1. A computer-implemented method for efficiently executing server side script code on a server, the method comprising: retrieving a markup language document including server side script code specified using PHP syntax, wherein the server side script code is for execution on a server in response to a request for the markup language document; generating C++ code from the server side script code, wherein the generated C++ code comprises: one or more C++ classes comprising code corresponding to the server side script code, one or more C++ header files storing information describing structures of the C++ classes, and code for memory allocation of objects instantiated from the C++ classes; and compiling the generated C++ code to object code, wherein the object code is invoked for processing the markup language document.