wehub-resource-sync
54 lines
1.8 KiB
C++
54 lines
1.8 KiB
C++
// Copyright (c) 2023 PaddlePaddle Authors. All Rights Reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// 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, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#pragma once
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#include <unordered_map>
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#include <unordered_set>
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#include "paddle/pir/include/dialect/shape/utils/dim_expr.h"
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namespace symbol {
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IR_API DimExpr SimplifyDimExpr(const DimExpr& dim_expr);
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IR_API DimExpr SubstituteDimExpr(
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const DimExpr& dim_expr,
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const std::unordered_map<DimExpr, DimExpr>& pattern_to_replacement);
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IR_API int GetDimExprPriority(const DimExpr& dim_expr);
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enum class PriorityComparisonStatus {
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HIGHER, // lhs has a higher priority than rhs
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EQUAL, // lhs and rhs have equal priority
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LOWER // lhs has a lower priority than rhs
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};
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IR_API PriorityComparisonStatus CompareDimExprPriority(const DimExpr& lhs,
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const DimExpr& rhs);
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enum class DimExprCompareResult {
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GT, // lhs is greater than rhs
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EQ, // lhs and rhs is equal
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LT, // lhs is less than rhs
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UNKNOWN, // lhs and rhs is not comparable
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};
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IR_API DimExprCompareResult Compare(const DimExpr& lhs, const DimExpr& rhs);
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IR_API std::unordered_set<std::string> CollectDimExprSymbols(
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const DimExpr& dim_expr);
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IR_API int64_t CountExprSymbols(const DimExpr& dim_expr);
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} // namespace symbol
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