Getting Started with XGC Ada describes how to prepare and run a simple program. It also includes an introduction to more advanced topics.
The Assembler, Linker and Object Code Utilities, which describes the command line options and directives for the post-compiler tools.
Running and Debugging XGC Programs, which describes the instruction set simulator and symbolic debugger.
The XGC Libraries documents the library functions available with the XGC C and C++ compilers, and which may be called from Ada programs.
The XGC Ada Reference Manual Supplement documents the implementation-defined aspects of the Ada 95 programming language supported by the compiler.