Ross Thompson
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be4823f7dd
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Undid the btb update as it reduces performance.
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2023-02-28 15:21:56 -06:00 |
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Ross Thompson
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9dd3379744
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This icpred and btb changes are causing a performance issue.
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2023-02-27 20:00:50 -06:00 |
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Ross Thompson
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544abe2819
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Modified the BTB to save power by not updating when the prediction is unchanged.
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2023-02-27 17:37:29 -06:00 |
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Ross Thompson
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bc5aecf948
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Merge branch 'main' of https://github.com/openhwgroup/cvw
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2023-02-27 09:48:03 -06:00 |
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Ross Thompson
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c5d98d5465
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Merge pull request #117 from davidharrishmc/dev
ZMMUL support and MMU cleanup
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2023-02-27 09:46:40 -06:00 |
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David Harris
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cf8b5f0783
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Added support for ZMMUL
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2023-02-27 07:29:53 -08:00 |
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Ross Thompson
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318189e5e6
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Signal name changes.
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2023-02-27 00:39:19 -06:00 |
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David Harris
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f40352e82b
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hptw typo fix
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2023-02-26 19:38:34 -08:00 |
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Ross Thompson
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c89812b2d4
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Branch predictor cleanup.
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2023-02-26 21:28:36 -06:00 |
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David Harris
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e9ad6ae057
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Simplified Access fault logic in HPTW
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2023-02-26 18:50:37 -08:00 |
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David Harris
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5ae3dd77f9
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Merge branch 'main' of https://github.com/openhwgroup/cvw into dev
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2023-02-26 18:35:14 -08:00 |
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David Harris
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2d7145901b
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StoreAmo faults are generated instead of load faults on AMO operations
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2023-02-26 18:35:10 -08:00 |
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Ross Thompson
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e8c5e5b5ff
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Create module for instruction class prediction and decoding.
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2023-02-26 20:20:30 -06:00 |
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Ross Thompson
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3964ce3309
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Merge branch 'main' of https://github.com/openhwgroup/cvw into main
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2023-02-26 19:58:24 -06:00 |
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David Harris
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21b28fd1bb
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Renamed DAPageFault to UpdateDA
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2023-02-26 17:51:45 -08:00 |
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David Harris
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4274071333
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renamed UpperBitsUnequalPageFault to UpperBitsUnequal
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2023-02-26 17:32:34 -08:00 |
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David Harris
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06bd4783af
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moved tlb to subdirectory
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2023-02-26 17:31:03 -08:00 |
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David Harris
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c774b44116
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Moved TLB into subdirectory of MMU
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2023-02-26 17:28:05 -08:00 |
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Ross Thompson
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ad462388cb
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Merge pull request #116 from davidharrishmc/dev
Removed unneeded TLBFlush from TLBMiss logic
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2023-02-26 12:07:41 -06:00 |
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Ross Thompson
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72be4318b8
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Merge branch 'main' of https://github.com/openhwgroup/cvw into main
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2023-02-26 12:06:06 -06:00 |
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David Harris
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0b3d47b2d5
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Merge branch 'main' of https://github.com/openhwgroup/cvw into dev
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2023-02-26 10:04:47 -08:00 |
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David Harris
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dc447ed5ed
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Removed unneeded TLBFlush from TLBMiss
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2023-02-26 10:04:16 -08:00 |
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Ross Thompson
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849cbcbf20
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Merge pull request #115 from davidharrishmc/dev
Fixed SSTC being unusable in M-MODE without Status.TM. Disable STIME…
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2023-02-26 12:02:54 -06:00 |
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David Harris
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54b8e7c629
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Access faults are geted by ~TLBMiss rather than ~(Translate & ~TLBHit)
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2023-02-26 09:58:34 -08:00 |
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David Harris
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35653a18b7
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Renamed HPTW_WRITES_SUPPORTED to SVADU_SUPPORTED
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2023-02-26 09:38:32 -08:00 |
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David Harris
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f31764c3e1
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Renamed DAPageFault to HPTWDAPageFault in hptw to avoid name conflict with DAPageFault from tlbcontrol
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2023-02-26 07:12:43 -08:00 |
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David Harris
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fe161f6bde
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Fixed missing assign when SSTC is not supported
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2023-02-26 07:12:13 -08:00 |
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David Harris
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8895114152
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Fixed SSTC being unusable in M-MODE without Status.TM. Disable STIMECMP registers when SSTC_SUPPORTED = 0
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2023-02-26 06:30:43 -08:00 |
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Ross Thompson
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7f8034013d
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PHT was enabled using the wrong ~flush and ~stall.
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2023-02-24 22:57:32 -06:00 |
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Ross Thompson
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eb9dc7e67d
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gshare cleanup.
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2023-02-24 22:55:51 -06:00 |
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Ross Thompson
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56a70d12bb
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Merge branch 'main' of https://github.com/openhwgroup/cvw
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2023-02-24 19:57:18 -06:00 |
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Ross Thompson
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9df05f0b3d
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More signal renames.
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2023-02-24 19:56:55 -06:00 |
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Ross Thompson
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8bd4a4c35b
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Renamed signals to match new figures.
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2023-02-24 19:51:47 -06:00 |
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Ross Thompson
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f95f326b3d
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Renamed signals to match figure 10.18.
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2023-02-24 19:22:14 -06:00 |
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David Harris
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be5bf22469
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Merge pull request #114 from ross144/main
Fix the branch predictor's gshare and btb critical path issue
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2023-02-24 16:55:34 -08:00 |
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Ross Thompson
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40a164a8da
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Merge branch 'main' of https://github.com/openhwgroup/cvw
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2023-02-24 18:50:35 -06:00 |
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Ross Thompson
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4031b89f18
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Possible fix to btb performance issue.
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2023-02-24 18:36:41 -06:00 |
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Ross Thompson
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ea8cb7dd78
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Cleanup.
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2023-02-24 18:20:42 -06:00 |
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Ross Thompson
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a14dcaa241
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Completed critical path gshare fix.
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2023-02-24 18:02:00 -06:00 |
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Ross Thompson
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31d6531af2
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Prep to fix gshare critical path.
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2023-02-24 17:54:48 -06:00 |
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Ross Thompson
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5db56460b9
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Modified btb forwarding logic to reduce critical path.
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2023-02-24 17:47:43 -06:00 |
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Ross Thompson
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6aeef0ce02
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Merge pull request #113 from davidharrishmc/dev
Change default tech to sky90 for synth
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2023-02-24 09:59:08 -06:00 |
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David Harris
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adfc01fc5a
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Fixed special cases of address decoder and documented better
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2023-02-24 07:52:46 -08:00 |
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Ross Thompson
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cbc5de1ebd
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Improved branch predictor graph generation.
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2023-02-23 20:44:47 -06:00 |
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David Harris
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7ba0e3b710
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Merge branch 'main' of https://github.com/openhwgroup/cvw into dev
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2023-02-23 18:23:27 -08:00 |
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David Harris
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2d6fb006ba
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Switched to sky90 for default synthesis
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2023-02-23 14:19:10 -08:00 |
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Ross Thompson
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2920179435
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Major cleanup of bp.
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2023-02-23 16:19:03 -06:00 |
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Ross Thompson
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fa49de8391
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Partial replacement of InstrClassX with {JalX, RetX, JumpX, and BranchX}.
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2023-02-23 15:55:34 -06:00 |
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David Harris
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26a3b3d2d3
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Merge pull request #112 from ross144/main
Branch predictor updates to reflect figures
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2023-02-23 13:29:53 -08:00 |
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Ross Thompson
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6eb27d2447
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Merge branch 'main' of https://github.com/openhwgroup/cvw
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2023-02-23 15:21:09 -06:00 |
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