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1782 Commits

Author SHA1 Message Date
David Harris
d2273e7037 fdivsqrtpreproc shift simplification 2022-12-30 06:45:51 -08:00
David Harris
18f19ce44d fdiv cleanup, reduce number of rv32f fma_b15 tests being run to speed up regression 2022-12-30 06:40:25 -08:00
David Harris
0ecbb45b78 Fixed register timing failure on SpecialCaseM in fdivsqrt 2022-12-29 21:09:23 -08:00
Ross Thompson
5d844801d2 Fixed problems with changes to ram2p. 2022-12-29 17:13:48 -06:00
Ross Thompson
a76ea1c6aa Merge branch 'main' of github.com:davidharrishmc/riscv-wally 2022-12-29 17:07:53 -06:00
Ross Thompson
31ec70029e Re-enabled the branch predictor in rv64gc. 2022-12-29 17:07:50 -06:00
David Harris
963185fb22 Clean up names and comments in divsqrt 2022-12-29 08:02:44 -08:00
David Harris
103c4b8324 Factored out hardware unique to RV64 and to IDIV 2022-12-29 07:36:26 -08:00
Alessandro Maiuolo
aa1201561e added script in pipelined folder to run regressions with all radix/copies configurations 2022-12-28 07:32:35 -08:00
David Harris
a9d7aa568a fdivsqrtfsm conditional on IDIV (fixed typo) 2022-12-27 22:16:48 -08:00
David Harris
5b7e814670 fdivsqrtfsm conditional on IDIV 2022-12-27 22:15:45 -08:00
David Harris
4648fbee76 fdivsqrtfsm conditional on IDIV 2022-12-27 22:14:09 -08:00
Cedar Turek
42d2ca1556 idiv passing radix 2, four copies 2022-12-27 22:11:18 -08:00
Cedar Turek
6d933a88c7 idiv passing radix 2, four copies 2022-12-27 22:10:48 -08:00
David Harris
f16a15e66f Moved IDIV in fdivsqrtfms into generate block 2022-12-27 22:04:50 -08:00
David Harris
3975fd5ed8 Moved IDIV for postproc into generate block 2022-12-27 22:02:14 -08:00
David Harris
62c01d865a Moved IDIV_ON_FP into conditional block in fdivsqrtpreproc 2022-12-27 21:53:00 -08:00
Cedar Turek
00073155c5 Fixed cycles for multiple iterations. 2-copies radix 2 passing regression. 2022-12-27 21:34:27 -08:00
David Harris
17bd0d9d68 Merge branch 'main' of https://github.com/davidharrishmc/riscv-wally into main 2022-12-27 21:30:13 -08:00
David Harris
0a0ca0ae07 cleanup 2022-12-27 21:29:36 -08:00
David Harris
d6aad0f3c3 Fixed floating Sqrt signal when floating point is disabled, causing REMU tohang during buildroot around 3.2M 2022-12-27 21:24:38 -08:00
David Harris
20787964c9 Renamed muldiv to mdu 2022-12-27 19:57:10 -08:00
Ross Thompson
5d91434b32 signal name changes in ram2p. 2022-12-27 15:07:01 -06:00
Ross Thompson
2c0f3d2c6c Merge branch 'main' of github.com:davidharrishmc/riscv-wally 2022-12-27 15:06:25 -06:00
Ross Thompson
1f42098758 Added about moving decompressed config generate. 2022-12-27 15:04:55 -06:00
David Harris
9544051c1e Removed MDUE from unnecessary places in fdivsqrt 2022-12-27 10:42:40 -08:00
David Harris
c903f8b8b2 fdiv typo 2022-12-27 10:30:42 -08:00
David Harris
ed26850439 Made SqrtE only true on square root so gating with ~MDUE can be removed) 2022-12-27 10:27:07 -08:00
David Harris
f5cc23cae9 Check for non-negative W in int sign handling 2022-12-27 06:35:17 -08:00
Cedar Turek
d41b07aa85 fpu idiv working on all configs with 1 copy of radix 2! 2022-12-26 23:18:28 -08:00
Cedar Turek
21b2ea9666 fpu passing idiv tests on rv32gc 1 copy of radix 2! 2022-12-26 21:47:56 -08:00
Cedar Turek
6977b7ceac took out otfc swap. updated postprocessing quotient/remainder logic for int div. 2022-12-26 21:03:56 -08:00
David Harris
add381a09e Fixed early termination for square root 2022-12-26 08:54:57 -08:00
David Harris
71f214df20 Moved fdivsqrtexpcalc to its own file 2022-12-26 08:45:43 -08:00
David Harris
3eafd2cca1 Removed unused DivSE from FPU 2022-12-26 07:29:19 -08:00
David Harris
214ef40b1c Moved floating-point tests earlier in Wally config 2022-12-25 22:31:20 -08:00
David Harris
0a067d342f Restored missing floating point load/store tests 2022-12-25 22:28:14 -08:00
David Harris
1a7c7a36d6 Merge branch 'main' of https://github.com/davidharrishmc/riscv-wally into main 2022-12-25 20:12:55 -08:00
Ross Thompson
1d11ff6153 Added missing assignment for no branch predictor mode. 2022-12-24 17:08:29 -06:00
David Harris
ac4797aac4 Merge branch 'main' of https://github.com/davidharrishmc/riscv-wally into main 2022-12-24 12:24:38 -08:00
Ross Thompson
b14b71c7a9 Fixed bug with the performance counters not updating. 2022-12-24 14:24:17 -06:00
David Harris
921b5582da ALU cleanup 2022-12-24 07:18:35 -08:00
cturek
ba3aca413c Added A Sign register. Fixed postprocessing logic for postinc and rem calculation. 2022-12-24 06:46:52 +00:00
Ross Thompson
693f32973f Minor optimizations. 2022-12-23 20:11:36 -06:00
Ross Thompson
424012ce97 Merge branch 'main' of github.com:davidharrishmc/riscv-wally into main 2022-12-23 19:51:23 -06:00
Katherine Parry
66510f38af reworked negitive sticky bit handeling in fma 2022-12-23 17:01:34 -06:00
Ross Thompson
f4f68cdd19 Improved comment. 2022-12-23 15:13:15 -06:00
Ross Thompson
b5a85b55f1 Reverted to naming IFUStallD to IFUStallF and LSUStallW to LSUStallM. These are generated in the F and M stage. 
Generate WFIStallM in the privileged unit rather than generate in hazard.
Cleaned up the hazard cause logic to be consistent across all causes.
 2022-12-23 15:10:37 -06:00
Ross Thompson
c9c83ca5ae Removed XEnE, YEnE, and ZEnE from forward logic. 
Cleanup comments.
 2022-12-23 14:27:03 -06:00
Ross Thompson
deee433d07 Cleanup floating point hazard logic. 2022-12-23 14:21:47 -06:00