/* PR tree-optimization/86723 */ /* { dg-do compile { target lp64 } } */ /* { dg-options "-O2" } */ /* { dg-final { scan-assembler-times "\tbswap\t" 5 } } */ int foo (unsigned long long value) { return (((value & 0x00000000000000ffull) << 56) | ((value & 0x000000000000ff00ull) << 40) | ((value & 0x0000000000ff0000ull) << 24) | ((value & 0x00000000ff000000ull) << 8) | ((value & 0x000000ff00000000ull) >> 8) | ((value & 0x0000ff0000000000ull) >> 24) | ((value & 0x00ff000000000000ull) >> 40) | ((value & 0xff00000000000000ull) >> 56)); } int bar (unsigned long long value) { return (((value & 0x000000ff00000000ull) >> 8) | ((value & 0x0000ff0000000000ull) >> 24) | ((value & 0x00ff000000000000ull) >> 40) | ((value & 0xff00000000000000ull) >> 56)); } unsigned long long baz (unsigned long long value) { return (((value & 0x00000000000000ffull) << 56) | ((value & 0x000000000000ff00ull) << 40) | ((value & 0x00000000ff000000ull) << 8) | ((value & 0x000000ff00000000ull) >> 8) | ((value & 0x0000ff0000000000ull) >> 24) | ((value & 0xff00000000000000ull) >> 56)); } unsigned int qux (unsigned int value) { return (((value & 0x000000ff) << 24) | ((value & 0x00ff0000) >> 8) | ((value & 0xff000000) >> 24)); } unsigned int corge (unsigned int value) { return (((value & 0x000000ff) << 24) | ((value & 0xff000000) >> 24)); }