Maheswari Subramanian enhanced the p4lang/p4c repository by delivering DPDK backend support for 128-bit constants, addressing previous limitations in immediate value handling for data-plane targets. She implemented these changes in C++ within dpdkArch.cpp and dpdkHelpers.cpp, ensuring the backend could correctly process and utilize larger constants. Her work focused on backend and compiler development, specifically targeting improved compatibility and reliability for DPDK-driven deployments. Throughout the month, Maheswari demonstrated disciplined code review and commit practices, contributing a single, well-scoped feature that deepened the backend’s architectural capabilities without introducing new bugs, reflecting a focused and technically sound engineering approach.