Refactor(linear): split LinearBackward kernel into 3 independent kernels#142
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Refactor(linear): split LinearBackward kernel into 3 independent kernels#142chen2021673 wants to merge 2 commits intomasterfrom
chen2021673 wants to merge 2 commits intomasterfrom
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Move grad_flags logic from kernel to autograd layer. The monolithic LinearBackward kernel is replaced by LinearBackwardInput, LinearBackwardWeight, and LinearBackwardBias — each a pure compute operation with no autograd-related parameters.
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Move needs_input_grad logic from kernel to autograd layer. The monolithic MatmulBackward kernel is replaced by MatmulBackwardInput1 and MatmulBackwardInput2.
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Move grad_flags logic from kernel to autograd layer. The monolithic LinearBackward kernel is replaced by LinearBackwardInput, LinearBackwardWeight, and LinearBackwardBias — each a pure compute operation with no autograd-related parameters.