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* first commit * for head * cuda * complete * rename * revise * space line * solve segment error * review1 * repeat * auto format by CI * rm si file * rm files * rm space * rm space1 * rm space1 * auto format by CI Co-authored-by: mu <702572275@qq.com> Co-authored-by: oneflow-ci-bot <ci-bot@oneflow.org>
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/* | ||
Copyright 2020 The OneFlow Authors. All rights reserved. | ||
Licensed under the Apache License, Version 2.0 (the "License"); | ||
you may not use this file except in compliance with the License. | ||
You may obtain a copy of the License at | ||
http://www.apache.org/licenses/LICENSE-2.0 | ||
Unless required by applicable law or agreed to in writing, software | ||
distributed under the License is distributed on an "AS IS" BASIS, | ||
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
See the License for the specific language governing permissions and | ||
limitations under the License. | ||
*/ | ||
#include "oneflow/core/framework/op_expr_grad_function.h" | ||
#include "oneflow/core/framework/op_builder.h" | ||
#include "oneflow/core/framework/op_interpreter/op_interpreter_util.h" | ||
#include "oneflow/core/framework/op_expr.h" | ||
#include "oneflow/core/framework/op_expr_helper.h" | ||
#include "oneflow/core/framework/user_op_conf_trait.h" | ||
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namespace oneflow { | ||
namespace one { | ||
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struct LogSoftmaxInterpState : public OpExprInterpState { | ||
bool requires_grad; | ||
}; | ||
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class LogSoftmax : public OpExprGradFunction<LogSoftmaxInterpState> { | ||
public: | ||
Maybe<void> Init(const OpExpr& op) override; | ||
Maybe<void> Capture(LogSoftmaxInterpState* ctx, const TensorTuple& inputs, | ||
const TensorTuple& outputs, const AttrMap& attrs) const override; | ||
Maybe<void> Apply(const LogSoftmaxInterpState* ctx, const TensorTuple& out_grads, | ||
TensorTuple* in_grads) const override; | ||
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private: | ||
AttrMap base_attrs_; | ||
std::shared_ptr<OpExpr> grad_op_; | ||
}; | ||
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Maybe<void> LogSoftmax::Init(const OpExpr& op) { | ||
const auto* fw_op_expr = dynamic_cast<const UserOpExpr*>(&op); | ||
CHECK_NOTNULL_OR_RETURN(fw_op_expr); | ||
const std::string& op_name = fw_op_expr->op_name(); | ||
base_attrs_ = MakeAttrMapFromUserOpConf(fw_op_expr->proto()); | ||
grad_op_ = JUST(one::OpBuilder("logsoftmax_grad", GradientOpName(op_name)) | ||
.Input("prob") | ||
.Input("dy") | ||
.Output("dx") | ||
.Build()); | ||
return Maybe<void>::Ok(); | ||
} | ||
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Maybe<void> LogSoftmax::Capture(LogSoftmaxInterpState* ctx, const TensorTuple& inputs, | ||
const TensorTuple& outputs, const AttrMap& attrs) const { | ||
ComposedAttrMap composed_attrs(attrs, base_attrs_); | ||
CHECK_EQ_OR_RETURN(inputs.size(), 1); | ||
ctx->requires_grad = inputs.at(0)->requires_grad(); | ||
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if (!ctx->requires_grad) return Maybe<void>::Ok(); | ||
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ctx->SaveTensorForBackward(outputs.at(1)); | ||
return Maybe<void>::Ok(); | ||
} | ||
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Maybe<void> LogSoftmax::Apply(const LogSoftmaxInterpState* ctx, const TensorTuple& out_grads, | ||
TensorTuple* in_grads) const { | ||
if (!ctx->requires_grad) return Maybe<void>::Ok(); | ||
CHECK_EQ_OR_RETURN(out_grads.size(), 2); | ||
const auto& dy = out_grads.at(0); | ||
const auto& prob = ctx->SavedTensors().at(0); | ||
in_grads->resize(1); | ||
in_grads->at(0) = JUST(OpInterpUtil::Dispatch<Tensor>(*grad_op_, {prob, dy})); | ||
return Maybe<void>::Ok(); | ||
} | ||
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REGISTER_OP_EXPR_GRAD_FUNCTION("logsoftmax", LogSoftmax); | ||
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} // namespace one | ||
} // namespace oneflow |
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/* | ||
Copyright 2020 The OneFlow Authors. All rights reserved. | ||
Licensed under the Apache License, Version 2.0 (the "License"); | ||
you may not use this file except in compliance with the License. | ||
You may obtain a copy of the License at | ||
http://www.apache.org/licenses/LICENSE-2.0 | ||
Unless required by applicable law or agreed to in writing, software | ||
distributed under the License is distributed on an "AS IS" BASIS, | ||
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
See the License for the specific language governing permissions and | ||
limitations under the License. | ||
*/ | ||
#include "oneflow/core/framework/framework.h" | ||
#include "oneflow/core/kernel/new_kernel_util.h" | ||
#include "oneflow/user/kernels/softmax_kernel_util.h" | ||
#include "oneflow/user/kernels/logsoftmax_kernel_util.h" | ||
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namespace oneflow { | ||
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namespace { | ||
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template<DeviceType device_type, typename T> | ||
class LogSoftmaxKernel final : public user_op::OpKernel { | ||
public: | ||
LogSoftmaxKernel() = default; | ||
~LogSoftmaxKernel() override = default; | ||
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private: | ||
void Compute(user_op::KernelComputeContext* ctx) const override { | ||
const user_op::Tensor* in = ctx->Tensor4ArgNameAndIndex("in", 0); | ||
user_op::Tensor* prob = ctx->Tensor4ArgNameAndIndex("prob", 0); | ||
user_op::Tensor* out = ctx->Tensor4ArgNameAndIndex("out", 0); | ||
const int64_t num_classes = in->shape().At(in->shape().NumAxes() - 1); | ||
const int64_t num_instances = in->shape().Count(0, in->shape().NumAxes() - 1); | ||
user_op::Tensor* tmp_buffer = ctx->Tensor4ArgNameAndIndex("tmp_buffer", 0); | ||
const size_t temp_storage_bytes = tmp_buffer->shape().elem_cnt(); | ||
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LogSoftmaxKernelUtil<device_type, T>::ComputeOut( | ||
ctx->device_ctx(), num_instances, num_classes, in->dptr<T>(), prob->mut_dptr<T>(), | ||
out->mut_dptr<T>(), tmp_buffer->mut_dptr(), temp_storage_bytes); | ||
} | ||
bool AlwaysComputeWhenAllOutputsEmpty() const override { return false; } | ||
}; | ||
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template<DeviceType device_type, typename T> | ||
user_op::InferTmpSizeFn GenFwInferTmpSizeFn() { | ||
return [](user_op::InferContext* ctx) { | ||
const Shape& in_shape = ctx->InputShape("in", 0); | ||
const int64_t num_classes = in_shape.At(in_shape.NumAxes() - 1); | ||
const int64_t num_instances = in_shape.Count(0, in_shape.NumAxes() - 1); | ||
return LogSoftmaxKernelUtil<device_type, T>::GetComputeProbTempStorageSizeInBytes(num_instances, | ||
num_classes); | ||
}; | ||
} | ||
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#define REGISTER_LOGSOFTMAX_KERNEL(device, dtype) \ | ||
REGISTER_USER_KERNEL("logsoftmax") \ | ||
.SetCreateFn<LogSoftmaxKernel<device, dtype>>() \ | ||
.SetIsMatchedHob((user_op::HobDeviceTag() == device) \ | ||
& (user_op::HobDataType("out", 0) == GetDataType<dtype>::value) \ | ||
& (user_op::HobDataType("prob", 0) == GetDataType<dtype>::value)) \ | ||
.SetInferTmpSizeFn(GenFwInferTmpSizeFn<device, dtype>()); | ||
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REGISTER_LOGSOFTMAX_KERNEL(DeviceType::kCPU, float) | ||
REGISTER_LOGSOFTMAX_KERNEL(DeviceType::kCPU, double) | ||
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template<DeviceType device_type, typename T> | ||
class LogSoftmaxGradKernel final : public user_op::OpKernel { | ||
public: | ||
LogSoftmaxGradKernel() = default; | ||
~LogSoftmaxGradKernel() override = default; | ||
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private: | ||
void Compute(user_op::KernelComputeContext* ctx) const override { | ||
const user_op::Tensor* prob = ctx->Tensor4ArgNameAndIndex("prob", 0); | ||
const user_op::Tensor* dy = ctx->Tensor4ArgNameAndIndex("dy", 0); | ||
user_op::Tensor* dx = ctx->Tensor4ArgNameAndIndex("dx", 0); | ||
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const int64_t num_classes = prob->shape().At(prob->shape().NumAxes() - 1); | ||
const int64_t num_instances = prob->shape().elem_cnt() / num_classes; | ||
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user_op::Tensor* tmp_buffer = ctx->Tensor4ArgNameAndIndex("tmp_buffer", 0); | ||
const size_t temp_storage_bytes = tmp_buffer->shape().elem_cnt(); | ||
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LogSoftmaxKernelUtil<device_type, T>::ComputeDiff( | ||
ctx->device_ctx(), num_instances, num_classes, dy->dptr<T>(), prob->dptr<T>(), | ||
dx->mut_dptr<T>(), tmp_buffer->mut_dptr(), temp_storage_bytes); | ||
} | ||
bool AlwaysComputeWhenAllOutputsEmpty() const override { return false; } | ||
}; | ||
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template<DeviceType device_type, typename T> | ||
user_op::InferTmpSizeFn GenBwInferTmpSizeFn() { | ||
return [](user_op::InferContext* ctx) { | ||
const Shape& dy_shape = ctx->InputShape("dy", 0); | ||
const int64_t num_classes = dy_shape.At(dy_shape.NumAxes() - 1); | ||
const int64_t num_instances = dy_shape.Count(0, dy_shape.NumAxes() - 1); | ||
return LogSoftmaxKernelUtil<device_type, T>::GetComputeDiffTempStorageSizeInBytes(num_instances, | ||
num_classes); | ||
}; | ||
} | ||
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#define REGISTER_LOGSOFTMAX_GRAD_KERNEL(device, dtype) \ | ||
REGISTER_USER_KERNEL("logsoftmax_grad") \ | ||
.SetCreateFn<LogSoftmaxGradKernel<device, dtype>>() \ | ||
.SetIsMatchedHob((user_op::HobDeviceTag() == device) \ | ||
& (user_op::HobDataType("dx", 0) == GetDataType<dtype>::value)) \ | ||
.SetInferTmpSizeFn(GenBwInferTmpSizeFn<device, dtype>()); | ||
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REGISTER_LOGSOFTMAX_GRAD_KERNEL(DeviceType::kCPU, float) | ||
REGISTER_LOGSOFTMAX_GRAD_KERNEL(DeviceType::kCPU, double) | ||
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} // namespace | ||
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} // namespace oneflow |
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@@ -0,0 +1,120 @@ | ||
/* | ||
Copyright 2020 The OneFlow Authors. All rights reserved. | ||
Licensed under the Apache License, Version 2.0 (the "License"); | ||
you may not use this file except in compliance with the License. | ||
You may obtain a copy of the License at | ||
http://www.apache.org/licenses/LICENSE-2.0 | ||
Unless required by applicable law or agreed to in writing, software | ||
distributed under the License is distributed on an "AS IS" BASIS, | ||
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
See the License for the specific language governing permissions and | ||
limitations under the License. | ||
*/ | ||
#include "oneflow/core/framework/framework.h" | ||
#include "oneflow/core/cuda/softmax.cuh" | ||
#include "oneflow/core/kernel/new_kernel_util.h" | ||
#include "oneflow/user/kernels/logsoftmax_kernel_util.h" | ||
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namespace oneflow { | ||
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namespace { | ||
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template<DeviceType device_type, typename T> | ||
class LogSoftmaxKernel final : public user_op::OpKernel { | ||
public: | ||
LogSoftmaxKernel() = default; | ||
~LogSoftmaxKernel() override = default; | ||
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private: | ||
void Compute(user_op::KernelComputeContext* ctx) const override { | ||
const user_op::Tensor* in = ctx->Tensor4ArgNameAndIndex("in", 0); | ||
user_op::Tensor* prob = ctx->Tensor4ArgNameAndIndex("prob", 0); | ||
user_op::Tensor* out = ctx->Tensor4ArgNameAndIndex("out", 0); | ||
const int64_t num_classes = in->shape().At(in->shape().NumAxes() - 1); | ||
const int64_t num_instances = in->shape().Count(0, in->shape().NumAxes() - 1); | ||
user_op::Tensor* tmp_buffer = ctx->Tensor4ArgNameAndIndex("tmp_buffer", 0); | ||
const size_t temp_storage_bytes = tmp_buffer->shape().elem_cnt(); | ||
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LogSoftmaxKernelUtil<device_type, T>::ComputeOut( | ||
ctx->device_ctx(), num_instances, num_classes, in->dptr<T>(), prob->mut_dptr<T>(), | ||
out->mut_dptr<T>(), tmp_buffer->mut_dptr(), temp_storage_bytes); | ||
} | ||
bool AlwaysComputeWhenAllOutputsEmpty() const override { return false; } | ||
}; | ||
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template<DeviceType device_type, typename T> | ||
user_op::InferTmpSizeFn GenFwInferTmpSizeFn() { | ||
return [](user_op::InferContext* ctx) { | ||
const Shape& in_shape = ctx->InputShape("in", 0); | ||
const int64_t num_classes = in_shape.At(in_shape.NumAxes() - 1); | ||
const int64_t num_instances = in_shape.Count(0, in_shape.NumAxes() - 1); | ||
return LogSoftmaxKernelUtil<device_type, T>::GetComputeProbTempStorageSizeInBytes(num_instances, | ||
num_classes); | ||
}; | ||
} | ||
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#define REGISTER_LOGSOFTMAX_KERNEL(device, dtype) \ | ||
REGISTER_USER_KERNEL("logsoftmax") \ | ||
.SetCreateFn<LogSoftmaxKernel<device, dtype>>() \ | ||
.SetIsMatchedHob((user_op::HobDeviceTag() == device) \ | ||
& (user_op::HobDataType("out", 0) == GetDataType<dtype>::value) \ | ||
& (user_op::HobDataType("prob", 0) == GetDataType<dtype>::value)) \ | ||
.SetInferTmpSizeFn(GenFwInferTmpSizeFn<device, dtype>()); | ||
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REGISTER_LOGSOFTMAX_KERNEL(DeviceType::kGPU, half) | ||
REGISTER_LOGSOFTMAX_KERNEL(DeviceType::kGPU, float) | ||
REGISTER_LOGSOFTMAX_KERNEL(DeviceType::kGPU, double) | ||
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template<DeviceType device_type, typename T> | ||
class LogSoftmaxGradKernel final : public user_op::OpKernel { | ||
public: | ||
LogSoftmaxGradKernel() = default; | ||
~LogSoftmaxGradKernel() override = default; | ||
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private: | ||
void Compute(user_op::KernelComputeContext* ctx) const override { | ||
const user_op::Tensor* prob = ctx->Tensor4ArgNameAndIndex("prob", 0); | ||
const user_op::Tensor* dy = ctx->Tensor4ArgNameAndIndex("dy", 0); | ||
user_op::Tensor* dx = ctx->Tensor4ArgNameAndIndex("dx", 0); | ||
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const int64_t num_classes = prob->shape().At(prob->shape().NumAxes() - 1); | ||
const int64_t num_instances = prob->shape().elem_cnt() / num_classes; | ||
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user_op::Tensor* tmp_buffer = ctx->Tensor4ArgNameAndIndex("tmp_buffer", 0); | ||
const size_t temp_storage_bytes = tmp_buffer->shape().elem_cnt(); | ||
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LogSoftmaxKernelUtil<device_type, T>::ComputeDiff( | ||
ctx->device_ctx(), num_instances, num_classes, dy->dptr<T>(), prob->dptr<T>(), | ||
dx->mut_dptr<T>(), tmp_buffer->mut_dptr(), temp_storage_bytes); | ||
} | ||
bool AlwaysComputeWhenAllOutputsEmpty() const override { return false; } | ||
}; | ||
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template<DeviceType device_type, typename T> | ||
user_op::InferTmpSizeFn GenBwInferTmpSizeFn() { | ||
return [](user_op::InferContext* ctx) { | ||
const Shape& dy_shape = ctx->InputShape("dy", 0); | ||
const int64_t num_classes = dy_shape.At(dy_shape.NumAxes() - 1); | ||
const int64_t num_instances = dy_shape.Count(0, dy_shape.NumAxes() - 1); | ||
return LogSoftmaxKernelUtil<device_type, T>::GetComputeDiffTempStorageSizeInBytes(num_instances, | ||
num_classes); | ||
}; | ||
} | ||
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#define REGISTER_LOGSOFTMAX_GRAD_KERNEL(device, dtype) \ | ||
REGISTER_USER_KERNEL("logsoftmax_grad") \ | ||
.SetCreateFn<LogSoftmaxGradKernel<device, dtype>>() \ | ||
.SetIsMatchedHob((user_op::HobDeviceTag() == device) \ | ||
& (user_op::HobDataType("dx", 0) == GetDataType<dtype>::value)) \ | ||
.SetInferTmpSizeFn(GenBwInferTmpSizeFn<device, dtype>()); | ||
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REGISTER_LOGSOFTMAX_GRAD_KERNEL(DeviceType::kGPU, half) | ||
REGISTER_LOGSOFTMAX_GRAD_KERNEL(DeviceType::kGPU, float) | ||
REGISTER_LOGSOFTMAX_GRAD_KERNEL(DeviceType::kGPU, double) | ||
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} // namespace | ||
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} // namespace oneflow |
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