Viewing file:  avx512f-inline-asm.c (1.33 KB) -rw-r--r--
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/* { dg-do run } */
/* { dg-options "-mavx512f -O2" } */
/* { dg-require-effective-target avx512f } */
#include "avx512f-check.h"
static void
init_vpadd_mask (int* dst, int *src1, int *src2, int seed)
{
int i;
for (i = 0; i < 16; i++)
{
dst[i] = -1;
src1[i] = seed * 2 * i + 1;
src2[i] = seed * 2 * i;
}
}
static inline void
calc_vpadd_mask_zeroed (int *dst, __mmask16 m, int *src1, int *src2)
{
int i;
for (i = 0; i < 16; i++)
{
if (m & (1 << i))
dst[i] = src1[i] + src2[i];
else
dst[i] = 0;
}
}
void static
avx512f_test (void)
{
/* Checking mask arithmetic instruction */
__mmask16 msk_dst, msk_src1, msk_src2, msk_dst_ref;
msk_src1 = 0x0FFB;
msk_src2 = 0x0F0F;
asm ("kandw\t%2, %1, %0"
: "=k" (msk_dst)
: "k" (msk_src1), "k" (msk_src2));
msk_dst_ref = _mm512_kand (msk_src1, msk_src2);
if (msk_dst != msk_dst_ref)
abort ();
/* Checking zero-masked vector instruction */
union512i_d dst, src1, src2;
int dst_ref[16];
init_vpadd_mask (dst.a, src1.a, src2.a, 1);
init_vpadd_mask (dst_ref, src1.a, src2.a, 1);
asm ("vpaddd\t%2, %1, %0 %{%3%}%{z%}"
: "=x" (dst.x)
: "x" (src1.x), "x" (src2.x), "Yk" (msk_dst));
calc_vpadd_mask_zeroed (dst_ref, msk_dst, src1.a, src2.a);
if (check_union512i_d (dst, dst_ref))
abort ();
}
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