diff --git a/lib/Target/X86/X86.td b/lib/Target/X86/X86.td
index 8df138d8d7a..308edbef802 100644
--- a/lib/Target/X86/X86.td
+++ b/lib/Target/X86/X86.td
@@ -151,6 +151,8 @@ def X86InstrInfo : InstrInfo {
                        19,
                        20,
                        24];
+
+  let supportsHasI1 = 1;
 }
 
 //===----------------------------------------------------------------------===//