Commit Graph

271 Commits

Author SHA1 Message Date
Zachary Snow 31ebf181bb improved parse errors for certain unmatched tokens 2021-03-06 15:03:04 -05:00
Zachary Snow 77b2f8b6ce improve for decl error messaging 2021-03-05 19:58:44 -05:00
Zachary Snow da07619642 support const declarations of alias types 2021-02-23 16:45:53 -05:00
Zachary Snow 2b9fff78e7 fix indentation inconsistencies 2021-02-19 15:04:23 -05:00
Zachary Snow e9d62e01ad unify type range splitting 2021-02-19 14:50:05 -05:00
Zachary Snow aea2975d66 remove outdated TODOs 2021-02-19 12:24:56 -05:00
Zachary Snow ec766657a8 simplify value range representation 2021-02-17 17:12:57 -05:00
Zachary Snow 4bfcfe4b28 module item attrs aren't mapped onto trace statements 2021-02-17 13:35:10 -05:00
Zachary Snow 0d095e6afb updated case inside representation 2021-02-17 13:29:44 -05:00
Zachary Snow 2d7dc00b8d fix concat of based xz literals with uneven chunks 2021-02-15 16:58:56 -05:00
Zachary Snow 465060ce4f fold concatenations of number literals 2021-02-11 17:36:05 -05:00
Zachary Snow dd1a9efb40 refactor cast conversion
- delegate cast type and sign resolution to TypeOf conversion
- internal support for injecting data declarations into statements
- fix size and sign of unbased unsized literals used in casts
- avoid generating many unnecessary explicit casts
- support casts which depend on localparams within procedures
- expression traversal correctly visits types within type casts
- fix typeof on expressions of net types
- handle additional edge cases for unsized integer array patterns
- preserve signedness of implicitly flattened unpacked integer arrays
2021-02-03 16:28:53 -05:00
Zachary Snow 275130e0b0 move package param step to conversion 2021-01-27 16:41:39 -05:00
Zachary Snow 5f0dc6be0c preserve generate else branch association in codegen 2021-01-25 12:33:04 -05:00
Zachary Snow b28a3cac0d represent typedefs as localparam types 2021-01-24 10:07:35 -07:00
Zachary Snow 378ede9e1a standardize internal representation of unknown types 2021-01-24 09:55:03 -07:00
Zachary Snow 8eb3a251f7 package conversion overhaul
- full import and export support
- simplify AST representation of import and export
- allow package-scoped identifiers invoked as subroutines
- use scoped name resolution for identifiers in packages
- merge package item nesting conversion into package conversion
- fix handling of colliding enum items in separate modules
- fix visiting enum item exprs in types
2021-01-23 21:54:39 -07:00
Zachary Snow 40df902887 parser production rule for optional assignments 2021-01-21 12:05:44 -07:00
Zachary Snow ea56f51d03 support for parameters without defaults 2021-01-21 11:55:23 -07:00
Zachary Snow 2a2d819baa additional codegen test coverage
- assertions, gen case, and inout
- simplify block codegen
- remove blank lines in tasks with no inputs
2020-12-11 12:41:59 -07:00
Zachary Snow 0c31936590 maintain explicit padding in unsized number literals 2020-12-10 14:52:43 -07:00
Zachary Snow c39371c48a simplify and optimize lexing 2020-12-10 13:33:06 -07:00
Zachary Snow 2081f6a32a support attributes on port declarations 2020-12-08 11:28:28 -07:00
Zachary Snow 1fd72d878f fix double backtick handling in backtick string 2020-12-04 13:22:38 -07:00
Zachary Snow 091520e4cd allow generate scoped basic subroutine invocations in statement blocks 2020-11-30 20:36:06 -07:00
Zachary Snow 82290b16ee simplify lexer character position lookup 2020-11-27 14:29:59 -07:00
Zachary Snow e471d37e5c preprocessor batch consumption 2020-11-27 12:05:32 -07:00
Zachary Snow eb908b8db7 fix ordering of and outputs 2020-09-13 23:24:21 -04:00
Zachary Snow e4135bb896 use strict State and Writer monads 2020-08-11 19:14:18 -04:00
Zachary Snow ddaa7ff6c6 zero-pad sized integrals no larger than 256 bits 2020-08-09 17:36:25 -04:00
Zachary Snow 67466eaa60 major interface conversion update
- module instances with modport bindings are now inlined
- support for modports in generate loops
- support for generic interfaces
- implied modport instance propagation
- add error message for interface instances missing port list
2020-08-08 20:43:47 -06:00
Zachary Snow 39519dd439 zero-pad sized integrals smaller than 32 bits 2020-07-23 22:46:19 -06:00
Zachary Snow 359a3de91e parser rejects errant declarations 2020-07-22 21:35:25 -06:00
Zachary Snow bf1d9283d7 interpret package parameters as localparams 2020-07-13 18:54:45 -06:00
Zachary Snow d88c516d33 enhanced handling of number literals
- number literals are parsed rather than stored as strings
- fix array query functions used on non-trivial number literals
- more efficient expression simplification recursion
- expanded constant folding scenarios
2020-07-12 15:06:27 -06:00
Zachary Snow 69b2e86aee remove pattern synonyms which introduced excessive overhead 2020-07-09 21:01:18 -06:00
Zachary Snow d2a0ba0d13 improved handling of number literals
- elaborated literals larger than 32 bits are given an explicit size
- constant folding no longer encodes illegal negative numbers
2020-07-08 21:49:50 -06:00
Zachary Snow 219a57c37b preliminary language support for parameterized class scopes 2020-07-08 17:46:37 -06:00
Zachary Snow 1903bc190d use unbounded integers 2020-07-02 23:33:03 -06:00
Zachary Snow 211e4b0ed8 fix literal casts larger than 32 bits 2020-07-01 23:35:30 -06:00
Zachary Snow 8d37db30e5 support complex modport expressions
- modports can use complex expressions
- update interface_infer test for consistency across simulators
- fix interface inlining of implicitly typed data declarations
2020-06-19 20:32:37 -04:00
Zachary Snow 64f3067d78 allow dimension shorthand for instance arrays 2020-06-17 22:26:27 -04:00
Zachary Snow 3cfd368bc2 support multi-dimensional instances 2020-06-17 22:18:08 -04:00
Zachary Snow 12be569742 reduce usage of maybe 2020-06-14 15:56:09 -04:00
Zachary Snow b71e0f5346 performance improvements
- removed repetition in dimension query conversion
- removed repetition in package item nesting conversion
- packing item nesting conversion short circuit
- param type conversion doesn't bother renaming non-param type instances
- implement showsPrec for certain expression cases
2020-06-14 09:20:34 -04:00
Zachary Snow 9adb7522e9 improve stmt representation 2020-06-09 21:18:31 -04:00
Zachary Snow 3186afe400 additional expression simplification cases 2020-06-06 23:18:22 -04:00
Zachary Snow 82703834ac constant folding for shifts 2020-06-06 22:45:17 -04:00
Zachary Snow eb93ba67fc integer atom explicit sign cast support 2020-06-06 21:26:14 -04:00
Zachary Snow ae392d4536 fix single bit enum sizing
- single bit localparams retain explicit range
- fix $bits on unsized literals
- use Implicit over Maybe for underlying type
2020-06-05 21:32:02 -04:00