Introduction

This directory has some files related to the question of what size is specified for tables in the P4Info file created by p4c for a P4 program for many different cases of table properties (perhaps covering all of the interesting cases), and suggestions for changes that seem like improvements.

Current behavior as of 2023-Sep-12 version of p4c:

• https://docs.google.com/spreadsheets/d/1-jme-7eVRXm-LrkjafQHXpava1O0s8VcAYyb9OZgtuU

Proposed pseudocode with behavior that seems like an improvement to me:

• p4info-table-size-calc.c

P4Runtime API specification issue that gave rise to this work:

• p4lang/p4runtime#455