The Dolphin Team have released a new version
of the Gamecube and Wii Emulator for Windows, heres whats new

Changelog for r6496
DX9 debugger improvements:
- Fix "Pause at next" functionality for pixel/vertex shader changes, finished frames and texture changes.
- Implement dumping vertex declaration and vertex/index data.

Download Here --> http://www.dolphin-emulator.com/download.html