
Alireza Zadeh focused on enhancing the verilog-to-routing/vtr-verilog-to-routing repository by addressing a critical cross-platform bug affecting subtraction logic for specific hardware architectures. Using C++ and Python, Alireza refactored the handling of BLIF exports to restore correct multiline output and updated the ABC scripting logic to improve output reliability. The work involved algorithm optimization and software debugging, with careful updates to test artifacts and formatting to ensure the corrected behavior was accurately reflected. These changes improved the accuracy and stability of the routing flow, reducing downstream debugging and increasing test confidence for hardware design and synthesis teams.
April 2026 (2026-04): Delivered critical bug fixes in verilog-to-routing/vtr-verilog-to-routing, addressing cross-platform subtraction logic issues and enhancing BLIF export reliability. Key fixes include correcting subtraction logic for a subset of architectures and restoring BLIF outputs; refactoring ABC script output restoration to handle multiline outputs; and updating test artifacts (golden results) and formatting to reflect the corrected behavior. These changes improve cross-architecture accuracy, reduce downstream debugging, and increase stability of the routing flow for hardware design teams. Technologies demonstrated include ABC scripting, BLIF handling, and architecture-aware arithmetic. Overall impact: improved correctness, reliability, and test confidence, enabling more robust cross-platform synthesis.
April 2026 (2026-04): Delivered critical bug fixes in verilog-to-routing/vtr-verilog-to-routing, addressing cross-platform subtraction logic issues and enhancing BLIF export reliability. Key fixes include correcting subtraction logic for a subset of architectures and restoring BLIF outputs; refactoring ABC script output restoration to handle multiline outputs; and updating test artifacts (golden results) and formatting to reflect the corrected behavior. These changes improve cross-architecture accuracy, reduce downstream debugging, and increase stability of the routing flow for hardware design teams. Technologies demonstrated include ABC scripting, BLIF handling, and architecture-aware arithmetic. Overall impact: improved correctness, reliability, and test confidence, enabling more robust cross-platform synthesis.

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