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Date: Wed, 18 Feb 1998 11:35:08 +0900
From: Kenichi Okuyama <okuyama@trl.ibm.co.jp>
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Subject: [FreeBSD-tech-jp 1231] Re: Pentium's yet another flaw
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$B1|;3!w#I#B#M$G$9!#(B

>>>>> "JK" == Junichi Kurokawa <jun@sinfony.ad.jp> writes:
JK> $BFI$s$G$_$k$H(B 486 $B$+$i$7$F1F6A$"$k$H8@$C$F$$$^$9$,!"(BFreeBSD $B$d(B X $B$r:n$jD>(B
JK> $B$9$HB.$/$J$j$^$9$+$M(B? $B$b$A$m$s!":n$jD>$9$H$$$&$N$O$^$:(B assembler $B$r:n$j(B
JK> $BD>$9$C$F$3$H$G$9$,!#(B

memmove $B$H(B structure copy template( Compiler $B$,;}$C$F$$$k%F%s%W%l!<(B
$B%H!K$r=q$-49$($k$3$H$K$J$k$G$7$g$&$M!#(B


$B$3$3$K=q$$$F$"$k$3$H$r!V@5$7$/!WFI$_D>$9$H(B

$B!V%-%c%C%7%e$,%_%9$C$?>l9g!"%-%c%C%7%e@)8fMQ$N%Z%J%k%F%#!<$,(B
  $BB8:_$9$k$h!#$@$+$i$A$c$s$H(B Prefetch $B$7$J$/$A$cBLL\$@$h!W(B

$B$H$$$&$3$H$G$9!#!XFI$_9~$_=g=x$rJQ$($k!Y$H$$$&!"$3$3$K=q$$$F$"$kAG$N(B
$BDL$j$N0UL#$8$c$J$/$F!#(B

burst read/burst write $B$N$h$&$K!V:G=i$+$iO"B3FI$_=q$-$HH=$j$-$C$F$$(B
$B$k>l9g$O!"(BCache Control $BL?Na$r$A$c$s$H;H$$$J$5$$!W$H$$$&Iw$KM}2r$7$?(B
$B$[$&$,@5$7$$$H;W$&$N$G$9$,!#(B

$B!t(BCache Control $BL?Na72$C$F!"0lHLL?Na$@$h$M!D!#(B
----
$B1|;3(B $B7r0l(B@$BEl5~4pAC8&5f=j(B.$BF|K\#I#B#M(B($B3t(B)[$BFzLn#F#C(B:No.0000000015]
http://karin.ip.titech.ac.jp/~okuyama/index.html
#$B:#F|$N$*8@MU!X86ED!Y(B:$B0l$D$N%8%c%s%WBf$N(B MAXIMUM $B$H(B MINIMUM $B$r(B
#$BN>J}!"0l$D$NBg2q$G$*$5$($?A*<j$OH`$@$1$@$m$&!#$b$&$"$N%8%c%s%WBf$O(B
#$B86EDA*<j$NJ*$@$H8@$C$F$b2a8@$G$O$J$$!#(B
