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Date: Wed, 5 Feb 1997 12:04:46 +0900 (JST)
From: Tetsuya Kimura <kimura@kaiseki.yamaha-motor.co.jp>
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Subject: [FreeBSD-users-jp 9456] Re: gcc with -malign-double (Re: performance on numerical calculationdependsonshells?)
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$B%d%^%OH/F05!$NLZB<$G$9!#(B

$B1|;3$5$s(B>
 > static $BJQ?t$O%f!<%6!<$,Dj5A$7$?$b$N$@$1$G$O$"$j$^$;$s!#%i%$%V%i%j$K(B
 > $BB8:_$9$k$b$N!"%V!<%H%3!<%I$GMxMQ$7$F$$$k$b$N$J$I$?$/$5$s$"$j$^$9!#(B

 > $B$3$l$i$N=*N;%"%I%l%9$,6vA3#8$G3d$C$F#4M>$k%"%I%l%9$@$C$?$N$G$7$g$&!#(B
 > $B$G!"$=$N$"$H$KG[Ns$,Mh$?$N$@$H$*$b$$$^$9!#(B

$B$H$$$&$3$H$O!"Nc$($P(B kernel $B$r:n$jD>$9$H!"F1$8%=!<%9%3!<%I$G$b(B
$B$^$?0c$&5sF0$r<($92DG=@-$,$"$k$H$+!"$=$&$$$&$3$H$G$7$g$&$+!#(B

 > $B$b$A$m$s!"$9$Y$F$N%i%$%V%i%j$r(B -malign-double $B$G%3%s%Q%$%k$9$l$P0c$&(B
 > $B$N$+$bCN$l$^$;$s$,!"$=$&$9$k$h$j$O(B malloc() $B$d(B mmap() $B$rMxMQ$7$F(B 
 > dynamic $B$K<h$C$F!"$=$N(B align $B$,9g$&$h$&$KEXNO$9$kJ}$,4JC1$@$H$*$b$$(B
 > $B$^$9!#(B

$B;d$N?&>l$G$O(B Fortran $B$,I8=`$H$$$&$+!"(BFortran $B$7$+$o$+$i$J$$(B
$B?M$,$[$H$s$I$G!"$7$+$bBg$-$JG[Ns$r@k8@$7$F$$$k%W%m%0%i%`$,(B
$B$[$H$s$I$J$s$G$9!#(B
$B$3$l$i$r(B malloc $B$9$kMM$K=q$-D>$9$N$O$A$g$C$HL5M}$J$N$G!"(B
$B0lEY(B -malign-double $BIU$-$G%i%$%V%i%j$r:n$jD>$7$F$_$?$$$H;W$$$^$9!#(B

-----
$BLZB<(B $BE/Li(B
kimura@kaiseki.yamaha-motor.co.jp
