Verilator 5.018 2023-10-30 Released

[wsnyder]

Verilator 5.018 2023-10-30

Major:

• Support compilation with precompiled headers with Make and GCC or CLang.
• Change include of systemc instead of systemc.h (verilator/verilator#4622) (verilator/verilator#4623). [Chih-Mao Chen] This may require that SystemC programs add 'using namespace sc_core', 'using namespace sc_dt'.

Minor:

• Add SIDEEFFECT warning on mishandled side effect cases.
• Add trace() API even when Verilated without --trace (verilator/verilator#4462). [phelter]
• Add warning on interface instantiation without parens (verilator/verilator#4094). [Gökçe Aydos]
• Add sv_vpi_user.h from IEEE 1800-2017 Annex M (verilator/verilator#4606). [Marlon James]
• Support 'disable fork' (verilator/verilator#4125) (verilator/verilator#4569). [Aleksander Kiryk, Antmicro Ltd.]
• Support 'wait fork' (verilator/verilator#4586). [Aleksander Kiryk, Antmicro Ltd.]
• Support 'randc' (verilator/verilator#4349).
• Support assigning events (verilator/verilator#4403). [Krzysztof Boroński]
• Support resizing function call inout arguments (verilator/verilator#4467).
• Support NBAs in non-inlined functions/tasks (verilator/verilator#4496) (verilator/verilator#4572). [Krzysztof Bieganski, Antmicro Ltd.]
• Support converting parameters inside modules to localparams (verilator/verilator#4511). [Anthony Donlon]
• Support concatenation of unpacked arrays (verilator/verilator#4558). [Yutetsu TAKATSUKASA]
• Support Clang 16 (verilator/verilator#4592). [Mariusz Glebocki]
• Support VPI variables of real and string data types (verilator/verilator#4594). [Marlon James]
• Support making VL_LOCK_SPINS configurable (verilator/verilator#4599). [Geza Lore]
• Change code --stats output (verilator/verilator#4597). [Geza Lore]
• Change --prof-exec infrastructure and report (verilator/verilator#4602). [Geza Lore]
• Change lint_off to not propagate upwards to files including where the lint_off is.
• Optimize empty expression statements (verilator/verilator#4544).
• Optimize trace internals (verilator/verilator#4610) (verilator/verilator#4612). [Geza Lore]
• Optimize internal performance issues (verilator/verilator#4638). [Geza Lore]
• Fix conversion of impure logical expressions to bit expressions (verilator/verilator#487 partial) (verilator/verilator#4437). [Ryszard Rozak, Antmicro Ltd.]
• Fix enum functions in localparams (verilator/verilator#3999). [Andrew Nolte]
• Fix passing arguments by reference (verilator/verilator#3385 partial) (verilator/verilator#4489). [Ryszard Rozak, Antmicro Ltd.]
• Fix multithreading handling to separate by code units that use/never use it (verilator/verilator#4228). [Mariusz Glebocki, Antmicro Ltd.]
• Fix usage of annotation options (verilator/verilator#4486) (verilator/verilator#4504). [Michal Czyz]
• Fix detecting local vars in nested forks (verilator/verilator#4493) (verilator/verilator#4506). [Kamil Rakoczy]
• Fix handling input file path separator (verilator/verilator#4515) (verilator/verilator#4516). [Anthony Donlon]
• Fix mis-support for parameterized UDPs (verilator/verilator#4518). [Anthony Donlon]
• Fix constant conversion of $realtobits, $bitstoreal (verilator/verilator#4522). [Andrew Nolte]
• Fix conversion of integers in $display '%e' (verilator/verilator#4528). [muzafferkal]
• Fix non-inlined interface tracing (verilator/verilator#3984) (verilator/verilator#4530). [Todd Strader]
• Fix stream operations with operands of struct type (verilator/verilator#4531) (verilator/verilator#4532). [Ryszard Rozak, Antmicro Ltd.]
• Fix 'this' in a constructor (verilator/verilator#4533). [Ryszard Rozak, Antmicro Ltd.]
• Fix stream shift operator of 32 bits (verilator/verilator#4536). [Julien Faucher]
• Fix object destruction after a copy constructor (verilator/verilator#4540) (verilator/verilator#4541). [Ryszard Rozak, Antmicro Ltd.]
• Fix inlining of real functions miscasting (verilator/verilator#4543). [Andrew Nolte]
• Fix broken link error for enum references (verilator/verilator#4551). [Anthony Donlon]
• Fix logical expressions with class objects - caching in v3Const (verilator/verilator#4552). [Ryszard Rozak, Antmicro Ltd.]
• Fix using functions/tasks following class definition inside module (verilator/verilator#4553). [Anthony Donlon]
• Fix large constant buffer overflow (verilator/verilator#4556). [Varun Koyyalagunta]
• Fix instance arrays connecting to array of structs (verilator/verilator#4557). [raphmaster]
• Fix error message for invalid parameter overrides (verilator/verilator#4559). [Anthony Donlon]
• Fix shift to remove operation side effects (verilator/verilator#4563).
• Fix compile warning on unused member function variable (verilator/verilator#4567).
• Fix method narrowing conversion compiler error (verilator/verilator#4568).
• Fix interface comparison (verilator/verilator#4570). [Krzysztof Bieganski, Antmicro Ltd.]
• Fix dynamic triggers for named events (verilator/verilator#4571). [Krzysztof Bieganski, Antmicro Ltd.]
• Fix dictionaries with keys of class types (verilator/verilator#4576). [Ryszard Rozak, Antmicro Ltd.]
• Fix to not remap local assign intervals in forks (verilator/verilator#4583). [Krzysztof Bieganski, Antmicro Ltd.]
• Fix display optimization ignoring side effects (verilator/verilator#4585).
• Fix PLI/DPI user defined system task/function grammar (verilator/verilator#4587) (verilator/verilator#4588). [Quentin Corradi]
• Fix fault on empty clocking block (verilator/verilator#4593). [Alex Mykyta]
• Fix creating implicit nets for inputs of gate primitives (verilator/verilator#4603). [Geza Lore]
• Fix try_put method of unbounded mailbox (verilator/verilator#4608). [Ryszard Rozak, Antmicro Ltd.]
• Fix stable name generation in V3Fork (verilator/verilator#4615) (verilator/verilator#4624). [Krzysztof Boroński]
• Fix virtual methods (verilator/verilator#4616). [Ryszard Rozak, Antmicro Ltd.]
• Fix insertion at queue end (verilator/verilator#4619). [Krzysztof Boroński]
• Fix rand fields of reference types (verilator/verilator#4627). [Ryszard Rozak, Antmicro Ltd.]
• Fix dynamic casts of null values (verilator/verilator#4631). [Ryszard Rozak, Antmicro Ltd.]
• Fix signals read via virtual interfaces being misoptimized (verilator/verilator#4645). [Krzysztof Bieganski, Antmicro Ltd.]
• Fix handling of static keyword in methods (verilator/verilator#4649). [Ryszard Rozak, Antmicro Ltd.]
• Fix preprocessor to show `line 2 on resumed file.