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

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• Author : Jamie Madill
  Date : 2016-12-12 14:42:19
  Hash : d7b1ab58
  Message : Fix up translator style. Using git cl format. BUG=angleproject:650 Change-Id: I7d3f98d2b0dcfb0a8de6c35327db74e55c28d761 Reviewed-on: https://chromium-review.googlesource.com/419059 Reviewed-by: Jamie Madill <jmadill@chromium.org> Commit-Queue: Jamie Madill <jmadill@chromium.org>

• src/compiler/translator/Cache.h

• //
  // Copyright (c) 2015 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.
  //
  
  // Cache.h: Implements a cache for various commonly created objects.
  
  #ifndef COMPILER_TRANSLATOR_CACHE_H_
  #define COMPILER_TRANSLATOR_CACHE_H_
  
  #include <stdint.h>
  #include <string.h>
  #include <map>
  
  #include "compiler/translator/Types.h"
  #include "compiler/translator/PoolAlloc.h"
  
  namespace sh
  {
  
  class TCache
  {
    public:
      static void initialize();
      static void destroy();
  
      static const TType *getType(TBasicType basicType, TPrecision precision)
      {
          return getType(basicType, precision, EvqTemporary, 1, 1);
      }
      static const TType *getType(TBasicType basicType,
                                  unsigned char primarySize   = 1,
                                  unsigned char secondarySize = 1)
      {
          return getType(basicType, EbpUndefined, EvqGlobal, primarySize, secondarySize);
      }
      static const TType *getType(TBasicType basicType,
                                  TQualifier qualifier,
                                  unsigned char primarySize   = 1,
                                  unsigned char secondarySize = 1)
      {
          return getType(basicType, EbpUndefined, qualifier, primarySize, secondarySize);
      }
      static const TType *getType(TBasicType basicType,
                                  TPrecision precision,
                                  TQualifier qualifier,
                                  unsigned char primarySize,
                                  unsigned char secondarySize);
  
    private:
      TCache() {}
  
      union TypeKey {
          TypeKey(TBasicType basicType,
                  TPrecision precision,
                  TQualifier qualifier,
                  unsigned char primarySize,
                  unsigned char secondarySize);
  
          typedef uint8_t EnumComponentType;
          struct
          {
              EnumComponentType basicType;
              EnumComponentType precision;
              EnumComponentType qualifier;
              unsigned char primarySize;
              unsigned char secondarySize;
          } components;
          uint64_t value;
  
          bool operator<(const TypeKey &other) const { return value < other.value; }
      };
      typedef std::map<TypeKey, const TType *> TypeMap;
  
      TypeMap mTypes;
      TPoolAllocator mAllocator;
  
      static TCache *sCache;
  };
  
  }  // namespace sh
  
  #endif  // COMPILER_TRANSLATOR_CACHE_H_