gcc/testsuite/gcc.target/aarch64/sve/peel_ind_2.c

   1 /* { dg-do compile } */
   2 /* Pick an arbitrary target for which unaligned accesses are more
   3    expensive.  */
   4 /* { dg-options "-O3 -msve-vector-bits=256 -mtune=thunderx" } */
   5
   6 #define N 512
   7 #define START 7
   8 #define END 22
   9
  10 int x[N] __attribute__((aligned(32)));
  11
  12 void __attribute__((noinline, noclone))
  13 foo (void)
  14 {
  15   for (unsigned int i = START; i < END; ++i)
  16     x[i] = i;
  17 }
  18
  19 /* We should operate on aligned vectors.  */
  20 /* { dg-final { scan-assembler {\t(adrp|adr)\tx[0-9]+, x\n} } } */
  21 /* We should unroll the loop three times.  */
  22 /* { dg-final { scan-assembler-times "\tst1w\t" 3 } } */
  23 /* { dg-final { scan-assembler {\tptrue\t(p[0-9]+)\.s, vl7\n.*\teor\tp[0-7]\.b, (p[0-7])/z, (\1\.b, \2\.b|\2\.b, \1\.b)\n} } } */