Drop-in-replacement designs
TechniqueDrop-in-replacement designs are a technique named in the DIFUZZRTL paper as part of the system's RTL-specific engineering. In the provided evidence, their stated role is to help DIFUZZRTL support various CPU RTLs, but the abstract does not give a lower-level implementation description.
First seen 6/28/2026
Last seen 6/28/2026
Evidence 1 chunks
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WIKI
Overview
Drop-in-replacement designs are identified in the DifuzzRTL: Differential Fuzz Testing to Find CPU Bugs paper as one of several techniques added to DIFUZZRTL to address the unique characteristics of CPU RTL fuzzing.
Role in DIFUZZRTL
NEIGHBORHOOD
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2 connectionsDrop-in-replacement designs are introduced to support various CPU RTLs.
DIFUZZRTL uses drop-in-replacement designs to support various CPU RTLs.
CITATIONS
4 sources4 citations — click to collapse
[1] The DIFUZZRTL paper names drop-in-replacement designs as one of several new techniques developed for the unique characteristics of CPU RTL designs. DifuzzRTL: Differential Fuzz Testing to Find CPU Bugs
[2] In the provided evidence, the stated purpose of drop-in-replacement designs is to support various CPU RTLs. DifuzzRTL: Differential Fuzz Testing to Find CPU Bugs
[3] DIFUZZRTL is presented as an RTL fuzzer to automatically discover unknown bugs in CPU RTLs. DifuzzRTL: Differential Fuzz Testing to Find CPU Bugs
[4] The abstract presents drop-in-replacement designs alongside cycle-sensitive register coverage guiding, asynchronous interrupt event handling, and a unified CPU input format with Tilelink protocols. DifuzzRTL: Differential Fuzz Testing to Find CPU Bugs