From owner-FreeBSD-users-jp@jp.freebsd.org  Thu Jan 30 15:24:57 1997
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From: candy@fct.kgc.co.jp
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To: FreeBSD-users-jp@jp.freebsd.org
In-reply-to: Kenichi Okuyama's message of 30 Jan 1997 11:29:36 +0900
References: <199701291517.AAA07011@puutalo.geo.titech.ac.jp>
	<9701300150.AA138849@ns.trl.ibm.com>
Date: Thu, 30 Jan 1997 15:24:18 +0900
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Subject: [FreeBSD-users-jp 9270] Re: performance on numerical calculationdependson shells?
Errors-To: owner-FreeBSD-users-jp@jp.freebsd.org
Sender: owner-FreeBSD-users-jp@jp.freebsd.org

> $BLdBj$O$3$N=hM}<j=g$@$H!VNN0h3NJ]$K$I$?$P$?$r5/$3$9!W%?%$%_%s%0$,!"7W(B
> $B;;$N??$C:GCf$K$J$k!"$H$$$&E@$G$9!#$$$/$i(B OS $B$G$b!"$3$N<j$N3d$j9~$_$d(B
> $B%7%9%F%`%3!<%k$,MpH/$9$k$H!";~4V7WB,$,@53N$K$J$j$^$;$s!#(Bsystem call
> overhead $B$,A4$F%W%m%;%9B&$N<B9T;~4V$H$7$F7WB,$5$l$k$O$:$G$9!#(B

  main() $B$N@hF,$G!"(B

  memset(m, 0, sizeof(m));
  memset(rx, 0, sizeof(rx));
  memset(ry, 0, sizeof(ry));
  memset(rz, 0, sizeof(rz));
  memset(ax, 0, sizeof(ax));
  memset(ay, 0, sizeof(ay));
  memset(az, 0, sizeof(az));

$B$r<B9T$7$F$b!"LdBj$NDA8=>]$O5/$3$j$^$9$N$G!"3NJ]1>!9$O4X78L5$$$H;W$$$^(B
$B$9$,!"$$$+$,$G$7$g$&(B?

  $B$^$?(B double $B$rA4$F(B long long $B$KCV49$7$F%3%s%Q%$%k$9$k$H!"DA8=>]$O5/(B
$B$-$J$$$h$&$J$N$G!"(Bfmul $B$H$+(B fadd $B$H$+$NL?Na$,2x$7$$$H;W$$;O$a$F$$$^$9!#(B

candy@fct.kgc.co.jp ($B?@EDIR9-(B)

