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1504 commits

Author SHA1 Message Date
Eddie Hung
a30d5e1cc3 Fold loop 2019-11-26 21:57:50 -08:00
Eddie Hung
68717dd03b Do not sigmap keep bits inside write_xaiger 2019-11-26 21:57:50 -08:00
Eddie Hung
7136cee6b4 xaiger: do not promote output wires 2019-11-26 21:55:37 -08:00
Eddie Hung
99702efaba xaiger: do not promote output wires 2019-11-26 19:03:02 -08:00
Eddie Hung
da51492dbc Fold loop 2019-11-25 15:43:37 -08:00
Eddie Hung
7f0914a408 Do not sigmap keep bits inside write_xaiger 2019-11-25 15:42:07 -08:00
Eddie Hung
81548d1ef9 write_xaiger back to working with whole modules only 2019-11-22 16:52:17 -08:00
Eddie Hung
8ef241c6f4 Revert "write_xaiger to not use module POs but only write outputs if driven"
This reverts commit 0ab1e496dc.
2019-11-22 13:24:28 -08:00
Eddie Hung
0ab1e496dc write_xaiger to not use module POs but only write outputs if driven 2019-11-21 16:19:28 -08:00
Eddie Hung
929beda19c abc9 to support async flops $_DFF_[NP][NP][01]_ 2019-11-19 16:57:26 -08:00
Eddie Hung
09ee96e8c2 Merge remote-tracking branch 'origin/master' into xaig_dff 2019-11-19 15:40:39 -08:00
whitequark
3c643c57df write_verilog: add -extmem option, to write split memory init files.
Some toolchains (in particular Quartus) are pathologically slow if
a large amount of assignments in `initial` blocks are used.
2019-11-18 01:27:21 +00:00
Clifford Wolf
cd44826d50 Use cell name for btor bad state props when it is a public name
Signed-off-by: Clifford Wolf <clifford@clifford.at>
2019-11-14 11:57:38 +01:00
Makai Mann
d88cc139a0 Add an info string symbol for bad states in btor backend 2019-11-11 16:40:51 -08:00
Clifford Wolf
5110a34dd7 Fix write_aiger bug added in 524af21
Signed-off-by: Clifford Wolf <clifford@clifford.at>
2019-11-04 14:25:13 +01:00
Clifford Wolf
81876a3734
Merge pull request #1393 from whitequark/write_verilog-avoid-init
write_verilog: do not print (*init*) attributes on regs
2019-10-27 10:25:01 +01:00
Clifford Wolf
f02623abb5 Bugfix in smtio vcd handling of $-identifiers
Signed-off-by: Clifford Wolf <clifford@clifford.at>
2019-10-23 00:04:34 +02:00
Eddie Hung
b2e34f932a Rename $currQ to $abc9_currQ 2019-10-07 15:31:43 -07:00
Eddie Hung
90a954bb9c Get rid of latch_* in write_xaiger 2019-10-07 13:09:13 -07:00
Eddie Hung
1504ca2cd9 Remove "write_xaiger -zinit" 2019-10-07 11:58:49 -07:00
Eddie Hung
e1554b56dd Add comment on default flop init 2019-10-07 11:56:17 -07:00
Eddie Hung
d9fba95177 Get rid of output_port lookup 2019-10-07 11:49:06 -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
3c6e5d82a6 Error if $currQ not found 2019-10-05 09:06:13 -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
2ed2e9c3e8 Change smtbmc "Warmup failed" status to "PREUNSAT"
Signed-off-by: Clifford Wolf <clifford@clifford.at>
2019-10-03 14:59:07 +02:00
Clifford Wolf
a84a2d74c7 Fix btor back-end to use "state" instead of "input" for undef init bits
Signed-off-by: Clifford Wolf <clifford@clifford.at>
2019-10-02 12:48:04 +02:00
Eddie Hung
1b96d29174 No need to punch ports at all 2019-09-30 17:02:20 -07:00
Eddie Hung
e529872b01 Remove need for $currQ port connection 2019-09-30 16:33:40 -07:00
Eddie Hung
eecfdda614 Cleanup 2019-09-30 15:24:03 -07:00
Eddie Hung
74678227c7 Use a cell_cache to instantiate once rather than opt_merge call 2019-09-30 13:21:07 -07:00
Eddie Hung
a6994c5f16 scc call on active module module only, plus cleanup 2019-09-30 12:57:19 -07:00
Eddie Hung
bd8356799a Use derived module 2019-09-30 12:34:28 -07:00
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
f3e150d9a5 Merge remote-tracking branch 'origin/master' into xaig_dff 2019-09-29 09:21:51 -07:00
Miodrag Milanović
ce0631c371
Merge pull request #1413 from YosysHQ/mmicko/backend_binary_out
Support binary files for backends, fixes #1407
2019-09-29 10:37:34 +02:00
Eddie Hung
79b6edb639 Big rework; flop info now mostly in cells_sim.v 2019-09-28 23:48:17 -07:00
Miodrag Milanovic
0c380f0855 Add aiger and protobuf backends binary support 2019-09-28 09:51:48 +02:00
Miodrag Milanovic
d0493925ec Support binary files for backends, fixes #1407 2019-09-28 09:36:18 +02:00
Eddie Hung
cfa6dd61ef Use abc_mergeability attr for "r" extension 2019-09-27 18:41:43 -07:00
Eddie Hung
dc154c39a8 Fix infinite recursion 2019-09-27 17:45:49 -07:00
Eddie Hung
8f5710c464 Merge remote-tracking branch 'origin/master' into xaig_dff 2019-09-27 15:14:31 -07:00
Aman Goel
5eebfabe42 Corrects btor2 backend 2019-09-27 12:40:17 -04:00
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
c340fbfab2 Force $inout.out ports to begin with '$' to indicate internal 2019-09-23 21:58:04 -07:00
whitequark
4f426c2ac4 write_verilog: do not print (*init*) attributes on regs.
If an init value is emitted for a reg, an (*init*) attribute is never
necessary, since it is exactly equivalent. On the other hand, some
tools that consume Verilog (ISE, Vivado, Quartus) complain about
(*init*) attributes because their interpretation differs from Yosys.

All (*init*) attributes that would not become reg init values anyway
are emitted as before.
2019-09-22 16:52:06 +00:00