Date: Sat, 6 Dec 2003 15:22:43 -0800 (PST) From: Peter Wemm <peter@FreeBSD.org> To: src-committers@FreeBSD.org, cvs-src@FreeBSD.org, cvs-all@FreeBSD.org Subject: cvs commit: src/sys/amd64/include cpufunc.h Message-ID: <200312062322.hB6NMh7r075742@repoman.freebsd.org>
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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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