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microwatt
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3 Commits (a5d31bb5546f786a8b3183e787c30abc39c4d6ab)

Author SHA1 Message Date
Anton Blanchard 9fbaea6f08 Rework CR file and add forwarding 
Handle the CR as a single field with per nibble enables. Forward any
writes in the same cycle.

If this proves to be an issue for timing, we may want to revisit
this in the future. For now, it keeps things simple.

Signed-off-by: Anton Blanchard <anton@linux.ibm.com>
 6 years ago
Anton Blanchard 147b259691 Use a better input signal in writeback 
w_in comes from the execution unit, it makes more sense to call
it e_in.

Signed-off-by: Anton Blanchard <anton@linux.ibm.com>
 6 years ago
Anton Blanchard 5a29cb4699 Initial import of microwatt 
Signed-off-by: Anton Blanchard <anton@linux.ibm.com>
 6 years ago