__cntlz 42 arch/xtensa/include/asm/bitops.h return 31 - __cntlz(~x & -~x); __cntlz 51 arch/xtensa/include/asm/bitops.h return 31 - __cntlz(x & -x); __cntlz 62 arch/xtensa/include/asm/bitops.h return 32 - __cntlz(x & -x); __cntlz 72 arch/xtensa/include/asm/bitops.h return 32 - __cntlz(x); __cntlz 83 arch/xtensa/include/asm/bitops.h return 31 - __cntlz(word);