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Enable QDQ cleanup pass for OVEP #370

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@sspintel sspintel commented Apr 23, 2024

  • QDQ cleanup runs prior to any other transformations for OpenVINO
  • Fix QDQ cleanup pass so it removes all Q-DQ pairs (by removing all output edges of DQ nodes and not assume only one output)
  • PoC that works for int16 requirements

sspintel and others added 2 commits April 24, 2024 17:38
- Add QDQ cleanup as a Level 1 optimization only for OpenVINO
- Fix QDQ cleanup pass so it removes all Q-DQ pairs (by removing all
output edges of DQ nodes and not assume only one output)
- ORT removes remaining DQ layers and adds quantization weights as
intializers of Conv
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