blob: ac0febf7854dadba5ace62d3d3deacb9b7eaf8cb (
plain)
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
|
// RUN: %libomptarget-compile-run-and-check-generic
#include <assert.h>
#include <stdio.h>
#pragma omp begin declare variant match(device = {kind(gpu)})
// Provided by the runtime.
void *__llvm_omp_indirect_call_lookup(void *host_ptr);
#pragma omp declare target to(__llvm_omp_indirect_call_lookup) \
device_type(nohost)
#pragma omp end declare variant
#pragma omp begin declare variant match(device = {kind(cpu)})
// We assume unified addressing on the CPU target.
void *__llvm_omp_indirect_call_lookup(void *host_ptr) { return host_ptr; }
#pragma omp end declare variant
#pragma omp begin declare target indirect
void foo(int *x) { *x = *x + 1; }
void bar(int *x) { *x = *x + 1; }
void baz(int *x) { *x = *x + 1; }
#pragma omp end declare target
int main() {
void *foo_ptr = foo;
void *bar_ptr = bar;
void *baz_ptr = baz;
int count = 0;
void *foo_res;
void *bar_res;
void *baz_res;
#pragma omp target map(to : foo_ptr, bar_ptr, baz_ptr) map(tofrom : count)
{
foo_res = __llvm_omp_indirect_call_lookup(foo_ptr);
((void (*)(int *))foo_res)(&count);
bar_res = __llvm_omp_indirect_call_lookup(bar_ptr);
((void (*)(int *))bar_res)(&count);
baz_res = __llvm_omp_indirect_call_lookup(baz_ptr);
((void (*)(int *))baz_res)(&count);
}
assert(count == 3 && "Calling failed");
// CHECK: PASS
printf("PASS\n");
}
|
