162 Commits

Author	SHA1	Message	Date
David Harris	247ce70348	Fixed lint errors in square root and improved waveforms in testfloat	2022-09-01 15:49:13 -07:00
David Harris	8fad5073cd	fdiv debug	2022-08-31 14:26:31 -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
David Harris	cb54e95285	commented out lines to have divider work again	2022-08-29 13:01:32 -07:00
David Harris	7b0e43bc10	Initial FDIVSQRT simplification working	2022-08-29 12:01:09 -07:00
David Harris	16cde5f87e	Simplify FSM	2022-08-29 04:32:27 -07:00
David Harris	6961e499dc	Renamed special case	2022-08-29 04:29:58 -07:00
David Harris	81ec1ac858	Separated out radix 2 and radix 4 stages into different modules	2022-08-29 04:26:14 -07:00
David Harris	b4cb9a678a	renamed srt to fdivsqrt	2022-08-29 04:04:05 -07:00
David Harris	8b2e368805	Only stall FPU to IEU on convert instructions with dependencies	2022-08-23 12:57:18 -07:00
David Harris	113258a0d0	Cleaned up fcvt selection control to IEU and FPUIllegalInst signals	2022-08-23 12:17:19 -07:00
David Harris	746842107b	Improved illegal instruction checking in FPU	2022-08-23 11:08:02 -07:00
David Harris	46f30d3dbe	Merge branch 'main' of github.com:davidharrishmc/riscv-wally into main	2022-08-23 10:14:59 -07:00
David Harris	13831aa3d3	typo in srtfsm	2022-08-23 10:14:54 -07:00
Katherine Parry	f9aa94f87b	Merge branch 'main' of https://github.com/davidharrishmc/riscv-wally	2022-08-23 16:36:32 +00:00
Katherine Parry	72a54ef621	renamed rounding bits to L,G,R,S and fixed lint warning	2022-08-23 16:36:20 +00:00
Ross Thompson	b0606a1699	Replaced FPU data replicaiton on WriteData bus with 0 extention.	2022-08-23 10:46:03 -05:00
David Harris	34eece10b8	Finished FPU-LSU interface cleanup	2022-08-22 13:43:04 -07:00
David Harris	fffad8b314	Merge branch 'main' of github.com:davidharrishmc/riscv-wally into main	2022-08-22 13:28:54 -07:00
David Harris	2170203847	Simplified FPU-LSU interface to skip IEU	2022-08-22 13:28:51 -07:00
Katherine Parry	a1f0c6c598	Merge branch 'main' of https://github.com/davidharrishmc/riscv-wally	2022-08-22 17:16:25 +00:00
Katherine Parry	1accb92745	sqrt passes - lint warnings remain	2022-08-22 17:16:12 +00:00
David Harris	1404d1c248	moved CSA to generic	2022-08-22 08:41:23 +00:00
Katherine Parry	617dc02d01	fixed -1 issue in division	2022-08-20 00:53:45 +00:00
Katherine Parry	0f077012c3	sqrt tests in regression uncommented and pass	2022-08-07 23:38:10 +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
David Harris	b13cdf79b3	FMA cleanup	2022-08-02 07:42:32 -07:00
David Harris	d3e39763b6	Moved InvA to sign block; simplified fmaexpadd coding	2022-08-02 07:34:09 -07:00
David Harris	0482bf4fc0	merged lza back into main	2022-08-01 19:45:21 -07:00
David Harris	0b95ca129c	Fixed fmaadd to work with new LZA	2022-08-01 19:40:55 -07:00
David Harris	8b44037f58	Parameterized fmalza	2022-08-01 16:18:02 -07:00
David Harris	6e78b46761	Completed LZA simplificaiton	2022-08-01 16:13:16 -07:00
David Harris	76021769a7	lza cleanup	2022-08-01 16:01:02 -07:00
David Harris	47d204f4a2	Merge branch 'main' of github.com:davidharrishmc/riscv-wally into main	2022-08-01 15:47:58 -07:00
David Harris	c8d4f3a542	lza cleanup	2022-08-01 15:47:03 -07:00
David Harris	c531df9c4e	lza cleanup	2022-08-01 15:43:48 -07:00
David Harris	5468a90cf3	lza cleanup	2022-08-01 15:40:12 -07:00
David Harris	4953ccf273	lza cleanup	2022-08-01 15:37:09 -07:00
Katherine Parry	66eca28ccd	regression passes fpu tests	2022-08-01 19:56:25 +00:00
David Harris	31215277ee	more lza cleanup	2022-08-01 12:34:00 -07:00
David Harris	48500c642c	LZA cleanup	2022-08-01 12:30:42 -07:00
David Harris	87e6402af6	LZA refactoring switched to Pp1, Gm1, Km1	2022-08-01 12:20:23 -07:00
David Harris	5012b96120	LZA refactoring	2022-08-01 11:36:21 -07:00
David Harris	231f52c1fd	fmalza edits to match textbook	2022-08-01 18:23:39 +00:00
David Harris	e3b970d3ff	Partitioned fma into separate files	2022-08-01 18:07:38 +00:00
Katherine Parry	bd336f18b3	merged radix-2 sqrt into divider - doesnt work yet	2022-07-23 00:41:18 +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