1 files changed, 8 insertions, 0 deletions
diff --git a/lib/Target/ARM/ARMSubtarget.h b/lib/Target/ARM/ARMSubtarget.h
index af682dd8321c..d890d0fa777e 100644
--- a/lib/Target/ARM/ARMSubtarget.h
+++ b/lib/Target/ARM/ARMSubtarget.h
@@ -285,6 +285,10 @@ protected:
   /// HasFPAO - if true, processor  does positive address offset computation faster
   bool HasFPAO = false;
 
+  /// HasFuseAES - if true, processor executes back to back AES instruction
+  /// pairs faster.
+  bool HasFuseAES = false;
+
   /// If true, if conversion may decide to leave some instructions unpredicated.
   bool IsProfitableToUnpredicate = false;
 
@@ -561,6 +565,10 @@ public:
   bool hasD16() const { return HasD16; }
   bool hasFullFP16() const { return HasFullFP16; }
 
+  bool hasFuseAES() const { return HasFuseAES; }
+  /// \brief Return true if the CPU supports any kind of instruction fusion.
+  bool hasFusion() const { return hasFuseAES(); }
+
   const Triple &getTargetTriple() const { return TargetTriple; }
 
   bool isTargetDarwin() const { return TargetTriple.isOSDarwin(); }