Here is a list of all related documentation pages:

P4C Repository Organization
Getting Started
P4C Intermediate Representation (IR)
Behavioral Model Backend
DPDK Backend
eBPF Backend
TC Backend
uBPF Backend
P4test Backend
Graphs Backend
p4fmt (P4 Formatter)
P4Tools
P4Smith
P4Testgen
Contribute to the P4 Compiler Project
CHANGELOG