gcc/testsuite/gcc.target/mips/truncate-5.c

   1 /* If we AND in DI mode (i.e. replace the order of TRUNCATE and AND) then we
   2    can remove the TRUNCATE.  */
   3 /* { dg-options "-mgp64" } */
   4 /* { dg-skip-if "code quality test" { *-*-* } { "-O0" } { "" } } */
   5 /* { dg-final { scan-assembler-not "\tsll\t\[^\n\]*,0" } } */
   6
   7 struct s
   8 {
   9   unsigned a:5;
  10 };
  11
  12 NOMIPS16 void
  13 f (struct s *s, unsigned long long a)
  14 {
  15   s->a = a & 0x3;
  16 }