gcc/testsuite/gcc.target/arm/vect-rounding-btruncf.c

   1 /* { dg-do compile } */
   2 /* { dg-require-effective-target arm_v8_neon_ok } */
   3 /* { dg-options "-O2 -ffast-math -ftree-vectorize" } */
   4 /* { dg-add-options arm_v8_neon } */
   5
   6 #define N 32
   7
   8 float __attribute__((aligned(16))) input[N];
   9 float __attribute__((aligned(16))) output[N];
  10
  11 void
  12 foo ()
  13 {
  14   int i = 0;
  15   /* Vectorizable.  */
  16   for (i = 0; i < N; i++)
  17     output[i] = __builtin_truncf (input[i]);
  18 }
  19
  20 /* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" { target vect_call_btruncf } } } */
  21 /* { dg-final { cleanup-tree-dump "vect" } } */