vendor/llvm/llvm-trunk-r301441

1 files changed, 4 insertions, 0 deletions

diff --git a/lib/Target/X86/X86Subtarget.h b/lib/Target/X86/X86Subtarget.h
index d0d88d326949..fd057f36c890 100644
--- a/lib/Target/X86/X86Subtarget.h
+++ b/lib/Target/X86/X86Subtarget.h
@@ -232,6 +232,9 @@ protected:
   /// True if SHLD based rotate is fast.
   bool HasFastSHLDRotate;
 
+  /// True if the processor has enhanced REP MOVSB/STOSB.
+  bool HasERMSB;
+
   /// True if the short functions should be padded to prevent
   /// a stall when returning too early.
   bool PadShortFunctions;
@@ -472,6 +475,7 @@ public:
   bool hasFastVectorFSQRT() const { return HasFastVectorFSQRT; }
   bool hasFastLZCNT() const { return HasFastLZCNT; }
   bool hasFastSHLDRotate() const { return HasFastSHLDRotate; }
+  bool hasERMSB() const { return HasERMSB; }
   bool hasSlowDivide32() const { return HasSlowDivide32; }
   bool hasSlowDivide64() const { return HasSlowDivide64; }
   bool padShortFunctions() const { return PadShortFunctions; }