[globalisel] Allow combiners to query legality

llvm-svn: 357820
llvm · Apr 5, 2019 · ab8c608 · ab8c608
1 parent bcf7f3c
commit ab8c608
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/llvm/include/llvm/CodeGen/GlobalISel/LegalizerInfo.h b/llvm/include/llvm/CodeGen/GlobalISel/LegalizerInfo.h
@@ -1062,6 +1062,9 @@ class LegalizerInfo {
   LegalizeActionStep getAction(const MachineInstr &MI,
                                const MachineRegisterInfo &MRI) const;
 
+  bool isLegal(const LegalityQuery &Query) const {
+    return getAction(Query).Action == LegalizeAction::Legal;
+  }
   bool isLegal(const MachineInstr &MI, const MachineRegisterInfo &MRI) const;
   bool isLegalOrCustom(const MachineInstr &MI,
                        const MachineRegisterInfo &MRI) const;