[llvm] Add support for PSV EntryFunctionName (PR #84409)

[Chris B via llvm-commits]

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@@ -65,18 +68,97 @@ struct PSVRuntimeInfo {
   SmallVector<uint32_t> InputPatchMap;
   SmallVector<uint32_t> PatchOutputMap;
 
+  StringTableBuilder DXConStrTabBuilder;
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llvm-beanz wrote:

Any fields that shouldn't be set by the external caller we should make private. We should also look at these to see if they need to be members or if they should just move to the `finalize` function instead of being in the `write` function.

https://github.com/llvm/llvm-project/pull/84409