[llvm] [ReachingDefAnalysis] Extend the analysis to stack objects. (PR #118097)

[Michael Maitland via llvm-commits]

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@@ -212,16 +241,54 @@ void ReachingDefAnalysis::processBasicBlock(
 bool ReachingDefAnalysis::runOnMachineFunction(MachineFunction &mf) {
   MF = &mf;
   TRI = MF->getSubtarget().getRegisterInfo();
+  const TargetSubtargetInfo &STI = MF->getSubtarget();
+  TRI = STI.getRegisterInfo();
+  TII = STI.getInstrInfo();
   LLVM_DEBUG(dbgs() << "********** REACHING DEFINITION ANALYSIS **********\n");
   init();
   traverse();
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michaelmaitland wrote:

Can you pass `print-all-reaching-defs` to the test and check that it prints as expected?

https://github.com/llvm/llvm-project/pull/118097