Commit Graph

259 Commits

Author SHA1 Message Date
Clifford Wolf d267bcde4e Fixed bug in sequential sat proofs and improved handling of asserts 2014-02-04 12:46:16 +01:00
Clifford Wolf d06258f74f Added constant size expression support of sized constants 2014-02-01 13:50:23 +01:00
Clifford Wolf 4df7e03ec9 Bugfix in name resolution with generate blocks 2014-01-30 15:01:28 +01:00
Clifford Wolf 88fbdd4916 Fixed algorithmic complexity of AST simplification of long expressions 2014-01-20 20:25:20 +01:00
Clifford Wolf 1e67099b77 Added $assert cell 2014-01-19 14:03:40 +01:00
Clifford Wolf a3d94bf888 Fixed typo in frontends/ast/simplify.cc 2014-01-12 21:04:42 +01:00
Clifford Wolf 364f277afb Fixed a stupid access after delete bug 2013-12-29 20:18:22 +01:00
Clifford Wolf ecc30255ba Added proper === and !== support in constant expressions 2013-12-27 13:50:08 +01:00
Clifford Wolf 891e4b5b0d Keep strings as strings in const ternary and concat 2013-12-05 13:26:17 +01:00
Clifford Wolf e935bb6eda Added const folding support for $signed and $unsigned 2013-12-05 13:09:41 +01:00
Clifford Wolf 853538d78b Fixed generate-for (and disabled double warning for auto-wire) 2013-12-04 21:33:00 +01:00
Clifford Wolf 3c220e0b32 Added support for $clog2 system function 2013-12-04 21:19:54 +01:00
Clifford Wolf 4a4a3fc337 Various improvements in support for generate statements 2013-12-04 21:06:54 +01:00
Clifford Wolf 507c63d112 Added support for local regs in named blocks 2013-12-04 09:10:16 +01:00
Clifford Wolf 019b301541 Early wire/reg/parameter width calculation in ast/simplify 2013-11-24 19:40:23 +01:00
Clifford Wolf 95c94a02fc Fixed async proc detection in mem2reg 2013-11-21 21:26:56 +01:00
Clifford Wolf 09471846c5 Major improvements in mem2reg and added "init" sync rules 2013-11-21 13:49:00 +01:00
Clifford Wolf 65ad556f3d Another name resolution bugfix for generate blocks 2013-11-20 13:57:40 +01:00
Clifford Wolf c4c299eb5a Do not allow memory bit select on the left side of an assignment 2013-11-20 12:18:46 +01:00
Clifford Wolf ac2be2d892 Fixed name resolution of local tasks and functions in generate block 2013-11-20 11:05:58 +01:00
Clifford Wolf 19dba2561e Implemented part/bit select on memory read 2013-11-20 10:51:32 +01:00
Clifford Wolf 4f2edcf2f9 Fixed two bugs in mem2reg functionality in AST frontend 2013-11-18 19:55:12 +01:00
Clifford Wolf de03184150 Fixed mem2reg for reg usage outside always block 2013-11-18 12:35:41 +01:00
Clifford Wolf 9f49d538e1 Fixed handling of different signedness in power operands 2013-11-08 11:06:11 +01:00
Clifford Wolf 4abc8e695a Implemented const folding of ternary op with undef select 2013-11-08 04:44:09 +01:00
Clifford Wolf fc6dc0d7b8 Fixed handling of power operator 2013-11-07 22:20:00 +01:00
Clifford Wolf d7cb62ac96 Fixed more extend vs. extend_u0 issues 2013-11-07 19:20:20 +01:00
Clifford Wolf 02f4f89fdb Disabled const folding of ternary op when select is undef 2013-11-07 18:18:16 +01:00
Clifford Wolf ed4bcd52e5 Fixed sign handling in constants 2013-11-07 14:53:10 +01:00
Clifford Wolf 83a8b8b5ca Fixed const folding in corner cases with parameters 2013-11-07 14:08:53 +01:00
Clifford Wolf 536621a98b Fixed at_zero evaluation of dynamic ranges 2013-11-07 11:25:19 +01:00
Clifford Wolf f050c40519 Various fixes for correct parameter support 2013-11-07 10:02:11 +01:00
Clifford Wolf f2786df146 Another fix for early width and sign detection in ast simplifier 2013-11-04 21:29:36 +01:00
Clifford Wolf d38c67f53d Fixed const folding of ternary operator 2013-11-04 16:46:14 +01:00
Clifford Wolf 8d226da694 Use proper bit width ans sign extension for const folding 2013-11-04 15:37:09 +01:00
Clifford Wolf 1325514d33 Fixes for early width and sign detection in ast simplifier 2013-11-04 08:28:13 +01:00
Clifford Wolf 472117d532 further improved early width and sign detection in ast simplifier 2013-11-04 06:04:42 +01:00
Clifford Wolf ada80545fa Behavior should be identical now to rev. 0b4a64ac6a (next: testing before constfold fixes) 2013-11-02 21:13:01 +01:00
Clifford Wolf 943329c1dc Various ast changes for early expression width detection (prep for constfold fixes) 2013-11-02 13:00:17 +01:00
Clifford Wolf 23cf23418c Fixed handling of boolean attributes (frontends) 2013-10-24 11:20:13 +02:00
Johann Glaser 6c4cbc03c2 Added support for notif0/notif1 primitives 2013-08-20 11:23:59 +02:00
Clifford Wolf 8656b1c08f Added support for bufif0/bufif1 primitives 2013-08-19 19:50:04 +02:00
Clifford Wolf 4214561890 Improved ast dumping (ast/verilog frontend) 2013-08-19 19:49:14 +02:00
Clifford Wolf 56432a920f Added defparam support to Verilog/AST frontend 2013-07-04 14:12:33 +02:00
Clifford Wolf 59dd02baa2 Fixes and improvements in AST const folding 2013-06-10 13:56:03 +02:00
Clifford Wolf db98a18edb Enabled AST/Verilog front-end optimizations per default 2013-06-10 13:19:04 +02:00
Clifford Wolf c5ee2b306a Merge branch 'bugfix' 2013-05-16 16:44:45 +02:00
Clifford Wolf 6cc8e848b6 Fixed synthesis of functions in latched blocks 2013-05-16 16:44:06 +02:00
Clifford Wolf 161565be10 Added AST_INITIAL (before verilog "initial" was mapped to AST_ALWAYS) 2013-03-31 11:19:11 +02:00
Clifford Wolf 7a99349de4 Improvements and bugfixes for generate blocks with local signals 2013-03-26 11:31:34 +01:00
Clifford Wolf 6a382f2aba Fixed handling of unconditional generate blocks 2013-03-26 09:44:54 +01:00
Clifford Wolf 227520f94d Added nosync attribute and some async reset related fixes 2013-03-25 17:13:14 +01:00
Clifford Wolf df9753d398 Added mem2reg option to verilog frontend 2013-03-24 11:13:32 +01:00
Clifford Wolf 3a5244e913 Another fix in mem2reg ast simplify logic 2013-03-24 10:42:08 +01:00
Clifford Wolf bb3357c027 Improved mem2reg handling in ast simplifier 2013-03-24 09:27:01 +01:00
Clifford Wolf e45d1c8865 Tiny fixes to verilog parser 2013-03-23 18:54:31 +01:00
Clifford Wolf a321a5c412 Moved stand-alone libs to libs/ directory and added libs/subcircuit 2013-02-27 09:32:19 +01:00
Clifford Wolf 4f0c2862a0 Added support for verilog genblock[index].member syntax 2013-02-26 13:18:22 +01:00
Clifford Wolf 7764d0ba1d initial import 2013-01-05 11:13:26 +01:00