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10 commits

Author SHA1 Message Date
whitequark 44711b7d08 hdl.ir: detect elaboratables that are created but not used. 
Requres every elaboratable to inherit from Elaboratable, but still
accepts ones that do not, with a warning.

Fixes #3.
 2019-04-21 08:52:57 +00:00
whitequark 0a2a7025a6 hdl.xfrm: allow using FragmentTransformer on any elaboratable. 
Fixes #29.
 2019-04-10 00:23:11 +00:00
whitequark 198efcad31 hdl.xfrm: add SampleLowerer. 2019-01-17 01:41:02 +00:00
whitequark 011bf2258e hdl: make ClockSignal and ResetSignal usable on LHS. 
Fixes #8.
 2019-01-14 15:38:16 +00:00
whitequark 98f554aa08 hdl.xfrm, back.rtlil: implement and use LHSGroupFilter. 
This is a refactoring to simplify reusing the filtering code in
simulation, and separate that concern from backends in general.
 2018-12-24 02:17:28 +00:00
whitequark 1c7c75a254 hdl.xfrm: implement SwitchCleaner, for pruning empty switches. 2018-12-24 02:02:59 +00:00
whitequark 621dddebfd hdl.xfrm: avoid cycles in union-find graph in LHSGroupAnalyzer. 2018-12-22 22:19:14 +00:00
whitequark ae0cb48fbb hdl.xfrm: implement LHSGroupAnalyzer. 2018-12-22 06:58:24 +00:00
whitequark 8d1639a5a8 hdl, back: add and use SignalSet/SignalDict. 2018-12-17 17:21:29 +00:00
whitequark c6e7a93717 hdl: appropriately rename tests. NFC. 2018-12-15 16:13:53 +00:00
Renamed from nmigen/test/test_fhdl_xfrm.py (Browse further)