-typedef DenseMap<uint32_t, uint32_t> BodySampleMap;
-typedef DenseMap<BasicBlock *, uint32_t> BlockWeightMap;
+namespace llvm {
+template <> struct DenseMapInfo<InstructionLocation> {
+ typedef DenseMapInfo<int> OffsetInfo;
+ typedef DenseMapInfo<unsigned> DiscriminatorInfo;
+ static inline InstructionLocation getEmptyKey() {
+ return InstructionLocation(OffsetInfo::getEmptyKey(),
+ DiscriminatorInfo::getEmptyKey());
+ }
+ static inline InstructionLocation getTombstoneKey() {
+ return InstructionLocation(OffsetInfo::getTombstoneKey(),
+ DiscriminatorInfo::getTombstoneKey());
+ }
+ static inline unsigned getHashValue(InstructionLocation Val) {
+ return DenseMapInfo<std::pair<int, unsigned>>::getHashValue(
+ std::pair<int, unsigned>(Val.LineOffset, Val.Discriminator));
+ }
+ static inline bool isEqual(InstructionLocation LHS, InstructionLocation RHS) {
+ return LHS.LineOffset == RHS.LineOffset &&
+ LHS.Discriminator == RHS.Discriminator;
+ }
+};
+}
+
+namespace {
+typedef DenseMap<InstructionLocation, unsigned> BodySampleMap;
+typedef DenseMap<BasicBlock *, unsigned> BlockWeightMap;