diff options
Diffstat (limited to 'src/emu/emucore.h')
-rw-r--r-- | src/emu/emucore.h | 23 |
1 files changed, 10 insertions, 13 deletions
diff --git a/src/emu/emucore.h b/src/emu/emucore.h index 46a5427a4ec..04b67869546 100644 --- a/src/emu/emucore.h +++ b/src/emu/emucore.h @@ -384,19 +384,6 @@ enum_value(T value) noexcept // INLINE FUNCTIONS //************************************************************************** -// population count -#if !defined(__NetBSD__) -inline int popcount(u32 val) -{ - int count; - - for (count = 0; val != 0; count++) - val &= val - 1; - return count; -} -#endif - - // convert a series of 32 bits into a float inline float u2f(u32 v) { @@ -444,4 +431,14 @@ inline u64 d2u(double d) return u.vv; } + +// constexpr absolute value of an integer +inline constexpr int iabs(int v) +{ + if(v < 0) + return -v; + else + return v; +} + #endif /* MAME_EMU_EMUCORE_H */ |