Commit Graph

78 Commits

Author SHA1 Message Date
Ross Thompson
1ab2d0d19b Fixed bug in basic gshare implementation. Should be a better comparison to the speculative versions now. 2023-02-13 17:57:05 -06:00
Ross Thompson
c18ac35332 Created copy of gshare. I think there may be a simpler implementation. 2023-02-13 17:29:51 -06:00
Ross Thompson
10b45ed6c7 Further branch predictor improvements. 2023-02-13 17:23:56 -06:00
Ross Thompson
1cfdd201a5 Partial improvement. 2023-02-13 17:10:24 -06:00
Ross Thompson
0165fd54b4 Hacked commit. Fixes the gshare bugs introduced last week.
Need to recover the good changes in the next commit.
2023-02-13 16:14:17 -06:00
Ross Thompson
716fbca2b1 Partial fix for gshare bugs from the last two weeks. 2023-02-13 11:57:25 -06:00
Ross Thompson
51158e94ba Removed another bit from btb class. 2023-02-12 11:33:43 -06:00
Kevin Kim
2dfbf15ff9 fixed typo in LZC 2023-02-11 19:59:03 -08:00
Ross Thompson
91fc883f6a More simplifications to the BP. 2023-02-10 17:09:35 -06:00
Ross Thompson
6fbca64eb7 Experimental branch prediction optimization. 2023-02-10 15:45:56 -06:00
Ross Thompson
eafb406c9e Merge branch 'main' of https://github.com/openhwgroup/cvw 2023-02-10 10:38:39 -06:00
Ross Thompson
ca0eb5a591 Modified branch predictor to use InstrValidE and InstrValidD rather than the more complex InstrClassE | WrongClassE logic. 2023-02-10 10:33:10 -06:00
Ross Thompson
91427ed72d RAS and RAS documentation now consistent. 2023-02-10 09:06:51 -06:00
Ross Thompson
2d7749db7f Updated globalhistory predictor. 2023-02-09 14:48:02 -06:00
Ross Thompson
962c018991 Simplified branch predictor. 2023-02-08 18:24:38 -06:00
David Harris
05ba66385f Merge branch 'main' of https://github.com/openhwgroup/cvw into dev 2023-02-07 16:49:58 -08:00
Ross Thompson
0678f3f2b7 Branch predictor cleanup. 2023-02-07 14:01:59 -06:00
David Harris
755c795f91 Moved STATUS_FS_INT write to if statement to properly prioritize 2023-02-07 06:55:42 -08:00
David Harris
e92605e2de Disabled STATUS_FS at reset, fixing issue #71 2023-02-07 06:31:14 -08:00
Ross Thompson
c33230d1c1 Fixed Bug 66.
If a load missed at the same time as a spilled instruction fetch with an ITLB miss in the second cache line, the HPTW did not wait for the load miss to finish.
2023-02-06 17:32:28 -06:00
Ross Thompson
4e8ef4a0ac Removed unreachable if branch in hptw next state logic. 2023-02-06 16:42:07 -06:00
David Harris
7cf98811f3 Parenthesized reduction operators to avoid DC lint 2023-02-04 18:49:47 -08:00
David Harris
43668a3fc5 Developing debug test 2023-02-04 08:31:47 -08:00
David Harris
6b9ae4fc89 Fixed merge issues on synthDC PR 2023-02-04 04:13:40 -08:00
David Harris
e831baf335 Improved illegal NaN-box detection and formatted fsgninj 2023-02-04 03:42:20 -08:00
David Harris
97ee3732fe Merge branch 'main' of https://github.com/openhwgroup/cvw into dev 2023-02-03 08:36:11 -08:00
David Harris
e6bfcd14fa Merged with memories 2023-02-02 14:50:46 -08:00
David Harris
78eb90715c Removed pipelined level of hierarchy 2023-02-02 14:14:11 -08:00