[llvm] [llvm][TableGen] Allow physical registers in patterns for GlobalISel emitter (PR #113127)

[Sergei Barannikov via llvm-commits]

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@@ -2022,11 +2024,9 @@ Expected<RuleMatcher> GlobalISelEmitter::runOnPattern(const PatternToMatch &P) {
 
   auto &DstI = Target.getInstruction(DstOp);
   StringRef DstIName = DstI.TheDef->getName();
-
-  // Count both implicit and explicit defs in the dst instruction.
-  // This avoids errors importing patterns that have inherent implicit defs.
-  unsigned DstExpDefs = DstI.Operands.NumDefs,
-           DstNumDefs = DstI.ImplicitDefs.size() + DstExpDefs,
+  const auto &DstPhysDefs = P.getDstRegs();
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s-barannikov wrote:

Don't use auto.

https://github.com/llvm/llvm-project/pull/113127