Fix typo. 



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@148751 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/X86/AsmParser/X86AsmParser.cpp b/lib/Target/X86/AsmParser/X86AsmParser.cpp
index d0d3328..d78ac9f 100644
--- a/lib/Target/X86/AsmParser/X86AsmParser.cpp
+++ b/lib/Target/X86/AsmParser/X86AsmParser.cpp
@@ -656,7 +656,7 @@
       } else
         return ErrorOperand(PlusLoc, "unexpected token after +");
     } else if (getLexer().is(AsmToken::Identifier)) {
-      // This could be an index registor or a displacement expression.
+      // This could be an index register or a displacement expression.
       End = Parser.getTok().getLoc();
       if (!IndexReg)
         ParseRegister(IndexReg, Start, End);