[355_wip] Let dynamo capture rms/silu_mul+f4gemm pattern #705
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To enable mxfp4 fusion: |
| empty_fp4(32, 32), # weight_gemm | ||
| empty_fp4(32, 1), # scale | ||
| empty_fp4(32, 4), # weight_gemm | ||
| empty_fp4(1, 1), # scale |
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Why do we here empty the dummy tensor for all of arguments of this pattern? And what does the shape here mean?
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Just to produce FX GraphModule： https://github.com/pytorch/pytorch/blob/main/torch/_inductor/pattern_matcher.py#L2115
xytpai
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We registered new pattern-matching logics for integrating
aiter::_fused_rms_mxfp4_quant_kernelandaiter::act_mul_and_mxfp4_quant