wehub-resource-sync
90 lines
2.6 KiB
C++
90 lines
2.6 KiB
C++
/*
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* Licensed to the Apache Software Foundation (ASF) under one
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* or more contributor license agreements. See the NOTICE file
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* distributed with this work for additional information
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* regarding copyright ownership. The ASF licenses this file
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* to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance
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* with the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing,
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* software distributed under the License is distributed on an
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* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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* KIND, either express or implied. See the License for the
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* specific language governing permissions and limitations
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* under the License.
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*/
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/*!
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* \file tvm/runtime/vm/builtin.h
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* \brief Builtin runtime APIs.
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*/
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#ifndef TVM_RUNTIME_VM_BUILTIN_H_
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#define TVM_RUNTIME_VM_BUILTIN_H_
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namespace tvm {
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namespace runtime {
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namespace vm {
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/*!
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* \brief Op code used in built-in match-shape function.
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*
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* The function takes the following signature:
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* MatchShape(input_shape, shape_heap, n, c[0], r[0], c[1], r[1], ... c[n], r[n], err_ctx)
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*
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* This function provides runtime shape population and checking support for match-cast.
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* When a shape variable appears in the first time, we should load the shape and
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* populate the variable. When a shape variable already appears, we should
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* assert that it already equals an existing shape value.
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*
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* NOTE: It is OK to pass nullptr shape_heap if all code are AssertEqualToImm.
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*/
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enum class MatchShapeCode : int {
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/*!
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* \brief Perform an assertion that shape equals immediate.
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*
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* assert input_shape[i] == r[i]
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*/
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kAssertEqualToImm = 0,
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/*!
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* \brief This is the first time we see a symbolic shape variable, store to heap.
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*
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* shape_heap[r[i]] = input_shape[i]
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*/
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kStoreToHeap = 1,
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/*!
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* \brief skip and do not do anything.
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*/
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kNoOp = 2,
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/*!
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* \brief Peform an assertion that the shape equals a loaded value.
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*
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* assert input_shape[i] == shape_heap[r[i]]
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*/
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kAssertEqualToLoad = 3,
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};
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/*!
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* \brief Op code used in builtin function MakeShape.
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*
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* MakeShape(shape_heap, n, c[0], r[0], c[1], r[1], ... c[n], r[n]).
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*
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* \note It is OK to pass nullptr to shape_heap if all code are UseImm.
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*/
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enum class MakeShapeCode : int {
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/*! \brief Use the following r[i] as immediate shape value. */
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kUseImm = 0,
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/*!
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* \brief Load shape value from the shape_heap[[r[i]].
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*/
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kLoadShape = 1,
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};
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} // namespace vm
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} // namespace runtime
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} // namespace tvm
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#endif // TVM_RUNTIME_VM_BUILTIN_H_
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