gcc/testsuite/gcc.target/i386/avx512vl-concatv4si-1.c

   1 /* { dg-do compile { target { ! ia32 } } } */
   2 /* { dg-options "-O2 -mavx512vl" } */
   3
   4 typedef int V __attribute__((vector_size (8)));
   5 typedef int W __attribute__((vector_size (16)));
   6
   7 void
   8 f1 (V x, V y)
   9 {
  10   register W c __asm ("xmm16");
  11   c = (W) { x[0], x[1], x[0], x[1] };
  12   asm volatile ("" : "+v" (c));
  13 }
  14
  15 void
  16 f2 (V x, V *y)
  17 {
  18   register W c __asm ("xmm16");
  19   c = (W) { x[0], x[1], (*y)[0], (*y)[1] };
  20   asm volatile ("" : "+v" (c));
  21 }
  22
  23 /* { dg-final { scan-assembler-times "vpunpcklqdq\[^\n\r]*xmm16" 2 } } */