diff options
Diffstat (limited to 'src/nxt_clang.h')
| -rw-r--r-- | src/nxt_clang.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/src/nxt_clang.h b/src/nxt_clang.h index 31bc6fda..82979c6a 100644 --- a/src/nxt_clang.h +++ b/src/nxt_clang.h @@ -207,6 +207,12 @@ nxt_bswap32(val) \ | ((val) << 24)) +#define nxt_is_power_of_two(value) \ + ((((value) - 1) & (value)) == 0) + +#define nxt_lg2(value) \ + (31 - __builtin_clz(value)) + #define \ nxt_align_size(d, a) \ |