1977 commits

Author	SHA1	Message	Date
Eddie Hung	4c25d1a76f	Pop the CO bit from O	2019-07-26 10:27:30 -07:00
Eddie Hung	c1a05f4557	Allow adders/accumulators with 33 bits using CO output	2019-07-26 10:15:36 -07:00
Eddie Hung	79fd6edc5a	Eliminate warnings by sizing O correctly	2019-07-23 15:13:30 -07:00
Eddie Hung	a37574ccbf	Fix muxAB logic	2019-07-23 14:52:14 -07:00
Eddie Hung	0dd2a125f6	Remove debug print	2019-07-23 14:21:45 -07:00
Eddie Hung	dc0c853abe	Simplify and fix for MACs	2019-07-23 14:20:34 -07:00
Eddie Hung	4f11ff8ebd	Fix typo	2019-07-23 13:58:56 -07:00
Eddie Hung	33c984a044	Fix spacing	2019-07-22 16:37:13 -07:00
Eddie Hung	068617f094	Pack hi and lo registers separately	2019-07-22 16:12:57 -07:00
Eddie Hung	4d71ab384d	Rename according to vendor doc TN1295	2019-07-22 15:08:26 -07:00
Eddie Hung	304cefbbe2	Pack Y register	2019-07-22 15:05:16 -07:00
Eddie Hung	5a14b6e1f6	Pack adders not just accumulators	2019-07-22 13:01:49 -07:00
Eddie Hung	e0720a8018	Restore old ffY behaviour	2019-07-19 22:47:08 -07:00
Eddie Hung	f9d08a5e5e	Cleanup	2019-07-19 20:25:28 -07:00
Eddie Hung	e87916b7eb	Merge remote-tracking branch 'origin/eddie/wreduce_add' into ice40dsp	2019-07-19 14:03:34 -07:00
Eddie Hung	cb0fd05215	Do not access beyond bounds	2019-07-19 13:58:50 -07:00
Eddie Hung	3a87dc3524	Wrap A and B in sigmap	2019-07-19 13:23:07 -07:00
Eddie Hung	31b0002e8c	Remove "top" from message	2019-07-19 13:20:45 -07:00
Eddie Hung	8791e0caac	Merge remote-tracking branch 'origin/eddie/wreduce_add' into ice40dsp	2019-07-19 13:18:20 -07:00
Eddie Hung	bcd8027182	Also optimise MSB of $sub	2019-07-19 13:11:48 -07:00
Eddie Hung	fc0e36d1c0	wreduce for $sub	2019-07-19 12:50:21 -07:00
Eddie Hung	9ad11ea2cc	Fine tune ice40_dsp.pmg, add support for packing subsets of registers	2019-07-19 10:57:32 -07:00
Eddie Hung	8f0e796be1	Add support for ice40 signed multipliers	2019-07-19 10:38:13 -07:00
Eddie Hung	42e40dbd0a	Merge remote-tracking branch 'origin/master' into ice40dsp	2019-07-18 15:45:25 -07:00
Eddie Hung	09411dd996	ice40_dsp to accept $__MUL16X16 too	2019-07-18 15:38:28 -07:00
Eddie Hung	802470746c	Check if RHS is empty first	2019-07-18 15:22:00 -07:00
Eddie Hung	90ac147eb2	Do not autoremove ffP aor muxP	2019-07-18 15:02:41 -07:00
Eddie Hung	08fe63c61e	Improve pattern matcher to match subsets of $dffe? cells	2019-07-18 14:08:18 -07:00
Eddie Hung	79d63479ea	Improve A/B reg packing	2019-07-18 13:30:35 -07:00
Eddie Hung	e075f0dda0	Do not autoremove A/B registers since they might have other consumers	2019-07-18 13:22:22 -07:00
Eddie Hung	0727b2c902	Fix xilinx_dsp index cast	2019-07-18 13:18:04 -07:00
Eddie Hung	c76607b9bc	Wrong wildcard symbol	2019-07-18 08:14:58 -07:00
Eddie Hung	91629ee4b3	Pattern matcher to check pool of bits, not exactly	2019-07-17 12:45:25 -07:00
Eddie Hung	3f677fb0db	Signed extension	2019-07-16 15:54:07 -07:00
Eddie Hung	9616dbd125	Add support {A,B,P}REG packing	2019-07-16 14:06:32 -07:00
Eddie Hung	5939b5d636	Merge pull request #1188 from YosysHQ/eddie/abc9_push_inverters ... abc9: push inverters driving box inputs (comb outputs) through $lut soft logic	2019-07-16 08:53:47 -07:00
Eddie Hung	ba8ccbdea8	Merge pull request #1186 from YosysHQ/eddie/abc9_ice40_fix ... abc9/ice40: encapsulate SB_CARRY+SB_LUT4 into one box	2019-07-16 08:52:14 -07:00
Miodrag Milanovic	2b469e82a7	Fix check logic in extract_fa	2019-07-16 10:35:18 +02:00
Eddie Hung	5f00d335d4	Oops forgot these files	2019-07-15 15:03:15 -07:00
Eddie Hung	dd59375a66	Add xilinx_dsp for register packing	2019-07-15 14:46:31 -07:00
Clifford Wolf	2a7198db51	Merge pull request #1189 from YosysHQ/eddie/fix1151 ... Error out if enable > dbits in memory_bram file	2019-07-15 20:06:35 +02:00
Clifford Wolf	2c5c53e4c1	Merge pull request #1190 from YosysHQ/eddie/fix_1099 ... extract_fa to return nothing more gracefully	2019-07-15 20:05:56 +02:00
whitequark	2de7e92bb8	opt_lut: make less chatty.	2019-07-13 16:49:56 +00:00
Eddie Hung	9b91d815b5	If ConstEval fails do not log_abort() but return gracefully	2019-07-13 04:13:57 -07:00
Eddie Hung	ab3917d079	Error out if enable > dbits	2019-07-13 03:39:23 -07:00
Eddie Hung	fb062c3426	Add comment	2019-07-13 00:52:21 -07:00
Eddie Hung	e9bdc86c0e	duplicate -> clone	2019-07-12 19:33:02 -07:00
Eddie Hung	be0cb7f4b8	More cleanup	2019-07-12 19:30:18 -07:00
Eddie Hung	7d583f9e57	Cleanup	2019-07-12 19:30:18 -07:00
Eddie Hung	83f23a24a8	Cleanup	2019-07-12 19:30:18 -07:00