gcc-4_9/gcc/testsuite/gcc.target/mips/ext-6.c

   1 /* For MIPS64r2 use DEXT when ANDing with low-order bitmasks.  */
   2 /* { dg-do compile } */
   3 /* { dg-options "isa_rev>=2 -mgp64" } */
   4 /* { dg-skip-if "code quality test" { *-*-* } { "-O0" } { "" } } */
   5 /* { dg-final { scan-assembler "\tdext\t" } } */
   6 /* { dg-final { scan-assembler-not "\tandi?\t" } } */
   7
   8 NOMIPS16 unsigned long long
   9 f (unsigned long long i)
  10 {
  11   return i & 0x7ffffffffff;
  12 }