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1,710 Commits 5 Branches 2 Tags 53 MiB
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99 Commits

Author SHA1 Message Date
David Harris
1f6e4c71fc Modified rxfull determination in UART, started division 2021-09-12 20:00:24 -04:00
Ross Thompson
3b12235954 Fixed FPGA synthesis bug in the fpdiv fsm. Was creating latches. 2021-09-11 15:40:27 -05:00
Katherine Parry
7607adc951 FMA cleanup 2021-08-28 10:53:35 -04:00
Katherine Parry
facd4062d0 all conversions go through the execute stage result mux 2021-08-16 13:06:09 -04:00
Katherine Parry
567260751a move some FPU select muxs to execute stage 2021-08-13 14:41:22 -04:00
Katherine Parry
21555c392f LZA added to FMA and attemting a merged FMA and adder in synthesis 2021-08-10 13:57:16 -04:00
Katherine Parry
d8ca70fc45 all fpu units use the unpacking unit 2021-07-28 23:49:21 -04:00
Katherine Parry
8198e8162a fixed some fpu lint errors 2021-07-24 16:41:12 -04:00
Katherine Parry
85d240c2a5 fpu cleanup 2021-07-24 15:00:56 -04:00
Katherine Parry
67ab0b165c fpu cleanup 2021-07-24 14:59:57 -04:00
David Harris
427063ee05 Minor unpacking cleanup 2021-07-22 17:52:37 -04:00
David Harris
0822d46e97 Move Z sign swapping out of unpacker 2021-07-22 14:32:38 -04:00
David Harris
85aaa4c6d7 Move Z=0 mux out of unpacker. 2021-07-22 14:28:55 -04:00
David Harris
c04f40d6e5 Move Z=0 mux out of unpacker. 2021-07-22 14:22:28 -04:00
David Harris
625d925369 Partial work on Unpacking exponents to larger word size. FCVT and FMA are presently broken. 2021-07-22 14:18:27 -04:00
David Harris
f4b45adf44 Simplify unpacker 2021-07-22 13:42:16 -04:00
David Harris
02f0c67e6f Simplify unpacker 2021-07-22 13:40:42 -04:00
David Harris
2f23ca2b77 Removed Assumed1 from FPU interface 2021-07-22 13:04:47 -04:00
David Harris
926ffc8a15 Simplified interface to fclassify and fsgn (fixed) 2021-07-22 12:33:38 -04:00
David Harris
ae29eaa98d Simplified interface to fclassify and fsgn 2021-07-22 12:30:46 -04:00
Katherine Parry
59f79722ab FDIV and FSQRT work 2021-07-21 14:08:14 -04:00
Katherine Parry
61f81bb76e FMA parameterized 2021-07-20 22:04:21 -04:00
James E. Stine
b36d6fe1be slight mod to fpdiv - still bug in batch vs. non-batch 2021-07-20 01:47:46 -04:00
David Harris
1b55f584c7 Merge branch 'main' of https://github.com/davidharrishmc/riscv-wally into main 2021-07-19 10:34:18 -04:00
James Stine
62b4ef6953 delete sbtm_a4 and sbtm_a5 as they are not needed 2021-07-19 08:06:00 -05:00
James Stine
892bc68918 remove sbtm3.sv - not needed 2021-07-19 08:00:53 -05:00
James Stine
55f2720f89 update part I on sbtm change 2021-07-19 07:59:27 -05:00
David Harris
0c41b8102d Merge branch 'main' of https://github.com/davidharrishmc/riscv-wally into main 2021-07-19 00:25:06 -04:00
Katherine Parry
8d101548f1 FDIV and FSQRT passes when simulating in modelsim 2021-07-18 23:00:04 -04:00
David Harris
4729a72167 Updated FMA1 with parameterized size 2021-07-18 20:40:49 -04:00
David Harris
398e9583e9 Merge branch 'main' of https://github.com/davidharrishmc/riscv-wally into main 2021-07-18 17:36:29 -04:00
David Harris
f22b6e7397 Added FLEN, NE, NF to config and started using these in FMA1 2021-07-18 17:28:25 -04:00
Katherine Parry
3527620c0b fdivsqrt inegrated, but not completley working 2021-07-18 14:03:37 -04:00
Katherine Parry
701ea38964 Fixed lint warning 2021-07-14 21:24:48 -04:00
Katherine Parry
f8b76082e4 fpu unpacking unit created 2021-07-14 17:56:49 -04:00
James Stine
a2c0753edb put back for now to test fdiv 2021-07-14 06:48:29 -05:00
James E. Stine
45a6e96673 mod 2 of fpdivsqrt update 2021-07-13 16:59:17 -04:00
James E. Stine
d695be3ad0 Update fpdivsqrt item until move into uarch 2021-07-13 16:53:20 -04:00
Katherine Parry
acdd2e4504 Fixed writting MStatus FS bits 2021-07-13 13:20:30 -04:00
Katherine Parry
a4bd128978 fcvt.sv cleanup 2021-07-11 21:30:01 -04:00
Katherine Parry
0cc07fda1b Almost all convert instructions pass Imperas tests 2021-07-11 18:06:33 -04:00
David Harris
e65fb5bb35 Added F_SUPPORTED flag to disable floating point unit when not in MISA 2021-07-05 10:30:46 -04:00
David Harris
b8b7fab02b Fixed disabling MulDiv when not supported. Started adding generate for FPU unsupported 2021-07-04 19:33:46 -04:00
David Harris
c016ab8e58 Commented out some unused modules 2021-07-04 01:40:27 -04:00
Katherine Parry
72406b8a88 FPU update - missing files 2021-07-02 12:53:05 -04:00
Katherine Parry
3f61e313d2 FPU update 2021-07-02 12:40:58 -04:00
Katherine Parry
6216bd7172 FPU control signals changed and FMA works 2021-06-28 18:53:58 -04:00
Katherine Parry
bc8d660bc5 FPU forwarding reworked pt.1 2021-06-24 18:39:18 -04:00
Katherine Parry
44af47608c fpu clean-up 2021-06-23 16:42:40 -04:00
Katherine Parry
9eb6eb40bf rv64f FLW passes imperas tests 2021-06-22 16:36:16 -04:00