src/gallium/drivers/nouveau/codegen/unordered_set.h

   1 #ifndef __NV50_UNORDERED_SET_H__
   2 #define __NV50_UNORDERED_SET_H__
   3
   4 #if (__cplusplus >= 201103L) || defined(ANDROID)
   5 #include <unordered_set>
   6 #else
   7 #include <tr1/unordered_set>
   8 #endif
   9
  10 namespace nv50_ir {
  11
  12 #if __cplusplus >= 201103L
  13 using std::unordered_set;
  14 #elif !defined(ANDROID)
  15 using std::tr1::unordered_set;
  16 #else // Android release before lollipop
  17 using std::isfinite;
  18 typedef std::tr1::unordered_set<void *> voidptr_unordered_set;
  19
  20 template <typename V>
  21 class unordered_set : public voidptr_unordered_set {
  22   public:
  23     typedef voidptr_unordered_set _base;
  24     typedef _base::iterator _biterator;
  25     typedef _base::const_iterator const_biterator;
  26
  27     class iterator : public _biterator {
  28       public:
  29         iterator(const _biterator & i) : _biterator(i) {}
  30         V operator*() const { return reinterpret_cast<V>(*_biterator(*this)); }
  31     };
  32     class const_iterator : public const_biterator {
  33       public:
  34         const_iterator(const iterator & i) : const_biterator(i) {}
  35         const_iterator(const const_biterator & i) : const_biterator(i) {}
  36         const V operator*() const { return reinterpret_cast<const V>(*const_biterator(*this)); }
  37     };
  38
  39     iterator begin() { return _base::begin(); }
  40     iterator end() { return _base::end(); }
  41     const_iterator begin() const { return _base::begin(); }
  42     const_iterator end() const { return _base::end(); }
  43 };
  44 #endif
  45
  46 } // namespace nv50_ir
  47
  48 #endif // __NV50_UNORDERED_SET_H__