BUG: Don't emit vector 1 on sust instructions.

git-svn-id: http://gpuocelot.googlecode.com/svn/trunk@2217 ec522b64-56cd-11de-8d7d-01d876f1962d
1. memory coalescing logic moved to the simulator
2. opcode change
3. trace format change



git-svn-id: http://gpuocelot.googlecode.com/svn/trunk@2218 ec522b64-56cd-11de-8d7d-01d876f1962d