Mercurial > hg > CbC > CbC_gcc
comparison gcc/testsuite/c-c++-common/goacc/kernels-loop-data.c @ 131:84e7813d76e9
gcc-8.2
author | mir3636 |
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date | Thu, 25 Oct 2018 07:37:49 +0900 |
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111:04ced10e8804 | 131:84e7813d76e9 |
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1 /* { dg-additional-options "-O2" } */ | |
2 /* { dg-additional-options "-fdump-tree-parloops1-all" } */ | |
3 /* { dg-additional-options "-fdump-tree-optimized" } */ | |
4 | |
5 #include <stdlib.h> | |
6 | |
7 #define N (1024 * 512) | |
8 #define COUNTERTYPE unsigned int | |
9 | |
10 int | |
11 main (void) | |
12 { | |
13 unsigned int *__restrict a; | |
14 unsigned int *__restrict b; | |
15 unsigned int *__restrict c; | |
16 | |
17 a = (unsigned int *)malloc (N * sizeof (unsigned int)); | |
18 b = (unsigned int *)malloc (N * sizeof (unsigned int)); | |
19 c = (unsigned int *)malloc (N * sizeof (unsigned int)); | |
20 | |
21 #pragma acc data copyout (a[0:N], b[0:N], c[0:N]) | |
22 { | |
23 #pragma acc kernels present (a[0:N]) | |
24 { | |
25 for (COUNTERTYPE i = 0; i < N; i++) | |
26 a[i] = i * 2; | |
27 } | |
28 | |
29 #pragma acc kernels present (b[0:N]) | |
30 { | |
31 for (COUNTERTYPE i = 0; i < N; i++) | |
32 b[i] = i * 4; | |
33 } | |
34 | |
35 #pragma acc kernels present (a[0:N], b[0:N], c[0:N]) | |
36 { | |
37 for (COUNTERTYPE ii = 0; ii < N; ii++) | |
38 c[ii] = a[ii] + b[ii]; | |
39 } | |
40 } | |
41 | |
42 for (COUNTERTYPE i = 0; i < N; i++) | |
43 if (c[i] != a[i] + b[i]) | |
44 abort (); | |
45 | |
46 free (a); | |
47 free (b); | |
48 free (c); | |
49 | |
50 return 0; | |
51 } | |
52 | |
53 /* Check that only three loops are analyzed, and that all can be | |
54 parallelized. */ | |
55 /* { dg-final { scan-tree-dump-times "SUCCESS: may be parallelized" 3 "parloops1" } } */ | |
56 /* { dg-final { scan-tree-dump-times "(?n)__attribute__\\(\\(oacc kernels parallelized, oacc function \\(, , \\), oacc kernels, omp target entrypoint\\)\\)" 3 "parloops1" } } */ | |
57 /* { dg-final { scan-tree-dump-not "FAILED:" "parloops1" } } */ | |
58 | |
59 /* Check that the loop has been split off into a function. */ | |
60 /* { dg-final { scan-tree-dump-times "(?n);; Function .*main._omp_fn.0" 1 "optimized" } } */ | |
61 /* { dg-final { scan-tree-dump-times "(?n);; Function .*main._omp_fn.1" 1 "optimized" } } */ | |
62 /* { dg-final { scan-tree-dump-times "(?n);; Function .*main._omp_fn.2" 1 "optimized" } } */ |