gcc-4_9/gcc/testsuite/gcc.target/mips/mult-17.c

   1 /* { dg-options "-mgp32 (-mips16)" } */
   2 /* { dg-skip-if "code quality test" { *-*-* } { "-O0" } { "" } } */
   3 /* { dg-final { scan-assembler "\tmultu\t" } } */
   4 /* { dg-final { scan-assembler-not "\tmflo\t" } } */
   5 /* { dg-final { scan-assembler "\tmfhi\t" } } */
   6
   7 typedef unsigned int DI __attribute__((mode(DI)));
   8 typedef unsigned int SI __attribute__((mode(SI)));
   9
  10 MIPS16 SI
  11 f (SI x, SI y)
  12 {
  13   return ((DI) x * y) >> 32;
  14 }