[llvm-branch-commits] [llvm] [CodeGen] Allow rematerializer to rematerialize at the end of a block (PR #184339)

[Lucas Ramirez via llvm-branch-commits]

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@@ -785,7 +795,7 @@ Printable Rematerializer::printUser(const MachineInstr *MI) const {
     if (RegIdx != NoReg)
       OS << printID(RegIdx);
     else
-      OS << "(-/-)[" << MIRegion.at(MI) << ']';
+      OS << "(-/-)[?]";
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lucas-rami wrote:

That makes sense to me. Made it optional as to not force callers to know this information.

I also spotted and fixed a couple incorrect uses of `dbgs()` instead of the generic `raw_ostream &OS` in print methods.

https://github.com/llvm/llvm-project/pull/184339