Retail sales slowed in june . auto purchases declined . several technology companies warned about weak software and hardware spending at the end of the second quarter 美6月零售銷售下降,汽車銷量減少,一些高技術企業(yè)警告到二季度末企業(yè)硬件和軟件支出疲軟。
3, analyzer high performance branch predictor . based on the static and dynamic characteristic of branch instruction, comparing the mis-prediction rate and hardware spending of simple static prediction, complex dynamic prediction and hybrid prediction . 4, research the issue of design high performance branch prediction 3、對轉移預測的分析;根據轉移的靜念和動念特性,對簡單的靜態(tài)、復雜的動態(tài)和混合轉移預測在誤預測率和硬件開銷等方面上進行了分析比較。