#define LLVM_ADT_DENSEMAPINFO_H
#include "llvm/Support/PointerLikeTypeTraits.h"
-#include <utility>
+#include "llvm/Support/type_traits.h"
namespace llvm {
//static inline T getTombstoneKey();
//static unsigned getHashValue(const T &Val);
//static bool isEqual(const T &LHS, const T &RHS);
- //static bool isPod()
};
// Provide DenseMapInfo for all pointers.
(unsigned((uintptr_t)PtrVal) >> 9);
}
static bool isEqual(const T *LHS, const T *RHS) { return LHS == RHS; }
- static bool isPod() { return true; }
};
// Provide DenseMapInfo for chars.
static inline char getEmptyKey() { return ~0; }
static inline char getTombstoneKey() { return ~0 - 1; }
static unsigned getHashValue(const char& Val) { return Val * 37; }
- static bool isPod() { return true; }
static bool isEqual(const char &LHS, const char &RHS) {
return LHS == RHS;
}
static inline unsigned getEmptyKey() { return ~0; }
static inline unsigned getTombstoneKey() { return ~0U - 1; }
static unsigned getHashValue(const unsigned& Val) { return Val * 37; }
- static bool isPod() { return true; }
static bool isEqual(const unsigned& LHS, const unsigned& RHS) {
return LHS == RHS;
}
static inline unsigned long getEmptyKey() { return ~0UL; }
static inline unsigned long getTombstoneKey() { return ~0UL - 1L; }
static unsigned getHashValue(const unsigned long& Val) {
- return Val * 37UL;
+ return (unsigned)(Val * 37UL);
}
- static bool isPod() { return true; }
static bool isEqual(const unsigned long& LHS, const unsigned long& RHS) {
return LHS == RHS;
}
static inline unsigned long long getEmptyKey() { return ~0ULL; }
static inline unsigned long long getTombstoneKey() { return ~0ULL - 1ULL; }
static unsigned getHashValue(const unsigned long long& Val) {
- return Val * 37ULL;
+ return (unsigned)(Val * 37ULL);
}
- static bool isPod() { return true; }
static bool isEqual(const unsigned long long& LHS,
const unsigned long long& RHS) {
return LHS == RHS;
}
};
+// Provide DenseMapInfo for ints.
+template<> struct DenseMapInfo<int> {
+ static inline int getEmptyKey() { return 0x7fffffff; }
+ static inline int getTombstoneKey() { return -0x7fffffff - 1; }
+ static unsigned getHashValue(const int& Val) { return (unsigned)(Val * 37); }
+ static bool isEqual(const int& LHS, const int& RHS) {
+ return LHS == RHS;
+ }
+};
+
+// Provide DenseMapInfo for longs.
+template<> struct DenseMapInfo<long> {
+ static inline long getEmptyKey() {
+ return (1UL << (sizeof(long) * 8 - 1)) - 1L;
+ }
+ static inline long getTombstoneKey() { return getEmptyKey() - 1L; }
+ static unsigned getHashValue(const long& Val) {
+ return (unsigned)(Val * 37L);
+ }
+ static bool isEqual(const long& LHS, const long& RHS) {
+ return LHS == RHS;
+ }
+};
+
+// Provide DenseMapInfo for long longs.
+template<> struct DenseMapInfo<long long> {
+ static inline long long getEmptyKey() { return 0x7fffffffffffffffLL; }
+ static inline long long getTombstoneKey() { return -0x7fffffffffffffffLL-1; }
+ static unsigned getHashValue(const long long& Val) {
+ return (unsigned)(Val * 37LL);
+ }
+ static bool isEqual(const long long& LHS,
+ const long long& RHS) {
+ return LHS == RHS;
+ }
+};
+
// Provide DenseMapInfo for all pairs whose members have info.
template<typename T, typename U>
struct DenseMapInfo<std::pair<T, U> > {
return (unsigned)key;
}
static bool isEqual(const Pair& LHS, const Pair& RHS) { return LHS == RHS; }
- static bool isPod() { return FirstInfo::isPod() && SecondInfo::isPod(); }
};
} // end namespace llvm