[WitchTech 00380] 実行時間計測

[Suzuki Mitsugu <vsuzuki@kankou.cs.uec.ac.jp>]

$B%8%c%$%"%sNkLZ$G$9(B
$B=i$a$FEj9F$7$^$9!#(B

CPU$B$NB.EY7WB,$GOCBj$,@9$j>e$,$C$F$$$?$h$&$G$9$1$I!"(B
$B$_$J$5$s$I$&$d$C$F%W%m%0%i%`$NA4BN$dItJ,E*$J<B9T;~4V(B
$B$r7W$C$F$$$k$N$G$7$g$&$+!)(B
$B%^%K%e%"%k$r8+$F$$$?$i!"(BSYS_GET_TICK_COUNT $B$J$k(BBIOS
$B%3!<%k$,$"$C$F!"5/F0;~$+$i$N7P2a;~4V$rJV$9$H=q$$$F(B
$B$"$k$8$c$"$j$^$;$s$+!#AaB.(BRTC$B$r;H$C$F!"KhIC2?%A%C%/(B
$B$+$r?t$($?$i!"(B75.5 tick/Sec$B$H=P$^$7$?!#(B
$B$D$^$j(B1 tick 13.25mS

$B$=$N7k2L$r;H$C$F!"(B

shl ax,imm4

$B$N7A$NL?Na$r(B100$B!_(B10000$B2s<B9T$9$k%W%m%0%i%`$r=q$$$F(B
(C$B$,@8@.$7$?%"%;%s%V%i$N%=!<%9$r<j$G=$@5$7$?(B)$B!"<B9T(B
$B$7$F$_$?$i!"<!$N$h$&$J7k2L$,=P$^$7$?!#(B
         $B<B9T;~4V(B(tick) 1$BL?NaEv$?$j(B
         $BA4BN(B  shl$B$@$1(B  $B$N<B9T;~4V(B(uS)
$B6u%k!<%W(B 148
imm4=1   172   24       0.32
imm4=2   198   50       0.66
imm4=3   222   74       0.98
imm4=4   246   98       1.30
imm4=5   271  123       1.63
imm4=6   296  148       1.96
imm4=7   321  173       2.29
imm4=8   345  197       2.61
imm4=9   370  222       2.94
imm4=10  394  246       3.26
imm4=11  420  272       3.60
imm4=12  443  295       3.91
imm4=13  469  321       4.25
imm4=14  493  345       4.57

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$B$A$J$_$K!"L?Na<B9T;~4V$N:9$N5U?t$r$H$k$H(B3.06MHz$B$H$$$&(B
$BCM$K$J$j!"$3$l$O8x>N%/%m%C%/$N(B3.072MHz$B$KHs>o$K6a$$CM$G$9!#(B
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