[llvm-branch-commits] [clang] [mlir] [clang-tools-extra] [libcxx] [flang] [llvm] [libc] [lldb] [BOLT] Embed cold mapping info into function entry in BAT (PR #76903)

[Amir Ayupov via llvm-branch-commits]

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@@ -160,12 +164,31 @@ std::error_code BoltAddressTranslation::parse(StringRef Buf) {
     return make_error_code(llvm::errc::io_error);
 
   Error Err(Error::success());
+  std::vector<uint64_t> HotFuncs;
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aaupov wrote:

It's populated by `parseMaps<Hot>` and read by `parseMaps<Cold>`.
Cold functions encode indices of parent hot functions (also delta encoded), hence this vector is required.

https://github.com/llvm/llvm-project/pull/76903