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377 commits

Author SHA1 Message Date
Henner Zeller
8c2b4f0a50 Avoid work in replace() if rules empty.
This speeds up processing when number of bits are large but there
is actually nothing to replace. Adresses part of #1382.

Signed-off-by: Henner Zeller <h.zeller@acm.org>
2019-09-29 00:17:40 -07:00
Eddie Hung
52355f5185 Use more ID::{A,B,Y,blackbox,whitebox} 2019-08-15 14:50:10 -07:00
Clifford Wolf
b25cf36856 Add YOSYS_NO_IDS_REFCNT configuration macro
Signed-off-by: Clifford Wolf <clifford@clifford.at>
2019-08-11 12:23:16 +02:00
Clifford Wolf
390bf459fb Use ID() in kernel/*, add simple ID:: hack (to be improved upon later)
Signed-off-by: Clifford Wolf <clifford@clifford.at>
2019-08-11 11:39:46 +02:00
Clifford Wolf
8222c5735e More improvements and cleanups in IdString subsystem
- better use of "inline" keyword
- deprecate "sticky" IDs feature
- improve handling of empty ID
- add move constructor

Signed-off-by: Clifford Wolf <clifford@clifford.at>
2019-08-11 11:39:46 +02:00
Eddie Hung
7164996921 RTLIL::S{0,1} -> State::S{0,1} 2019-08-07 11:12:38 -07:00
Eddie Hung
48d0f99406 stoi -> atoi 2019-08-07 11:09:17 -07:00
Eddie Hung
234fcf1724 Fix typos 2019-08-06 19:07:45 -07:00
Eddie Hung
c11ad24fd7 Use std::stoi instead of atoi(<str>.c_str()) 2019-08-06 16:45:48 -07:00
Eddie Hung
e38f40af5b Use IdString::begins_with() 2019-08-06 16:42:25 -07:00
Eddie Hung
3486235338 Make liberal use of IdString.in() 2019-08-06 16:18:18 -07:00
Clifford Wolf
023086bd46 Add $_NMUX_, add "abc -g cmos", add proper cmos cell costs
Signed-off-by: Clifford Wolf <clifford@clifford.at>
2019-08-06 04:47:55 +02:00
whitequark
df6576edc8 In RTLIL::Module::check(), check process invariants. 2019-06-19 05:22:13 +00:00
Clifford Wolf
287de4b848 Add rewrite_sigspecs2, Improve remove() wires
Signed-off-by: Clifford Wolf <clifford@clifford.at>
2019-05-15 16:01:00 +02:00
Matthew Daiter
6e629d2895 Minor optimization to get_attribute_bool 2019-05-07 22:04:28 -05:00
Eddie Hung
d9c4644e88 Merge remote-tracking branch 'origin/master' into clifford/specify 2019-05-03 15:05:57 -07:00
Clifford Wolf
9268cd1613 Fix performance bug in RTLIL::SigSpec::operator==(), fixes #970
Signed-off-by: Clifford Wolf <clifford@clifford.at>
2019-04-30 15:19:10 +02:00
Clifford Wolf
64925b4e8f Improve $specrule interface
Signed-off-by: Clifford Wolf <clifford@clifford.at>
2019-04-23 22:57:10 +02:00
Clifford Wolf
4575e4ad86 Improve $specrule interface
Signed-off-by: Clifford Wolf <clifford@clifford.at>
2019-04-23 22:18:04 +02:00
Clifford Wolf
71c38d9de5 Add $specrule cells for $setup/$hold/$skew specify rules
Signed-off-by: Clifford Wolf <clifford@clifford.at>
2019-04-23 21:36:59 +02:00
Clifford Wolf
e807e88b60 Rename T_{RISE,FALL}_AVG to T_{RISE,FALL}_TYP to better match verilog std nomenclature
Signed-off-by: Clifford Wolf <clifford@clifford.at>
2019-04-23 21:36:59 +02:00
Clifford Wolf
e1d73e03d3 Add InternalCellChecker support for $specify2 and $specify3
Signed-off-by: Clifford Wolf <clifford@clifford.at>
2019-04-23 21:36:59 +02:00
Clifford Wolf
3cc95fb4be Add specify parser
Signed-off-by: Clifford Wolf <clifford@clifford.at>
2019-04-23 21:36:59 +02:00
Clifford Wolf
99d5435650
Merge pull request #905 from christian-krieg/feature/python_bindings
Feature/python bindings
2019-04-22 14:47:52 +02:00
Clifford Wolf
5b915f0153 Add "wbflip" command
Signed-off-by: Clifford Wolf <clifford@clifford.at>
2019-04-20 11:04:46 +02:00
Clifford Wolf
f4abc21d8a Add "whitebox" attribute, add "read_verilog -wb"
Signed-off-by: Clifford Wolf <clifford@clifford.at>
2019-04-18 17:45:47 +02:00
Clifford Wolf
dfb242c905 Add "read_ilang -lib"
Signed-off-by: Clifford Wolf <clifford@clifford.at>
2019-04-05 17:31:49 +02:00
Benedikt Tutzer
827a96d3a3 Global lists in rtlil.cc are now static objects 2019-04-03 14:27:39 +02:00
Benedikt Tutzer
03d1606b42 Merge remote-tracking branch 'origin/master' into feature/python_bindings 2019-03-28 12:16:39 +01:00
Clifford Wolf
3b796c033c Add RTLIL::Const::ext[su](), fix RTLIL::SigSpec::extend_u0 for 0-size signals
Signed-off-by: Clifford Wolf <clifford@clifford.at>
2019-03-23 14:38:48 +01:00
Clifford Wolf
370db33a4c Add fmcombine pass
Signed-off-by: Clifford Wolf <clifford@clifford.at>
2019-03-15 20:46:17 +01:00
Clifford Wolf
20c6a8c9b0 Improve determinism of IdString DB for similar scripts
Signed-off-by: Clifford Wolf <clifford@clifford.at>
2019-03-11 20:12:28 +01:00
Clifford Wolf
246391200e Add FF support to wreduce
Signed-off-by: Clifford Wolf <clifford@clifford.at>
2019-02-20 16:36:42 +01:00
whitequark
18291c20d2 proc_clean: remove any empty cases if all cases use all-def compare. 2018-12-23 09:04:30 +00:00
Ruben Undheim
c50afc4246 Documentation improvements etc.
- Mention new feature in the SystemVerilog section in the README file
- Commented changes much better
- Rename a few signals to make it clearer
- Prevent warning for unused signals in an easier way
- Add myself as copyright holder to 2 files
- Fix one potential memory leak (delete 'wire' if not in modport)
2018-10-13 20:34:44 +02:00
Ruben Undheim
458a94059e Support for 'modports' for System Verilog interfaces 2018-10-12 21:11:48 +02:00
Ruben Undheim
75009ada3c Synthesis support for SystemVerilog interfaces
This time doing the changes mostly in AST before RTLIL generation
2018-10-12 21:11:36 +02:00
Benedikt Tutzer
95d65971f3 added some checks if python is enabled to make sure everything compiles if python is disabled in the makefile 2018-08-20 16:04:43 +02:00
Benedikt Tutzer
bf7b73acfc Added Wrappers for:
-IdString
-Const
-CaseRule
-SwitchRule
-SyncRule
-Process
-SigChunk
-SigBit
-SigSpec
With all their member functions as well as the remaining member
functions for Cell, Wire, Module and Design and static functions of
rtlil.h
2018-08-13 15:18:46 +02:00
Benedikt Tutzer
e7d3f3cd46 added destructors for wires and cells 2018-07-10 08:52:36 +02:00
Benedikt Tutzer
55df7fff19 removed debug output 2018-07-09 16:02:10 +02:00
Benedikt Tutzer
8ebaeecd83 multiple designs can now exist independent from each other. Cells/Wires/Modules can now move to a different parent without referencing issues 2018-07-09 15:48:06 +02:00
Clifford Wolf
eb67a7532b Add $allconst and $allseq cell types
Signed-off-by: Clifford Wolf <clifford@clifford.at>
2018-02-23 13:14:47 +01:00
Clifford Wolf
c80315cea4 Bugfix in hierarchy handling of blackbox module ports
Signed-off-by: Clifford Wolf <clifford@clifford.at>
2018-01-05 13:28:45 +01:00
Clifford Wolf
76afff7ef6 Add RTLIL::Const::is_fully_ones() 2017-12-14 02:06:39 +01:00
Clifford Wolf
96ad688849 Add SigSpec::is_fully_ones() 2017-12-14 01:29:09 +01:00
Clifford Wolf
13eb47c692 Add src arguments to all cell creator helper functions 2017-09-09 10:16:48 +02:00
Clifford Wolf
8a66bd30c6 Update more stuff to use get_src_attribute() and set_src_attribute() 2017-09-01 12:26:55 +02:00
Jason Lowdermilk
71d43cfc08 Merge remote-tracking branch 'upstream/master' 2017-08-30 11:47:06 -06:00
Jason Lowdermilk
271e8ba7cd fix indent level 2017-08-30 11:46:41 -06:00