Document !and. Fix !shl and friends -- they provide binary operations.

llvm-svn: 217034

docs/TableGen/LangIntro.rst

@@ -211,8 +211,8 @@ supported include:
     on string, int and bit objects.  Use !cast<string> to compare other types of
     objects.
 
-``!shl(a,b)`` ``!srl(a,b)`` ``!sra(a,b)`` ``!add(a,b)``
-    The usual logical and arithmetic operators.
+``!shl(a,b)`` ``!srl(a,b)`` ``!sra(a,b)`` ``!add(a,b)`` ``!and(a,b)``
+    The usual binary and arithmetic operators.
 
 Note that all of the values have rules specifying how they convert to values
 for different types.  These rules allow you to assign a value like "``7``"

docs/TableGen/LangRef.rst

@@ -96,7 +96,7 @@ wide variety of meanings:
 .. productionlist::
    BangOperator: one of
                :!eq     !if      !head    !tail      !con
-               :!add    !shl     !sra     !srl
+               :!add    !shl     !sra     !srl       !and
                :!cast   !empty   !subst   !foreach   !listconcat   !strconcat
 
 Syntax