77 lines
1.9 KiB
C
77 lines
1.9 KiB
C
/* 017.c COPYRIGHT FUJITSU LIMITED 2017-2019 */
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/* prctl(PR_SVE_SET_VL) check. */
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include "common.h"
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TEST_FUNC(TEST_NUMBER, vl, vq, unused1, unused2)
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{
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struct fpsimd_sve_state(vq) wr_buf;
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struct fpsimd_sve_state(vq) rd_buf;
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unsigned int fpscr[2] = { 0, 0 };
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int i = 0, ret = -1;
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const unsigned int set_vl_1 = gen_set_vl(vl);
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const unsigned int set_vl_2 = gen_set_vl(set_vl_1);
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struct {
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unsigned int vl;
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unsigned int flags;
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void *compare;
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} setting[] = {
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{ set_vl_1, 0, NULL },
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{ set_vl_2, 0, NULL }
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};
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struct fpsimd_sve_state(sve_vq_from_vl(setting[0].vl)) cmp_0;
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struct fpsimd_sve_state(sve_vq_from_vl(setting[1].vl)) cmp_1;
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print_test_overview(tp_num);
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/* buffer initialize */
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memset(&wr_buf, 0, sizeof(wr_buf));
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memset(&rd_buf, 0, sizeof(rd_buf));
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memset(&cmp_0, 0, sizeof(cmp_0));
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memset(&cmp_1, 0, sizeof(cmp_1));
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gen_test_sve_low_128(&cmp_0, vq, sve_vq_from_vl(setting[0].vl));
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gen_test_sve_low_128(&cmp_1, vq, sve_vq_from_vl(setting[1].vl));
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setting[0].compare = &cmp_0;
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setting[1].compare = &cmp_1;
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/* write SVE (default VL) */
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gen_test_sve(&wr_buf, vq);
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write_sve(&wr_buf, vq, fpscr);
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read_sve(&rd_buf, vq, fpscr);
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if (sve_compare(&wr_buf, &rd_buf, vq)) {
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printf("Dirty SVE-register for default-VL, failed.\n");
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goto out;
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}
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for (i = 0; i < ARRAY_SIZE(setting); i++) {
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struct fpsimd_sve_state(sve_vq_from_vl(setting[i].vl)) work_buf;
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unsigned int work_fpscr[2] = { 0, 0 };
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if (set_and_compare_vl(setting[i].vl | setting[i].flags)) {
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printf("SVE_SET_VL compare failed.\n");
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goto out;
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}
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memset(&work_buf, 0, sizeof(work_buf));
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read_sve(&work_buf, (sve_vq_from_vl(setting[i].vl)),
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work_fpscr);
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if (sve_compare(setting[i].compare, &work_buf,
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sve_vq_from_vl(setting[i].vl))) {
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printf("After SET_VL compare failed.\n");
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goto out;
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}
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}
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ret = 0;
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out:
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if (ret == 0) {
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printf("RESULT: OK.\n");
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} else {
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printf("RESULT: NG.\n");
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}
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return ret;
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}
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