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Author SHA1 Message Date
Eddie Hung 1ef1ca812b Get rid of (* abc9_{arrival,required} *) entirely 2020-02-27 10:17:29 -08:00
Eddie Hung a6fec9fe60 abc9_ops: use TimingInfo for -prep_{lut,box} too 2020-02-27 10:17:29 -08:00
Eddie Hung 3ea5506f81 abc9_ops: use TimingInfo for -prep_{lut,box} too 2020-02-27 10:17:29 -08:00
Eddie Hung cda4acb544 abc9_ops: add and use new TimingInfo struct 2020-02-27 10:17:29 -08:00
Eddie Hung e22fee6cdd abc9_ops: ignore (* abc9_flop *) if not '-dff' 2020-02-27 10:17:29 -08:00
Eddie Hung 7c92b6852f abc9_ops: sort LUT delays to be ascending 2020-02-27 10:17:29 -08:00
Eddie Hung 7317521c6f abc9_ops: output LUT area 2020-02-27 10:17:29 -08:00
Eddie Hung 0ed550d83c abc9_ops: cope with T_LIMIT{,2}_{MIN,TYP,MAX} and auto-gen small LUTs 2020-02-27 10:17:29 -08:00
Eddie Hung 12d70ca8fb xilinx: improve specify functionality 2020-02-27 10:17:29 -08:00
Eddie Hung 577545488a xilinx: use specify blocks in place of abc9_{arrival,required} 2020-02-27 10:17:29 -08:00
Eddie Hung 0e7c55e2a7 Auto-generate .box/.lut files from specify blocks 2020-02-27 10:17:29 -08:00
Eddie Hung 3d6603792d abc9_ops: assert on $specify2 properties 2020-02-27 10:17:29 -08:00
Eddie Hung 74f49b1f55 abc9_ops: -prep_box, to be called once 2020-02-27 10:17:29 -08:00
Eddie Hung 5643c1b8c5 abc9_ops: -prep_lut and -write_lut to auto-generate LUT library 2020-02-27 10:17:29 -08:00
Claire Wolf ab8826ae36
Merge pull request #1709 from rqou/coolrunner2_counter 
Improve CoolRunner-II optimization by using extract_counter pass
 2020-02-27 19:05:56 +01:00
Alberto Gonzalez 750e7a9a54
Closes #1714. Fix make failure when NDEBUG=1. 2020-02-22 06:29:11 +00:00
R. Ou fec7dc5c9e extract_counter: Implement extracting up counters 2020-02-17 03:08:52 -08:00
R. Ou 940bab6841 extract_counter: Add support for inverted clock enable 2020-02-17 03:08:52 -08:00
R. Ou 5fc180ed2d extract_counter: Fix clock enable 2020-02-17 03:08:52 -08:00
R. Ou 12fa4a3121 extract_counter: Fix outputting count to module port 2020-02-17 03:08:52 -08:00
R. Ou 508f1ff6a1 extract_counter: Allow forbidding async reset 2020-02-17 03:08:52 -08:00
R. Ou 7b922c0d89 extract_counter: Refactor out extraction settings into struct 2020-02-17 03:08:52 -08:00
Eddie Hung f9f86fd758 Revert "abc9: fix abc9_arrival for flops" 
This reverts commit f7c0dbecee.
 2020-02-14 16:08:04 -08:00
Eddie Hung 0cf7598cd6
Merge pull request #1700 from YosysHQ/eddie/abc9_fixes 
Use (* abc9_init *) attribute, fix use of abc9_arrival for flops
 2020-02-13 17:32:54 -08:00
Eddie Hung 3d2a2e8799 iopadmap: fixes as suggested by @mwkmwkmwk 2020-02-13 14:57:06 -08:00
Eddie Hung f7c0dbecee abc9: fix abc9_arrival for flops 2020-02-13 12:34:09 -08:00
Eddie Hung 00d41905df abc9: deprecate abc9_ff.init wire for (* abc9_init *) attr 2020-02-13 12:33:58 -08:00
Eddie Hung ebb11bcea4 iopadmap: move \init attributes from outpad output to its input 2020-02-13 12:05:14 -08:00
Eddie Hung c244b27b6d abc9: cleanup 2020-02-10 10:17:23 -08:00
Eddie Hung e6bb7b0782 Fix misc.abc9.abc9_abc9_luts 2020-02-07 08:27:45 -08:00
Eddie Hung 0b308c6835 abc9_ops: -reintegrate to use derived_type for box_ports 2020-02-05 14:46:48 -08:00
Eddie Hung 0671ae7d79
Merge pull request #1661 from YosysHQ/eddie/abc9_required 
abc9: add support for required times
 2020-02-05 18:59:40 +01:00
Gabriel Somlo 8106c3d31b abc9: restore ability to use ABCEXTERNAL 
Signed-off-by: Gabriel Somlo <gsomlo@gmail.com>
 2020-01-30 15:12:43 -05:00
N. Engelhardt 086c133ea5
Merge pull request #1573 from YosysHQ/eddie/xilinx_tristate 
synth_xilinx: error out if tristate without '-iopad'
 2020-01-28 17:24:54 +01:00
Eddie Hung 21ce1b37fb abc9_ops: -check for negative arrival/required times 2020-01-27 14:22:46 -08:00
Eddie Hung f2576c096c Merge branch 'eddie/abc9_refactor' into eddie/abc9_required 2020-01-27 12:29:28 -08:00
Eddie Hung 9009b76a69 abc9_ops: add comments 2020-01-27 11:18:21 -08:00
Eddie Hung dbf351390e abc9: -reintegrate recover type from existing cell, check against boxid 2020-01-23 22:45:34 -08:00
Eddie Hung 245873d42d abc9: warning message if no modules selected 2020-01-23 19:08:51 -08:00
Eddie Hung f180dba753 abc9_ops: -prep_xaiger to skip (* keep *) cells 2020-01-23 18:56:06 -08:00
Eddie Hung 1d4314d888 abc9_ops -prep_dff: insert async s/r mux in holes when replacing $_DFF_* 2020-01-23 14:58:56 -08:00
Eddie Hung af0e7637a2 alumacc: undo accidental commit 2020-01-22 20:54:03 -08:00
Eddie Hung 8eb5bb258c Merge remote-tracking branch 'origin/eddie/abc9_fixes' into eddie/abc9_refactor 2020-01-22 12:30:14 -08:00
Eddie Hung a94b41011d abc9: error out if flip-flop init is 1'b1 for '-dff' 
Due to ABC sequential synthesis restriction
 2020-01-22 10:08:48 -08:00
Eddie Hung 3b44b53e94 abc9: fix scratchpad entry abc9.verify 2020-01-22 09:36:54 -08:00
Eddie Hung d4e188299b abc9: add some log_{push,pop}() as per @nakengelhardt 2020-01-17 12:00:14 -08:00
Eddie Hung 5a63c19747 abc9_ops: -write_box is empty, output a dummy box to prevent ABC error 2020-01-15 13:14:48 -08:00
Eddie Hung 485e08e436 abc9_ops: cope with (* abc9_flop *) in place of (* abc9_box_id *) 2020-01-14 16:33:41 -08:00
Eddie Hung f60e071e1c abc9_ops: -check to check abc9_{arrival,required} 2020-01-14 15:24:44 -08:00
Eddie Hung 1c88a6c240 abc9_ops: implement a requireds_cache 2020-01-14 15:20:04 -08:00
Eddie Hung 0e4285ca0d abc9_ops: generate flop box ids, add abc9_required to FD* cells 2020-01-14 15:05:49 -08:00
Eddie Hung 588a713b54 Merge remote-tracking branch 'origin/eddie/abc9_refactor' into eddie/abc9_required 2020-01-14 14:28:07 -08:00
Eddie Hung 4656f202c6 abc9_ops: -reintegrate to not trim box padding anymore 2020-01-14 14:27:29 -08:00
Eddie Hung b951ca9e1c abc9_ops: fix -reintegrate handling of $__ABC9_DELAY 2020-01-14 14:06:02 -08:00
Eddie Hung ec95fbb273 abc9_ops: -prep_times -> -prep_delays; add doc 2020-01-14 13:21:58 -08:00
Eddie Hung 593897ffc0 abc9_ops: cleanup 2020-01-14 13:13:15 -08:00
Eddie Hung 300003cb78 abc9_ops: discard $__ABC9_DELAY boxes 2020-01-14 13:09:54 -08:00
Eddie Hung 915e7dde73 Merge remote-tracking branch 'origin/eddie/abc9_refactor' into eddie/abc9_required 2020-01-14 12:57:56 -08:00
Eddie Hung 654247abe9 abc9_ops/write_xaiger: update doc 2020-01-14 12:40:36 -08:00
Eddie Hung 468386d67d abc9_ops: -prep_holes -> -prep_xaiger, move padding to write_xaiger 2020-01-14 12:25:45 -08:00
Eddie Hung 53a99ade9c Merge remote-tracking branch 'origin/master' into eddie/abc9_refactor 2020-01-14 11:46:56 -08:00
Eddie Hung 531fddf797 abc9_ops: -break_scc -> -mark_scc using (* keep *), remove -unbreak_scc 2020-01-13 23:42:27 -08:00
Eddie Hung b678b15c6d abc9_ops: ignore inouts of all cell outputs for topo ordering 2020-01-13 23:33:37 -08:00
Eddie Hung 2c65e1abac abc9: break SCC by setting (* keep *) on output wires 2020-01-13 21:45:27 -08:00
Eddie Hung a2c4d98da7 abc9: add -run option 2020-01-13 19:22:23 -08:00
Eddie Hung a6d4ea7463 abc9: respect (* keep *) on cells 2020-01-13 19:21:11 -08:00
Eddie Hung 766e16b525 read_aiger: make $and/$not/$lut the prefix not suffix 2020-01-13 17:34:37 -08:00
Eddie Hung 808b388e34 abc9: log which module is being operated on 2020-01-13 09:43:57 -08:00
Eddie Hung 9f3cb981d7 Merge remote-tracking branch 'origin/master' into eddie/abc9_refactor 2020-01-13 09:22:42 -08:00
Eddie Hung f9aae90e7a Merge remote-tracking branch 'origin/eddie/abc9_refactor' into eddie/abc9_required 2020-01-12 15:19:41 -08:00
Eddie Hung 295e241c07 cleanup 2020-01-11 17:28:24 -08:00
Eddie Hung 79db12f238 Merge remote-tracking branch 'origin/master' into eddie/abc9_refactor 2020-01-11 17:26:25 -08:00
Eddie Hung 556ed0e18a MIssed this merge conflict 2020-01-11 17:05:30 -08:00
Eddie Hung c063436eea Merge remote-tracking branch 'origin/master' into eddie/abc9_scratchpad 2020-01-11 17:02:20 -08:00
Eddie Hung 11128dccb5 Merge branch 'eddie/abc9_refactor' of github.com:YosysHQ/yosys into eddie/abc9_refactor 2020-01-11 13:56:41 -08:00
Eddie Hung c820682314 abc9: fix help message, found by @nakengelhardt 2020-01-11 12:11:35 -08:00
Eddie Hung 784fec93c9 abc9: cleanup 2020-01-11 08:42:58 -08:00
Eddie Hung 45d9caf3f9 abc9: remove -nomfs option 2020-01-11 08:08:35 -08:00
Eddie Hung f24de88f38 log_debug() for abc9_{arrival,required} times 2020-01-10 17:13:27 -08:00
Eddie Hung ed2aeb498e Copy-pasta 2020-01-10 15:09:42 -08:00
Eddie Hung 291530c59f abc9: add abc9.verify and abc9.debug options 2020-01-10 15:04:13 -08:00
Eddie Hung 475d983676 abc9_ops -prep_times: generate flop boxes from abc9_required attr 2020-01-10 14:49:52 -08:00
Eddie Hung e0af812180 abc9_ops -prep_times: update comment 2020-01-10 12:38:49 -08:00
Eddie Hung b2259a9201 Add abc9_ops -check, -prep_times, -write_box for required times 2020-01-10 11:45:41 -08:00
Eddie Hung 1f7893bd8c abc9: fix memory leak 2020-01-10 10:46:06 -08:00
Eddie Hung d1f8371481 abc9: fix typos 2020-01-10 10:00:09 -08:00
Eddie Hung e378902f93 Tune abc9.script.flow 2020-01-09 18:16:58 -08:00
Eddie Hung 8b6309747b Add '-v' to &if for abc9.script.default.fast 2020-01-09 17:49:56 -08:00
Eddie Hung 32946a402d abc9: start post-fix with semicolon 2020-01-09 17:35:13 -08:00
Eddie Hung ca70f96503 abc9.script.* constpad entries to start with '+' 2020-01-09 17:17:47 -08:00
Eddie Hung ef3e84aac9 Revert "abc9: if -script value is a file, then source it, otherwise commands" 
This reverts commit 0696b7bc9e.
 2020-01-09 17:11:09 -08:00
Eddie Hung 67c9c41f7e Move abc9.* constpad entries to Abc9Pass::on_register() 2020-01-09 17:10:54 -08:00
Eddie Hung 5e280a3b59 abc9_exe: -box to not require -lut 2020-01-09 14:04:10 -08:00
Eddie Hung 4e396ee7a3 abc9_ops: fix reintegration by removing optimised-away boxes 2020-01-09 11:21:03 -08:00
Eddie Hung 589ffead5c scratchpad entry abc9.if.R to &if -R 2020-01-08 12:13:06 -08:00
Eddie Hung 0696b7bc9e abc9: if -script value is a file, then source it, otherwise commands 2020-01-08 12:11:55 -08:00
Eddie Hung 050f03f15b abc9: add time as last script command 2020-01-08 10:55:44 -08:00
Eddie Hung e230fd8afe Fix {C} substitution 2020-01-08 10:52:08 -08:00
Eddie Hung a63e2508fc Add RTLIL::constpad, init by yosys_setup(); use for abc9 2020-01-08 10:52:08 -08:00
Eddie Hung 88f14b8bca Cleanup 2020-01-08 10:02:45 -08:00
Eddie Hung 8a47e6ddfd Fix abc9 help, add labels 2020-01-08 10:00:50 -08:00
Eddie Hung dc3b21c1c0 abc9_ops -reintegrate: process box connections 2020-01-07 09:48:57 -08:00
Eddie Hung 6e12ba218b Fix tabs and cleanup 2020-01-07 09:32:58 -08:00
Eddie Hung 5d9050a955 abc_exe: move 'count_outputs' check to abc 2020-01-07 08:00:32 -08:00
Eddie Hung cf3a13746d Add abc9_ops -reintegrate; moved out from now abc9_exe 2020-01-06 15:52:59 -08:00
Eddie Hung 46ed507b93 abc9_map: drop padding in box connections 2020-01-06 15:14:54 -08:00
Eddie Hung 1e2ab19f42 Merge remote-tracking branch 'origin/xaig_dff' into eddie/abc9_refactor 2020-01-06 15:05:08 -08:00
Eddie Hung 98ee8c14df Merge remote-tracking branch 'origin/master' into xaig_dff 2020-01-06 15:02:44 -08:00
Eddie Hung aa58472a29 Revert "write_xaiger to pad, not abc9_ops -prep_holes" 
This reverts commit b5f60e055d.
 2020-01-06 13:34:45 -08:00
Eddie Hung 2bf442ca01 Cleanup 2020-01-06 13:02:04 -08:00
Eddie Hung 36ae2e52e4 Fix bad merge 2020-01-06 12:28:58 -08:00
Eddie Hung 6728a62d92 abc9: uncomment nothing to map message 2020-01-06 12:21:50 -08:00
Eddie Hung 921ff0f5e3 Merge remote-tracking branch 'origin/xaig_dff' into eddie/abc9_refactor 2020-01-06 12:04:08 -08:00
Eddie Hung 64ace4b0dc Fixes 2020-01-06 11:53:48 -08:00
Eddie Hung d152fe961f Fixes 2020-01-06 11:50:55 -08:00
Eddie Hung 275e937fc1 abc9: remove -markgroups option, since operates on fully selected mod 2020-01-06 10:43:21 -08:00
Eddie Hung 1cf974ff40 abc9: cleanup 2020-01-06 10:26:49 -08:00
N. Engelhardt fcc1c14adc error if multiple -g options are given for abc 2020-01-06 19:10:13 +01:00
Eddie Hung f576721a37 Add abc9.dff scratchpad option 2020-01-06 09:46:02 -08:00
Eddie Hung 45f87bb8ad Merge remote-tracking branch 'origin/master' into xaig_dff 2020-01-06 09:44:17 -08:00
N. Engelhardt 7764b62d23 check scratchpad for arguments in abc pass too 2020-01-06 10:46:44 +01:00
N. Engelhardt b376548fb9 inherit default values when checking scratchpad for arguments 2020-01-06 10:46:10 +01:00
Eddie Hung b5f60e055d write_xaiger to pad, not abc9_ops -prep_holes 2020-01-05 10:20:24 -08:00
Eddie Hung 8293a3fe74 Cleanup 2020-01-04 09:30:48 -08:00
Eddie Hung 6556a1347a Fix when -dff not given 2020-01-04 09:17:01 -08:00
Eddie Hung 930f03e883 Call -prep_holes before aigmap; fix topo ordering 2020-01-03 15:38:18 -08:00
Eddie Hung a819656972 WIP 2020-01-03 14:59:55 -08:00
Eddie Hung 559f3379e8 Preserve topo ordering from -prep_holes to write_xaiger 2020-01-03 14:37:58 -08:00
Eddie Hung bb70915fb8 WIP 2020-01-03 13:21:56 -08:00
Eddie Hung e1f494ab1d WIP 2020-01-03 13:08:52 -08:00
N. Engelhardt b2ad781b07 share codepath for scratchpad argument handling with command arguments 2020-01-03 14:11:41 +01:00
N. Engelhardt 341fd872b5 Merge branch 'master' of https://github.com/YosysHQ/yosys into abc_scratchpad_script 2020-01-03 12:28:48 +01:00
Eddie Hung a050f9c808 Remove a few log_{push,pop}() 2020-01-02 16:14:04 -08:00
Eddie Hung 4eaf415052 aigmap everything 2020-01-02 16:13:44 -08:00
Eddie Hung 7fe268fcdb Move scc operations out of inner loop 2020-01-02 16:00:26 -08:00
Eddie Hung 222e5e58ad Cleanup 2020-01-02 15:58:45 -08:00
Eddie Hung c28bea0382 Merge remote-tracking branch 'origin/xaig_dff' into eddie/abc9_refactor 2020-01-02 15:57:35 -08:00
Eddie Hung 5f97086302 Merge remote-tracking branch 'origin/master' into eddie/abc9_refactor 2020-01-02 15:14:12 -08:00
Eddie Hung b454735bea Merge remote-tracking branch 'origin/master' into xaig_dff 2020-01-02 12:44:06 -08:00
Eddie Hung ca42af56a4 Update doc 2020-01-02 12:41:57 -08:00
Eddie Hung 8e507bd807 abc9 -keepff -> -dff; refactor dff operations 2020-01-02 12:36:54 -08:00
Eddie Hung d6242be802
Merge pull request #1601 from YosysHQ/eddie/synth_retime 
"abc -dff" to no longer retime by default
 2020-01-02 08:46:24 -08:00
Eddie Hung 6dc63e84ef Cleanup abc9, update doc for -keepff option 2020-01-01 08:34:57 -08:00
Eddie Hung c40b1aae42 Restore abc9 -keepff 2020-01-01 08:34:43 -08:00
Eddie Hung ac808c5e2a attributes.count() -> get_bool_attribute() 2020-01-01 08:33:32 -08:00
Miodrag Milanovic e0c879684f take skip wire bits into account 2020-01-01 16:13:14 +01:00
Eddie Hung 96db05aaef parse_xaiger to not take box_lookup 2019-12-31 17:06:03 -08:00
Eddie Hung cac7f5d82e Do not re-order carry chain ports, just precompute iteration order 2019-12-31 16:12:40 -08:00
Eddie Hung dacdc6cc94 Remove abc9 -clk option 2019-12-30 22:59:14 -08:00
Eddie Hung f1bf44ae8f abc9_ops -prep_dff cope with lack of holes module 2019-12-30 22:58:39 -08:00
Eddie Hung a367f703ea Rename struct 2019-12-30 22:56:19 -08:00
Eddie Hung fad99c2ec7 Merge remote-tracking branch 'origin/xaig_dff' into eddie/abc9_refactor 2019-12-30 20:14:24 -08:00
Eddie Hung b42b64e8ed Move Pass::call() out of abc9_ops into abc9 2019-12-30 19:23:54 -08:00
Eddie Hung 52f649dcfd Use function arg 2019-12-30 18:47:06 -08:00
Eddie Hung 0317a2b476 holes_module to be whitebox 2019-12-30 18:46:22 -08:00
Eddie Hung b50de28c04 Add abc9_ops -prep_holes 2019-12-30 18:00:49 -08:00
Eddie Hung 16c4ec7eda Add abc9_ops -prep_dff 2019-12-30 16:36:33 -08:00
Eddie Hung 88b9c8d46d Restore count_outputs, move process check to abc 2019-12-30 16:29:08 -08:00
Eddie Hung dbffbeef5c Fix struct name 2019-12-30 16:21:20 -08:00
Eddie Hung 7649ec72c9 Merge remote-tracking branch 'origin/xaig_dff' into eddie/abc9_refactor 2019-12-30 16:20:58 -08:00
Eddie Hung 4c3f517425 Remove delay targets doc 2019-12-30 16:11:42 -08:00
Eddie Hung 658f424d7d Merge remote-tracking branch 'origin/master' into eddie/abc9_refactor 2019-12-30 16:01:38 -08:00
Eddie Hung 0735572934 write_xaiger to use scratchpad for stats; cleanup abc9 2019-12-30 15:35:33 -08:00
Eddie Hung 22fe931c86 Grammar 2019-12-30 15:07:15 -08:00
Eddie Hung 405e974fe5 Merge remote-tracking branch 'origin/master' into xaig_dff 2019-12-30 14:31:42 -08:00
Eddie Hung d7ada66497 Add "synth_xilinx -dff" option, cleanup abc9 2019-12-30 14:13:16 -08:00
Eddie Hung 566d9fb77f Revert "ABC to call retime all the time" 
This reverts commit 9aa94370a5.
 2019-12-30 13:28:29 -08:00
Eddie Hung 52a27700e2 Grammar 2019-12-30 12:26:39 -08:00
Eddie Hung f348ffa44d abc9_techmap -> _map; called from abc9 script pass along with abc9_ops 2019-12-28 05:07:46 -08:00
Eddie Hung ec25394808 Rename abc9.cc -> abc9_techmap.cc 2019-12-28 03:16:28 -08:00
Marcin Kościelnicki a24596def3 iopadmap: Emit tristate buffers with const OE for some edge cases. 2019-12-25 17:37:58 +01:00
Eddie Hung 509070f82f Disable clock domain partitioning in Yosys pass, let ABC do it 2019-12-23 08:36:20 -08:00
Eddie Hung 1ea1e8e54f Merge remote-tracking branch 'origin/master' into xaig_dff 2019-12-20 13:56:13 -08:00
Eddie Hung 979bf36fb0 Split into $__ABC9_ASYNC[01], do not add cell->type to clkdomain_t 2019-12-19 11:23:41 -08:00
Eddie Hung 3b559de6e9 Interpret "abc9 -lut" as lut string only if [0-9:] 2019-12-18 12:21:12 -08:00
Eddie Hung c9c77a90b3 Remove &verify -s 2019-12-17 16:11:54 -08:00
Eddie Hung b1b99e421e Use pool<> instead of std::set<> to preserver ordering 2019-12-17 16:10:40 -08:00
N. Engelhardt c8bc1793a4 check scratchpad variable abc9.scriptfile 2019-12-17 19:39:55 +01:00
Eddie Hung d9bf7061cd Put $__ABC9_{FF_,ASYNC} into same clock domain as abc9_flop 2019-12-16 16:49:48 -08:00
N. Engelhardt 91f427d719 check scratchpad variables for custom abc scripts 2019-12-13 12:54:52 +01:00
Eddie Hung abf99d4dae tribuf: set scratchpad boolean 'tribuf.added_something' 2019-12-12 14:32:29 -08:00
Eddie Hung a46a7e8a67 Merge remote-tracking branch 'origin/master' into xaig_dff 2019-12-06 23:22:52 -08:00
Eddie Hung ab667d3d47 Call abc9 with "&write -n", and parse_xaiger() to cope 2019-12-06 16:35:57 -08:00
Eddie Hung fce527f4f7 Fix abc9 re-integration, remove abc9_control_wire, use cell->type as 
as part of clock domain for mergeability class
 2019-12-06 16:20:18 -08:00
Eddie Hung 01a3cc29ba abc9 to do clock partitioning again 2019-12-05 17:26:22 -08:00
Marcin Kościelnicki 2abe38e73e
iopadmap: Refactor and fix tristate buffer mapping. (#1527) 
The previous code for rerouting wires when inserting tristate buffers
was overcomplicated and didn't handle all cases correctly (in
particular, only cell connections were rewired — internal connections
were not).
 2019-12-04 08:44:08 +01:00
Eddie Hung d66d06b91d Add assertion 2019-12-03 19:21:42 -08:00
Eddie Hung a181ff66d3 Add abc9_init wire, attach to abc9_flop cell 2019-12-03 18:47:09 -08:00
Eddie Hung 6398b7c17c Cleanup 2019-12-01 23:43:28 -08:00
David Shah e9ce4e658b abc9: Fix breaking of SCCs 
Signed-off-by: David Shah <dave@ds0.me>
 2019-12-01 20:44:56 +00:00
Eddie Hung 6831510f5b Fix debug 2019-11-25 12:59:34 -08:00
Eddie Hung d087024caf Merge remote-tracking branch 'origin/master' into xaig_dff 2019-11-25 12:42:09 -08:00
Eddie Hung 180cb39395 abc9 to contain time call 2019-11-25 12:35:57 -08:00
Eddie Hung f50b6422b0 abc9 to no longer to clock partitioning, operate on whole modules only 2019-11-25 12:35:38 -08:00
Marcin Kościelnicki 6cdea425b8 clkbufmap: Add support for inverters in clock path. 2019-11-25 20:40:39 +01:00
Eddie Hung bf1167bc64 Conditioning abc9 on POs not accurate due to cells 2019-11-23 10:26:55 -08:00
Eddie Hung 1851f4b488 Merge remote-tracking branch 'origin/eddie/clkpart' into xaig_dff 2019-11-22 23:01:18 -08:00
Eddie Hung 900c806d4e Move clkpart into passes/hierarchy 2019-11-22 17:25:53 -08:00
Eddie Hung bf7d36627e Merge remote-tracking branch 'origin/eddie/clkpart' into xaig_dff 2019-11-22 17:00:35 -08:00
Eddie Hung 95af8f56e4 Only action if there is more than one clock domain 2019-11-22 17:00:11 -08:00
Eddie Hung 00d76f6cc4 Replace TODO 2019-11-22 16:58:08 -08:00
Eddie Hung 698854955c Merge branch 'eddie/clkpart' into xaig_dff 2019-11-22 15:41:48 -08:00
Eddie Hung 84153288bb Brackets 2019-11-22 15:41:34 -08:00
Eddie Hung 3df191cec5 Entry in Makefile.inc 2019-11-22 15:41:23 -08:00
Eddie Hung bd56161775 Merge branch 'eddie/clkpart' into xaig_dff 2019-11-22 15:38:48 -08:00
Eddie Hung 856a3dc98d New 'clkpart' to {,un}partition design according to clock/enable 2019-11-22 15:35:51 -08:00
Eddie Hung c4ec42ac38 When expanding upwards, do not capture $__ABC9_{FF,ASYNC}_ 
Since they should be captured downwards from the owning flop
 2019-11-21 16:17:03 -08:00
Eddie Hung 729c6b93e8 endomain -> ctrldomain 2019-11-20 14:32:01 -08:00
Eddie Hung 09ee96e8c2 Merge remote-tracking branch 'origin/master' into xaig_dff 2019-11-19 15:40:39 -08:00
Marcin Kościelnicki 38e72d6e13 Fix #1496. 2019-11-18 04:16:48 +01:00
whitequark c68722818a flowmap: when doing mincut, ensure source is always in X, not X̅. 
Fixes #1475.
 2019-11-12 00:15:43 +00:00
whitequark eef32195bd flowmap: don't break if that creates a k+2 (and larger) LUT either. 
Fixes #1405.
 2019-11-11 23:13:00 +00:00
Eddie Hung 2cb2116b4c Use "abc9_period" attribute for delay target 2019-10-07 15:03:44 -07:00
Eddie Hung 3879ca1398 Do not require changes to cells_sim.v; try and work out comb model 2019-10-05 22:55:18 -07:00
Eddie Hung a5ac33f230 Merge branch 'master' into eddie/abc_to_abc9 2019-10-04 17:53:20 -07:00
Eddie Hung f0cadb0de8 Fix from merge 2019-10-04 17:52:19 -07:00
Eddie Hung bbc0e06af3 Merge remote-tracking branch 'origin/master' into xaig_dff 2019-10-04 17:39:08 -07:00
Eddie Hung 0acc51c3d8 Add temporary `abc9 -nomfs` and use for `synth_xilinx -abc9` 2019-10-04 17:35:43 -07:00
Eddie Hung 7959e9d6b2 Fix merge issues 2019-10-04 17:21:14 -07:00
Eddie Hung 7a45cd5856 Merge remote-tracking branch 'origin/eddie/abc_to_abc9' into xaig_dff 2019-10-04 16:58:55 -07:00
Eddie Hung aae2b9fd9c Rename abc_* names/attributes to more precisely be abc9_* 2019-10-04 11:04:10 -07:00
Eddie Hung 549d6ea467 Merge remote-tracking branch 'origin/master' into xaig_dff 2019-10-03 10:55:23 -07:00
Clifford Wolf 0e05424885
Merge pull request #1422 from YosysHQ/eddie/aigmap_select 
Add -select option to aigmap
 2019-10-03 11:54:04 +02:00
Eddie Hung 265a655ef9 Also rename cells with _TECHMAP_REPLACE_. prefix, as per @cliffordwolf 2019-10-02 12:43:35 -07:00
Eddie Hung edc3780723 techmap wires named _TECHMAP_REPLACE_.<identifier> to create alias 2019-09-30 17:20:12 -07:00
Eddie Hung 1b96d29174 No need to punch ports at all 2019-09-30 17:02:20 -07:00
Eddie Hung 390b960c8c Resolve FIXME on calling proc just once 2019-09-30 16:37:29 -07:00
Eddie Hung e529872b01 Remove need for $currQ port connection 2019-09-30 16:33:40 -07:00
Eddie Hung f2f19df2d4 Add -select option to aigmap 2019-09-30 15:26:29 -07:00
Eddie Hung e0aa772663 Add comment 2019-09-30 15:19:02 -07:00
Eddie Hung a6994c5f16 scc call on active module module only, plus cleanup 2019-09-30 12:57:19 -07:00
Eddie Hung 8684b58bed Merge remote-tracking branch 'origin/master' into xaig_dff 2019-09-30 12:29:35 -07:00
Miodrag Milanović 0d27ffd4e6
Merge pull request #1416 from YosysHQ/mmicko/frontend_binary_in 
Open aig frontend as binary file
 2019-09-30 17:49:23 +02:00
Eddie Hung 1123c09588 Merge remote-tracking branch 'origin/master' into xaig_dff 2019-09-29 19:39:12 -07:00
Eddie Hung 8474c5b366
Merge pull request #1359 from YosysHQ/xc7dsp 
DSP inference for Xilinx (improved for ice40, initial support for ecp5)
 2019-09-29 11:26:22 -07:00
Eddie Hung 5a4011e8c9 Fix "scc" call inside abc9 to consider all wires 2019-09-29 09:58:00 -07:00
Miodrag Milanovic 3f70c1fd26 Open aig frontend as binary file 2019-09-29 13:22:11 +02:00
Eddie Hung 79b6edb639 Big rework; flop info now mostly in cells_sim.v 2019-09-28 23:48:17 -07:00
Eddie Hung 313d2478e9 Split ABC9 based on clocking only, add "abc_mergeability" attr for en 2019-09-27 18:41:04 -07:00
Eddie Hung fe722b737c Add -select option to aigmap 2019-09-27 17:44:01 -07:00
Eddie Hung 8f5710c464 Merge remote-tracking branch 'origin/master' into xaig_dff 2019-09-27 15:14:31 -07:00
Marcin Kościelnicki fd0e3a2c43 Fix _TECHMAP_REMOVEINIT_ handling. 
Previously, this wire was handled in the code that populated the "do or
do not" techmap cache, resulting in init value removal being performed
only for the first use of a given template.

Fixes the problem identified in #1396.
 2019-09-27 18:34:12 +02:00
Eddie Hung 44374b1b2b "abc_padding" attr for blackbox outputs that were padded, remove them later 2019-09-23 21:58:40 -07:00
Eddie Hung ec08a031b5 Revert abc9.cc 2019-09-20 17:52:23 -07:00
Eddie Hung 72ce06909e Trim mismatched connection to be same (smallest) size 2019-09-20 17:51:36 -07:00
Eddie Hung 567e5f0aa7 Fix first testcase in #1391 2019-09-20 17:51:27 -07:00
Clifford Wolf b76fac3ac3 Add techmap_autopurge attribute, fixes #1381 
Signed-off-by: Clifford Wolf <clifford@clifford.at>
 2019-09-19 20:00:52 +02:00
Marcin Kościelnicki c9f9518de4 Added extractinv pass 2019-09-19 04:02:48 +02:00
Eddie Hung 9a73adde50 Explicitly order function arguments 2019-09-13 16:18:05 -07:00
Marcin Kościelnicki f72765090c Add -match-init option to dff2dffs. 2019-09-11 19:38:20 +02:00