yosys/techlibs
Eddie Hung 55dc5a4e4f
abc9: fix SCC issues (#2694)
* xilinx: add SCC test for DSP48E1

* xilinx: Gate DSP48E1 being a whitebox behind ALLOW_WHITEBOX_DSP48E1

Have a test that checks it works through ABC9 when enabled

* abc9 to break SCCs using $__ABC9_SCC_BREAKER module

* Add test

* abc9_ops: remove refs to (* abc9_keep *) on wires

* abc9_ops: do not bypass cells in an SCC

* Add myself to CODEOWNERS for abc9*

* Fix compile

* abc9_ops: run -prep_hier before scc

* Fix tests

* Remove bug reference pending fix

* abc9: fix for -prep_hier -dff

* xaiger: restore PI handling

* abc9_ops: -prep_xaiger sigmap

* abc9_ops: -mark_scc -> -break_scc

* abc9: eliminate hard-coded abc9.box from tests

Also tidy up

* Address review
2021-03-29 22:01:57 -07:00
..
achronix Blackbox all whiteboxes after synthesis 2021-03-17 21:07:20 +00:00
anlogic Blackbox all whiteboxes after synthesis 2021-03-17 21:07:20 +00:00
common abc9: fix SCC issues (#2694) 2021-03-29 22:01:57 -07:00
coolrunner2 Blackbox all whiteboxes after synthesis 2021-03-17 21:07:20 +00:00
easic Blackbox all whiteboxes after synthesis 2021-03-17 21:07:20 +00:00
ecp5 Blackbox all whiteboxes after synthesis 2021-03-17 21:07:20 +00:00
efinix Blackbox all whiteboxes after synthesis 2021-03-17 21:07:20 +00:00
gowin Blackbox all whiteboxes after synthesis 2021-03-17 21:07:20 +00:00
greenpak4 Blackbox all whiteboxes after synthesis 2021-03-17 21:07:20 +00:00
ice40 Blackbox all whiteboxes after synthesis 2021-03-17 21:07:20 +00:00
intel Blackbox all whiteboxes after synthesis 2021-03-17 21:07:20 +00:00
intel_alm Blackbox all whiteboxes after synthesis 2021-03-17 21:07:20 +00:00
machxo2 Blackbox all whiteboxes after synthesis 2021-03-17 21:07:20 +00:00
nexus Blackbox all whiteboxes after synthesis 2021-03-17 21:07:20 +00:00
quicklogic quicklogic: PolarPro 3 support 2021-03-18 13:28:16 +01:00
sf2 Blackbox all whiteboxes after synthesis 2021-03-17 21:07:20 +00:00
xilinx Blackbox all whiteboxes after synthesis 2021-03-17 21:07:20 +00:00
.gitignore added .gitignore files 2013-01-05 11:19:11 +01:00