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 -mcpu=405" } */
   6 /* { dg-skip-if "other options override -mcpu=405" { ! powerpc_405_nocache } } */
   7
   8 /* { dg-final { scan-assembler "macchwu\\. " } } */
   9
  10 unsigned int
  11 f(unsigned int a, unsigned int b, unsigned int c)
  12 {
  13   a += (unsigned short)b * (c >> 16);
  14   if (!a)
  15     return 10;
  16   return a;
  17 }