分支预测

X微处理器分支预测电路结构设计与优化

Design and Optimization of X Microprocessor 's Branch Prediction Circuit Structure

设计实现了X微处理器的动态分支预测机制。

The design and implementation of X microprocessor 's dynamic branch prediction mechanism has been presented .

X微处理器是一款采用全定制设计方法设计的微处理器，处理器中包含动态分支预测和超标量等微体系结构技术，内部结构复杂，设计规模很大，对其进行功能验证有很大难度。

X processor uses full-custom design method , includes dynamic branch prediction and super scalar technology , and its scale is very large .

本文对X微处理器的多层次分支预测机制进行了研究，包括动态分支预测、静态分支预测和完美循环退出这三个层次。

This paper presents the research on the branch prediction mechanism of X microprocessor which includes the dynamic prediction , static prediction and the perfect loop exit .

MCU结构上采用二级指令流水线，分别通过采用哈佛总线结构和先行控制、分支预测等方法解决了流水线的数据相关和控制相关问题。

The problems of structure correlation and data correlation have been resolved by adjusting the memory structure , using look-ahead control and branch prediction .

在对X微处理器结构进行深入分析的基础上，并结合多种经典的分支预测技术，本文提出了四体、四路组相联的BTB结构。

Based on our in-depth analysis of the X microprocessor structure , this thesis proposed a four-bank and four-set structure BTB , comparing with multiple classical branch prediction technology .

对复合分支预测的选择机制进行了改进，引入Hamming距离，用Hamming距离最小来确定选择哪一个预测结果。

The selection method in hybrid branch prediction has been improved through introducing Hamming Distance . A best prediction result can be decided on the minimum value of Hamming Distance .

在目前实用化的分支预测技术中，使用分支目标缓冲器BTB来对指令分支行为进行预测是一种常用的方法。

In the current practical branch prediction technology , branch target buffer ( BTB ) is a common technique used in the branch prediction .

而对于非likely类指令，则采用G-share改进型方案进行分支预测。多分支井产能预测方法

I use the first method to predict the likely instructions and the second to predict others . The Improved G-share scheme is proposed by the author from G-share scheme . Development of multilateral well deliverability model

基于模糊加权的动态自适应分支预测算法研究

Research on Adaptive Dynamic Branch Prediction Algorithm Based on Fuzzy Weight

一种基于人工神经元网络的条件分支预测算法

An improved branch prediction algorithm based on the perceptron

基于这种复合分支预测方式，提出了几种新的选择算法实现。

Presents several implementations of the new selection arithmetic .

一种静态和动态分支预测的组合方法研究

Branch Prediction Method Combining Static and Dynamic Strategies

全局分支预测方法具备两种优点。

Global branch prediction is able to take advantage of two types of patterns .

复合分支预测中选择算法的研究

Research on Selection Algorithm in Hybrid Branch Prediction

分支预测是影响微处理器性能的关键因素之一。

Branch Prediction is one of the key factors that affect the performance of microprocessor .

近年来前瞻技术引起了人们广泛的研究兴趣，其中包括分支预测技术、值预测技术和地址预测技术等。

Similar to branch prediction , value prediction and address predictions have received considerable interest in recent years .

分支预测技术一直以来是计算机体系结构、微处理器设计的研究重点。

Branch prediction technology is one of the most important field in the research of computer architecture and microprocessor .

针对嵌入式微处理器的特殊应用环境，提出了一种新的分支预测方案。

Aiming at the special application environment of embedded microprocessor , a new scheme of branch prediction is proposed .

分支预测算法的研究包括分支历史信息的处理，分支指令地址的映射，状态转换等。

The research on branch prediction includes the use of history information , branch instruction address mapping and state transition .

二级表为预测历史信息表，是由真实历史信息表与其通过二级适应性分支预测法所得结果组合形成。

The second level table is prediction branch history information table , formed by two level adaptive branch prediction algorithm .

在该项目的基础上，对同时多线程结构的取指策略和分支预测算法进行了深入的研究。

Based on that , the author perform in-depth research on the fetching strategy and branch prediction of the SMT architecture .

处理器要使用各种复杂技术来从串行程序中找出可以并行执行的指令，比如乱序执行、猜测执行和硬件分支预测等。

Processor utilizes many kinds of advanced technology to find the instructions , which can run in parallel from serialized program .

然后，介绍指令流水线的结构设计，包括两路超标量结构，分支预测以及动态执行。

It then shows architecture design of instruction pipeline , including the double-shoot superscalar , the branch prediction and the dynamical execution .

为提高分支预测精度，减少分支开销，设计上采用了基于改进的二级自适应分支预测算法，并应用于分支目标缓冲器。

To improve branch prediction accuracy , we introduced branch prediction buffer based on two level adaptive branch prediction algorithm in X processor .

针对人工神经元网络学习速度较慢的缺点，提出了改进学习算法的基于人工神经元网络的条件分支预测算法.改进了张的相应结果。

In order to overcome the slow speed training of the perceptron , we give an improved branch prediction algorithm based on the perceptron .

文中提出了一种对动态两级自适应分支预测进行改进的新方法，即基于双模结构的双模预测器。

This paper proposes a new method to improve the Two-Level Adaptive Training branch predictor , which is called the two-pattern predictor basing on a two-pattern structure .

分支预测技术的不断改进使得处理器的性能得到极大的提升，两级模式分支预测器以其简单结构和高效性能被广泛应用。

Modern processors get great performance improvement by branch prediction , and two levels pattern branch predictor is widely used because of its simple structure and high performance .

针对五级流水线嵌入式微处理器的特定应用环境，对分支预测技术进行了深入研究，提出了一种新的分支预测方案。

Concerning the specific application environment of embedded microprocessor , the branch prediction technology was researched in this paper , and a new scheme of branch prediction was proposed .

对于每个检测到的死锁，通过回溯记录控制流图中相关的路径，并利用静态分支预测量化其严重程度。

For each detected deadlock , backtracking is used to record the related paths in the control flow graph , and static branch prediction is employed to quantify its severity .