getnumdevices.c && setgetdevicetype例程

getnumdevices.c代码

 /* 文件名: getnumdevices.c
 * 功能 : 测试函数acc_get_num_devices(.)
 */
 #include<stdio.h>
 #include "openacc.h"
 int main()
 {
 int num = -;
 num = acc_get_num_devices(acc_device_none);
 printf("device_non = %d\n", num);
 num = acc_get_num_devices(acc_device_default);
 printf("device_deault = %d\n", num);
 num = acc_get_num_devices(acc_device_host);
 printf("device_host = %d\n", num);
 num = acc_get_num_devices(acc_device_not_host);
 printf("device_not_host = %d\n", num);
 num = acc_get_num_devices(acc_device_nvidia);
 printf("device_nvidia = %d\n", num);
 return ;
 }

setgetdevicetype.c代码

 /* 文件名: setgetdevicetype.c
 * 功能 : 测试两个函数acc_set_device_type(.)和acc_get_device_type(.).
 */
 #include<stdio.h>
 #include"openacc.h"
 int main()
 {
 acc_device_t devt = acc_device_none;
 devt = acc_get_device_type();
 printf(" no device set, type = %d\n", devt);
 acc_set_device_type(acc_device_default);
 devt = acc_get_device_type();
 printf(" device_default set, type = %d\n", devt);
 acc_set_device_type(acc_device_nvidia);
 devt = acc_get_device_type();
 printf(" device_nvidia set, type = %d\n", devt);
 acc_set_device_type(acc_device_host);
 devt = acc_get_device_type();
 printf(" device_host set, type = %d\n", devt);
 acc_set_device_type(acc_device_not_host);
 devt = acc_get_device_type();
 printf("device_not_host set, type = %d\n", devt);
 acc_set_device_type(acc_device_xeonphi);
 devt = acc_get_device_type();
 printf(" device_xeonphi set, type = %d\n", devt);
 return ;
 }

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