chromium/third_party/angle/src/compiler/translator/Symbol.h

//
// Copyright 2017 The ANGLE Project Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
//
// Symbol.h: Symbols representing variables, functions, structures and interface blocks.
//

#ifndef COMPILER_TRANSLATOR_SYMBOL_H_
#define COMPILER_TRANSLATOR_SYMBOL_H_

#include "common/angleutils.h"
#include "compiler/translator/ExtensionBehavior.h"
#include "compiler/translator/ImmutableString.h"
#include "compiler/translator/IntermNode.h"
#include "compiler/translator/SymbolUniqueId.h"

namespace sh
{

class TSymbolTable;

// Symbol base class. (Can build functions or variables out of these...)
class TSymbol : angle::NonCopyable
{ … };

static_assert …;

// Variable.
// May store the value of a constant variable of any type (float, int, bool or struct).
class TVariable : public TSymbol
{ … };

// Struct type.
class TStructure : public TSymbol, public TFieldListCollection
{ … };

// Interface block. Note that this contains the block name, not the instance name. Interface block
// instances are stored as TVariable.
class TInterfaceBlock : public TSymbol, public TFieldListCollection
{ … };

// Parameter class used for parsing user-defined function parameters.
struct TParameter
{ … };

// The function sub-class of a symbol.
class TFunction : public TSymbol
{ … };

}  // namespace sh

#endif  // COMPILER_TRANSLATOR_SYMBOL_H_