Remove derelict serialization code.
[oota-llvm.git] / include / llvm / Bitcode / BitstreamWriter.h
index 78b4f5e02cae454ee7ae322741bb485b70e39083..2b1b85ea41364cb0d3b71f3e664b19541bab08a3 100644 (file)
@@ -15,6 +15,7 @@
 #ifndef BITSTREAM_WRITER_H
 #define BITSTREAM_WRITER_H
 
+#include "llvm/ADT/StringRef.h"
 #include "llvm/Bitcode/BitCodes.h"
 #include <vector>
 
@@ -79,6 +80,9 @@ public:
 
   std::vector<unsigned char> &getBuffer() { return Out; }
 
+  /// \brief Retrieve the current position in the stream, in bits.
+  uint64_t GetCurrentBitNo() const { return Out.size() * 8 + CurBit; }
+
   //===--------------------------------------------------------------------===//
   // Basic Primitives for emitting bits to the stream.
   //===--------------------------------------------------------------------===//
@@ -290,7 +294,9 @@ private:
   /// known to exist at the end of the the record.
   template<typename uintty>
   void EmitRecordWithAbbrevImpl(unsigned Abbrev, SmallVectorImpl<uintty> &Vals,
-                                const char *BlobData, unsigned BlobLen) {
+                                StringRef Blob) {
+    const char *BlobData = Blob.data();
+    unsigned BlobLen = (unsigned) Blob.size();
     unsigned AbbrevNo = Abbrev-bitc::FIRST_APPLICATION_ABBREV;
     assert(AbbrevNo < CurAbbrevs.size() && "Invalid abbrev #!");
     BitCodeAbbrev *Abbv = CurAbbrevs[AbbrevNo];
@@ -406,7 +412,7 @@ public:
   /// the first entry.
   template<typename uintty>
   void EmitRecordWithAbbrev(unsigned Abbrev, SmallVectorImpl<uintty> &Vals) {
-    EmitRecordWithAbbrevImpl(Abbrev, Vals, 0, 0);
+    EmitRecordWithAbbrevImpl(Abbrev, Vals, StringRef());
   }
   
   /// EmitRecordWithBlob - Emit the specified record to the stream, using an
@@ -415,17 +421,28 @@ public:
   /// EmitRecord, this routine expects that the first entry in Vals is the code
   /// of the record.
   template<typename uintty>
+  void EmitRecordWithBlob(unsigned Abbrev, SmallVectorImpl<uintty> &Vals,
+                          StringRef Blob) {
+    EmitRecordWithAbbrevImpl(Abbrev, Vals, Blob);
+  }
+  template<typename uintty>
   void EmitRecordWithBlob(unsigned Abbrev, SmallVectorImpl<uintty> &Vals,
                           const char *BlobData, unsigned BlobLen) {
-    EmitRecordWithAbbrevImpl(Abbrev, Vals, BlobData, BlobLen);
+    return EmitRecordWithAbbrevImpl(Abbrev, Vals, StringRef(BlobData, BlobLen));
   }
 
   /// EmitRecordWithArray - Just like EmitRecordWithBlob, works with records
   /// that end with an array.
   template<typename uintty>
+  void EmitRecordWithArray(unsigned Abbrev, SmallVectorImpl<uintty> &Vals,
+                          StringRef Array) {
+    EmitRecordWithAbbrevImpl(Abbrev, Vals, Array);
+  }
+  template<typename uintty>
   void EmitRecordWithArray(unsigned Abbrev, SmallVectorImpl<uintty> &Vals,
                           const char *ArrayData, unsigned ArrayLen) {
-    EmitRecordWithAbbrevImpl(Abbrev, Vals, ArrayData, ArrayLen);
+    return EmitRecordWithAbbrevImpl(Abbrev, Vals, StringRef(ArrayData, 
+                                                            ArrayLen));
   }
   
   //===--------------------------------------------------------------------===//