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optimize group_norm op backward #39944

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merged 13 commits into from
Mar 14, 2022
Merged

optimize group_norm op backward #39944

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c2fb943
optimize backwad
Zjq9409 Feb 22, 2022
3a18803
Merge branch 'develop' into group_norm_back_opt
Zjq9409 Feb 22, 2022
15c2932
Merge branch 'develop' into group_norm_back_opt
Zjq9409 Feb 24, 2022
8b802a5
optimize group_norm backward
Zjq9409 Feb 25, 2022
7d03783
Add vectorized code
Zjq9409 Feb 26, 2022
b3503d6
Merge branch 'develop' into group_norm_back_opt
Zjq9409 Feb 28, 2022
5caaff2
Merge branch 'develop' into group_norm_back_opt
Zjq9409 Mar 1, 2022
3fa658f
move assignment code
Zjq9409 Mar 2, 2022
89e1f23
Merge branch 'develop' into group_norm_back_opt
Zjq9409 Mar 9, 2022
e8ba911
merge function
Zjq9409 Mar 9, 2022
61f56ae
move code
Zjq9409 Mar 9, 2022
f18ab5a
optimize code
Zjq9409 Mar 10, 2022
6947bf2
Modify function name
Zjq9409 Mar 14, 2022
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4 changes: 4 additions & 0 deletions paddle/fluid/operators/group_norm_op.cc
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Original file line number Diff line number Diff line change
Expand Up @@ -167,9 +167,11 @@ class GroupNormGradOp : public framework::OperatorWithKernel {

void InferShape(framework::InferShapeContext *ctx) const override {
// check input
OP_INOUT_CHECK(ctx->HasInput("X"), "Input", "X", "GroupNormGrad");
OP_INOUT_CHECK(ctx->HasInput("Y"), "Input", "Y", "GroupNormGrad");
OP_INOUT_CHECK(ctx->HasInput("Variance"), "Input", "Variance",
"GroupNormGrad");
OP_INOUT_CHECK(ctx->HasInput("Mean"), "Input", "Mean", "GroupNormGrad");
OP_INOUT_CHECK(ctx->HasInput(framework::GradVarName("Y")), "Input",
framework::GradVarName("Y"), "GroupNormGrad");

Expand Down Expand Up @@ -216,10 +218,12 @@ class GroupNormGradMaker : public framework::SingleGradOpMaker<T> {

void Apply(GradOpPtr<T> op) const override {
op->SetType("group_norm_grad");
op->SetInput("X", this->Input("X"));
op->SetInput("Scale", this->Input("Scale"));
op->SetInput("Bias", this->Input("Bias"));
op->SetInput(framework::GradVarName("Y"), this->OutputGrad("Y"));
op->SetInput("Y", this->Output("Y"));
op->SetInput("Mean", this->Output("Mean"));
op->SetInput("Variance", this->Output("Variance"));

op->SetOutput(framework::GradVarName("X"), this->InputGrad("X"));
Expand Down
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