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

/* { dg-do compile } */
/* { dg-options "-O2 -mavx512f" } */
/* { dg-final { scan-assembler-times "vsubps\[ \\t\]+\[^\n\]*%zmm\[0-9\]\[^\{\]" 6 } } */
/* { dg-final { scan-assembler-times "vsubps\[ \\t\]+\[^\n\]*%zmm\[0-9\]\{%k\[1-7\]\}\[^\{\]" 2 } } */
/* { dg-final { scan-assembler-times "vsubps\[ \\t\]+\[^\n\]*%zmm\[0-9\]\{%k\[1-7\]\}\{z\}" 2 } } */
/* { dg-final { scan-assembler-times "vsubps\[ \\t\]+\[^\n\]*\{rn-sae\}\[^\n\]*%zmm\[0-9\]" 1 } } */
/* { dg-final { scan-assembler-times "vsubps\[ \\t\]+\[^\n\]*\{ru-sae\}\[^\n\]*%zmm\[0-9\]\{%k\[1-7\]\}\[^\{\]" 1 } } */
/* { dg-final { scan-assembler-times "vsubps\[ \\t\]+\[^\n\]*\{rz-sae\}\[^\n\]*%zmm\[0-9\]\{%k\[1-7\]\}\{z\}" 1 } } */

#include <immintrin.h>

volatile __m512 x;
volatile __mmask16 m;

void extern
avx512f_test (void)
{
  x = _mm512_sub_ps (x, x);
  x = _mm512_mask_sub_ps (x, m, x, x);
  x = _mm512_maskz_sub_ps (m, x, x);
  x = _mm512_sub_round_ps (x, x, _MM_FROUND_TO_NEAREST_INT | _MM_FROUND_NO_EXC);
  x = _mm512_mask_sub_round_ps (x, m, x, x, _MM_FROUND_TO_POS_INF | _MM_FROUND_NO_EXC);
  x = _mm512_maskz_sub_round_ps (m, x, x, _MM_FROUND_TO_ZERO | _MM_FROUND_NO_EXC);
}