X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=lib%2FTableGen%2FTGLexer.h;h=1f750fcd8d96b6abe43e18c2e82ca1ba2228fd10;hb=bb69ce8c70f6a392fedc6ec520705f55b2e4fb0f;hp=d1bd70d2eca427caf9778ab51118bbf171d0cdde;hpb=a170f520a990a50c35f72d81b4415dc4c3ec50de;p=oota-llvm.git

diff --git a/lib/TableGen/TGLexer.h b/lib/TableGen/TGLexer.h
index d1bd70d2eca..1f750fcd8d9 100644
--- a/lib/TableGen/TGLexer.h
+++ b/lib/TableGen/TGLexer.h
@@ -11,9 +11,10 @@
 //
 //===----------------------------------------------------------------------===//
 
-#ifndef TGLEXER_H
-#define TGLEXER_H
+#ifndef LLVM_LIB_TABLEGEN_TGLEXER_H
+#define LLVM_LIB_TABLEGEN_TGLEXER_H
 
+#include "llvm/ADT/StringRef.h"
 #include "llvm/Support/DataTypes.h"
 #include "llvm/Support/SMLoc.h"
 #include <cassert>
@@ -21,7 +22,6 @@
 #include <string>
 
 namespace llvm {
-class MemoryBuffer;
 class SourceMgr;
 class SMLoc;
 class Twine;
@@ -47,11 +47,15 @@ namespace tgtok {
     MultiClass, String,
     
     // !keywords.
-    XConcat, XADD, XSRA, XSRL, XSHL, XStrConcat, XCast, XSubst,
-    XForEach, XHead, XTail, XEmpty, XIf, XEq,
+    XConcat, XADD, XAND, XSRA, XSRL, XSHL, XListConcat, XStrConcat, XCast,
+    XSubst, XForEach, XHead, XTail, XEmpty, XIf, XEq,
 
     // Integer value.
     IntVal,
+
+    // Binary constant.  Note that these are sized according to the number of
+    // bits given.
+    BinaryIntVal,
     
     // String valued tokens.
     Id, StrVal, VarName, CodeFragment
@@ -63,7 +67,7 @@ class TGLexer {
   SourceMgr &SrcMgr;
   
   const char *CurPtr;
-  const MemoryBuffer *CurBuf;
+  StringRef CurBuf;
 
   // Information about the current token.
   const char *TokStart;
@@ -73,7 +77,7 @@ class TGLexer {
 
   /// CurBuffer - This is the current buffer index we're lexing from as managed
   /// by the SourceMgr object.
-  int CurBuffer;
+  unsigned CurBuffer;
 
 public:
   typedef std::map<std::string, SMLoc> DependenciesMapTy;
@@ -105,6 +109,11 @@ public:
     assert(CurCode == tgtok::IntVal && "This token isn't an integer");
     return CurIntVal;
   }
+  std::pair<int64_t, unsigned> getCurBinaryIntVal() const {
+    assert(CurCode == tgtok::BinaryIntVal &&
+           "This token isn't a binary integer");
+    return std::make_pair(CurIntVal, (CurPtr - TokStart)-2);
+  }
 
   SMLoc getLoc() const;