);
127  (void)__opencl_atomic_fetch_add(Ap, 1, memory_order_release, memory_scope_work_group);
128  (void)__opencl_atomic_fetch_add(Ap, 1, memory_order_acq_rel, memory_scope_work_group);
129  (void)__opencl_atomic_fetch_add(Ap, 1, memory_order_seq_cst, memory_scope_work_group);
130
131  (void)__opencl_atomic_init(Ap, val);
132
133  (void)__opencl_atomic_fetch_sub(Ap, val, memory_order_relaxed, memory_scope_work_group);
134  (void)__opencl_atomic_fetch_sub(Ap, val, memory_order_acquire, memory_scope_work_group);
135  (void)__opencl_atomic_fetch_sub(Ap, val, memory_order_release, memory_scope_work_group);
136  (void)__opencl_atomic_fetch_sub(Ap, val, memory_order_acq_rel, memory_scope_work_group);
137  (void)__opencl_atomic_fetch_sub(Ap, val, memory_order_seq_cst, memory_scope_work_group);
138
139  (void)__opencl_atomic_fetch_and(Ap, val, memory_order_relaxed, memory_scope_work_group);
140  (void)__opencl_atomic_fetch_and(Ap, val, memory_order_acquire, memory_scope_work_group);
141  (void)__opencl_atomic_fetch_and(Ap, val, memory_order_release, memory_scope_work_group);
142  (void)__opencl_atomic_fetch_and(Ap, val, memory_order_acq_rel, memory_scope_work_group);
143  (void)__opencl_atomic_fetch_and(Ap, val, memory_order_seq_cst, memory_scope_work_group);
144
145  (void)__opencl_atomic_fetch_or(Ap, val, memory_order_relaxed, memory_scope_work_group);
146  (void)__opencl_atomic_fetch_or(Ap, val, memory_order_acquire, memory_scope_work_group);
147  (void)__opencl_atomic_fetch_or(Ap, val, memory_order_release, memory_scope_work_group);
148  (void)__opencl_atomic_fetch_or(Ap, val, memory_order_acq_rel, memory_scope_work_group);
149  (void)__opencl_atomic_fetch_or(Ap, val, memory_order_seq_cst, memory_scope_work_group);
150
151  (void)__opencl_atomic_fetch_xor(Ap, val, memory_order_relaxed, memory_scope_work_group);
152  (void)__opencl_atomic_fetch_xor(Ap, val, memory_order_acquire, memory_scope_work_group);
153  (void)__opencl_atomic_fetch_xor(Ap, val, memory_order_release, memory_scope_work_group);
154  (void)__opencl_atomic_fetch_xor(Ap, val, memory_order_acq_rel, memory_scope_work_group);
155  (void)__opencl_atomic_fetch_xor(Ap, val, memory_order_seq_cst, memory_scope_work_group);
156
157  (void)__opencl_atomic_exchange(Ap, val, memory_order_relaxed, memory_scope_work_group);
158  (void)__opencl_atomic_exchange(Ap, val, memory_order_acquire, memory_scope_work_group);
159  (void)__opencl_atomic_exchange(Ap, val, memory_order_release, memory_scope_work_group);
160  (void)__opencl_atomic_exchange(Ap, val, memory_order_acq_rel, memory_scope_work_group);
161  (void)__opencl_atomic_exchange(Ap, val, memory_order_seq_cst, memory_scope_work_group);
162
163  (void)__opencl_atomic_compare_exchange_strong(Ap, p, val, memory_order_relaxed, memory_order_relaxed, memory_scope_work_group);
164  (void)__opencl_atomic_compare_exchange_strong(Ap, p, val, memory_order_acquire, memory_order_relaxed, memory_scope_work_group);
165  (void)__opencl_atomic_compare_exchange_strong(Ap, p, val, memory_order_release, memory_order_relaxed, memory_scope_work_group);
166  (void)__opencl_atomic_compare_exchange_strong(Ap, p, val, memory_order_acq_rel, memory_order_relaxed, memory_scope_work_group);
167  (void)__opencl_atomic_compare_exchange_strong(Ap, p, val, memory_order_seq_cst, memory_order_relaxed, memory_scope_work_group);
168
169  (void)__opencl_atomic_compare_exchange_weak(Ap, p, val, memory_order_relaxed, memory_order_relaxed, memory_scope_work_group);
170  (void)__opencl_atomic_compare_exchange_weak(Ap, p, val, memory_order_acquire, memory_order_relaxed, memory_scope_work_group);
171  (void)__opencl_atomic_compare_exchange_weak(Ap, p, val, memory_order_release, memory_order_relaxed, memory_scope_work_group);
172  (void)__opencl_atomic_compare_exchange_weak(Ap, p, val, memory_order_acq_rel, memory_order_relaxed, memory_scope_work_group);
173  (void)__opencl_atomic_compare_exchange_weak(Ap, p, val, memory_order_seq_cst, memory_order_relaxed, memory_scope_work_group);
174}
175
176void synchscope_checks(atomic_int *Ap, int scope) {
177  (void)__opencl_atomic_load(Ap, memory_order_relaxed, memory_scope_work_item); // expected-error{{synchronization scope argument to atomic operation is invalid}}
178  (void)__opencl_atomic_load(Ap, memory_order_relaxed, memory_scope_work_group);
179  (void)__opencl_atomic_load(Ap, memory_order_relaxed, memory_scope_device);
180  (void)__opencl_atomic_load(Ap, memory_order_relaxed, memory_scope_all_svm_devices);
181  (void)__opencl_atomic_load(Ap, memory_order_relaxed, memory_scope_sub_group);
182  (void)__opencl_atomic_load(Ap, memory_order_relaxed, scope);
183  (void)__opencl_atomic_load(Ap, memory_order_relaxed, 10);    //expected-error{{synchronization scope argument to atomic operation is invalid}}
184
185  // non-integer memory scope is casted to integer type.
186  float fscope;
187  (void)__opencl_atomic_load(Ap, memory_order_relaxed, 1.0f);
188  (void)__opencl_atomic_load(Ap, memory_order_relaxed, fscope);
189  struct S s;
190  (void)__opencl_atomic_load(Ap, memory_order_relaxed, s); //expected-error{{passing '__private struct S' to parameter of incompatible type 'int'}}
191}
192
193void nullPointerWarning(atomic_int *Ap, int *p, int val) {
194  // The 'expected' pointer shouldn't be NULL.
195  (void)__opencl_atomic_compare_exchange_strong(Ap, (void *)0, val, memory_order_relaxed, memory_order_relaxed, memory_scope_work_group); // expected-warning {{null passed to a callee that requires a non-null argument}}
196}
197