PHP PGO build for maximum performance on Windows

Posted: May 15, 2010  1 comments  

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In the last few years VC++ team have done some awesome work with profile guided optimizations (PGO). PGO improves performance of certain code paths which are more likely to be used in production environments. Most of the teams in Microsoft have been using this technology to speed up most commonly used scenarios. One of the ideas initially floated by Garrett was to start using PGO for building PHP. Garrett wrote a blog on how to produce a PGO build but the steps involved were little complex. I started looking into simplifying the process and came up with a simpler way. I am going to walk you through the steps I used in this blog. All the steps written in this blog are tested to work with VC9 compiler. Read more ...

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