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MXNet FFI for Operator Imperative Invocation (apache#17510)
* Init * Add nop * Add utility function SetInOut and Invoke * Init ctypes * Dispatch for default/CSR array * Refactor, register the funcs where they are used, except for _api_internal.py, which is registered in api.py * Seperate tvm ffi api and legacy api * Replace legacy zeros with new * Fix numpy.int64 in shape * Fix sanity * Fix * Remove python2 support * Cleanup * Fix ci * Fix lint * Revert rand_shape_nd * Fix clang-tidy * Support NDArray in ctypes * Using runtime * Conversion ctor * Tensordot * Tensordot backward * Fix nop regression * Deprecate Array * Fix comments * Fix comments * Add acknowledgement to incubator-tvm * Refactor according to comments
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| /* | ||
| * Licensed to the Apache Software Foundation (ASF) under one | ||
| * or more contributor license agreements. See the NOTICE file | ||
| * distributed with this work for additional information | ||
| * regarding copyright ownership. The ASF licenses this file | ||
| * to you 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. | ||
| */ | ||
|
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| /*! | ||
| * \file api_registry.h | ||
| * \brief This file contains utilities related to | ||
| * the MXNet's global function registry. | ||
| */ | ||
| // Acknowledgement: This file originates from incubator-tvm | ||
| #ifndef MXNET_API_REGISTRY_H_ | ||
| #define MXNET_API_REGISTRY_H_ | ||
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| #include <string> | ||
| #include <utility> | ||
| #include "runtime/registry.h" | ||
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| namespace mxnet { | ||
| /*! | ||
| * \brief Register an API function globally. | ||
| * It simply redirects to MXNET_REGISTER_GLOBAL | ||
| * | ||
| * \code | ||
| * MXNET_REGISTER_API(MyPrint) | ||
| * .set_body([](MXNetArgs args, MXNetRetValue* rv) { | ||
| * // my code. | ||
| * }); | ||
| * \endcode | ||
| */ | ||
| #define MXNET_REGISTER_API(OpName) MXNET_REGISTER_GLOBAL(OpName) | ||
|
|
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| } // namespace mxnet | ||
| #endif // MXNET_API_REGISTRY_H_ |
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| /* | ||
| * Licensed to the Apache Software Foundation (ASF) under one | ||
| * or more contributor license agreements. See the NOTICE file | ||
| * distributed with this work for additional information | ||
| * regarding copyright ownership. The ASF licenses this file | ||
| * to you 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. | ||
| */ | ||
|
|
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| /*! | ||
| * \file expr_operator.h | ||
| * \brief Common operators defined for Expr. | ||
| * | ||
| * \note Most of the operator defined here perform simple constant folding | ||
| * when the type is int32 or int64 for simplifying the index expressions. | ||
| */ | ||
| // Acknowledgement: This file originates from incubator-tvm | ||
| // Acknowledgement: Most operator APIs originate from Halide. | ||
| #ifndef MXNET_EXPR_OPERATOR_H_ | ||
| #define MXNET_EXPR_OPERATOR_H_ | ||
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| #include <mxnet/ir/expr.h> | ||
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| namespace mxnet { | ||
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| template<typename ValueType> | ||
| inline PrimExpr MakeConstScalar(MXNetDataType t, ValueType value) { | ||
| if (t.is_int()) return IntImm(t, static_cast<int64_t>(value)); | ||
| if (t.is_float()) return FloatImm(t, static_cast<double>(value)); | ||
| // customized type and uint is not supported for MXNet for now | ||
| LOG(FATAL) << "cannot make const for type " << t; | ||
| return PrimExpr(); | ||
| } | ||
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| template<typename ValueType> | ||
| inline PrimExpr make_const(MXNetDataType t, ValueType value) { | ||
| if (t.lanes() == 1) { | ||
| return MakeConstScalar(t, value); | ||
| } else { | ||
| LOG(FATAL) << "MXNetDataType::lanes() != 1 is not supported "; | ||
| } | ||
| return PrimExpr(); | ||
| } | ||
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| } // namespace mxnet | ||
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| #endif // MXNET_EXPR_OPERATOR_H_ |
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| /* | ||
| * Licensed to the Apache Software Foundation (ASF) under one | ||
| * or more contributor license agreements. See the NOTICE file | ||
| * distributed with this work for additional information | ||
| * regarding copyright ownership. The ASF licenses this file | ||
| * to you 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. | ||
| */ | ||
|
|
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| /*! | ||
| * \file expr.h | ||
| * \brief Base expr nodes in MXNet. | ||
| */ | ||
| // Acknowledgement: This file originates from incubator-tvm | ||
| #ifndef MXNET_IR_EXPR_H_ | ||
| #define MXNET_IR_EXPR_H_ | ||
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| #include <mxnet/runtime/object.h> | ||
| #include <mxnet/node/node.h> | ||
| #include <mxnet/node/container.h> | ||
| #include <mxnet/runtime/data_type.h> | ||
| #include <string> | ||
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| namespace mxnet { | ||
|
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| /*! | ||
| * \brief Base type of all the expressions. | ||
| * \sa Expr | ||
| */ | ||
| class BaseExprNode : public Object { | ||
| public: | ||
| static constexpr const char* _type_key = "Expr"; | ||
| MXNET_DECLARE_BASE_OBJECT_INFO(BaseExprNode, Object); | ||
| }; | ||
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| /*! | ||
| * \brief Managed reference to BaseExprNode. | ||
| * \sa BaseExprNode | ||
| */ | ||
| class BaseExpr : public ObjectRef { | ||
| public: | ||
| /*! \brief Cosntructor */ | ||
| BaseExpr() {} | ||
| /*! | ||
| * \brief Cosntructor from object ptr. | ||
| * \param ptr The object pointer. | ||
| */ | ||
| explicit BaseExpr(runtime::ObjectPtr<Object> ptr) : ObjectRef(ptr) {} | ||
| /*! \brief The container type. */ | ||
| using ContainerType = BaseExprNode; | ||
| }; | ||
|
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| /*! | ||
| * \brief Base node of all primitive expressions. | ||
| * | ||
| * A primitive expression deals with low-level | ||
| * POD data types and handles without | ||
| * doing life-cycle management for objects. | ||
| * | ||
| * PrimExpr is used in the low-level code | ||
| * optimizations and integer analysis. | ||
| * | ||
| * \sa PrimExpr | ||
| */ | ||
| class PrimExprNode : public BaseExprNode { | ||
| public: | ||
| /*! | ||
| * \brief The runtime data type of the primitive expression. | ||
| * | ||
| * MXNetDataType(dtype) provides coarse grained type information | ||
| * during compile time and runtime. It is eagerly built in | ||
| * PrimExpr expression construction and can be used for | ||
| * quick type checking. | ||
| * | ||
| * dtype is sufficient to decide the Type of the PrimExpr | ||
| * when it corresponds to POD value types such as i32. | ||
| * | ||
| * When dtype is MXNetDataType::Handle(), the expression could corresponds to | ||
| * a more fine-grained Type, and we can get the type by running lazy type inference. | ||
| */ | ||
| MXNetDataType dtype; | ||
|
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| static constexpr const char* _type_key = "PrimExpr"; | ||
| MXNET_DECLARE_BASE_OBJECT_INFO(PrimExprNode, BaseExprNode); | ||
| }; | ||
|
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| /*! | ||
| * \brief Reference to PrimExprNode. | ||
| * \sa PrimExprNode | ||
| */ | ||
| class PrimExpr : public BaseExpr { | ||
| public: | ||
| /*! \brief Cosntructor */ | ||
| PrimExpr() {} | ||
| /*! | ||
| * \brief Cosntructor from object ptr. | ||
| * \param ptr The object pointer. | ||
| */ | ||
| explicit PrimExpr(runtime::ObjectPtr<Object> ptr) : BaseExpr(ptr) {} | ||
| /*! | ||
| * \brief construct from integer. | ||
| * \param value The value to be constructed. | ||
| */ | ||
| MXNET_DLL PrimExpr(int32_t value); // NOLINT(*) | ||
| /*! | ||
| * \brief construct from float. | ||
| * \param value The value to be constructed. | ||
| */ | ||
| MXNET_DLL PrimExpr(float value); // NOLINT(*) | ||
| /*! | ||
| * \brief construct from string. | ||
| * \param str The value to be constructed. | ||
| */ | ||
| MXNET_DLL PrimExpr(std::string str); // NOLINT(*) | ||
|
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| /*! \return the data type of this expression. */ | ||
| MXNetDataType dtype() const { | ||
| return static_cast<const PrimExprNode*>(get())->dtype; | ||
| } | ||
| /*! \brief The container type. */ | ||
| using ContainerType = PrimExprNode; | ||
| }; | ||
|
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| /*! | ||
| * \brief Constant integer literals in the program. | ||
| * \sa IntImm | ||
| */ | ||
| class IntImmNode : public PrimExprNode { | ||
| public: | ||
| /*! \brief the Internal value. */ | ||
| int64_t value; | ||
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| static constexpr const char* _type_key = "IntImm"; | ||
| MXNET_DECLARE_FINAL_OBJECT_INFO(IntImmNode, PrimExprNode); | ||
| }; | ||
|
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| /*! | ||
| * \brief Managed reference class to IntImmNode. | ||
| * | ||
| * \sa IntImmNode | ||
| */ | ||
| class IntImm : public PrimExpr { | ||
| public: | ||
| /*! | ||
| * \brief Constructor | ||
| */ | ||
| IntImm() {} | ||
| /*! | ||
| * \brief constructor from node. | ||
| */ | ||
| explicit IntImm(runtime::ObjectPtr<Object> node) : PrimExpr(node) {} | ||
| /*! | ||
| * \brief Constructor. | ||
| * \param dtype The data type of the value. | ||
| * \param value The internal value. | ||
| */ | ||
| MXNET_DLL IntImm(MXNetDataType dtype, int64_t value); | ||
| /*! | ||
| * \brief Get pointer to the internal value. | ||
| * \return the content of the integer. | ||
| */ | ||
| const IntImmNode* operator->() const { | ||
| return static_cast<const IntImmNode*>(get()); | ||
| } | ||
| /*! \brief type indicate the container type */ | ||
| using ContainerType = IntImmNode; | ||
| }; | ||
|
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| /*! | ||
| * \brief Constant floating point literals in the program. | ||
| * \sa FloatImm | ||
| */ | ||
| class FloatImmNode : public PrimExprNode { | ||
| public: | ||
| /*! \brief The constant value content. */ | ||
| double value; | ||
|
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| static constexpr const char* _type_key = "FloatImm"; | ||
| MXNET_DECLARE_FINAL_OBJECT_INFO(FloatImmNode, PrimExprNode); | ||
| }; | ||
|
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| /*! | ||
| * \brief Managed reference class to FloatImmNode. | ||
| * | ||
| * \sa FloatImmNode | ||
| */ | ||
| class FloatImm : public PrimExpr { | ||
| public: | ||
| /*! | ||
| * \brief Constructor | ||
| */ | ||
| FloatImm() {} | ||
| /*! | ||
| * \brief constructor from node. | ||
| */ | ||
| explicit FloatImm(runtime::ObjectPtr<Object> node) : PrimExpr(node) {} | ||
| /*! | ||
| * \brief Constructor. | ||
| * \param dtype The data type of the value. | ||
| * \param value The internal value. | ||
| */ | ||
| MXNET_DLL FloatImm(MXNetDataType dtype, double value); | ||
| /*! | ||
| * \brief Get pointer to the container. | ||
| * \return The pointer. | ||
| */ | ||
| const FloatImmNode* operator->() const { | ||
| return static_cast<const FloatImmNode*>(get()); | ||
| } | ||
| /*! \brief type indicate the container type */ | ||
| using ContainerType = FloatImmNode; | ||
| }; | ||
|
|
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| } // namespace mxnet | ||
| #endif // MXNET_IR_EXPR_H_ |
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