Each and every benchmark has a corresponding input file that specifies the input to the program and an output file which we can use to verify if our test was successful. Portland state university ece 587687 fall 2018 5 compiling and running the simulator compile simplescalar from a linux machine e. In this homework you are to use simplescalar to evaluate the performance of 2 benchmarks. After you have compiled it with sslittlenasstrixgcc in the lab, just email or ftp the binary to yourself and run it on your home installlation of simplescalar. X windows versions of doom, povray, xanim and xlock. Compiling and running the simulator compile simplescalar from a linux machine e. Adding more machines to the simulation pool decreases the overall runtime. The stability of a benchmark performance measurement is essential to be able to compare two versions of the code and compute the difference. It also does not simulate an operating system, though a limited number of system calls are supported they interface with the operating system that the simulator is run on. This paper examines a set of commercially representative embedded programs and compares them to an existing benchmark suite, spec2000.
In this problem, we will begin to use the simbpred simulator that allows the user to explore various branch prediction algorithms via functional simulation. To solve the problem, researchers are looking into ways to reduce the amount of time benchmarks run, while maintaining the same workload characterization of the longer benchmarks. Except as otherwise noted, the content of this page is licensed under the creative commons attribution 4. Using the simplescalar tools, users can build modeling applications that simulate real programs running on a range of modern processors and systems. This page contains links to simplescalar tm precompiled benchmark programs that can be run on simplescalar simulators, distributed by simplescalar llc and other simplescalar users.
Simplescalar tutorial tutorial agenda university of michigan. If you download and unpack all files, release, you should have the following subdirectories with following contents. The repository contains the link to source codes required for running the simulator and instructions how to install and run it. Any optimization must be measured to make sure that, in practice, it speeds up the application task. This archive includes all necessary simulators from simplescalar tool suite and alpha binaries of spec cpu2000 benchmarks. Now that you have modified simsafe to report the number of load instructions in the. Simplescalar installation instructions mats brorsson, april 15, 2008 introduction the following text describes the procedure of installing the simulator simplescalar 1 on a moden linux distribution.
If you would like to build simplescalar on your own linux system, to compile you own benchmarks to run on. Notes on using simplescalar 1 read simplescalar tutorial. If you do not specify simulator name make command builds all 6. The tarball of simplesim can be downloaded from here. Run the benchmark multiple times and pick the best run. Simplescalar doesnt have a graphical frontend like xspim or pcspim, a mips simulator. Section 2 we provide a detailed procedure for downloading the. Simplescalar allows you to describe a microprocessors datapath and memory hierarchy in a simple, textbased configuration file. Octane generates very consistent scores, but there are external os and browser factors that can cause the score to vary slightly between runs.
Much of the compiler tools are simply ports of the gnu software development tools to the simplescalar architecture. Use the integer and floatingpoint benchmarks according to the last digit of your uin. You will use simprofile simulator discussed in the introdution to simplescalar webpage available in the simplescalar toolset for this purpose. Preliminary report details benchmarks and performance characteristics six embedded programming domains 37 benchmarks. Download performance of programs by simplescalar for free. If there are errors or warnings make sure you have followed the above instructions exactly. We need something more realworld than spec95 heck, those are nearly 5 years old.
Any other install problems or questions just let us know. Regarding items 25, recall from lecture 1 that, generally, all of the data needed by a program will not be able to fit in the faster, onchip memory. Introduction to isa using simplescalar in this exercise, you will run some benchmarks to find out the distribution of instructions they execute. Here are some applications that run on simplescalaralpha thanks to it being able to run unmodified staticallylinked alpha binaries. How to install and run simplescalar simulator on a linux shell. Download the benchmarks from they are briefly described in section a. Minnespec is a representative reduction of spec2000, with the reduced input. Run simplescalar on several benchmark programs to measure the impact of misspeculated instructions on. Run simoutorder to compare the performance to the normal directmapped l1 data cache using spec2000 benchmarks. Or you can create a set of benchmarks and choose one from command line. At the host, virtual target runs on most unixlike boxes.
Spec95 benchmarks for simplescalar this quarter, we will support four spec95 benchmarks on the simplescalar simulator. In this lab, you will use two simplescalar configuration files that are representative of two arm. The simplescalar tool set is a system software infrastructure used to build modeling applications for program performance analysis, detailed microarchitectural. Citeseerx document details isaac councill, lee giles, pradeep teregowda. Feel free to download simplescalar and copy the benchmarks to your local machine. It also holds precompiled binaries of the test benchmarks. The ports as well as the simulators were written by todd austin while he was a ph. Working on optimizations is a task more complex than expected on the first look. Running simoutorder you can find the simoutorder binary in the directory. Examples for example, to run simplescalar with the bisort benchmark, use the following command. This wont be an issue for homeworks 1 and 2 since they will use precompiled spec benchmarks.
Running the simplescalar simulator portland state university. Home the following are the instructions to setup the simplescalar toolset on linux system. We will use an architecturallevel simulator called simplescalar. In this project you are to use simplescalar, a highlevel.
For those who does not need to use the crosscompiler and binutils, step 5 alone is enough to setup simplescalar and run some binary form benchmarks. Arm7 apps run on emulator spec, mibench, mediabench. A new version of simplescalar that has been adapted to the arm instruction set is used to characterize the performance of the benchmarks using configurations similar to current and next generation embedded. To install gnomedisks on debian or ubuntu search for gnomediskutility in your package manager or type sudo aptget install gnomediskutility. Simplescalar llc simplescalar overview slides borrowed with permission from todd austin. Code releases and updates crosscompilers and other tool chains benchmarks sources, binaries, and test inputs usercontributed developments simplescalar licensing.
Simplescalar is a set of tools that model a virtual computer system with cpu, cache and memory hierarchy. Download these benchmark files to the directory where you intend to run simplescalar. Introduction to isa using simplescalar umass amherst. Reducing the spec2006 benchmark suite for simulationbased. If you want to run other benchmarks, they are available at. All credits to sebastian to help you traverse this road. Seasoned linux veterans will remember this application as the nearly impossible to remember palimpsest. Let us see how to run the spec95 benchmarks little endian namely compress95, anagram, go, cc1 and perl in simplescalar simulator software. Then, implement a pseudoassociative cache in l1 data cache in simplescalar. It has already been installed in the computer room in staughton hall room 307, so all you have to do is download the benchmarks and use it. The script file and argument files must be in the same directory. Analysing the performance of various programs using simplescalar simulation tool.
Cse 30321 computer architecture i fall 2010 lab 01. In the first part of this lab, you will use simplescalar configured for alpha isa while in the second. The little endian version of the benchmarks and the input and output files can be download from the below location. Instructions for getting started with simplescalar for.