• Christopher Dykes's avatar
    Switch Bits.h to just use the popcount builtins directly · f1eb3c50
    Christopher Dykes authored
    Summary:
    These builtins are available on all platforms under GCC, using the instruction directly when available and a fallback implementation otherwise.
    They are implemented in the builtins portability header for MSVC.
    
    Reviewed By: yfeldblum
    
    Differential Revision: D5185106
    
    fbshipit-source-id: a58305a6b99eb49bd165876a4a60c512a259b225
    f1eb3c50
Bits.h 15 KB