Current version of XOGastan is an API. You can download it and compile to get library libxogastan.so. This library can be used to be link with your own code.
XOGastan package contains a translator wrote using some perl scripts. These scripts allow you to traslate file dumped by gcc in an XML format (gxl dtd).
XOGastan package's tree is:
|-- data contains some data
|-- doc contains documentation
|-- example contains example of use of libxogastan
|-- gcc2gxl contains perl translator
|-- include contains header files
|-- lib contains library
|-- obj contains object files
|-- script contains scripts
|-- src contains source file of XOGastan
|-- test contains test files
`-- treev contains an application that use XOGastan
You can find current release of XOGastan here