gcc/testsuite/gcc.target/nios2/custom-fp-inline-1.c

   1 /* Test that you can inline a function with custom insn attributes into
   2    one with the same attributes.  */
   3
   4 /* { dg-do compile } */
   5 /* { dg-options "-O1 -ffinite-math-only" } */
   6
   7 /* -O1 in the options is significant.  Without it FP operations may not be
   8    optimized to custom instructions.  */
   9
  10 #include <math.h>
  11
  12 static inline
  13 __attribute__ ((always_inline, target ("custom-fmaxs=246,custom-fmins=247")))
  14 void
  15 custom_fp1 (float operand_a, float operand_b, float *result)
  16
  17 {
  18   result[0] = fmaxf (operand_a, operand_b);
  19   result[1] = fminf (operand_a, operand_b);
  20 }
  21
  22 extern void
  23 custom_fp (float operand_a, float operand_b, float *result)
  24   __attribute__ ((target ("custom-fmaxs=246,custom-fmins=247")));
  25
  26 void
  27 custom_fp (float operand_a, float operand_b, float *result)
  28 {
  29   custom_fp1 (operand_a, operand_b, result);
  30 }
  31
  32 /* { dg-final { scan-assembler "custom\\t246, .* # fmaxs .*" } } */
  33 /* { dg-final { scan-assembler "custom\\t247, .* # fmins .*" } } */