__MASK 66 arch/powerpc/include/asm/reg.h #define __MASK(X) (1<<(X)) __MASK 68 arch/powerpc/include/asm/reg.h #define __MASK(X) (1UL<<(X)) __MASK 84 tools/testing/selftests/powerpc/include/reg.h #define __MASK(X) (1UL<<(X))