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febd019854
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264 Commits

Author SHA1 Message Date
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