gcc/testsuite/gcc.target/i386/avx512bw-vpmaxsb-1.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-mavx512bw -mavx512vl -O2" } */
   3 /* { dg-final { scan-assembler-times "vpmaxsb\[ \\t\]+\[^\n\]*%zmm\[0-9\]\[^\{\]" 3 } } */
   4 /* { dg-final { scan-assembler-times "vpmaxsb\[ \\t\]+\[^\n\]*%zmm\[0-9\]\{%k\[1-7\]\}\[^\{\]" 1 } } */
   5 /* { dg-final { scan-assembler-times "vpmaxsb\[ \\t\]+\[^\n\]*%zmm\[0-9\]\{%k\[1-7\]\}\{z\}" 1 } } */
   6 /* { dg-final { scan-assembler-times "vpmaxsb\[ \\t\]+\[^\n\]*%ymm\[0-9\]\{%k\[1-7\]\}\[^\{\]" 1 } } */
   7 /* { dg-final { scan-assembler-times "vpmaxsb\[ \\t\]+\[^\n\]*%ymm\[0-9\]\{%k\[1-7\]\}\{z\}" 1 } } */
   8 /* { dg-final { scan-assembler-times "vpmaxsb\[ \\t\]+\[^\n\]*%xmm\[0-9\]\{%k\[1-7\]\}\[^\{\]" 1 } } */
   9 /* { dg-final { scan-assembler-times "vpmaxsb\[ \\t\]+\[^\n\]*%xmm\[0-9\]\{%k\[1-7\]\}\{z\}" 1 } } */
  10
  11 #include <immintrin.h>
  12
  13 volatile __m512i x;
  14 volatile __m256i y;
  15 volatile __m128i z;
  16 volatile __mmask32 mx;
  17 volatile __mmask16 my;
  18 volatile __mmask8 mz;
  19
  20 void extern
  21 avx512bw_test (void)
  22 {
  23   x = _mm512_max_epi8 (x, x);
  24   x = _mm512_mask_max_epi8 (x, mx, x, x);
  25   x = _mm512_maskz_max_epi8 (mx, x, x);
  26   y = _mm256_mask_max_epi8 (y, my, y, y);
  27   y = _mm256_maskz_max_epi8 (my, y, y);
  28   z = _mm_mask_max_epi8 (z, mz, z, z);
  29   z = _mm_maskz_max_epi8 (mz, z, z);
  30 }