gcc/testsuite/gcc.target/arm/attr-neon2.c

   1 /* { dg-do compile } */
   2 /* { dg-require-effective-target arm_neon_ok } */
   3 /* { dg-require-effective-target arm_fp_ok } */
   4 /* { dg-options "-O2" } */
   5 /* { dg-add-options arm_fp } */
   6
   7 /* Reset fpu to a value compatible with the next pragmas.  */
   8 #pragma GCC target ("fpu=vfp")
   9 #pragma GCC push_options
  10
  11 #pragma GCC target ("fpu=neon")
  12 #include <arm_neon.h>
  13
  14 /* Check that pragma target is used.  */
  15 int8x8_t
  16 my (int8x8_t __a, int8x8_t __b)
  17 {
  18   return __a + __b;
  19 }
  20
  21 #pragma GCC pop_options
  22
  23 /* Check that command line option is restored.  */
  24 int8x8_t
  25 my1 (int8x8_t __a, int8x8_t __b)
  26 {
  27   return __a + __b;
  28 }
  29
  30 /* { dg-final { scan-assembler-times "\.fpu vfp" 1 } } */
  31 /* { dg-final { scan-assembler-times "\.fpu neon" 1 } } */
  32 /* { dg-final { scan-assembler "vadd" } } */
  33
  34