gcc/testsuite/gcc.dg/sh4a-sincos.c

   1 /* Verify that we generate a single single-precision sine and cosine
   2    approximate (fsca) in fast math mode when a function computes both
   3    sine and cosine.  */
   4 /* { dg-do compile { target "sh*-*-*" } } */
   5 /* { dg-options "-O -ffast-math" } */
   6 /* { dg-final { scan-assembler-times "\tfsca\t" 1 } } */
   7
   8 #if defined __SH4A__ && ! defined __SH4_NOFPU__
   9 #include <math.h>
  10
  11 double test(double f) { return sin(f) + cos(f); }
  12 #else
  13 asm ("fsca\t");
  14 #endif