Git Product home page Git Product logo

doublevsfloat's Introduction

DoubleVSFloat

平方根(sqrt)の計算速度を調べる。
double型とfloat型で速度に違いが出るか? 測定結果

x86 x64
double 735ミリ秒 1172ミリ秒
float 906ミリ秒 938ミリ秒

x86 の方が double が速くて、x64 では float の計算が速かった。

x64 では float を引数にとる sqrtf が定義されているが、x86 では、sqrtf は内部で sqrt(double を引数にとる)が呼ばれていた。

doublevsfloat's People

Contributors

kenjinote avatar

Stargazers

Maciel Ribeiro de Oliveira avatar  avatar Mindula Dilthushan Manamperi avatar Gábor Mihálcz avatar

Watchers

James Cloos avatar

Forkers

15831944

Recommend Projects

  • React photo React

    A declarative, efficient, and flexible JavaScript library for building user interfaces.

  • Vue.js photo Vue.js

    🖖 Vue.js is a progressive, incrementally-adoptable JavaScript framework for building UI on the web.

  • Typescript photo Typescript

    TypeScript is a superset of JavaScript that compiles to clean JavaScript output.

  • TensorFlow photo TensorFlow

    An Open Source Machine Learning Framework for Everyone

  • Django photo Django

    The Web framework for perfectionists with deadlines.

  • D3 photo D3

    Bring data to life with SVG, Canvas and HTML. 📊📈🎉

Recommend Topics

  • javascript

    JavaScript (JS) is a lightweight interpreted programming language with first-class functions.

  • web

    Some thing interesting about web. New door for the world.

  • server

    A server is a program made to process requests and deliver data to clients.

  • Machine learning

    Machine learning is a way of modeling and interpreting data that allows a piece of software to respond intelligently.

  • Game

    Some thing interesting about game, make everyone happy.

Recommend Org

  • Facebook photo Facebook

    We are working to build community through open source technology. NB: members must have two-factor auth.

  • Microsoft photo Microsoft

    Open source projects and samples from Microsoft.

  • Google photo Google

    Google ❤️ Open Source for everyone.

  • D3 photo D3

    Data-Driven Documents codes.