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[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [gcc/] [testsuite/] [gcc.target/] [i386/] [avx2-vpmulhw-2.c] - Rev 848
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/* { dg-do run } */ /* { dg-options "-mavx2 -O2" } */ /* { dg-require-effective-target avx2 } */ #include "avx2-check.h" static void compute_pmulhw256 (short *s1, short *s2, short *r) { int i; for (i = 0; i < 16; i++) r[i] = (s1[i] * s2[i]) >> 16; } static void avx2_test (void) { union256i_w s1, s2, res; short res_ref[16]; int i, j, sign = 1; int fail = 0; for (i = 0; i < 10; i++) { for (j = 0; j < 16; j++) { s1.a[j] = i * j * sign; s2.a[j] = (j + 20) * sign; sign = -sign; } res.x = _mm256_mulhi_epi16 (s1.x, s2.x); compute_pmulhw256 (s1.a, s2.a, res_ref); fail += check_union256i_w (res, res_ref); } if (fail != 0) abort (); }
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