wehub-resource-sync
119 lines
3.4 KiB
C++
119 lines
3.4 KiB
C++
// Copyright (c) 2024 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 "paddle/common/enforce.h"
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#include "paddle/pir/include/core/value.h"
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namespace pir {
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class Block;
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class Operation;
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namespace detail {
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template <typename T, typename... OthersT>
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struct ExactlyOneIrType {
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using type = void;
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};
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template <typename T, typename FirstT, typename... OthersT>
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struct ExactlyOneIrType<T, FirstT, OthersT...> {
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using type =
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std::conditional_t<std::is_convertible<T, FirstT>::value,
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FirstT,
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typename ExactlyOneIrType<T, OthersT...>::type>;
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};
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} // namespace detail
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class IrMapping {
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public:
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template <typename T>
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using remove_lowlevel_const_t = std::conditional_t<
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std::is_pointer<T>::value,
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std::add_pointer_t<std::remove_const_t<std::remove_pointer_t<T>>>,
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T>;
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template <typename T>
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using IrType = typename detail::ExactlyOneIrType<remove_lowlevel_const_t<T>,
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Value,
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Block*,
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Operation*>::type;
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template <typename T>
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auto& GetMutableMap() {
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if constexpr (std::is_same<T, Value>::value) {
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return value_map_;
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} else if constexpr (std::is_same<T, Block*>::value) {
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return block_map_;
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} else if constexpr (std::is_same<T, Operation*>::value) {
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return operation_map_;
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} else {
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IR_THROW("Not support type in IRMapping.");
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}
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}
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template <typename T>
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const auto& GetMap() const {
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if constexpr (std::is_same<T, Value>::value) {
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return value_map_;
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} else if constexpr (std::is_same<T, Block*>::value) {
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return block_map_;
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} else if constexpr (std::is_same<T, Operation*>::value) {
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return operation_map_;
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} else {
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IR_THROW("Not support type in IRMapping.");
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}
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}
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template <typename T, typename S>
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void Add(T from, S to) {
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if (!from) return;
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GetMutableMap<IrType<T>>()[from] = to;
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}
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template <typename T>
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bool Has(T from) const {
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if (!from) return false;
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bool has_value = GetMap<IrType<T>>().count(from) > 0UL;
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return has_value;
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}
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template <typename T>
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IrType<T> Lookup(T from) const {
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if (!from) return static_cast<IrType<T>>(nullptr);
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PADDLE_ENFORCE_GT(
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GetMap<IrType<T>>().count(from),
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0UL,
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common::errors::InvalidArgument("Not found key in IRMapping."));
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return GetMap<IrType<T>>().at(from);
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}
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template <typename T>
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void Erase(T from) {
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GetMutableMap<IrType<T>>().erase(from);
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}
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void Clear() {
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value_map_.clear();
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block_map_.clear();
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operation_map_.clear();
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}
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private:
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std::unordered_map<Value, Value> value_map_;
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std::unordered_map<const Block*, Block*> block_map_;
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std::unordered_map<const Operation*, Operation*> operation_map_;
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};
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} // namespace pir
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