gcc/testsuite/gcc.target/i386/avx512f-vpcompressq-1.c

/* { dg-do compile } */
/* { dg-options "-mavx512f -O2" } */
/* { dg-final { scan-assembler-times "vpcompressq\[ \\t\]+\[^\{\n\]*%zmm\[0-9\]+\{%k\[1-7\]\}(?:\n|\[ \\t\]+#)" 1 } } */
/* { dg-final { scan-assembler-times "vpcompressq\[ \\t\]+\[^\{\n\]*%zmm\[0-9\]+\{%k\[1-7\]\}\{z\}(?:\n|\[ \\t\]+#)" 1 } } */
/* { dg-final { scan-assembler-times "vpcompressq\[ \\t\]+\[^\{\n\]*%zmm\[0-9\]+\[^\n\]*\\)\{%k\[1-7\]\}(?:\n|\[ \\t\]+#)" 1 } } */

#include <immintrin.h>

long long *p;
volatile __m512i x;
volatile __mmask8 m;

void extern
avx512f_test (void)
{
  x = _mm512_mask_compress_epi64 (x, m, x);
  x = _mm512_maskz_compress_epi64 (m, x);

  _mm512_mask_compressstoreu_epi64 (p, m, x);
}