Ross Thompson
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6371d91b37
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Added another performance counter to track overall branch miss-predictions.
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2023-01-28 17:50:46 -06:00 |
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Ross Thompson
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57deb68fb3
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Found an issue where the btb was not forwarding the valid bit!
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2023-01-28 17:00:50 -06:00 |
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Ross Thompson
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6d9c463893
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Possible workign instruction class prediction repair.
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2023-01-28 16:42:19 -06:00 |
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Ross Thompson
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8a277f6b75
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Possible fix for speculative gshare.
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2023-01-28 16:14:19 -06:00 |
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Ross Thompson
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6d75e3c22b
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Clarified gshare bp.
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2023-01-27 16:40:20 -06:00 |
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Ross Thompson
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857004c3a3
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Removed pessimistic x propagation issue for wally32priv test in the branch predictor.
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2023-01-27 15:28:31 -06:00 |
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Ross Thompson
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c1ae7c068e
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Found issue with branch predictor.
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2023-01-27 13:13:55 -06:00 |
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Ross Thompson
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a212960352
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Very hacky. But I think gshare is now correct with respect to repair on instruction class miss prediction.
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2023-01-27 11:34:45 -06:00 |
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Ross Thompson
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4fa2dcc2a5
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Changed the performance counters to track different data.
Now rather than tracking jump(r) we track jump(r) and taken branches.
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2023-01-26 13:21:28 -06:00 |
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Ross Thompson
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6025bbc9ae
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Fixed another bug with the compressed instruction class decode.
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2023-01-26 12:19:33 -06:00 |
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Ross Thompson
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a8d5ba1ea4
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Fixed compressed branch class decode.
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2023-01-26 11:07:47 -06:00 |
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Ross Thompson
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3577220625
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Improved no class prediction mode.
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2023-01-26 10:54:43 -06:00 |
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Ross Thompson
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19a964325a
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Modified the RAS to correctly repair itself.
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2023-01-25 23:33:03 -06:00 |
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Ross Thompson
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3dc441ff8c
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Intermediate commit. Passes regression tests, but RAS is not correct.
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2023-01-25 19:39:18 -06:00 |
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Ross Thompson
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63617b56cf
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Fixed typos.
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2023-01-25 18:51:09 -06:00 |
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Ross Thompson
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3b4d49a358
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RAS is now compliant with our header and documentation guide.
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2023-01-25 17:18:07 -06:00 |
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Ross Thompson
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5da1aeeef1
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Improved RAS again.
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2023-01-25 17:10:52 -06:00 |
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Ross Thompson
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2f0e40402b
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Improved RAS.
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2023-01-25 17:06:25 -06:00 |
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Ross Thompson
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724ae13cc2
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More branch predictor improvements.
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2023-01-25 16:03:02 -06:00 |
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Ross Thompson
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fd1f7d4d34
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Cleaned up branch predictor.
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2023-01-25 15:29:55 -06:00 |
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Ross Thompson
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56a24d02e8
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Fixed subtle bug in btb.
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2023-01-25 15:16:53 -06:00 |
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Ross Thompson
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16142eca59
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Added logic to forward btb prediction results.
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2023-01-25 13:02:20 -06:00 |
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Ross Thompson
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4550966678
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More btb cleanup.
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2023-01-25 12:14:18 -06:00 |
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Ross Thompson
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40b4811d2b
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Found minor bug in gshare.
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2023-01-25 12:08:54 -06:00 |
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Ross Thompson
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afdcfeb93b
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BTB cleanup.
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2023-01-25 12:05:13 -06:00 |
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Ross Thompson
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7e1363bfad
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Optomized gshare.
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2023-01-25 11:41:16 -06:00 |
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Ross Thompson
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ad6f7041b4
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Fixed wrong header on optgshare.sv. Somehow it still had the old MIT license.
Renamed ram2p1rwbefix.sv to ram2p1rwbe.sv
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2023-01-25 10:14:30 -06:00 |
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Ross Thompson
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56369f7641
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Removed old versions of gshare.
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2023-01-24 17:26:54 -06:00 |
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Ross Thompson
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1acbdaeca6
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Removed the old two port ram and replaced it with the fixed version.
The fixed version is renamed to ram2p1r1wb.sv
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2023-01-24 17:25:16 -06:00 |
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Ross Thompson
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1170dc7250
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Moved and ranamed btb to btb.sv
Fixed btb to use the fixed port 2 sram.
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2023-01-24 17:19:51 -06:00 |
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Ross Thompson
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7d1109fc24
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Partial BTB cleanup.
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2023-01-24 16:12:35 -06:00 |
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Ross Thompson
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2157970adf
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Moved branch predictor files into separate sub-directory.
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2023-01-24 16:00:27 -06:00 |
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Ross Thompson
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626bcd8608
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Removed mark_debug from all source code.
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2023-01-20 18:47:36 -06:00 |
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Ross Thompson
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74ab386735
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More cleanup and formatting.
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2023-01-20 12:34:40 -06:00 |
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Ross Thompson
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340e1797ea
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More cleanup and formatting.
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2023-01-20 12:09:21 -06:00 |
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Ross Thompson
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c5169a3e39
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Formatting.
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2023-01-20 11:51:10 -06:00 |
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Ross Thompson
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928e06d4fa
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Added comment about needed changes in BTB.
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2023-01-19 17:28:00 -06:00 |
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Ross Thompson
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b027921902
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Formatting.
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2023-01-19 15:06:37 -06:00 |
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Ross Thompson
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ea96c2375f
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Formatting.
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2023-01-19 14:18:46 -06:00 |
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Ross Thompson
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e380fd71ff
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Formatting and name changes.
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2023-01-19 14:16:29 -06:00 |
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Ross Thompson
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47fdff6488
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Formatting.
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2023-01-18 19:26:20 -06:00 |
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Ross Thompson
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49daa736b1
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Formatting spillsupport.
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2023-01-18 19:25:54 -06:00 |
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Ross Thompson
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cd2f7c6208
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Formatting.
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2023-01-18 19:11:30 -06:00 |
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Ross Thompson
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7289fa8d44
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Reduced complexity of spill logic by ensuring the irom outputs offset instrutions on a spill.
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2023-01-18 19:10:34 -06:00 |
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Ross Thompson
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026d09b79b
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More IROM cleanup.
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2023-01-18 18:47:02 -06:00 |
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Ross Thompson
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19e4d0f7cd
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Cleanup dtim and irom.
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2023-01-18 18:44:30 -06:00 |
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Ross Thompson
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997dda11a8
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Added comments to decompress.sv. May want to consider additional documentation.
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2023-01-18 18:26:51 -06:00 |
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Ross Thompson
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fc5424fa62
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Formatting
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2023-01-18 16:58:03 -06:00 |
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Ross Thompson
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f146a01344
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Cleaned up ahbcacheinterface.
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2023-01-17 22:13:56 -06:00 |
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Ross Thompson
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d6c80d937c
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Formatting progress.
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2023-01-17 22:10:31 -06:00 |
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