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Commit 7906dc4c authored by justheuristic's avatar justheuristic
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debugpritn

parent 2cd047e3
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bitsandbytes/autograd/_functions.py
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...@@ -368,6 +368,7 @@ class MatMul8bitLt(torch.autograd.Function): ...@@ -368,6 +368,7 @@ class MatMul8bitLt(torch.autograd.Function):
gradB32, SgradB32 = F.igemmlt(C32grad, CxAt, Sgrad, SAt) gradB32, SgradB32 = F.igemmlt(C32grad, CxAt, Sgrad, SAt)
grad_B = F.mm_dequant(gradB32, SgradB32, SCgradt, SCAt).to(ctx.dtype_B) grad_B = F.mm_dequant(gradB32, SgradB32, SCgradt, SCAt).to(ctx.dtype_B)
if state.threshold > 0.0 and subA is not None: if state.threshold > 0.0 and subA is not None:
assert False, idx
grad_B[:, idx] += torch.matmul(grad_output.t(), subA) grad_B[:, idx] += torch.matmul(grad_output.t(), subA)
if req_gradA: if req_gradA:
......
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