gcc/testsuite/gcc.target/aarch64/vabs_intrinsic_3.c

   1 /* Test the vabsd_s64 intrinsic.  */
   2
   3 /* { dg-do run } */
   4 /* { dg-options "--save-temps -O2" } */
   5
   6 #include <arm_neon.h>
   7 #include <limits.h>
   8
   9 extern void abort (void);
  10
  11 #define force_simd(V1)   asm volatile ("mov %d0, %1.d[0]"       \
  12            : "=w"(V1)                                           \
  13            : "w"(V1)                                            \
  14            : /* No clobbers */);
  15
  16 #define RUN_TEST(test, answ)   \
  17 {                                      \
  18   force_simd (test);                   \
  19   force_simd (answ);                   \
  20   int64_t res = vabsd_s64 (test);      \
  21   force_simd (res);                    \
  22   if (res != answ)                     \
  23     abort ();                          \
  24 }
  25
  26 int64_t input[] = {INT64_MAX, 10, 0, -10, INT64_MIN + 1, INT64_MIN};
  27 int64_t expected[] = {INT64_MAX, 10, 0, 10, INT64_MAX, INT64_MIN};
  28
  29 int main (void)
  30 {
  31   RUN_TEST (input[0], expected[0]);
  32   RUN_TEST (input[1], expected[1]);
  33   RUN_TEST (input[2], expected[2]);
  34   RUN_TEST (input[3], expected[3]);
  35   RUN_TEST (input[4], expected[4]);
  36   RUN_TEST (input[5], expected[5]);
  37
  38   return 0;
  39 }