kc3-lang/angle/src/compiler/translator/SymbolUniqueId.h

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• Hash : ca092f01
  Author :
  Date : 2020-05-26T11:45:08
  

  translator: explicitly specify underlying types for enums
  
  Some of these enums are stored in const structs and such. Since we don't
  need a full `sizeof(int)` bytes each, don't use it.
  
  This shaves 16KB off of libGLESv2.so for eve.
  
  Bug: chromium:1084580
  Change-Id: Ib6eca49203a74c094661f890e32160974c0c531e
  Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/2216431
  Commit-Queue: Jamie Madill <jmadill@chromium.org>
  Reviewed-by: Jamie Madill <jmadill@chromium.org>
  

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• src/compiler/translator/SymbolUniqueId.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.
  //
  // SymbolUniqueId.h: Encapsulates a unique id for a symbol.
  
  #ifndef COMPILER_TRANSLATOR_SYMBOLUNIQUEID_H_
  #define COMPILER_TRANSLATOR_SYMBOLUNIQUEID_H_
  
  #include "compiler/translator/Common.h"
  
  namespace sh
  {
  
  class TSymbolTable;
  class TSymbol;
  
  class TSymbolUniqueId
  {
    public:
      POOL_ALLOCATOR_NEW_DELETE
      explicit TSymbolUniqueId(const TSymbol &symbol);
      constexpr TSymbolUniqueId(const TSymbolUniqueId &) = default;
      TSymbolUniqueId &operator                          =(const TSymbolUniqueId &);
      bool operator==(const TSymbolUniqueId &) const;
  
      constexpr int get() const { return mId; }
  
    private:
      friend class TSymbolTable;
      explicit TSymbolUniqueId(TSymbolTable *symbolTable);
  
      friend class BuiltInId;
      constexpr TSymbolUniqueId(int staticId) : mId(staticId) {}
  
      int mId;
  };
  
  enum class SymbolType : uint8_t
  {
      BuiltIn,
      UserDefined,
      AngleInternal,
      Empty  // Meaning symbol without a name.
  };
  
  enum class SymbolClass : uint8_t
  {
      Function,
      Variable,
      Struct,
      InterfaceBlock
  };
  
  }  // namespace sh
  
  #endif  // COMPILER_TRANSLATOR_SYMBOLUNIQUEID_H_
  

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