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f8af51e07b
Commit Graph

59 Commits

Author SHA1 Message Date
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
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
6832b9d9f6 config file, comment, postproc cleanup 2022-12-31 05:20:56 -08:00
Cedar Turek
0836d4d4f0 removed unnecessary values from shared config. unbroke division 2022-12-30 21:26:55 -08:00
Katherine Parry
aca6f0d4e6 removed ethe second bit from fma alignment shift 2022-12-30 12:07:44 -06:00
Katherine Parry
5844a596a3 Merge branch 'main' of https://github.com/davidharrishmc/riscv-wally into main 2022-12-30 09:56:35 -06:00
David Harris
ba976d66e4 Radix 4 divsqrt 2022-12-30 07:01:44 -08:00
Katherine Parry
1b4fa38510 one bitt removed from inital lignment shift 2022-12-28 17:46:53 -06:00
Cedar Turek
4ed2c6255c idiv passing radix 2, four copies 2022-12-27 22:10:48 -08:00
cturek
ccbad67497 Added negative-result int diviison support in U and UM registers. 13 tests pass! 2022-12-22 16:25:37 +00:00
Alessandro Maiuolo
2989782fe6 fixed LOGRK. FIxed Xs in WC and WS from muxes reliant on SqrtE. note not linting on 4 copies radix 4 because IntBits only 7 bits wide (need 8) 2022-12-18 19:04:36 -08:00
cturek
9c70ab917c Added A<B signal to fdivsqrt, started postprocessing merge 2022-11-13 22:40:26 +00:00
cturek
1e927df1a0 Added conditional OTFC swap for simplified int postprocessing 2022-11-06 23:09:09 +00:00
cturek
7567f388c2 Changed lzc names, started int/fp size merge in preproc 2022-11-06 22:21:35 +00:00
cturek
b893d9249d Added new macros for int div preprocessing, added p, n, and rightshiftx logic 2022-11-06 21:53:48 +00:00
cturek
2ae0a9bb5d Config Cleanup 2022-10-27 22:38:56 +00:00
cturek
a8a89f8dfc unbroke DIVb 2022-10-26 16:11:51 +00:00
cturek
8475de128b Config cleanup 2022-10-25 21:04:09 +00:00
David Harris
e4c5754b3a Made simple RV64 configuration be RV64i. Eliminated rv64ic and rv64fp. Fixed some bugs related to new width 2022-10-10 09:10:55 -07:00
David Harris
437fd52bf6 Gated sticky bit in fdiv with SpecialCase 2022-09-20 20:05:00 -07:00
David Harris
cf5c513221 Restored radix 2 to pass regression 2022-09-20 19:30:16 -07:00
cturek
49a1259cf9 Fixed fgen4 2022-09-20 20:00:01 +00:00
David Harris
33af1f97f7 Define LOGNORMSHIFTSZ 2022-09-20 08:31:57 -07:00
David Harris
a36747fda0 Finished unified divsqrt otfc and fgen name changes 2022-09-19 08:30:59 -07:00
David Harris
1187187a5c Divide testfloat starts with half-precision tests 2022-09-18 06:46:47 -07:00
David Harris
8438546d52 Fixed regression for divsqrt radix2 2022-09-07 06:12:23 -07:00
David Harris
e64f41f199 Checking in radix 4 square root with qsel, fgen, softc, but not working 2022-08-31 10:54:50 -07:00
David Harris
5956fbdd62 Fixed checking termination in testfloat testbench 2022-08-30 10:55:21 -07:00
Katherine Parry
1accb92745 sqrt passes - lint warnings remain 2022-08-22 17:16:12 +00:00
Katherine Parry
8eeca3319c radix-2 1 copy passes testfloat 2022-08-06 22:54:05 +00:00
Katherine Parry
8f1d8669b0 fixed fsw problem and removed 2 bit shift from shift correction 2022-08-03 22:16:51 +00:00
Katherine Parry
ee7932c804 divider sizes reworked to match book 2022-07-22 22:02:04 +00:00
Katherine Parry
270216dd02 radix-4 division integrated into srt - not tested 2022-07-21 19:38:06 +00:00
Katherine Parry
e251022269 merged floating-point radix-2 divider with radix-4 2022-07-15 20:16:59 +00:00
cturek
38bbd19abf Six tests passing and a bunch of sizizing issues fixed 2022-07-14 19:38:27 +00:00
Katherine Parry
b069cfbec2 fixed error in divsqrt 2022-07-14 18:16:00 +00:00
cturek
7629173b15 DIVLEN and counter updated for sqrt computation and rounding 2022-07-13 22:42:39 +00:00
cturek
d57fb6f98a radix 4 files removed from srt and divlen modified for sqrt 2022-07-13 19:46:48 +00:00
Katherine Parry
e05b2a07d2 removed warnings and took a mux out of the critical path 2022-07-12 18:32:17 -07:00
Katherine Parry
b728e5054d variable interations implemented in radix-4 divider 2022-07-11 18:30:21 -07:00
Katherine Parry
08769e35ae modified wally shared 2022-07-07 21:59:43 +00:00
David Harris
88e3233935 Preliminary SRAM integration 2022-07-07 19:56:20 +00:00
cturek
3a40c68549 Updated radix 2 divider to work with integers and floats in new structure. Integers still might not work. 2022-06-27 23:55:21 +00:00
Katherine Parry
06f7f9b147 fixed commented out error and removed killprod from result selection 2022-06-25 01:42:23 +00:00
Katherine Parry
4a6dee5926 Testfloat running division - not passing 2022-06-23 00:07:34 +00:00
Katherine Parry
254ebf478e added fld in rv32 - needs testing 2022-06-20 22:53:13 +00:00
Katherine Parry
8425f8838d hopefully fixed lint error 2022-06-17 00:14:39 +00:00
Katherine Parry
31fd8772cf postprocessing unit created and passing all tests 2022-06-13 22:47:51 +00:00
Katherine Parry
8fa0fc4229 fma synth warnings and errors removed 2022-06-06 16:06:04 +00:00