97 lines
2.6 KiB
C++
97 lines
2.6 KiB
C++
/*
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* Copyright 2016 WebAssembly Community Group participants
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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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*/
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#ifndef WABT_BINARY_READER_OPCNT_H_
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#define WABT_BINARY_READER_OPCNT_H_
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#include <map>
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#include <vector>
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#include "wabt/common.h"
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#include "wabt/opcode.h"
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namespace wabt {
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struct Module;
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struct ReadBinaryOptions;
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class Stream;
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class OpcodeInfo {
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public:
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enum class Kind {
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Bare,
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Uint32,
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Uint64,
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Index,
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Float32,
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Float64,
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Uint32Uint32,
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Uint32Uint32Uint32,
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Uint32Uint32Uint32Uint32,
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BlockSig,
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BrTable,
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V128,
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};
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explicit OpcodeInfo(Opcode, Kind);
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template <typename T>
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OpcodeInfo(Opcode, Kind, T* data, size_t count = 1);
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template <typename T>
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OpcodeInfo(Opcode, Kind, T* data, size_t count, T extra);
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Opcode opcode() const { return opcode_; }
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void Write(Stream&);
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private:
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template <typename T>
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std::pair<const T*, size_t> GetDataArray() const;
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template <typename T>
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const T* GetData(size_t expected_size = 1) const;
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template <typename T, typename F>
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void WriteArray(Stream& stream, F&& write_func);
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Opcode opcode_;
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Kind kind_;
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std::vector<uint8_t> data_;
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friend bool operator==(const OpcodeInfo&, const OpcodeInfo&);
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friend bool operator!=(const OpcodeInfo&, const OpcodeInfo&);
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friend bool operator<(const OpcodeInfo&, const OpcodeInfo&);
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friend bool operator<=(const OpcodeInfo&, const OpcodeInfo&);
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friend bool operator>(const OpcodeInfo&, const OpcodeInfo&);
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friend bool operator>=(const OpcodeInfo&, const OpcodeInfo&);
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};
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bool operator==(const OpcodeInfo&, const OpcodeInfo&);
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bool operator!=(const OpcodeInfo&, const OpcodeInfo&);
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bool operator<(const OpcodeInfo&, const OpcodeInfo&);
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bool operator<=(const OpcodeInfo&, const OpcodeInfo&);
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bool operator>(const OpcodeInfo&, const OpcodeInfo&);
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bool operator>=(const OpcodeInfo&, const OpcodeInfo&);
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using OpcodeInfoCounts = std::map<OpcodeInfo, size_t>;
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Result ReadBinaryOpcnt(const void* data,
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size_t size,
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const ReadBinaryOptions& options,
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OpcodeInfoCounts* opcode_counts);
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} // namespace wabt
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#endif /* WABT_BINARY_READER_OPCNT_H_ */
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