Commit Graph

351 Commits

Author SHA1 Message Date
David Harris
131a1a4ded Cleaned warning on HPTW default state 2022-02-16 17:40:13 +00:00
David Harris
799736632b Register file comments about reset 2022-02-16 17:21:05 +00:00
Ross Thompson
a64839d999 Merge branch 'main' of github.com:davidharrishmc/riscv-wally into main 2022-02-16 09:48:16 -06:00
Skylar Litz
03f23d2aaa update bugfinder script to new file organization 2022-02-15 22:58:18 +00:00
Kip Macsai-Goren
e16581d73d added CSR permission and minfor to 32 bit tests 2022-02-15 20:19:14 +00:00
Kip Macsai-Goren
943c4d9d7c merged test macros in with 32 bit tests 2022-02-15 20:19:14 +00:00
David Harris
72e83db9fe removed csrn and all of its outputs because depricated 2022-02-15 19:59:29 +00:00
David Harris
d3034c4f01 Mostly removed N_SUPPORTED 2022-02-15 19:50:44 +00:00
David Harris
f734afb866 Just needed to recompile - all good. Now removed uretM because N-mode is depricated 2022-02-15 19:48:49 +00:00
David Harris
1326ade1a0 Removed depricated N-mode support and SI/EDELEG registers. rv64gc_wally64priv tests are failing, but seem to be failing before this change. 2022-02-15 19:20:41 +00:00
Kip Macsai-Goren
9ff4025844 light cleanup for privileged tests 2022-02-15 17:06:16 +00:00
Ross Thompson
6076f90bbc Cache mods to be consistant with diagrams. 2022-02-14 12:40:51 -06:00
David Harris
dee2822359 srt fixes 2022-02-14 18:40:27 +00:00
David Harris
99aacd5aca srt batch files 2022-02-14 18:37:46 +00:00
ushakya22
f4740cfda4 bring branch back into main
Merge branch 'srt_division_with_unpacker' into main
2022-02-14 18:25:34 +00:00
ushakya22
4170b54c28 work in progress exponent handling 2022-02-14 18:24:29 +00:00
David Harris
1d5c8a7b98 t push
Merge branch 'main' of https://github.com/davidharrishmc/riscv-wally into main
2022-02-14 01:22:22 +00:00
Ross Thompson
1bb4d46ac1 Merge branch 'main' of github.com:davidharrishmc/riscv-wally into main 2022-02-13 18:21:15 -06:00
Ross Thompson
e852cb8a31 Eliminated more ports in cacheway. 2022-02-13 15:53:46 -06:00
Ross Thompson
1d7949513d More cache cleanup. 2022-02-13 15:47:27 -06:00
Ross Thompson
7ffbc6b2ab Changed names of signals in cache. 2022-02-13 15:06:18 -06:00
Ross Thompson
a5ad4331ec More cache cleanup. 2022-02-13 12:38:39 -06:00
ushakya22
f87667d120 Added unpacker into testbench for srt 2022-02-12 22:05:18 +00:00
David Harris
b360e7b941 Synthesis cleanup 2022-02-12 06:25:12 +00:00
David Harris
a34cbdb7d0 Synthesis script cleanup, eliminated privileged instructiosn from controller when ZICSR_SUPPORTED = 0 2022-02-12 05:50:34 +00:00
Ross Thompson
dd944265aa Formating improvements to cache. 2022-02-11 23:10:58 -06:00
Ross Thompson
bf173b035c More cache simplifications. 2022-02-11 22:54:05 -06:00
Ross Thompson
16abe90a0d Reduced seladr to 1 bit as second bit is same as selflush. 2022-02-11 22:41:36 -06:00
Ross Thompson
b11e9eca7b Reduced complexity of the address selection during flush. 2022-02-11 22:27:27 -06:00
Ross Thompson
1255e82154 Removed redundant signals from cache. 2022-02-11 22:23:47 -06:00
Ross Thompson
52894a7a4f Cache fsm simplifications. 2022-02-11 15:16:45 -06:00
Ross Thompson
e2e0a4f595 Removed STATE_CPU_BUSY_FINISH_AMO from cache. This is redundant with STATE_CPU_BUSY. 2022-02-11 15:09:00 -06:00
Ross Thompson
0f2ac0cb24 Simplified cache fsm. 2022-02-11 14:54:57 -06:00
Ross Thompson
1c83914662 Fixed bug.
It was possible for DTLBMissM to prevent a dcache flush.
2022-02-11 14:00:01 -06:00
Ross Thompson
33beaa4593 Updates to linux wave. 2022-02-11 13:28:18 -06:00
Ross Thompson
d9f77d3659 Updated linux wave. 2022-02-11 13:15:42 -06:00
Ross Thompson
1a1629c62f linux wave cleanup. 2022-02-11 10:48:45 -06:00
Ross Thompson
febd019854 Merge branch 'main' of github.com:davidharrishmc/riscv-wally into main 2022-02-11 10:47:21 -06:00
Ross Thompson
6d12010d02 Fixed subtle and infrequenct bug.
Loading buildroot at 483M instructions started with a spill + ITLBMiss.  The spillsupport logic allowed transition to the second access only after the bus/cache completed the first operation.  However the BusStall was suppressed if ITLBMissF occurs resulting in the spillfsm advancing to the second operation.  Now the spill logic also takes in ITLBMissF and prevents the early transition to the second access.
2022-02-11 10:46:06 -06:00
David Harris
de5e80696d Cleaned up synthesis warnings 2022-02-11 01:15:16 +00:00
Ross Thompson
689c32215f Fixed bugs in ifu spills and missing reset on bus data register. 2022-02-10 18:11:57 -06:00
Ross Thompson
9fb612d4ff Updated wave files to reflect recent changes. 2022-02-10 17:52:19 -06:00
Ross Thompson
5fd22caed4 Replacement policy cleanup. 2022-02-10 11:42:40 -06:00
Ross Thompson
f716cce832 Replacement policy cleanup. 2022-02-10 11:40:10 -06:00
Ross Thompson
104a9acf81 Cleanup. 2022-02-10 11:27:15 -06:00
Ross Thompson
fdb4f909fc Cleanup + critical path optimizations. 2022-02-10 11:11:16 -06:00
Ross Thompson
88c7a94aa9 Cache name clarifications. 2022-02-10 10:50:17 -06:00
Ross Thompson
32eee5a06a More cache cleanup. 2022-02-10 10:43:37 -06:00
Ross Thompson
91f2b5adf5 structural muxes. 2022-02-09 19:36:21 -06:00
Ross Thompson
7ff715f44f More cache cleanup. 2022-02-09 19:29:15 -06:00
Ross Thompson
754bd41fde Cleaned up comments. 2022-02-09 19:21:35 -06:00
Ross Thompson
36ab78ef3b Removed all possilbe paths to PreSelAdr from TrapM. 2022-02-09 19:20:10 -06:00
Ross Thompson
4fd0154d03 Added commented out commands to generate saif file from vsim. 2022-02-09 18:40:45 -06:00
Ross Thompson
7810a09782 Annotated the final changes required to move sram address off the critial path. 2022-02-08 18:17:31 -06:00
Ross Thompson
30d6514661 Merge branch 'main' of github.com:davidharrishmc/riscv-wally into main 2022-02-08 17:52:15 -06:00
Ross Thompson
4a7ebb3757 Cache cleanup write enables. 2022-02-08 17:52:09 -06:00
Ross Thompson
bdb3794d5e Merge branch 'main' of github.com:davidharrishmc/riscv-wally into main 2022-02-08 15:43:18 -06:00
Ross Thompson
c2907ec0f4 Cleanup IFU. 2022-02-08 14:54:53 -06:00
Ross Thompson
038897f448 Merge branch 'main' of github.com:davidharrishmc/riscv-wally into main 2022-02-08 14:47:15 -06:00
Ross Thompson
4273775a2b Merge branch 'main' of github.com:davidharrishmc/riscv-wally into main 2022-02-08 14:22:19 -06:00
Ross Thompson
e02bc8db67 rv32e works for now. Still need to optimize. 2022-02-08 14:21:55 -06:00
Ross Thompson
f211fe635a Moved some muxes back into the bp. 2022-02-08 14:17:44 -06:00
David Harris
1479762ae9 RAM simplification 2022-02-08 20:15:23 +00:00
Ross Thompson
aa12d90272 Temporary commit which gets the no branch predictor implementation working. 2022-02-08 14:13:55 -06:00
David Harris
510b47523a rv32e config update 2022-02-08 17:59:50 +00:00
Ross Thompson
853a7bba18 Merge branch 'main' of github.com:davidharrishmc/riscv-wally into main 2022-02-08 11:36:30 -06:00
Ross Thompson
8a2ee22395 Finished merge. 2022-02-08 11:36:24 -06:00
David Harris
64e9f4c0d3 Restored E tests to makefrag 2022-02-08 16:41:11 +00:00
Ross Thompson
e2191e3637 Preparing to make a major change to the cache's write enables. 2022-02-08 09:47:01 -06:00
David Harris
f00b3ac27e Fixed TIM tests; rv32e test still failing 2022-02-08 15:24:37 +00:00
David Harris
76dccbad91 Patching up testbench; fixed false passing, but rv32ic and rv32e tests now fail 2022-02-08 12:40:02 +00:00
David Harris
c61cd55c5c Merged TIM and regular testbenches. RV32e now working and back in regression. 2022-02-08 12:18:13 +00:00
David Harris
cbef88ec10 Lab 3 file cleanup 2022-02-08 10:26:37 +00:00
Ross Thompson
5c9e23527d cachefsm cleanup. 2022-02-07 22:09:56 -06:00
Ross Thompson
da2dca9816 Removed VDWriteEnable. 2022-02-07 21:59:18 -06:00
Ross Thompson
161f907cae more partial cleanup of fsm and write enables. 2022-02-07 17:41:56 -06:00
Ross Thompson
359a23237d Progress towards simplifying the cache's write enables. 2022-02-07 17:23:09 -06:00
Ross Thompson
188fe28691 more cleanup. 2022-02-07 13:29:19 -06:00
Ross Thompson
9510a33c15 More cachefsm cleanup. 2022-02-07 13:19:37 -06:00
Ross Thompson
708e0cf183 More cachefsm cleanup. 2022-02-07 12:30:27 -06:00
Ross Thompson
5539a5fa6f More cachefsm cleanup. 2022-02-07 11:16:20 -06:00
Ross Thompson
6668956351 More cachefsm cleanup. 2022-02-07 11:12:28 -06:00
Ross Thompson
5536e3ca90 More cachefsm cleanup. 2022-02-07 10:54:22 -06:00
Ross Thompson
529d8b629a Cache cleanup. 2022-02-07 10:43:58 -06:00
Ross Thompson
41a79556e0 More cachfsm cleanup. 2022-02-07 10:33:50 -06:00
David Harris
99f3d7a7f6 Reverted cache change 2022-02-07 14:47:20 +00:00
David Harris
50b44b4416 Merge branch 'main' of https://github.com/davidharrishmc/riscv-wally into main 2022-02-07 14:43:31 +00:00
David Harris
45dc9c1ae6 Cache syntax cleanup 2022-02-07 14:43:24 +00:00
Ross Thompson
0b66106925 More cachefsm cleanup. 2022-02-06 21:50:44 -06:00
Ross Thompson
dd6baa9ed4 started cachefsm cleanup. 2022-02-06 21:39:38 -06:00
Kip Macsai-Goren
0eb280b314 added new tests to make and testbench 2022-02-06 19:47:22 +00:00
David Harris
9b55848ffc Added E tests to wally-riscv-arch-test rv32i_m/I and fixed cyclic path in rv32e configuration 2022-02-06 01:22:40 +00:00
bbracker
f67af23bf3 remove sporadic tabs from tests.vh so that it is now only spaces 2022-02-05 23:07:38 +00:00
bbracker
74ef58e20e remove rv32e from regression because it is broken; goes with previous commit 2022-02-05 23:05:21 +00:00
Ross Thompson
d21be9d998 Added config to allow using the save/restore or replay implementation to handle sram clocked read delay. 2022-02-04 23:49:07 -06:00
David Harris
0f7b8017d1 Modified regression to use proper rv32e test name, but rv32e_wally32e still isn't passing due to loop exceeding iteration limit 2022-02-05 05:35:51 +00:00
David Harris
a9d2386010 Merged buildroot do files into wally-pipelined do files, added work suffixes so buildroot regression won't fail due to file conflicts 2022-02-05 05:28:40 +00:00
David Harris
66b4834ef5 Modified wally-pipelined-batch.do to handle buildroot 2022-02-05 05:07:07 +00:00
Ross Thompson
ea84211ff9 Removed unused ports from caches and buses. 2022-02-04 22:52:51 -06:00
Ross Thompson
011ad09341 Cleanup. 2022-02-04 22:40:51 -06:00