gcc-4.9/gcc/testsuite/gcc.target/powerpc/rotate.c


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/* { dg-options "-O2" } */
/* { dg-final { scan-assembler-not "slwi" } } */
unsigned int foo (unsigned int x)
{
  return ((x >> 16) & 0xffff) | ((x & 0xffff) << 16);
}