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5F→:如果在這之前page的資料在某line被修改過 又已經被寫08/25 12:11
6F→:回page 就需要08/25 12:12
7F→:其實也要看page的dirty bit為何08/25 12:12
8F→:這題應該只是問OS怎麼操作cache08/25 12:14
4F→:-.-07/23 14:14
5F→:我有寫他哪算錯啦XDD07/23 14:21
2F推:WAR就是某指令寫太快導致某指令讀到錯誤的資料07/17 22:20
3F→:add如果比sw快寫入暫存$2 則sw存錯的資料回mem07/17 22:21
13F→:我說的是(2,4) out of order pipeline07/18 18:21
4F推:一個遞回式子的"解"還是用離散的方法吧07/17 22:48
5F→:recursion tree只能求tight bound07/17 22:48
1F推:因為是算stall overhead 所以扣去完美CPI 107/15 21:40
1F→:(2)8.6ns/0.62ns07/15 21:42
2F→:(3)P1 13.87*1.3=18.0307/15 21:42
3F→: 0.66+(8%*70)=6.2607/15 21:46
4F→: P2 6.26ns/0.66ns=9.48 9.48*1.3=12.3207/15 21:49
5F推:P1 CPI=18.03 P2 CPI=12.32 在乘clk cycle time 比較07/15 21:53
7F→:指令100%+30%記憶體指令07/17 22:26
3F推:我算eigenvalue應該是1,1,-1,004/11 21:14
3F推:這題好像很夯= = 清大也考03/10 18:50
1F推:下面那題有打錯字嗎 感覺不是linear transformation03/07 01:34
5F推:(3)應該是這樣 "<" B不可逆03/04 12:41
6F→:"=" B可逆03/04 12:41
7F→:">" 不可能03/04 12:41