97 lines
2.9 KiB
C++
97 lines
2.9 KiB
C++
// Copyright 2022 The Tint Authors.
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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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#ifndef SRC_TINT_IR_MODULE_H_
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#define SRC_TINT_IR_MODULE_H_
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#include <string>
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#include "src/tint/constant/manager.h"
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#include "src/tint/ir/block.h"
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#include "src/tint/ir/constant.h"
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#include "src/tint/ir/function.h"
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#include "src/tint/ir/instruction.h"
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#include "src/tint/ir/value.h"
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#include "src/tint/program_id.h"
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#include "src/tint/symbol_table.h"
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#include "src/tint/type/manager.h"
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#include "src/tint/utils/block_allocator.h"
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#include "src/tint/utils/result.h"
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#include "src/tint/utils/vector.h"
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namespace tint::ir {
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/// Main module class for the IR.
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class Module {
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/// Program Id required to create other components
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ProgramID prog_id_;
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/// Map of value to pre-declared identifier
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utils::Hashmap<const Value*, Symbol, 32> value_to_id_;
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/// Map of pre-declared identifier to value
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utils::Hashmap<Symbol, const Value*, 32> id_to_value_;
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public:
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/// Constructor
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Module();
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/// Move constructor
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/// @param o the module to move from
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Module(Module&& o);
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/// Destructor
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~Module();
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/// Move assign
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/// @param o the module to assign from
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/// @returns a reference to this module
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Module& operator=(Module&& o);
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/// @param value the value
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/// @return the name of the given value, or an invalid symbol if the value is not named.
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Symbol NameOf(const Value* value) const;
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/// @param value the value to name.
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/// @param name the desired name of the value. May be suffixed on collision.
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/// @return the unique symbol of the given value.
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Symbol SetName(const Value* value, std::string_view name);
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/// @return the type manager for the module
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type::Manager& Types() { return constant_values.types; }
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/// The block allocator
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utils::BlockAllocator<Block> blocks;
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/// The constant value manager
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constant::Manager constant_values;
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/// The value allocator
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utils::BlockAllocator<Value> values;
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/// List of functions in the program
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utils::Vector<Function*, 8> functions;
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/// The block containing module level declarations, if any exist.
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Block* root_block = nullptr;
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/// The symbol table for the module
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SymbolTable symbols{prog_id_};
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/// The map of constant::Value to their ir::Constant.
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utils::Hashmap<const constant::Value*, ir::Constant*, 16> constants;
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};
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} // namespace tint::ir
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#endif // SRC_TINT_IR_MODULE_H_
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