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399 Commits

Author SHA1 Message Date
Kevin Kim
e9f90050d5 min/max mux optimize 2023-03-22 10:25:54 -07:00
Kevin Kim
c8a5514ca5 formatting 2023-03-22 10:14:12 -07:00
eroom1966
259fbc8d77 support linux 2023-03-22 17:10:32 +00:00
David Harris
e03a533775 Select original compressed or uncompressed instruction for MTVAL on illegal instruction fault 2023-03-22 06:29:30 -07:00
David Harris
80fc851332 Fix Issue #142: SCOUNTEREN powers up at 1 instead of 0 2023-03-22 04:41:57 -07:00
David Harris
a1eccf37dc Fix Issue 145 2023-03-22 04:33:14 -07:00
Kevin Kim
3f46dff23e Merge branch 'main' of https://github.com/openhwgroup/cvw into bit-manip 2023-03-21 11:20:05 -07:00
David Harris
df9ce03252 Renamed intdivrestoring to div 2023-03-21 05:51:02 -07:00
David Harris
718844012e Renamed intdivrestoring to div 2023-03-20 16:22:06 -07:00
Kevin Kim
72a8b25272 formatting 2023-03-20 14:25:05 -07:00
Kevin Kim
2ad807728c more structural mux changes 2023-03-20 14:23:54 -07:00
Kevin Kim
4ecfa1bad3 added bitmanip 64 tests to updated regression script 
+ alu structural mux changes
 2023-03-20 14:19:39 -07:00
Kevin Kim
5056eb404c formatting 2023-03-20 13:09:49 -07:00
Kevin Kim
82d52f892b Merge branch 'main' of https://github.com/openhwgroup/cvw into bit-manip 2023-03-20 13:06:10 -07:00
David Harris
18737b58df formatting cleanup 2023-03-20 12:45:10 -07:00
Kevin Kim
b394e343f6 format + min/max structural mux 2023-03-20 09:37:57 -07:00
David Harris
cd0240d938 Eliminate transitions to FLUSH and WRITEBACK in cachefsm for READ_ONLY_CACHE 2023-03-19 10:41:47 -07:00
David Harris
4c6f539449 Removed flq from LLEN=64 2023-03-19 10:25:04 -07:00
David Harris
ff22520d9e Added comments about PMP checker fixes when test cases will be ready to initialize PMP before entering user mode 2023-03-19 05:46:34 -07:00
David Harris
4cde207958 Fix Issue #120 about SIE/SIP being 0 unless MIDELEG bits are set. However, this fix breaks the wally32/64priv tests in regression. 2023-03-18 10:10:58 -07:00
David Harris
f53b2f6e1f Merge branch 'main' of https://github.com/openhwgroup/cvw into dev 2023-03-18 09:24:37 -07:00
David Harris
6922298f21 Replaced FenceM with InvalidateICacheM for event counting of fence.i 2023-03-18 09:24:31 -07:00
Ross Thompson
3d37d2769a Book updates. 2023-03-14 13:09:50 -05:00
Ross Thompson
3cae6ca90f Updated NextAdr to NextSet. 2023-03-13 14:54:13 -05:00
Ross Thompson
c190444fa2 Updated CAdr to CacheSet. 2023-03-13 14:53:00 -05:00
Ross Thompson
ada099c58b Changes BTA to BPBTA. 2023-03-12 14:36:46 -05:00
Ross Thompson
a5523400ae Replaced DCACHE parameter with READ_ONLY_CACHE as the name was confusing in chapter 10. 2023-03-12 13:21:22 -05:00
Kevin Kim
0d0d3b981e more checks in bitmanip decode 2023-03-10 17:17:24 -08:00
Kevin Kim
9b4f3219db formatting 2023-03-10 14:32:01 -08:00
Kevin Kim
c380b0816d removed redundant convinvb signal 2023-03-10 14:18:24 -08:00
Kevin Kim
dcaf9de228 removed redundant condinvb mux 2023-03-10 14:17:38 -08:00
David Harris
f411803bc4 Merge branch 'main' of https://github.com/openhwgroup/cvw into dev 2023-03-10 12:47:30 -08:00
David Harris
33fa7e4706 Simplified SLT and SLTU code in ALU 2023-03-09 15:14:52 -08:00
Kevin Kim
f29e8932a2 more comprehensive illegal b instr. check 2023-03-09 12:44:51 -08:00
Kevin Kim
f335d08bbf fixed bmu bug 
- accidentally deleted count instruction decode
 2023-03-09 12:35:42 -08:00
Ross Thompson
68b437ce92 Merge branch 'main' of https://github.com/openhwgroup/cvw 2023-03-09 13:29:38 -06:00
Kevin Kim
260dcc8b96 Merge branch 'bit-manip' of https://github.com/kipmacsaigoren/cvw into bit-manip 2023-03-08 16:22:47 -08:00
Kevin Kim
7002221dec cleaner bmu decode logic 2023-03-08 16:22:43 -08:00
Ross Thompson
4db17cde2f Updated testbench to record coremark performance counters. 
Added comment about mtval probably not being correct for compressed instructions.
 2023-03-08 17:11:27 -06:00
kipmacsaigoren
2337e2ae16 Merge branch 'openhwgroup:main' into bit-manip 2023-03-07 21:29:03 -08:00
David Harris
88c3a61cd7 Merge branch 'main' of https://github.com/openhwgroup/cvw into dev 2023-03-07 14:49:23 -08:00
Kevin Kim
0ca530fffd Merge branch 'bit-manip' into illegal_specific 2023-03-07 14:07:59 -08:00
Kevin Kim
f29bbe5f69 Merge branch 'openhwgroup:main' into illegal_specific 2023-03-07 14:06:22 -08:00
Kevin Kim
4bb43892f9 alu formatting 2023-03-07 14:01:47 -08:00
Kevin Kim
26cb1857f3 specifc instruction handling for B's 
- Added BALUSrcBD, BaseALUSrcB for distinguishing between base instruction I/IW and Bitmanip instruction I/IW
 2023-03-07 13:58:08 -08:00
kipmacsaigoren
24f0f34aff Merge branch 'openhwgroup:main' into priv-tests 2023-03-07 13:46:55 -08:00
Kip Macsai-Goren
f28a284e5e Merge remote-tracking branch 'upstream/main' into bit-manip 2023-03-07 13:45:04 -08:00
Kip Macsai-Goren
2ec3c741ef Merge branch 'bit-manip' of github.com:kipmacsaigoren/cvw into bit-manip 2023-03-07 13:44:51 -08:00
Kip Macsai-Goren
f178c90c02 Merge branch 'main' of github.com:kipmacsaigoren/cvw into bit-manip 2023-03-07 13:44:19 -08:00
Kevin Kim
bd9b9970f5 Merge remote-tracking branch 'origin' into illegal_specific 2023-03-07 11:30:36 -08:00
Kevin Kim
6d146a7e20 formatting 2023-03-07 10:57:52 -08:00
Kevin Kim
833e7bd2af shifter sign generation logic optimize 2023-03-07 10:57:06 -08:00
David Harris
77ba71be71 editorconfig to specify tabs/spaces. Fixed some tabs. Turn off coverage to speed up simulation 2023-03-07 06:31:40 -08:00
Kevin Kim
81198ce6f6 reverted backing to working version 2023-03-07 00:29:58 -08:00
Kevin Kim
5637897dce reverted to working version 2023-03-07 00:28:07 -08:00
Ross Thompson
6d4e28fdf2 Merge branch 'main' of https://github.com/openhwgroup/cvw 2023-03-06 22:29:27 -06:00
Ross Thompson
e448cd54ef Merge branch 'main' of https://github.com/openhwgroup/cvw 2023-03-06 18:39:15 -06:00
Ross Thompson
a6b851a672 Renamed signals to be consistent with textbook. 2023-03-06 18:29:31 -06:00
Ross Thompson
31fcc0daf7 Renamed PCFSpill to PCSpillF. 2023-03-06 17:50:57 -06:00
Ross Thompson
473ed2b475 Renamed InstrFirstHalf to InstrFirstHalfF. 2023-03-06 17:48:57 -06:00
Ross Thompson
fdfb80a818 Renamed ebuarbfsm to ebufsmarb to match figures. 2023-03-06 17:47:55 -06:00
David Harris
7ecf4cdea8 Fixed bug about rv64 shifts only using 6 bits of funct7 2023-03-06 13:10:51 -08:00
David Harris
7e0c96cdcc Simplified decoder default to illegal instruction 2023-03-06 11:21:11 -08:00
David Harris
c2efdbdbbb More detailed decoding of load/store/branch/jump 2023-03-06 11:15:48 -08:00
David Harris
a56557d847 Improved decoding illegal instructions in controller 2023-03-06 11:02:42 -08:00
Kevin Kim
c7d1e35d4a structural changes in cnt.sv 2023-03-06 06:44:15 -08:00
Kevin Kim
e67b02136c formatting 2023-03-06 06:20:25 -08:00
Kevin Kim
ee66b5fb4a formatting 
- reverted back to ALUResult signal in alu.sv
 2023-03-06 06:19:01 -08:00
Kevin Kim
8f3acedec8 formatted files 2023-03-06 05:52:08 -08:00
Kevin Kim
fb529e1640 updated license header 2023-03-06 05:41:53 -08:00
Kevin Kim
e80c1248a2 bug fix 2023-03-05 15:20:48 -08:00
Kevin Kim
3dbdf3d579 extend unit structural mux 2023-03-05 15:09:02 -08:00
Kevin Kim
696cfb6949 zbb result select mux structural 2023-03-05 14:57:30 -08:00
Kevin Kim
2ae32f75b5 zbc input mux structural 2023-03-05 14:26:31 -08:00
Kevin Kim
77d8f10574 revA signals to cnt, zbb 2023-03-05 14:26:24 -08:00
Kevin Kim
7836bc1e37 ALU changes 
- added PreShiftAmt signal for shadd
- condinvB now muxes from B instead of mask
 2023-03-05 14:06:24 -08:00
Kevin Kim
0f2360f0d7 bug in bctrl 
- deleted the min/minu decoding for some reason.
 2023-03-04 23:56:33 -08:00
Kevin Kim
6b25c64a1f BSelect from OH encoding to Binary 2023-03-04 23:19:31 -08:00
Kevin Kim
a293c350ba alu pre-shift 
-changed ALU pre shift logic to use a 2 bit shifter instead of mux
 2023-03-04 23:07:06 -08:00
Kevin Kim
7512e55699 added python script 
-I've been using this python script to make quick changes to the bitmanip controller
 2023-03-04 22:54:32 -08:00
Kevin Kim
294e024c9b Merge branch 'bit-manip' of https://github.com/kipmacsaigoren/cvw into bit-manip 2023-03-04 22:44:09 -08:00
Kevin Kim
9494cf9340 removed rotate signal in datapath and instead packed into the new BALUControl Signal 
- BALUControl contains Rotate, Mask, PreShift signals to select from the respective generation muxes in the ALU
 2023-03-04 22:44:03 -08:00
Kip Macsai-Goren
a38f7cc8a1 added reset values to stime and stimecmp registers 2023-03-04 15:06:15 -08:00
Kip Macsai-Goren
4cede344a1 Merge remote-tracking branch 'upstream/main' into bit-manip 2023-03-04 14:43:12 -08:00
Kevin Kim
f5dca0bf4f zbc result mux is now structural 2023-03-04 09:22:21 -08:00
Kevin Kim
72de867e65 Rotate signal now gets generated in bmu ctrl 2023-03-03 22:57:49 -08:00
Kevin Kim
b315066b03 license comments 2023-03-03 21:52:34 -08:00
Kevin Kim
0403cfd41a removed redundant signals in controller 2023-03-03 21:52:25 -08:00
Kevin Kim
8dd39fbcfb b controller generates comparison signed flag and controller branch signed logic updated accordingly 2023-03-03 17:12:29 -08:00
Ross Thompson
da74ed0369 Merge pull request #126 from davidharrishmc/dev 
ImperasDV setup
 2023-03-03 18:01:32 -06:00
David Harris
876c33da5f Merge branch 'main' of https://github.com/openhwgroup/cvw into dev 2023-03-03 15:54:42 -08:00
Kevin Kim
5e01f86bc5 sltD signal debug. Passes regression 2023-03-03 12:44:33 -08:00
Kevin Kim
c836eea17c sltD logic optimize 2023-03-03 12:35:40 -08:00
Kevin Kim
d6f8c1dd29 Merge branch 'bctrlmigrate' of https://github.com/kipmacsaigoren/cvw into bctrlmigrate 2023-03-03 09:54:08 -08:00
Kevin Kim
1c55d4a8d5 Merge branch 'openhwgroup:main' into bctrlmigrate 2023-03-03 09:53:59 -08:00
Kevin Kim
422b428cba removed outdated b-signals in controller 2023-03-03 08:45:42 -08:00
Kevin Kim
9cad890c1a comments to bctrl 2023-03-03 08:41:47 -08:00
Kevin Kim
19410b4196 migrated B-subarith logic into b controller 2023-03-03 08:40:29 -08:00
Kevin Kim
2c3271dd62 began subarith configurability optimization in controller 2023-03-03 08:27:11 -08:00
Ross Thompson
0cb5369351 Renamed BTB misprediction to BTA. 2023-03-03 00:18:34 -06:00