gcc/testsuite/gcc.target/powerpc/pr48258-2.c

   1 /* { dg-do compile } */
   2 /* { dg-skip-if "" { powerpc*-*-darwin* } } */
   3 /* { dg-require-effective-target powerpc_vsx_ok } */
   4 /* { dg-options "-O3 -mdejagnu-cpu=power7 -mabi=altivec -ffast-math" } */
   5 /* { dg-final { scan-assembler "xvadddp" } } */
   6 /* { dg-final { scan-assembler "xvmindp" } } */
   7 /* { dg-final { scan-assembler "xvmaxdp" } } */
   8
   9 #include <stddef.h>
  10
  11 #ifndef SIZE
  12 #define SIZE 1024
  13 #endif
  14
  15 double values[SIZE] __attribute__((__aligned__(32)));
  16
  17 double
  18 vector_sum (void)
  19 {
  20   size_t i;
  21   double sum = 0.0;
  22
  23   for (i = 0; i < SIZE; i++)
  24     sum += values[i];
  25
  26   return sum;
  27 }
  28
  29 double
  30 vector_min (void)
  31 {
  32   size_t i;
  33   double min = values[0];
  34
  35   for (i = 0; i < SIZE; i++)
  36     min = __builtin_fmin (min, values[i]);
  37
  38   return min;
  39 }
  40
  41 double
  42 vector_max (void)
  43 {
  44   size_t i;
  45   double max = values[0];
  46
  47   for (i = 0; i < SIZE; i++)
  48     max = __builtin_fmax (max, values[i]);
  49
  50   return max;
  51 }