gcc/testsuite/gcc.target/powerpc/clone1.c

   1 /* { dg-do compile { target { powerpc*-*-linux* && lp64 } } } */
   2 /* { dg-options "-mdejagnu-cpu=power8 -mvsx -O2" } */
   3 /* { dg-require-effective-target powerpc_vsx } */
   4 /* { dg-require-effective-target ppc_cpu_supports_hw } */
   5
   6 /* Power9 (aka, ISA 3.0) has a MODSD instruction to do modulus, while Power8
   7    (aka, ISA 2.07) has to do modulus with divide and multiply.  Make sure
   8    both clone functions are generated.
   9
  10    Restrict ourselves to Linux, since IFUNC might not be supported in other
  11    operating systems.  */
  12
  13 __attribute__((target_clones("cpu=power9,default")))
  14 long mod_func (long a, long b)
  15 {
  16   return a % b;
  17 }
  18
  19 long mod_func_or (long a, long b, long c)
  20 {
  21   return mod_func (a, b) | c;
  22 }
  23
  24 /* { Fail due to RS6000_DISABLE_SCALAR_MODULO. */
  25 /* { dg-final { scan-assembler-times {\mdivd\M}  1 { xfail *-*-* } } } */
  26 /* { dg-final { scan-assembler-times {\mmulld\M} 1 { xfail *-*-* } } } */
  27 /* { dg-final { scan-assembler-times {\mmodsd\M} 1 { xfail *-*-* } } } */