chromium/third_party/spirv-tools/src/source/val/instruction.h

// Copyright (c) 2015-2016 The Khronos Group Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

#ifndef SOURCE_VAL_INSTRUCTION_H_
#define SOURCE_VAL_INSTRUCTION_H_

#include <cassert>
#include <cstdint>
#include <functional>
#include <utility>
#include <vector>

#include "source/ext_inst.h"
#include "source/opcode.h"
#include "source/table.h"
#include "spirv-tools/libspirv.h"

namespace spvtools {
namespace val {

class BasicBlock;
class Function;

/// Wraps the spv_parsed_instruction struct along with use and definition of the
/// instruction's result id
class Instruction { … };

bool operator<(const Instruction& lhs, const Instruction& rhs);
bool operator<(const Instruction& lhs, uint32_t rhs);
bool operator==(const Instruction& lhs, const Instruction& rhs);
bool operator==(const Instruction& lhs, uint32_t rhs);

template <>
std::string Instruction::GetOperandAs<std::string>(size_t index) const;

}  // namespace val
}  // namespace spvtools

// custom specialization of std::hash for Instruction
namespace std {
template <>
struct hash<spvtools::val::Instruction> { … };

}  // namespace std

#endif  // SOURCE_VAL_INSTRUCTION_H_