220 Commits

Author	SHA1	Message	Date
amaiuolo	000117fcd4	added amaiuolo@hmc.edu	2022-10-13 22:36:52 +00:00
David Harris	fc4146f409	Adding start signals for integer divider to fdivsqrt	2022-09-29 16:30:25 -07:00
cturek	c72e2e5d49	Added integer inputs and flags to divsqrt	2022-09-29 23:08:27 +00:00
David Harris	cfa83fdd98	For radix 4 division, fixed initial C and then could remove unexplained shift from divshiftcalc	2022-09-21 13:30:35 -07:00
David Harris	f08d5b23d5	Eliminated store after store stall when no cache; simplified divshiftcalc logic.	2022-09-21 13:02:34 -07:00
David Harris	1c8581dd6d	Simplified shipping in divshiftcalc; enhanced testbench-fp to be able to run all 32-bit tests generated by sqrttest	2022-09-21 10:35:08 -07:00
David Harris	f87e15388a	commented SpecialCase	2022-09-21 05:02:08 -07:00
David Harris	b21e36a788	Added SpecialCaseReg to hold SpecialCase for fdivsqrtpostproc	2022-09-21 04:55:43 -07:00
David Harris	437fd52bf6	Gated sticky bit in fdiv with SpecialCase	2022-09-20 20:05:00 -07:00
David Harris	9c8edb9cb6	renamed u to udigit to avoid conflict with U	2022-09-20 19:29:23 -07:00
cturek	e8f2715a81	Fixed R4 Sqrt overshifting	2022-09-21 00:05:36 +00:00
cturek	49a1259cf9	Fixed fgen4	2022-09-20 20:00:01 +00:00
David Harris	811f498f63	renamed q to u for unified digit selection	2022-09-20 04:35:14 -07:00
David Harris	705a2bd97b	Removed D2 and D2b from radix2 stage	2022-09-20 04:20:38 -07:00
David Harris	c77ec2aa9c	Simplified UM initialization	2022-09-20 04:18:12 -07:00
David Harris	956011b40b	fdivsqrtfgen4 comments	2022-09-20 04:13:21 -07:00
David Harris	8d1408a9d6	Moved fpu modules into subdirectories	2022-09-20 04:12:05 -07:00
David Harris	0af8151c2a	Partitioned fdivsqrt into one module per file and added file names to opening comments	2022-09-20 03:57:57 -07:00
David Harris	5b13140078	Simplified fdivsqrtpostproc QmM logic	2022-09-20 03:30:18 -07:00
David Harris	8647de5ee4	make QmM size b+1 indpenedent of radix	2022-09-20 03:25:09 -07:00
David Harris	31c3b62774	clean up divshiftcalc	2022-09-20 03:19:50 -07:00
David Harris	7177745111	clean up divshiftcalc	2022-09-20 03:17:29 -07:00
David Harris	b48bbc4294	clean up divshiftcalc	2022-09-20 03:13:11 -07:00
David Harris	010c88816b	clean up divshiftcalc	2022-09-20 03:08:25 -07:00
David Harris	712f1d8d3a	Cleaning up divshiftcalc LOGNORMSHIFTSZ	2022-09-20 02:35:01 -07:00
cturek	85b3e9bfe6	Radix 4 sqrt passing first two tests	2022-09-19 21:26:32 +00:00
David Harris	1e6bd26bb6	Removed EarlyTermShift from fdiv	2022-09-19 08:44:23 -07:00
David Harris	a36747fda0	Finished unified divsqrt otfc and fgen name changes	2022-09-19 08:30:59 -07:00
David Harris	34bd82e4a3	fdivsqrtiter simplification	2022-09-19 01:08:01 -07:00
David Harris	b19c37eb0f	Reduced number of cycles needed for division	2022-09-19 01:02:04 -07:00
David Harris	7826cf0bcb	Cleaned up otfc4	2022-09-19 00:58:20 -07:00
David Harris	6bab8f0e3f	OTFC simplification	2022-09-19 00:51:56 -07:00
David Harris	362056f53d	Removed unused otfc for Q	2022-09-19 00:43:27 -07:00
David Harris	32028c437c	fdiv cleanup	2022-09-19 00:32:34 -07:00
David Harris	b7b082482f	Division working again for radix 2 with unified OTFC	2022-09-19 00:30:30 -07:00
David Harris	91194a9c3e	Unified on-the-fly conversion working for radix 2; broke radix-4 division	2022-09-19 00:04:00 -07:00
David Harris	9fb3382ec3	Added 2 bits to C to initialize properly	2022-09-18 22:44:22 -07:00
David Harris	33933dd6b0	Added 2 bits to C to initialize properly	2022-09-18 22:42:35 -07:00
David Harris	f65d941561	Reduced number of cycles required for lower-precision sqrt	2022-09-17 09:55:34 -07:00
David Harris	54ad15d595	Starting to adust number of cycles for division/sqrt	2022-09-17 05:58:59 -07:00
cturek	f07d4b3481	Fixed j1 to align with new C reg	2022-09-16 02:15:48 +00:00
David Harris	877cc63063	FDIVSQRT cleanup	2022-09-15 09:10:57 -07:00
cturek	5b35473339	Added shift for radix 4 sqrt	2022-09-14 17:34:24 +00:00
cturek	9757d8ce3e	Moved X-1 to preproc	2022-09-14 17:26:56 +00:00
cturek	8378d6b871	removed unnecessary XZero from wsmux	2022-09-14 16:59:52 +00:00
David Harris	2babf1fd7a	Removed unused signals	2022-09-12 11:35:35 -07:00
David Harris	1688d544b9	Moved C to shift before rather than after using in an iteration	2022-09-08 16:05:53 -07:00
David Harris	1c3064af08	divsqrt comment cleanup	2022-09-08 15:40:42 -07:00
David Harris	e0a9b19008	CSA-based completion detection	2022-09-08 14:58:08 -07:00
David Harris	f628622ea0	Factored out aplusbeq0 unit	2022-09-07 11:36:35 -07:00