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

/* { dg-do compile } */
/* { dg-options "-mavx512f -O2" } */
/* { dg-final { scan-assembler-times "vexpandps\[ \\t\]+\[^\n\]*%zmm\[0-9\]" 4 } } */
/* { dg-final { scan-assembler-times "vexpandps\[ \\t\]+\[^\n\]*%zmm\[0-9\]\{%k\[1-7\]\}\[^\{\]" 2 } } */
/* { dg-final { scan-assembler-times "vexpandps\[ \\t\]+\[^\n\]*%zmm\[0-9\]\{%k\[1-7\]\}\{z\}" 2 } } */

#include <immintrin.h>

float *p;
volatile __m512 x;
volatile __mmask16 m;

void extern
avx512f_test (void)
{
  x = _mm512_mask_expand_ps (x, m, x);
  x = _mm512_maskz_expand_ps (m, x);

  x = _mm512_mask_expandloadu_ps (x, m, p);
  x = _mm512_maskz_expandloadu_ps (m, p);
}