[llvm] [memprof] Add computeUndriftMap (PR #116478)
Kazu Hirata via llvm-commits
llvm-commits at lists.llvm.org
Tue Nov 19 12:45:57 PST 2024
================
@@ -66,6 +67,21 @@ namespace memprof {
DenseMap<uint64_t, SmallVector<CallEdgeTy, 0>>
extractCallsFromIR(Module &M, const TargetLibraryInfo &TLI);
+struct LineLocationHash {
+ uint64_t operator()(const LineLocation &Loc) const {
+ return Loc.getHashCode();
+ }
+};
+
+using LocToLocMap =
+ std::unordered_map<LineLocation, LineLocation, LineLocationHash>;
----------------
kazutakahirata wrote:
My laziness. I would need to define `DenseMapInfo<LineLocation>`, setting aside the empty and tombstones keys. I'd like to leave this to a follow-up patch.
https://github.com/llvm/llvm-project/pull/116478
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