On Thu, Feb 28, 2013 at 07:37:32PM +0200, Alexander Motin wrote: > SBT_1US is 4294 (0x10c6). The best that compiler may do is replace > division with multiplication. In fact, Clang even does this on amd64. > But on i386 it calls __divdi3(), doing 64bit division in software. Shift > is definitely cheaper and 5% precision is fine here.
I see, thanks for explanation. I overlooked SBT_1US definition. ./danfe _______________________________________________ svn-src-head@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/svn-src-head To unsubscribe, send any mail to "svn-src-head-unsubscr...@freebsd.org"
