Andrew Waterman
ab0821f25b
Move microarchitecture-neutral params from Rocket to Core
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This makes some of the units more reusable.
2017-10-03 17:34:18 -07:00
Andrew Waterman
190d5c50d9
Remove deprecated custom-CSR support
2017-10-03 17:34:18 -07:00
Andrew Waterman
9eaf50762e
Don't report exceptions as valid instructions in the printed log
2017-09-27 16:29:42 -07:00
Andrew Waterman
31c5246446
Provide correct trace insn on interrupts when possible
2017-09-27 16:27:53 -07:00
Andrew Waterman
026fa14bf8
Rename trace.addr -> iaddr
2017-09-20 14:32:41 -07:00
Andrew Waterman
f1a506476b
Merge pull request #994 from freechipsproject/beu
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Add L1 bus-error unit
2017-09-20 12:17:08 -07:00
Andrew Waterman
afad25fceb
Integrate L1 BusErrorUnit
2017-09-20 00:05:07 -07:00
Andrew Waterman
4d6d6ff641
Add instruction-trace port
2017-09-19 22:59:57 -07:00
Megan Wachs
88332bd885
max-core-cycles: Add a +max-core-cycles PlusArg
2017-08-13 15:47:14 -07:00
Palmer Dabbelt
fc0d5fcf98
Print out the compressed instruction when executing one
2017-08-07 17:21:53 -07:00
Andrew Waterman
b9b4142bb4
Get s2_nack off the critical path
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We were using it to compute the next PC on flush vs. replay (which require
PC+4 and PC, respectively). This fix gets rid of the adder altogether by
reusing the M-stage PC in the flush case, which by construction holds PC+4.
2017-08-05 00:30:36 -07:00
Andrew Waterman
06a831310b
Shave a gate delay off I$ backpressure path
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The deleted code was a holdover from Hwacha's vector fences.
2017-08-04 13:12:43 -07:00
Andrew Waterman
7d2dd3769f
Optimize a hazard check critical path
2017-08-02 14:27:25 -07:00
Andrew Waterman
fdb8935712
Improve fidelity of two perf counters
2017-07-28 13:14:04 -07:00
Andrew Waterman
4c82f6b77e
Don't refill BTB on not-taken branches
2017-07-28 13:13:52 -07:00
Andrew Waterman
15878d4691
Perform some control-flow transfers within the Frontend
2017-07-25 15:19:16 -07:00
Andrew Waterman
5df8f0d1ea
Add L2 TLB miss counter
2017-07-25 15:19:16 -07:00
Henry Cook
4c595d175c
Refactor package hierarchy and remove legacy bus protocol implementations ( #845 )
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* Refactors package hierarchy.
Additionally:
- Removes legacy ground tests and configs
- Removes legacy bus protocol implementations
- Removes NTiles
- Adds devices package
- Adds more functions to util package
2017-07-07 10:48:16 -07:00
