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view libgomp/testsuite/libgomp.oacc-c-c++-common/kernels-private-vars-loop-gang-2.c @ 138:fc828634a951
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author | Shinji KONO <kono@ie.u-ryukyu.ac.jp> |
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date | Thu, 08 Nov 2018 14:17:14 +0900 |
parents | 84e7813d76e9 |
children |
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#include <assert.h> /* Test of gang-private variables declared on loop directive, with broadcasting to partitioned workers. */ int main (int argc, char* argv[]) { int x = 5, i, arr[32 * 32]; for (i = 0; i < 32 * 32; i++) arr[i] = i; #pragma acc kernels copy(arr) { #pragma acc loop gang(num:32) private(x) for (i = 0; i < 32; i++) { x = i * 2; #pragma acc loop worker(num:32) for (int j = 0; j < 32; j++) arr[i * 32 + j] += x; } } for (i = 0; i < 32 * 32; i++) assert (arr[i] == i + (i / 32) * 2); return 0; }