Commit Graph

1968 Commits

Author SHA1 Message Date
Ross Thompson
de7f3b14fc More branch predictor cleanup.
Found small bug. The decode stage was using the predicted instruction class rather than the decoded instruction class.
2023-01-13 12:57:18 -06:00
Ross Thompson
cf608ee45f Possible optimization of gshare.
I don't believe the Writeback stage ghr is needed.
2023-01-13 12:39:29 -06:00
Ross Thompson
ea7c447218 Possible minor enhancement to gshare. 2023-01-13 12:32:39 -06:00
Ross Thompson
55169fa9b0 Merge branch 'main' of github.com:davidharrishmc/riscv-wally into main 2023-01-13 10:26:07 -06:00
Ross Thompson
395b7a5b32 Nearly complete RVVI tracer.
Missing PMP registers and performance counters other than MCYCLE and MINSTRET.
2023-01-12 18:43:39 -06:00
Ross Thompson
ef4c684336 Added supervisor mode registers to tracer. 2023-01-12 17:04:41 -06:00
Ross Thompson
9917be817c Added M CSRs to the CSRArray. 2023-01-12 16:51:51 -06:00
Ross Thompson
a68773eba1 added machine csr to logger. 2023-01-12 16:35:19 -06:00
Ross Thompson
2e622c9860 Added support to print the gprs. 2023-01-12 16:09:30 -06:00
Ross Thompson
4733b787f8 rvvi trace is coming alone nicely. 2023-01-12 14:46:31 -06:00
Ross Thompson
3cc37e3f12 Completely stripped down imperas simulation.
run with
vsim -c -do "do wally-pipelined-imperas.do rv64gc"
2023-01-12 12:48:38 -06:00
Ross Thompson
2f2f3d6da5 Stripped out all signature checking.
Removed multiple tests loop.
Only runs 1 test now.
2023-01-12 12:45:44 -06:00
Ross Thompson
5ad0bacf5b Created separate imperas testbench.
Resolved logger issue with the duplicated instructions after commit.
2023-01-12 12:07:07 -06:00
Ross Thompson
94f24d3f58 Added instruction logger. 2023-01-12 10:09:34 -06:00
David Harris
fdcb1f08ce Privileged unit formatting 2023-01-12 07:41:30 -08:00
David Harris
e58879f2d0 restructured code for lint error related to CORRSHIFTSZ 2023-01-12 07:34:37 -08:00
David Harris
93233fbb45 Restructured negateintres to avoid lint error, but one still shows on shiftcorrection 2023-01-12 07:28:52 -08:00
David Harris
1ad6ac1393 MDU comment cleanup 2023-01-12 07:15:14 -08:00
David Harris
768c1bc703 Header comments 2023-01-12 04:35:44 -08:00
Ross Thompson
b96a53df0a Merge branch 'main' of github.com:davidharrishmc/riscv-wally into main 2023-01-11 23:02:14 -06:00
Katherine Parry
77a982c977 cleaned up all FPU files except for division 2023-01-11 22:02:30 -06:00
David Harris
67d474995e Merge branch 'main' of https://github.com/davidharrishmc/riscv-wally into main 2023-01-11 19:48:37 -08:00
David Harris
bfd47ff7f5 Removed unused wallypipelinedsocwrapper 2023-01-11 19:48:34 -08:00
Ross Thompson
e0867b1840 Completed review of LSU. 2023-01-11 19:06:03 -06:00
Ross Thompson
aba1df9abf Merge branch 'main' of github.com:davidharrishmc/riscv-wally 2023-01-11 18:52:49 -06:00
Ross Thompson
318ceba34d Improved LSU formating. 2023-01-11 18:52:46 -06:00
sarah-harris
796a189451 privilege unit -> privileged unit in ifu.sv
privilege unit -> privileged unit in ifu.sv
2023-01-11 16:33:08 -08:00
Ross Thompson
ad22a9ea02 Merge branch 'main' of github.com:davidharrishmc/riscv-wally 2023-01-11 17:26:11 -06:00
sarah-harris
203cc164d9 Added Sarah.Harris@unlv.edu to alu.sv
Added Sarah.Harris@unlv.edu to alu.sv
2023-01-11 15:20:41 -08:00
Ross Thompson
b60e9730a7 Merge branch 'main' of github.com:davidharrishmc/riscv-wally 2023-01-11 17:15:49 -06:00
David Harris
8c6ddcc15b changed name to CORE-V-WALLY 2023-01-11 15:15:08 -08:00
Ross Thompson
bccef3b39c Updated header for LSU. 2023-01-11 17:15:07 -06:00
David Harris
9a057ef5cd Merge branch 'main' of https://github.com/davidharrishmc/riscv-wally into main 2023-01-11 15:13:58 -08:00
Ross Thompson
a8931e0211 Merge branch 'main' of github.com:davidharrishmc/riscv-wally 2023-01-11 17:09:23 -06:00
Katherine Parry
4556839960 fixed typo bug in fpu 2023-01-11 17:07:02 -06:00
Ross Thompson
6999b4562e Updated branch predictor. 2023-01-11 17:00:45 -06:00
David Harris
3ea4dd4898 Changed Wally to CORE-V Wally 2023-01-11 14:03:44 -08:00
David Harris
99ff78b902 FPU cleanup 2023-01-11 12:27:00 -08:00
David Harris
4ff2627a50 fpu cleanup 2023-01-11 12:18:06 -08:00
David Harris
d1bfdddd8c Rename FP and FPU to F in signal names 2023-01-11 11:46:36 -08:00
David Harris
15026f61f7 FPU comments 2023-01-11 11:31:28 -08:00
David Harris
654abcde61 Replaced MDUE with IntDivE in FDIVSQRT 2023-01-11 11:06:37 -08:00
Ross Thompson
1df9c5f13e Optimized gshare. 2023-01-10 18:12:48 -06:00
David Harris
f6987fab8c Switched to XZeroE from NumerZeroE in square root preprocessor 2023-01-10 12:37:49 -08:00
David Harris
739c2c8322 Changed MIT license to Solderpad License 2023-01-10 11:35:20 -08:00
David Harris
446b5fa83f Division constant cleanup 2023-01-10 11:14:59 -08:00
David Harris
4a34007b49 Merge branch 'main' of https://github.com/davidharrishmc/riscv-wally into main 2023-01-09 13:04:37 -08:00
David Harris
b2ec52c94d Changed DIVN from NF+3 to NF+2, cleanup 2023-01-09 13:04:34 -08:00
Ross Thompson
f330d877ac Added folded gshare predictor with k=16 and depth=10. 2023-01-09 14:41:03 -06:00
David Harris
48f31d4b24 Divider constant cleanup, made CORRSHIFTSZ consistent 2023-01-09 12:34:19 -08:00
Ross Thompson
302a2e0116 Added better branch predictor to fpga config. 2023-01-09 13:46:30 -06:00
Ross Thompson
ca55bd8444 Fixed branch predictor. 2023-01-09 13:45:49 -06:00
Ross Thompson
6a616617d1 Restored to default configuration. 2023-01-09 00:21:45 -06:00
Ross Thompson
816006ac1b Merge branch 'main' of github.com:davidharrishmc/riscv-wally into main 2023-01-09 00:18:11 -06:00
Ross Thompson
6326e6984c Might have actually solved the gshare bug. 2023-01-09 00:11:25 -06:00
Ross Thompson
6cbce9672d Possibly working speculative global history. 2023-01-08 23:46:53 -06:00
Ross Thompson
0eda4b1ab3 core part of global history works now. forwarding is still broken. 2023-01-08 23:35:02 -06:00
David Harris
d7e420e350 Cache code cleanup 2023-01-07 15:49:18 -08:00
David Harris
dc12291ee3 Cache code cleanup 2023-01-07 15:46:23 -08:00
David Harris
057183bcc9 Cache code cleanup 2023-01-07 15:44:44 -08:00
David Harris
0a25f18a07 Cache code cleanup 2023-01-07 15:42:08 -08:00
David Harris
0ad707f1a5 Cache code cleanup 2023-01-07 15:39:13 -08:00
Ross Thompson
bf08c57ab0 Added branch outcome logger to testbench 2023-01-07 13:16:57 -06:00
Ross Thompson
475becb414 Removed unused rv64BP config. 2023-01-07 12:17:40 -06:00
David Harris
f541a277a8 Remove unused CACHE_ENABLED parameter 2023-01-07 09:57:24 -08:00
David Harris
33c910f952 Remove unused signals 2023-01-07 06:26:29 -08:00
David Harris
dc526c92bd Removed unused signals 2023-01-07 06:06:54 -08:00
David Harris
01525399cc Removed unused signals; added check for atomic in pmachecker 2023-01-07 05:59:56 -08:00
David Harris
21b9f50851 Remove conditional from inside decompress module 2023-01-07 05:51:47 -08:00
David Harris
8506f120e1 Remove unused signals 2023-01-07 05:46:22 -08:00
David Harris
44352ced64 Branch logic simplification and remove unused signals 2023-01-07 05:42:34 -08:00
David Harris
d8f0425467 vclean working; started removing unused signals 2023-01-07 05:34:58 -08:00
David Harris
f4cb652a00 Merge branch 'main' of https://github.com/davidharrishmc/riscv-wally into main 2023-01-07 04:49:40 -08:00
David Harris
2188ff879b code cleanup 2023-01-07 04:49:25 -08:00
Ross Thompson
f119b492bb Merge branch 'main' of github.com:davidharrishmc/riscv-wally 2023-01-06 15:18:13 -06:00
Ross Thompson
7223d1e05c Added python script to post process performance counter metrics. 2023-01-06 15:15:54 -06:00
Katherine Parry
1bcb1725f5 renamed alot of signals in fpu 2023-01-06 10:35:23 -06:00
David Harris
c260354817 Removed unused UARCH configuration entries 2023-01-06 05:11:14 -08:00
Ross Thompson
01d4e942d0 Added more missing files. 2023-01-06 00:12:08 -06:00
Ross Thompson
8a5916ce66 Addd missing file. 2023-01-06 00:09:18 -06:00
Ross Thompson
09bb733088 Added code to print out performance counters at end of each test. 2023-01-05 18:00:11 -06:00
Ross Thompson
78e441fb38 More branch predictor cleanup. 2023-01-05 17:19:27 -06:00
Ross Thompson
65dd86b726 Keep around the old gshare. 2023-01-05 15:55:46 -06:00
Ross Thompson
2224679694 Added speculative gshare. 2023-01-05 14:18:00 -06:00
Ross Thompson
9d03109f34 Officially added global history with speculation to types of branch predictors. 2023-01-05 14:04:09 -06:00
Ross Thompson
0737efc86c More branch predictor cleanup. 2023-01-05 13:36:51 -06:00
Ross Thompson
808c106504 Two bit predictor cleanup. 2023-01-05 13:27:22 -06:00
Ross Thompson
14ebf2360d Simplified gshare. 2023-01-04 23:51:09 -06:00
Ross Thompson
0eceeeeeaa Simiplified global history branch predictor. 2023-01-04 23:41:55 -06:00
davidharrishmc
4a2ed0142f
Update decompress.sv
typo
2023-01-04 17:01:26 -08:00
Katherine Parry
970318f881 forgot the normshift module 2023-01-04 10:48:19 -06:00
Katherine Parry
95a1ddd636 some commenting fixes, converter optimizations, and moves normshift into postproc 2023-01-03 15:55:30 -06:00
David Harris
43f45c62a6 Made Q4.k interface to fgen2/4 consistent 2023-01-01 15:06:32 -08:00
David Harris
3d5acc7c2a Simplified intdiv selection logic to muxes 2023-01-01 14:04:37 -08:00
David Harris
f8af51e07b Handle special case Int Div/Rem of |A| < |B| in a single cycle 2023-01-01 13:54:01 -08:00
David Harris
f567577ede Fixed radix 2 k = 1 lint 2022-12-31 07:01:50 -08:00
David Harris
c1689b54bb Fixed backward mux in fdivsqrtstage2 2022-12-31 06:55:20 -08:00
David Harris
7c7d40ad63 Broken commit starting to address radix 2 issues 2022-12-31 06:19:15 -08:00
David Harris
50af122909 Moved shared config so wally-shared only has values a user would alter 2022-12-31 05:51:42 -08:00
David Harris
3ac62c74c2 fdivsqrt post processing cleanup 2022-12-31 05:45:15 -08:00