gcc/testsuite/gcc.target/i386/pr66560-3.c

   1 /* PR target/66560 */
   2 /* { dg-do compile } */
   3 /* { dg-options "-O2 -mavx" } */
   4
   5 typedef float v8sf __attribute__((vector_size(32)));
   6 typedef int v8si __attribute__((vector_size(32)));
   7 v8sf foo1 (v8sf x, v8sf y)
   8 {
   9   v8sf tem0 = x - y;
  10   v8sf tem1 = x + y;
  11   return __builtin_shuffle (tem0, tem1, (v8si) { 0, 9, 2, 11, 4, 13, 6, 15 });
  12 }
  13
  14 v8sf foo2 (v8sf x, v8sf y)
  15 {
  16   v8sf tem0 = x - y;
  17   v8sf tem1 = y + x;
  18   return __builtin_shuffle (tem0, tem1, (v8si) { 0, 9, 2, 11, 4, 13, 6, 15 });
  19 }
  20
  21 v8sf foo3 (v8sf x, v8sf y)
  22 {
  23   v8sf tem0 = x + y;
  24   v8sf tem1 = x - y;
  25   return __builtin_shuffle (tem0, tem1, (v8si) { 8, 1, 10, 3, 12, 5, 14, 7 });
  26 }
  27
  28 v8sf foo4 (v8sf x, v8sf y)
  29 {
  30   v8sf tem0 = y + x;
  31   v8sf tem1 = x - y;
  32   return __builtin_shuffle (tem0, tem1, (v8si) { 8, 1, 10, 3, 12, 5, 14, 7 });
  33 }
  34
  35 /* { dg-final { scan-assembler-times "vaddsubps" 4 } } */