================
@@ -858,62 +899,64 @@ struct BBAddrMap {
bool hasIndirectBranch() const { return MD.HasIndirectBranch; }
};
- BBAddrMap(uint64_t Addr, std::vector<BBEntry> BBEntries)
- : Addr(Addr), BBEntries(std::move(BBEntries)) {}
+ // Struct representing the BBAddrMap information for a contiguous range of
+ // basic blocks (a function or a basic block section).
+ struct BBRangeEntry {
+ uint64_t BaseAddress; // Base address of the range.
+ std::vector<BBEntry> BBEntries; // Basic block entries for this range.
+
+ // Equality operator for unit testing.
+ bool operator==(const BBRangeEntry &Other) const {
+ return BaseAddress == Other.BaseAddress &&
+ std::equal(BBEntries.begin(), BBEntries.end(),
+ Other.BBEntries.begin());
+ }
+ };
- // Returns the address of the corresponding function.
- uint64_t getFunctionAddress() const { return Addr; }
+ // All ranges for this function. The first range always corresponds to the
+ // function entry.
+ std::vector<BBRangeEntry> BBRanges;
- // Returns the basic block entries for this function.
- const std::vector<BBEntry> &getBBEntries() const { return BBEntries; }
+ // Returns the function address associated with this BBAddrMap, which is
+ // stored as the `BaseAddress` of its first BBRangeEntry. Returns 0 if
+ // BBRanges is empty.
+ uint64_t getFunctionAddress() const {
----------------
rlavaee wrote:
Changing the return type would change the API. So we would need to sequence
this. How about an assertion? BBRanges should not be empty (except for tests).
https://github.com/llvm/llvm-project/pull/74128
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