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Author SHA1 Message Date
Ross Thompson
ade06f3780 Fixed a bug with the new cache flush changes. 2022-12-16 19:28:32 -06:00
Ross Thompson
7d04675073 Cleanup comments. 2022-12-16 17:08:35 -06:00
Ross Thompson
89a30e7e37 Further cleanfsm cleanup. 2022-12-16 16:37:45 -06:00
Ross Thompson
9ebea891e2 More cachefsm cache flush cleanup. 2022-12-16 16:32:21 -06:00
Ross Thompson
731fbfc851 Oups found a bug with the new flush cache states. 2022-12-16 16:22:40 -06:00
Ross Thompson
41c636ecfa Merge branch 'main' of github.com:davidharrishmc/riscv-wally 2022-12-16 15:37:03 -06:00
Ross Thompson
b462554896 Cleanup of cache flush fsm enhancement. 2022-12-16 15:36:53 -06:00
Ross Thompson
dacba855da Rough draft of cache flush fsm enhancement. 2022-12-16 15:28:22 -06:00
cturek
4b8cbd9fa0 Added integer support for initC 2022-12-16 19:02:11 +00:00
Ross Thompson
bc907f3e2f Merge branch 'main' of github.com:davidharrishmc/riscv-wally 2022-12-16 12:52:22 -06:00
Ross Thompson
e425ecac96 Fixed regression-wally to correct remove and mkdir wkdir. 2022-12-16 12:51:21 -06:00
cturek
06c58f310d Added mux for integer special case, renamed signals to match pipelined stage 2022-12-16 18:43:49 +00:00
David Harris
378c40002f Clean up interrupt masking by Commit 2022-12-16 08:27:39 -08:00
David Harris
7989f449ad Disabled starting FPU divider when IDIV_ON_FPU = 0 2022-12-16 06:35:29 -08:00
cturek
d7571bb9b1 Merge branch 'main' of https://github.com/davidharrishmc/riscv-wally 2022-12-16 03:41:39 +00:00
Ross Thompson
9eac190468 Updated fpga constraints 2022-12-15 16:45:55 -06:00
David Harris
b7abc0037e Use FlushE to reset integer divider FSM 2022-12-15 11:00:54 -08:00
David Harris
4365c99b52 Refactored stalls and flushes, including FDIV flush with FlushE 2022-12-15 10:56:18 -08:00
David Harris
5b040b7935 Regression delete wkdir files to prevent spurious failures 2022-12-15 10:24:58 -08:00
David Harris
2457448e29 Renamed DIV_BITSPERCYCLE to IDIV_BITSPERCYCLE 2022-12-15 08:23:34 -08:00
Ross Thompson
fa19a111c6 Hazard cleanup. 2022-12-15 10:05:17 -06:00
Ross Thompson
e774dd2db9 Reworked the hazards to eliminate StallFCause. Flush and CSRWrites now flush F,D,E stages and set the correct PCNextF in the M stage. 2022-12-15 09:53:35 -06:00
Ross Thompson
b02550b05c Merge branch 'main' into hazards 2022-12-15 08:44:59 -06:00
David Harris
33aca5d35e Added IDIV_ON_FPU flag to control whether integer division uses FPU 2022-12-15 06:37:55 -08:00
David Harris
5f637ef4a7 Use FPU divider for integer division when F is supported 2022-12-14 17:03:13 -08:00
cturek
8829e627eb Fixed BZero and initU/initUM muxes 2022-12-14 16:44:46 +00:00
Ross Thompson
09dcb56217 Signal renames to reflect figures. 2022-12-14 09:49:15 -06:00
Ross Thompson
a3ec829b80 Merge branch 'main' of github.com:davidharrishmc/riscv-wally into main 2022-12-14 09:34:34 -06:00
Ross Thompson
6da7849d27 Reduced complexity of linebytemask. 2022-12-14 09:34:29 -06:00
cturek
ed59736a4b Merge branch 'main' of https://github.com/davidharrishmc/riscv-wally 2022-12-14 15:13:44 +00:00
Ross Thompson
1ba1bed0b0 Broken dont' use. 2022-12-11 23:24:01 -06:00
Ross Thompson
0716aedbd5 Removed unused flushf. 2022-12-11 16:28:11 -06:00
Ross Thompson
115e9e7bb3 Renamed CPUBusy to GatedStallF in IFU. 2022-12-11 15:54:19 -06:00
Ross Thompson
ffc5bce0b6 Renamed CPUBusy in LSU. 2022-12-11 15:52:51 -06:00
Ross Thompson
c50a2bd8bf Changed CPUBusy to Stall in ebu modules. 2022-12-11 15:51:35 -06:00
Ross Thompson
3ddf509f28 Renamed CPUBusy to Stall in cache. 2022-12-11 15:49:34 -06:00
Ross Thompson
4aadd87679 Moved CPUBusy out of HPTW. 2022-12-11 15:48:00 -06:00
cturek
f57211bb49 Fixed D sizing issues across fdivsqrt. Fixed preproc to accept either int or float inputs 2022-12-10 21:56:35 +00:00
Ross Thompson
d15cf5c65c Added comments about why it is not possible to use FlushWay and VictimWay directly. 2022-12-09 17:07:35 -06:00
Ross Thompson
1463e9b1d4 Finished merge of kip and ross's ifu fix. 2022-12-09 16:52:22 -06:00
Ross Thompson
6f01ea12e8 Merge branch 'main' of github.com:davidharrishmc/riscv-wally into main 2022-12-09 16:42:16 -06:00
Ross Thompson
38adcb5b17 Minor simplification of cacheway way selection muxes. 2022-12-09 16:42:05 -06:00
Kip Macsai-Goren
f486a763d9 Addded fix for 32 bit periph test and added test to regression 2022-12-06 09:56:08 -08:00
Ross Thompson
033f844d09 Merge branch 'main' of github.com:davidharrishmc/riscv-wally into main 2022-12-06 10:38:14 -06:00
Ross Thompson
9ee2d84c7c Fixed bug Kip found. 
The no cache and no bus versions lacked assignment of CacheCommittedF in the IFU.
 2022-12-06 10:37:45 -06:00
Kip Macsai-Goren
2dfa426e10 added passing GPIO test to 64 bit tests 2022-12-05 21:31:00 -08:00
Kip Macsai-Goren
c6c0ef05db commented out periph test from wally32 periph so rv32ic doesn't hang 2022-12-05 20:23:16 -08:00
Kip Macsai-Goren
1d268fded4 added corrrect scr read out of uart to periph test 2022-12-05 20:16:02 -08:00
Kip Macsai-Goren
ae32e2a9ee added passing tests to regression 2022-12-05 20:16:02 -08:00
Kip Macsai-Goren
7411d50a78 added all 32 bit tests to 64 bit periph tests except gpio 2022-12-05 20:16:02 -08:00