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

Branch : - branch - main - tag -

• Show log

  Commit

• Author : Yuly Novikov
  Date : 2017-06-28 00:16:27
  Hash : af01a064
  Message : Revert "Adds TUnorderedMap and uses it for tLevel in TSymbolTableLevel." This reverts commit c14348a2589e5d995f63019433175545ba90040b. Reason for revert: crashes in murmurhash on Nexus 6 See https://build.chromium.org/p/chromium.gpu.fyi/builders/Android%20Release%20%28Nexus%206%29/builds/7865 Original change's description: > Adds TUnorderedMap and uses it for tLevel in TSymbolTableLevel. > > Change-Id: I27ba7a41c599ef6f7fe68b22c27bd2a40175ddf9 > Reviewed-on: https://chromium-review.googlesource.com/526672 > Commit-Queue: Jamie Madill <jmadill@chromium.org> > Reviewed-by: Jamie Madill <jmadill@chromium.org> TBR=jmadill@chromium.org,kbr@chromium.org,bajones@chromium.org,kainino@chromium.org,lethalantidote@chromium.org Change-Id: Id4a428430c6d286b910790ba7c30503c98ce728f No-Presubmit: true No-Tree-Checks: true No-Try: true Reviewed-on: https://chromium-review.googlesource.com/551235 Reviewed-by: Yuly Novikov <ynovikov@chromium.org> Commit-Queue: Yuly Novikov <ynovikov@chromium.org>

• src/compiler/translator/Common.h

• //
  // Copyright (c) 2002-2010 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.
  //
  
  #ifndef COMPILER_TRANSLATOR_COMMON_H_
  #define COMPILER_TRANSLATOR_COMMON_H_
  
  #include <map>
  #include <sstream>
  #include <string>
  #include <vector>
  #include <limits>
  #include <stdio.h>
  
  #include "common/angleutils.h"
  #include "common/debug.h"
  #include "compiler/translator/PoolAlloc.h"
  
  namespace sh
  {
  
  struct TSourceLoc
  {
      int first_file;
      int first_line;
      int last_file;
      int last_line;
  };
  
  //
  // Put POOL_ALLOCATOR_NEW_DELETE in base classes to make them use this scheme.
  //
  #define POOL_ALLOCATOR_NEW_DELETE()                                                  \
      void *operator new(size_t s) { return GetGlobalPoolAllocator()->allocate(s); }   \
      void *operator new(size_t, void *_Where) { return (_Where); }                    \
      void operator delete(void *) {}                                                  \
      void operator delete(void *, void *) {}                                          \
      void *operator new[](size_t s) { return GetGlobalPoolAllocator()->allocate(s); } \
      void *operator new[](size_t, void *_Where) { return (_Where); }                  \
      void operator delete[](void *) {}                                                \
      void operator delete[](void *, void *) {}
  
  //
  // Pool version of string.
  //
  typedef pool_allocator<char> TStringAllocator;
  typedef std::basic_string<char, std::char_traits<char>, TStringAllocator> TString;
  typedef std::basic_ostringstream<char, std::char_traits<char>, TStringAllocator> TStringStream;
  inline TString *NewPoolTString(const char *s)
  {
      void *memory = GetGlobalPoolAllocator()->allocate(sizeof(TString));
      return new (memory) TString(s);
  }
  
  //
  // Persistent string memory.  Should only be used for strings that survive
  // across compiles.
  //
  #define TPersistString std::string
  #define TPersistStringStream std::ostringstream
  
  //
  // Pool allocator versions of vectors, lists, and maps
  //
  template <class T>
  class TVector : public std::vector<T, pool_allocator<T>>
  {
    public:
      POOL_ALLOCATOR_NEW_DELETE();
  
      typedef typename std::vector<T, pool_allocator<T>>::size_type size_type;
      TVector() : std::vector<T, pool_allocator<T>>() {}
      TVector(const pool_allocator<T> &a) : std::vector<T, pool_allocator<T>>(a) {}
      TVector(size_type i) : std::vector<T, pool_allocator<T>>(i) {}
  };
  
  template <class K, class D, class CMP = std::less<K>>
  class TMap : public std::map<K, D, CMP, pool_allocator<std::pair<const K, D>>>
  {
    public:
      POOL_ALLOCATOR_NEW_DELETE();
      typedef pool_allocator<std::pair<const K, D>> tAllocator;
  
      TMap() : std::map<K, D, CMP, tAllocator>() {}
      // use correct two-stage name lookup supported in gcc 3.4 and above
      TMap(const tAllocator &a)
          : std::map<K, D, CMP, tAllocator>(std::map<K, D, CMP, tAllocator>::key_compare(), a)
      {
      }
  };
  
  // Integer to TString conversion
  template <typename T>
  inline TString str(T i)
  {
      ASSERT(std::numeric_limits<T>::is_integer);
      char buffer[((8 * sizeof(T)) / 3) + 3];
      const char *formatStr = std::numeric_limits<T>::is_signed ? "%d" : "%u";
      snprintf(buffer, sizeof(buffer), formatStr, i);
      return buffer;
  }
  
  }  // namespace sh
  
  #endif  // COMPILER_TRANSLATOR_COMMON_H_