From ab8c60867b6d27b97961b91bb8c251b18acbf118 Mon Sep 17 00:00:00 2001
From: Daniel Sanders <daniel_l_sanders@apple.com>
Date: Fri, 5 Apr 2019 21:22:17 +0000
Subject: [PATCH] [globalisel] Allow combiners to query legality

llvm-svn: 357820
---
 llvm/include/llvm/CodeGen/GlobalISel/LegalizerInfo.h | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/llvm/include/llvm/CodeGen/GlobalISel/LegalizerInfo.h b/llvm/include/llvm/CodeGen/GlobalISel/LegalizerInfo.h
index 734ef30d9d6b4..417aa402f373d 100644
--- 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;