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6260 Commits

Author SHA1 Message Date
Eddie Hung 09411dd996 ice40_dsp to accept $__MUL16X16 too 2019-07-18 15:38:28 -07:00
Eddie Hung 266c1ae122 synth_ice40 to decompose into 16x16 2019-07-18 15:38:09 -07:00
Eddie Hung 2339b7fc37 mul2dsp to create cells that can be interchanged with $mul 2019-07-18 15:37:35 -07:00
Eddie Hung 802470746c Check if RHS is empty first 2019-07-18 15:22:00 -07:00
Eddie Hung e22a752242 Make consistent 2019-07-18 15:21:23 -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 8326af5418 Fix signed multiplier decomposition 2019-07-18 13:11:26 -07:00
Eddie Hung 5562cb08a4 Use single DSP_SIGNEDONLY macro 2019-07-18 13:09:55 -07:00
Eddie Hung 2024357f32 Working for unsigned 2019-07-18 10:53:18 -07:00
Eddie Hung d5cd2c80be Cleanup 2019-07-18 09:20:48 -07:00
Eddie Hung c76607b9bc Wrong wildcard symbol 2019-07-18 08:14:58 -07:00
Eddie Hung 20b7120d66 Merge branch 'xc7dsp' of github.com:YosysHQ/yosys into xc7dsp 2019-07-18 08:11:33 -07:00
David Shah 16b0ccf04c mul2dsp: Lower partial products always have unsigned inputs 
Signed-off-by: David Shah <dave@ds0.me>
 2019-07-18 11:33:37 +01:00
Eddie Hung e3f8e59f18 Make all operands signed 2019-07-17 14:25:40 -07:00
Eddie Hung 58e63feae1 Update comment 2019-07-17 13:26:17 -07:00
Eddie Hung 91629ee4b3 Pattern matcher to check pool of bits, not exactly 2019-07-17 12:45:25 -07:00
Eddie Hung 8dca8d486e Fix mul2dsp signedness 2019-07-17 12:44:52 -07:00
Eddie Hung 1b62b82e05 A_SIGNED == B_SIGNED so flip both 2019-07-17 11:34:18 -07:00
Eddie Hung d63f105708 SigSpec::remove_const() to return SigSpec& 2019-07-17 10:44:11 -07:00
Eddie Hung 0b6d47f8bf Add DSP_{A,B}_SIGNEDONLY macro 2019-07-16 15:55:13 -07:00
Eddie Hung c501aa5ee8 Signedness 2019-07-16 15:54:27 -07:00
Eddie Hung 3f677fb0db Signed extension 2019-07-16 15:54:07 -07:00
Eddie Hung 6390c535ba Revert drop down to 24x16 multipliers for all 2019-07-16 14:30:25 -07:00
Eddie Hung 569cd66764 Merge branch 'xc7dsp' of github.com:YosysHQ/yosys into xc7dsp 2019-07-16 14:18:36 -07:00
Eddie Hung 9616dbd125 Add support {A,B,P}REG packing 2019-07-16 14:06:32 -07:00
Eddie Hung d086dfb5b0 SigSpec::extract to allow negative length 2019-07-16 14:06:07 -07:00
Eddie Hung 5d1ce04381 Add support for {A,B,P}REG in DSP48E1 2019-07-16 14:05:50 -07:00
David Shah d38df68d26 xilinx: Add correct signed behaviour to DSP48E1 model 
Signed-off-by: David Shah <dave@ds0.me>
 2019-07-16 17:53:08 +01:00
David Shah 95c8d27b0b xilinx: Treat DSP48E1 as 24x17 unsigned for now (actual behaviour is 25x18 signed) 
Signed-off-by: David Shah <dave@ds0.me>
 2019-07-16 16:47:53 +01:00
David Shah 8da4c1ad82 mul2dsp: Fix edge case where Y_WIDTH is less than B_WIDTH+`DSP_A_MAXWIDTH 
Signed-off-by: David Shah <dave@ds0.me>
 2019-07-16 16:44:40 +01:00
David Shah 7a75f5f3ac mul2dsp: Fix indentation 
Signed-off-by: David Shah <dave@ds0.me>
 2019-07-16 16:19:32 +01:00
Eddie Hung fd5b3593d8 Do not swap if equals 2019-07-15 16:52:37 -07:00
Eddie Hung b29f26f6c7 SigSpec::extend_u0() to return *this 2019-07-15 16:23:12 -07:00
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
Eddie Hung 42f8e68e76 OUT port to Y in generic DSP 2019-07-15 14:45:47 -07:00
Eddie Hung 0c7ee6d0fa Move DSP mapping back out to dsp_map.v 2019-07-15 14:18:44 -07:00
Eddie Hung 91fcf034bc Only swap if B_WIDTH > A_WIDTH 2019-07-15 11:24:11 -07:00
Eddie Hung 1793e6018a Tidy up 2019-07-15 11:19:54 -07:00
Eddie Hung 20e3d2d9b0 Move DSP48E1 model out of cells_xtra, initial multiply one in cells_sim 2019-07-15 11:13:22 -07:00
Eddie Hung 146451a767 Merge remote-tracking branch 'origin/master' into xc7dsp 2019-07-15 09:49:41 -07:00
Eddie Hung a97d30d2f8
Merge pull request #1194 from cr1901/miss-semi 
Fix missing semicolon in Windows-specific code in aigerparse.cc.
 2019-07-14 13:36:34 -07:00
William D. Jones da5d64d71e Fix missing semicolon in Windows-specific code in aigerparse.cc. 
Signed-off-by: William D. Jones <thor0505@comcast.net>
 2019-07-14 13:52:27 -04:00
Clifford Wolf 463f710066
Merge pull request #1183 from whitequark/ice40-always-relut 
synth_ice40: switch -relut to be always on
 2019-07-12 10:48:00 +02:00
whitequark b700a4b1c5 synth_ice40: switch -relut to be always on. 2019-07-11 20:18:41 +00:00
whitequark a8c5f7f41e synth_ice40: fix help text typo. NFC. 2019-07-11 20:18:41 +00:00