HHVM JIT: A profile-guided, region-based compiler for PHP and Hack

August 8, 2018 ~ Adrian Colyer ~ 6 Comments

HHVM JIT: A profile-guided, region-based compiler for PHP and Hack Ottoni, PLDI'18 HHVM is a virtual machine for PHP and Hack (a PHP extension) which is used to power Facebook’s website among others. Today’s paper choice describes the second generation HHVM implementation, which delivered a 21.7% performance boost when running the Facebook website compared to ... Continue Reading

BLeak: automatically debugging memory leaks in web applications

August 7, 2018 ~ Adrian Colyer ~ 3 Comments

BLeak: Automatically debugging memory leaks in web applications Vilk & Berger, PLDI'18 BLeak is a Browser Leak debugger that finds memory leaks in web applications. You can use BLeak to test your own applications by following the instructions at http://bleak-detector.org. Guided by BLeak, we identify and fix over 50 memory leaks in popular libraries and ... Continue Reading

Here we go again!

August 6, 2018 ~ Adrian Colyer ~ 7 Comments

It's time to start a new term on #themorningpaper. I read my very first #themorningpaper on the 30th July 2014 ("Why functional programming matters", Hughes 1990) and since then, bar three scheduled breaks a year, I've been reading a research paper every weekday. Since the 8th October 2014, I've also been posting a write-up of ... Continue Reading

the morning paper

a random walk through Computer Science research, by Adrian Colyer
Made delightfully fast by strattic

Month: August 2018

HHVM JIT: A profile-guided, region-based compiler for PHP and Hack

BLeak: automatically debugging memory leaks in web applications

Here we go again!