Recognize $foo as a variable
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@7712 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/utils/TableGen/FileLexer.l b/utils/TableGen/FileLexer.l
index 4f54a52..98370a7 100644
--- a/utils/TableGen/FileLexer.l
+++ b/utils/TableGen/FileLexer.l
@@ -166,6 +166,8 @@
{Identifier} { Filelval.StrVal = new std::string(yytext, yytext+yyleng);
return ID; }
+${Identifier} { Filelval.StrVal = new std::string(yytext+1, yytext+yyleng);
+ return VARNAME; }
{StringVal} { Filelval.StrVal = new std::string(yytext+1, yytext+yyleng-1);
return STRVAL; }
diff --git a/utils/TableGen/FileParser.y b/utils/TableGen/FileParser.y
index 0ab3e5b..5b983eb 100644
--- a/utils/TableGen/FileParser.y
+++ b/utils/TableGen/FileParser.y
@@ -171,7 +171,7 @@
%token INT BIT STRING BITS LIST CODE DAG CLASS DEF FIELD LET IN
%token <IntVal> INTVAL
-%token <StrVal> ID STRVAL CODEFRAGMENT
+%token <StrVal> ID VARNAME STRVAL CODEFRAGMENT
%type <Ty> Type
%type <Rec> ClassInst DefInst Object ObjectBody ClassID