1 // RUN: %clang_cc1 -verify -fopenmp -triple x86_64-apple-darwin10.6.0 -fopenmp-targets=nvptx64-nvidia-cuda  -emit-llvm-bc -o %t-host.bc %s
2 // RUN: %clang_cc1 -verify -DDEVICE -fopenmp -triple nvptx64-nvidia-cuda -fopenmp-targets=nvptx64-nvidia-cuda -fsyntax-only %s -fopenmp-is-device -fopenmp-host-ir-file-path %t-host.bc
3 // RUN: %clang_cc1 -verify -DDEVICE -DREQUIRES -fopenmp -triple nvptx64-nvidia-cuda -fopenmp-targets=nvptx64-nvidia-cuda -fsyntax-only %s -fopenmp-is-device -fopenmp-host-ir-file-path %t-host.bc
4 #if !defined(DEVICE) || defined(REQUIRES)
5 // expected-no-diagnostics
6 #endif // DEVICE
7 
8 #ifndef HEADER
9 #define HEADER
10 
11 #if defined(REQUIRES) && defined(DEVICE)
12 #pragma omp requires dynamic_allocators
13 #endif // REQUIRES && DEVICE
14 
bar()15 int bar() {
16   int res = 0;
17 #if defined(DEVICE) && !defined(REQUIRES)
18 // expected-error@+2 {{expected an 'allocator' clause inside of the target region; provide an 'allocator' clause or use 'requires' directive with the 'dynamic_allocators' clause}}
19 #endif // DEVICE && !REQUIRES
20 #pragma omp allocate(res)
21   return 0;
22 }
23 
24 #pragma omp declare target
25 typedef void **omp_allocator_handle_t;
26 extern const omp_allocator_handle_t omp_null_allocator;
27 extern const omp_allocator_handle_t omp_default_mem_alloc;
28 extern const omp_allocator_handle_t omp_large_cap_mem_alloc;
29 extern const omp_allocator_handle_t omp_const_mem_alloc;
30 extern const omp_allocator_handle_t omp_high_bw_mem_alloc;
31 extern const omp_allocator_handle_t omp_low_lat_mem_alloc;
32 extern const omp_allocator_handle_t omp_cgroup_mem_alloc;
33 extern const omp_allocator_handle_t omp_pteam_mem_alloc;
34 extern const omp_allocator_handle_t omp_thread_mem_alloc;
35 
36 struct St{
37  int a;
38 };
39 
40 struct St1{
41  int a;
42  static int b;
43 #pragma omp allocate(b) allocator(omp_default_mem_alloc)
44 } d;
45 
46 int a, b, c;
47 #pragma omp allocate(a) allocator(omp_large_cap_mem_alloc)
48 #pragma omp allocate(b) allocator(omp_const_mem_alloc)
49 #pragma omp allocate(d, c) allocator(omp_high_bw_mem_alloc)
50 
51 template <class T>
52 struct ST {
53   static T m;
54   #pragma omp allocate(m) allocator(omp_low_lat_mem_alloc)
55 };
56 
foo()57 template <class T> T foo() {
58   T v;
59   #pragma omp allocate(v) allocator(omp_cgroup_mem_alloc)
60   v = ST<T>::m;
61 #if defined(DEVICE) && !defined(REQUIRES)
62 // expected-error@+2 {{expected an allocator expression inside of the target region; provide an allocator expression or use 'requires' directive with the 'dynamic_allocators' clause}}
63 #endif // DEVICE && !REQUIRES
64 #pragma omp parallel private(v) allocate(v)
65   v = 0;
66   return v;
67 }
68 
69 namespace ns{
70   int a;
71 }
72 #pragma omp allocate(ns::a) allocator(omp_pteam_mem_alloc)
73 
main()74 int main () {
75   static int a;
76 #pragma omp allocate(a) allocator(omp_thread_mem_alloc)
77   a=2;
78   double b = 3;
79 #if defined(DEVICE) && !defined(REQUIRES)
80 // expected-error@+2 {{expected an 'allocator' clause inside of the target region; provide an 'allocator' clause or use 'requires' directive with the 'dynamic_allocators' clause}}
81 #endif // DEVICE && !REQUIRES
82 #pragma omp allocate(b)
83 #if defined(DEVICE) && !defined(REQUIRES)
84 // expected-note@+2 2{{called by 'main'}}
85 #endif // DEVICE && !REQUIRES
86   return (foo<int>() + bar());
87 }
88 
89 extern template int ST<int>::m;
90 #pragma omp end declare target
91 #endif
92