================
@@ -205,6 +231,26 @@ class TypeHashMode : public ModeBase {
}
};
+/// Implementation for TokenMode::TypeHashPointerSplit.
+class TypeHashPointerSplitMode : public TypeHashMode {
+public:
+ using TypeHashMode::TypeHashMode;
+
+ uint64_t operator()(const CallBase &CB, OptimizationRemarkEmitter &ORE) {
+ if (MaxTokens == 1)
+ return 0;
+ const uint64_t HalfTokens =
+ (MaxTokens ? MaxTokens : std::numeric_limits<uint64_t>::max()) / 2;
+ const auto [N, H] = getHash(CB, ORE);
+ if (!N)
+ return H; // fallback token
----------------
zmodem wrote:
This means the fallback token could go either in the "contains pointer" bucket
or not. Maybe that makes sense, but it seems worth commenting on the strategy
for this case.
https://github.com/llvm/llvm-project/pull/156840
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