gcc/testsuite/gcc.target/i386/avx512dq-vreduceps-1.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-mavx512dq -mavx512vl -O2" } */
   3 /* { dg-final { scan-assembler-times "vreduceps\[ \\t\]+\[^\n\]*%zmm\[0-9\]\[^\{\]" 3 } } */
   4 /* { dg-final { scan-assembler-times "vreduceps\[ \\t\]+\[^\n\]*%ymm\[0-9\]\[^\{\]" 3 } } */
   5 /* { dg-final { scan-assembler-times "vreduceps\[ \\t\]+\[^\n\]*%xmm\[0-9\]\[^\{\]" 3 } } */
   6 /* { dg-final { scan-assembler-times "vreduceps\[ \\t\]+\[^\n\]*%zmm\[0-9\]\{%k\[1-7\]\}\[^\{\]" 1 } } */
   7 /* { dg-final { scan-assembler-times "vreduceps\[ \\t\]+\[^\n\]*%ymm\[0-9\]\{%k\[1-7\]\}\[^\{\]" 1 } } */
   8 /* { dg-final { scan-assembler-times "vreduceps\[ \\t\]+\[^\n\]*%xmm\[0-9\]\{%k\[1-7\]\}\[^\{\]" 1 } } */
   9 /* { dg-final { scan-assembler-times "vreduceps\[ \\t\]+\[^\n\]*%zmm\[0-9\]\{%k\[1-7\]\}\{z\}" 1 } } */
  10 /* { dg-final { scan-assembler-times "vreduceps\[ \\t\]+\[^\n\]*%ymm\[0-9\]\{%k\[1-7\]\}\{z\}" 1 } } */
  11 /* { dg-final { scan-assembler-times "vreduceps\[ \\t\]+\[^\n\]*%xmm\[0-9\]\{%k\[1-7\]\}\{z\}" 1 } } */
  12
  13 #include <immintrin.h>
  14
  15 #define IMM 123
  16
  17 volatile __m512 x1;
  18 volatile __m256 x2;
  19 volatile __m128 x3;
  20 volatile __mmask16 m16;
  21 volatile __mmask8 m8;
  22
  23 void extern
  24 avx512dq_test (void)
  25 {
  26   x1 = _mm512_reduce_ps (x1, IMM);
  27   x2 = _mm256_reduce_ps (x2, IMM);
  28   x3 = _mm_reduce_ps (x3, IMM);
  29
  30   x1 = _mm512_mask_reduce_ps (x1, m16, x1, IMM);
  31   x2 = _mm256_mask_reduce_ps (x2, m8, x2, IMM);
  32   x3 = _mm_mask_reduce_ps (x3, m8, x3, IMM);
  33
  34   x1 = _mm512_maskz_reduce_ps (m16, x1, IMM);
  35   x2 = _mm256_maskz_reduce_ps (m8, x2, IMM);
  36   x3 = _mm_maskz_reduce_ps (m8, x3, IMM);
  37 }