8dd81181b748e0e1bc69e5469a051e9baa33e6f9
The bool value is in the bottom byte of the register, with the rest of the register undefined, but we were doing a 32 bit compare.
HipHop VM for PHP
HipHop VM (HHVM) is a new open-source virtual machine designed for executing programs written in PHP. HHVM uses a just-in-time compilation approach to achieve superior performance while maintaining the flexibility that PHP developers are accustomed to. HipHop VM (and before it HPHPc) has realized >5x increase in throughput for Facebook compared with Zend PHP 5.2.
Required Packages, and Installing and Running HipHop VM
The latest information is available on the wiki.
Contributing to HipHop VM
HipHop VM is licensed under the PHP and Zend licenses except as otherwise noted.
Before changes can be accepted a Contributors Licensing Agreement must be signed and returned.
Descrição
Linguagens
C++
59.4%
PHP
34.1%
C
4.1%
Hack
1.4%
CMake
0.3%
Outra
0.6%