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

   1 /* { dg-do compile } */
   2 /* { dg-options "-mavx512bw -mavx512vl -O2" } */
   3 /* { dg-final { scan-assembler-times "vpmaddwd\[ \\t\]+\[^\n\]*%zmm\[0-9\]" 3 } } */
   4 /* { dg-final { scan-assembler-times "vpmaddwd\[ \\t\]+\[^\n\]*%zmm\[0-9\]\{%k\[1-7\]\}\{z\}" 1 } } */
   5 /* { dg-final { scan-assembler-times "vpmaddwd\[ \\t\]+\[^\n\]*%zmm\[0-9\]\{%k\[1-7\]\}\[^\{\]" 1 } } */
   6 /* { dg-final { scan-assembler-times "vpmaddwd\[ \\t\]+\[^\n\]*%ymm\[0-9\]\{%k\[1-7\]\}\{z\}" 1 } } */
   7 /* { dg-final { scan-assembler-times "vpmaddwd\[ \\t\]+\[^\n\]*%ymm\[0-9\]\{%k\[1-7\]\}\[^\{\]" 1 } } */
   8 /* { dg-final { scan-assembler-times "vpmaddwd\[ \\t\]+\[^\n\]*%xmm\[0-9\]\{%k\[1-7\]\}\{z\}" 1 } } */
   9 /* { dg-final { scan-assembler-times "vpmaddwd\[ \\t\]+\[^\n\]*%xmm\[0-9\]\{%k\[1-7\]\}\[^\{\]" 1 } } */
  10
  11 #include <immintrin.h>
  12
  13 volatile __m512i x;
  14 volatile __m256i xq;
  15 volatile __m128i xw;
  16
  17 void extern
  18 avx512bw_test (void)
  19 {
  20   x = _mm512_madd_epi16 (x, x);
  21   x = _mm512_mask_madd_epi16 (x, 2, x, x);
  22   x = _mm512_maskz_madd_epi16 (2, x, x);
  23   xq = _mm256_mask_madd_epi16 (xq, 2, xq, xq);
  24   xq = _mm256_maskz_madd_epi16 (2, xq, xq);
  25   xw = _mm_mask_madd_epi16 (xw, 2, xw, xw);
  26   xw = _mm_maskz_madd_epi16 (2, xw, xw);
  27 }