gcc/testsuite/gcc.target/i386/funcspec-9.c

   1 /* Test whether using target specific options, we can generate SSE5 code.  */
   2 /* { dg-do compile } */
   3 /* { dg-options "-O2 -march=k8 -mfpmath=sse -msse2" } */
   4
   5 extern void exit (int);
   6
   7 #ifdef __SSE5__
   8 #warning "__SSE5__ should not be defined before #pragma GCC option."
   9 #endif
  10
  11 #pragma GCC option (push)
  12 #pragma GCC option ("sse5,fused-madd")
  13
  14 #ifndef __SSE5__
  15 #warning "__SSE5__ should have be defined after #pragma GCC option."
  16 #endif
  17
  18 float
  19 flt_mul_add (float a, float b, float c)
  20 {
  21   return (a * b) + c;
  22 }
  23
  24 #pragma GCC option (pop)
  25 #ifdef __SSE5__
  26 #warning "__SSE5__ should not be defined after #pragma GCC pop option."
  27 #endif
  28
  29 double
  30 dbl_mul_add (double a, double b, double c)
  31 {
  32   return (a * b) + c;
  33 }
  34
  35 /* { dg-final { scan-assembler "fmaddss" } } */
  36 /* { dg-final { scan-assembler "addsd" } } */