gcc/testsuite/gcc.target/i386/sse5-pcmov2.c

   1 /* Test that the compiler properly optimizes conditional floating point moves
   2    into the pcmov instruction on SSE5 systems.  */
   3
   4 /* { dg-do compile } */
   5 /* { dg-require-effective-target lp64 } */
   6 /* { dg-options "-O2 -msse5" } */
   7
   8 extern void exit (int);
   9
  10 float flt_test (float a, float b, float c, float d)
  11 {
  12   return (a > b) ? c : d;
  13 }
  14
  15 float flt_a = 1, flt_b = 2, flt_c = 3, flt_d = 4, flt_e;
  16
  17 int main()
  18 {
  19   flt_e = flt_test (flt_a, flt_b, flt_c, flt_d);
  20   exit (0);
  21 }
  22
  23 /* { dg-final { scan-assembler "pcmov" } } */