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

   1 /* { dg-do compile { target { ! ia32 } } } */
   2 /* { dg-options "-O2 -mavx512f" } */
   3
   4 #include <x86intrin.h>
   5
   6 void
   7 f1 (__m512d x, __m512d y, __m512d z, __mmask8 m)
   8 {
   9   register __m512d a __asm ("xmm16"), b __asm ("xmm17"), c __asm ("xmm18");
  10   a = x; b = y; c = z;
  11   asm volatile ("" : "+v" (a), "+v" (b), "+v" (c));
  12   a = _mm512_mask3_fmadd_round_pd (c, b, a, m, _MM_FROUND_TO_NEG_INF | _MM_FROUND_NO_EXC);
  13   asm volatile ("" : "+v" (a));
  14 }
  15
  16 void
  17 f2 (__m512 x, __m512 y, __m512 z, __mmask8 m)
  18 {
  19   register __m512 a __asm ("xmm16"), b __asm ("xmm17"), c __asm ("xmm18");
  20   a = x; b = y; c = z;
  21   asm volatile ("" : "+v" (a), "+v" (b), "+v" (c));
  22   a = _mm512_mask3_fmadd_round_ps (c, b, a, m, _MM_FROUND_TO_NEG_INF | _MM_FROUND_NO_EXC);
  23   asm volatile ("" : "+v" (a));
  24 }
  25
  26 /* { dg-final { scan-assembler "vfmadd231pd\[^\n\r\]*zmm16" } } */
  27 /* { dg-final { scan-assembler "vfmadd231ps\[^\n\r\]*zmm16" } } */