1 files changed, 15 insertions, 1 deletions
diff --git a/llvm/lib/Target/X86/X86Subtarget.h b/llvm/lib/Target/X86/X86Subtarget.h
index 93d251a6794..f39389e08c6 100644
--- a/llvm/lib/Target/X86/X86Subtarget.h
+++ b/llvm/lib/Target/X86/X86Subtarget.h
@@ -205,9 +205,15 @@ private:
   /// StackAlignOverride - Override the stack alignment.
   unsigned StackAlignOverride;
 
-  /// In64BitMode - True if compiling for 64-bit, false for 32-bit.
+  /// In64BitMode - True if compiling for 64-bit, false for 16-bit or 32-bit.
   bool In64BitMode;
 
+  /// In32BitMode - True if compiling for 32-bit, false for 16-bit or 64-bit.
+  bool In32BitMode;
+
+  /// In16BitMode - True if compiling for 16-bit, false for 32-bit or 64-bit.
+  bool In16BitMode;
+
 public:
   /// This constructor initializes the data members to match that
   /// of the specified triple.
@@ -244,6 +250,14 @@ public:
     return In64BitMode;
   }
 
+  bool is32Bit() const {
+    return In32BitMode;
+  }
+
+  bool is16Bit() const {
+    return In16BitMode;
+  }
+
   /// Is this x86_64 with the ILP32 programming model (x32 ABI)?
   bool isTarget64BitILP32() const {
     return In64BitMode && (TargetTriple.getEnvironment() == Triple::GNUX32 ||