CodeSourcery is now Mentor Graphics Sourcery Tools

Sourcery CodeBench

(formerly Sourcery G++)
Sourcery CodeBench TM is a complete development environment for embedded C/C++ development on ARM, Power, Coldfire, and other architectures. CodeBench gives you all the tools you need, including compilers and run-time libraries, source-and assembly-level debugger, integrated development environment (IDE) and more. Install, flash and debug in minutes!