Antlr

This is only required by the developer to re-generate the lexer/parser based on a grammar file.

From: https://github.com/antlr/antlr4/blob/master/doc/getting-started.md

Download antlr4:

cd /usr/local/lib
sudo curl -O https://www.antlr.org/download/antlr-4.13.1-complete.jar

Antlr API reference: http://www.antlr.org/api/Java/index.html

Upgrading the Antlr version

  • Download latest jar file (See above)

  • Install latest python packages:

    python3 -m pip install -U antlr4-python3-runtime speedy-antlr-tool mypy

  • Download C++ runtime source distribution from https://www.antlr.org/download.html

    • Extract zip

    • Update: <zip file>/runtime/src to systemrdl/parser/ext/antlr4-cpp-runtime

  • Update systemrdl/parser/generate_parser.sh to point to the latest antlr jar

  • Run systemrdl/parser/generate_parser.sh

  • Increment systemrdl minor version

  • Update antlr runtime version pins in setup.py

  • Run unit tests

  • Publish release!