gcc/testsuite/gcc.target/powerpc/vec-stril-13.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O2 -mdejagnu-cpu=power10" } */
   3
   4 #include <altivec.h>
   5
   6 vector unsigned short
   7 doString(vector unsigned short *vp)
   8 {
   9   /* Though two built-in functions are called, the implementation
  10      should use a single instruction to implement both and should
  11      convert tail recursion to iteration with two copies of the "loop
  12      body" when compiled with -O2 or -O3.  */
  13   vector unsigned short result = vec_stril (*vp);
  14   if (vec_stril_p (*vp))
  15     return result;
  16   else
  17     return doString (vp + 1);
  18 }
  19
  20 /* Enforce that exactly two dot-form instructions which are properly biased
  21    for the target's endianness implement this built-in.  */
  22
  23 /* { dg-final { scan-assembler-times {\mvstrihl\.} 2 { target { be } } } } */
  24 /* { dg-final { scan-assembler-times {\mvstrihl\M[^.]} 0 { target { be } } } } */
  25 /* { dg-final { scan-assembler-times {\mvstrihr} 0 { target { be } } } } */
  26 /* { dg-final { scan-assembler-times {\mvstrihr\.} 2 { target { le } } } } */
  27 /* { dg-final { scan-assembler-times {\mvstrihr\M[^.]} 0 { target { le } } } } */
  28 /* { dg-final { scan-assembler-times {\mvstrihl} 0 { target { le } } } } */