[llvm] [DirectX] Lower DbgAssign to DbgValue (PR #200267)

[Harald van Dijk via llvm-commits]

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@@ -68,14 +70,103 @@ DXILDebugInfoMap DXILDebugInfoPass::run(Module &M) {
   DebugInfoFinder DIF;
   DIF.processModule(M);
 
-  for (auto &F : M) {
-    for (auto &BB : F) {
-      for (auto &I : make_early_inc_range(reverse(BB))) {
+  Function *DVDecl = nullptr;
+
+  for (Function &F : M) {
+    bool IsEntryBlock = true;
+    for (BasicBlock &BB : F) {
+      DenseMap<DILocalVariable *, std::pair<Instruction *, DbgValueInst *>>
+          DbgValues;
+      DenseMap<std::pair<DILocalVariable *, DIExpression *>,
+               std::pair<Instruction *, DbgValueInst *>>
+          DbgValueFragments;
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hvdijk wrote:

Done (minus one small correction, `.clear()` instead of `.reset()`), thanks.

https://github.com/llvm/llvm-project/pull/200267