ExecuTorch backends implement PT2E quantizer for PTQ/QAT #9512
Description
🚀 The feature, motivation and pitch
ExecuTorch backends implement and document PT2E quantizer for PTQ/QAT flows. This is recommendation 1 in post: https://fb.workplace.com/groups/pytorch.edge2.team/permalink/1168405054415345/.
Alternatives
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Additional context
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RFC (Optional)
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