sonyshang shangsony
pps83
/ ctz_clz.cpp
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January 15, 2024 01:20
__builtin_ctz (ctzl, ctzll) and __builtin_clz (clzl, clzll) for Visual Studio
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| #ifdef _MSC_VER | |
| #include <intrin.h> | |
| static inline int __builtin_ctz(unsigned x) | |
| { | |
| return (int)_tzcnt_u32(x); | |
| } | |
| static inline int __builtin_ctzll(unsigned long long x) | |
| { |