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Code Activity
6735 commits 99 branches 53 tags 46 MiB
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1181 commits

Author SHA1 Message Date
Ben Widawsky
060e77c09b intel_synth: Minor code cleanups 
Signed-off-by: Ben Widawsky <ben@bwidawsk.net>
 2019-07-18 17:05:54 +01:00
Dan Ravensloft
c78ab8ebc5 synth_intel: rename for consistency with #1184 
Also fix a typo in the help message.
 2019-07-18 16:46:21 +01:00
Clifford Wolf
e66e8fb59d
Merge pull request #1184 from whitequark/synth-better-labels 
synth_{ice40,ecp5}: more sensible pass label naming
 2019-07-18 15:34:28 +02:00
David Shah
82153059a1
Merge pull request #1204 from smunaut/fix_1187 
ice40: Adapt the relut process passes to the new $lut/SB_LUT4 port map
 2019-07-17 07:55:26 +01:00
Sylvain Munaut
f28e38de99 ice40: Adapt the relut process passes to the new $lut <=> SB_LUT4 port map 
The new mapping introduced in 437fec0d88
needed matching adaptation when converting and optimizing LUTs during
the relut process

Fixes #1187

(Diagnosis of the issue by @daveshah1 on IRC)

Signed-off-by: Sylvain Munaut <tnt@246tNt.com>
 2019-07-16 23:57:15 +02:00
whitequark
698ab9beee synth_ecp5: rename dram to lutram everywhere. 2019-07-16 20:45:12 +00:00
whitequark
ba099bfe9b synth_{ice40,ecp5}: more sensible pass label naming. 2019-07-16 20:41:51 +00:00
Eddie Hung
7a58ee78dc gen_lut to return correctly sized LUT mask 2019-07-16 12:45:29 -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
Eddie Hung
5fb27c071b $__ICE40_CARRY_LUT4 -> $__ICE40_FULL_ADDER as per @whitequark 2019-07-15 12:03:51 -07:00
Eddie Hung
d032198fac ice40_opt to $__ICE40_CARRY_LUT4 into $lut not SB_LUT 2019-07-13 01:11:00 -07:00
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
Eddie Hung
7a912f22b2 Use Const::from_string() not its constructor... 2019-07-12 01:32:10 -07:00
Eddie Hung
28274dfb09 Off by one 2019-07-12 01:17:53 -07:00
Eddie Hung
e0e5d7d68e Fix spacing 2019-07-12 01:15:22 -07:00
Eddie Hung
4de03bd5e6 Remove double push 2019-07-12 01:08:48 -07:00
Eddie Hung
62ac5ebd02 Map to and from this box if -abc9 2019-07-12 00:53:01 -07:00
Eddie Hung
0f5bddcd79 ice40_opt to handle this box and opt back to SB_LUT4 2019-07-12 00:52:31 -07:00
Eddie Hung
a79ff2501e Add new box to cells_sim.v 2019-07-12 00:52:19 -07:00
Eddie Hung
c6e16e1334 _ABC macro will map and unmap to this new box 2019-07-12 00:51:37 -07:00
Eddie Hung
fc3d74616f Combine SB_CARRY+SB_LUT into one $__ICE40_CARRY_LUT4 box 2019-07-12 00:50:42 -07:00
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
Eddie Hung
19c1c3cfa3
Merge pull request #1182 from koriakin/xc6s-bram 
synth_xilinx: Initial Spartan 6 block RAM inference support.
 2019-07-11 12:55:35 -07:00
Marcin Kościelnicki
a9efacd01d xilinx: Fix the default values for FDPE/FDSE INIT attributes to match ISE/Vivado. 2019-07-11 21:13:12 +02:00
Marcin Kościelnicki
ce250b341c synth_xilinx: Initial Spartan 6 block RAM inference support. 2019-07-11 14:45:48 +02:00
Eddie Hung
bb2144ae73
Merge pull request #1180 from YosysHQ/eddie/no_abc9_retime 
Error out if -abc9 and -retime specified
 2019-07-10 14:38:13 -07:00
Eddie Hung
2f990a7319
Merge pull request #1148 from YosysHQ/xc7mux 
synth_xilinx to infer wide multiplexers using new '-widemux <min>' option
 2019-07-10 14:38:00 -07:00
Eddie Hung
6bbd286e03 Error out if -abc9 and -retime specified 2019-07-10 12:47:48 -07:00
Eddie Hung
58bb84e5b2 Add some spacing 2019-07-10 12:32:33 -07:00
Eddie Hung
521971e32e Add some ASCII art explaining mux decomposition 2019-07-10 12:20:04 -07:00
Eddie Hung
e573d024a2 Call muxpack and pmux2shiftx before cmp2lut 2019-07-09 21:26:38 -07:00
Eddie Hung
c55530b901 Restore opt_clean back to original place 2019-07-09 14:29:58 -07:00
Eddie Hung
5b48b18d29 Restore missing techmap -map +/cmp2lut.v with LUT_WIDTH=6 2019-07-09 14:28:54 -07:00
David Shah
27b27b8781 synth_ecp5: Fix typo in copyright header 
Signed-off-by: David Shah <dave@ds0.me>
 2019-07-09 22:26:10 +01:00
Eddie Hung
b1a048a703 Extend using A[1] to preserve don't care 2019-07-09 12:35:41 -07:00
Eddie Hung
93522b0ae1 Extend during mux decomposition with 1'bx 2019-07-09 10:59:37 -07:00
Eddie Hung
c864995343 Fix typo and comments 2019-07-09 10:38:07 -07:00
Eddie Hung
c91cb73562 Merge remote-tracking branch 'origin/master' into xc7mux 2019-07-09 10:22:49 -07:00
Eddie Hung
c68b909210 synth_xilinx to call commands of synth -coarse directly 2019-07-09 10:21:54 -07:00
Eddie Hung
737340327f Revert "synth_xilinx to call "synth -run coarse" with "-keepdc"" 
This reverts commit 7f964859ec.
 2019-07-09 10:15:02 -07:00
Eddie Hung
713337255e
Revert "Add "synth -keepdc" option" 2019-07-09 10:14:23 -07:00
Eddie Hung
bc84f7dd10 Fix spacing 2019-07-09 09:22:12 -07:00
Eddie Hung
667199d460 Fix spacing 2019-07-09 09:16:00 -07:00
Clifford Wolf
a429aedc0f
Merge pull request #1167 from YosysHQ/eddie/xc7srl_cleanup 
Cleanup synth_xilinx SRL inference, make more consistent
 2019-07-09 16:49:08 +02:00
Eddie Hung
6951e32070 Decompose mux inputs in delay-orientated (rather than area) fashion 2019-07-08 23:51:13 -07:00
Eddie Hung
45da3ada7b Do not call opt -mux_undef (part of -full) before muxcover 2019-07-08 23:49:16 -07:00
Eddie Hung
d4ab43d940 Add one more comment 2019-07-08 23:05:48 -07:00
Eddie Hung
939a225f92 Less thinking 2019-07-08 23:02:57 -07:00
Eddie Hung
de40453553 Reword 2019-07-08 22:56:19 -07:00