cvs commit: src/sys/amd64/include cpufunc.h

Peter Wemm peter at FreeBSD.org
Sat Dec 6 15:22:55 PST 2003

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peter       2003/12/06 15:22:43 PST

  FreeBSD src repository

  Modified files:
    sys/amd64/include    cpufunc.h 
  Log:
  Add 64 bit bsf*/ffs* routines.  Have the ffs() inline use gcc's builtin
  because it uses the better cmove instructions to avoid branches.
  
  Revision  Changes    Path
  1.138     +40 -1     src/sys/amd64/include/cpufunc.h

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