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Investigate whether pad mm is useful on XPU #1129

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jianyizh opened this issue Nov 29, 2024 · 0 comments

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jianyizh commented Nov 29, 2024

inductor may pad mm for some shapes i.e replace matmul with zeros, cat, matmul and slice. On A100 fp16 fp_GPT2, this feature can improve 30% performance. Check if it's useful on XPU. https://github.com/pytorch/pytorch/blob/main/torch/_inductor/fx_passes/pad_mm.py

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[PT2.6][Torch.complie] Performance analysis and optimization #1004

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