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Dynamic Binary Optimization

Dynamic Binary Optimization

Dynamic Binary Optimization. Presenter Kim Jin Chul. Contents. 1. Overview of Applying Optimization on VMs. 2. Dynamic Program Behavior. 3. Profiling. 4. Optimizing Translation Blocks. addi r16, r4, 4 ; add 4 to %eax lwzx r17, r2, r16 ; load operand from memory

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431 views • 31 slides
CS 3214 Computer Systems

CS 3214 Computer Systems

CS 3214 Computer Systems. Godmar Back. Lecture 6. Announcements. Exercise 3 due today Not on Scholar, use submit.pl or submission script Stay tuned for exercise 4 Project 1 due Wed, Feb 10 Please read instructions first Must be done on McB 124 machines or on rlogin cluster

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278 views • 27 slides
Processes 1

Processes 1

Processes 1. Processes/Threads. User level execution takes place in a process context OS allocates CPU time to processes/threads Process context: CPU and OS state necessary to represent a thread of execution Processes and threads are conceptually different

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263 views • 26 slides
Discussions on hw3

Discussions on hw3

Discussions on hw3. Objective To implement multitasking of 3 Tiny-UNIX processes on the SAPC Each process tries to output data to the COM2 output port. Process 1. Process 2. Process 3. Process 0. Details on the Processes. Processes 1, 2 and 3

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259 views • 25 slides
6. Mechanism: Limited Direct Execution Operating System: Three Easy Pieces

6. Mechanism: Limited Direct Execution Operating System: Three Easy Pieces

6. Mechanism: Limited Direct Execution Operating System: Three Easy Pieces. How to efficiently virtualize the CPU with control?. The OS needs to share the physical CPU by time sharing . Issue Performance : How can we implement virtualization without adding excessive overhead to the system?

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206 views • 18 slides
Chapter 3 Machine-Level (2) Representation of Programs

Chapter 3 Machine-Level (2) Representation of Programs

Chapter 3 Machine-Level (2) Representation of Programs. Jin Lu 11210240054@fudan.edu.cn. Problem 3.17 (P181). short S[7]; short *T[3]; short **U[6]; long double V[8]; long double *W[4]; Array Element size Total size Start Address Element i S T U V W. 14. X S.

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173 views • 17 slides

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