On Thu, 2010-12-30 at 19:57 +0800, haimag ren wrote:
> I modified your AVR compatible soft-core(softusb_navre.v) for speed up
> branch instrction, docode next pc directly. 

The wait state that you removed (STALL) is here to flush the first stage
of the pipeline (instruction fetch) on branches, to avoid control
hazards. It should be kept.


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