implement a trivial binary expression parser, we can now parse all of 176.gcc.llc.s


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@73950 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/tools/llvm-mc/AsmLexer.h b/tools/llvm-mc/AsmLexer.h
index a6c9323..23c5f85 100644
--- a/tools/llvm-mc/AsmLexer.h
+++ b/tools/llvm-mc/AsmLexer.h
@@ -42,7 +42,10 @@
     Plus, Minus, Tilde,
     Slash,    // '/'
     LParen, RParen,
-    Star, Comma, Dollar
+    Star, Comma, Dollar,
+    
+    Pipe, Caret, Amp, Exclaim,
+    Percent, LessLess, GreaterGreater
   };
 }