gcc/testsuite/gcc.target/powerpc/405-macchwu-2.c

   1 /* Test generation of macchwu. on 405.  */
   2 /* Origin: Joseph Myers <joseph@codesourcery.com> */
   3 /* { dg-do compile } */
   4 /* { dg-require-effective-target ilp32 } */
   5 /* { dg-options "-O2 -mdejagnu-cpu=405" } */
   6
   7 /* { dg-final { scan-assembler "macchwu\\. " } } */
   8
   9 unsigned int
  10 f(unsigned int a, unsigned int b, unsigned int c)
  11 {
  12   a += (unsigned short)b * (c >> 16);
  13   if (!a)
  14     return 10;
  15   return a;
  16 }