PHP Into Compiled C++ - Hip Hop by Facebook
Feb 2, 2010 · 1 minute readCategory: php
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http://developers.facebook.com/news.php?story=358&blog;=1
With HipHop we've reduced the CPU usage on our Web servers on average by about fifty percent
sounds good to me :)
HipHop for PHP isn't technically a compiler itself. Rather it is a source code transformer. HipHop programmatically transforms your PHP source code into highly optimized C++ and then uses g++ to compile it.