From be1a026a8d1c9aee03f2d5674ff1f20bc914d547 Mon Sep 17 00:00:00 2001
From: Ted Kremenek <kremenek@apple.com>
Date: Tue, 23 Oct 2007 21:29:33 +0000
Subject: Added preliminary implementation of generic object serialization to
 bitcode.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@43261 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/Bitcode/Writer/Serialize.cpp | 52 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 52 insertions(+)
 create mode 100644 lib/Bitcode/Writer/Serialize.cpp

(limited to 'lib/Bitcode/Writer/Serialize.cpp')

diff --git a/lib/Bitcode/Writer/Serialize.cpp b/lib/Bitcode/Writer/Serialize.cpp
new file mode 100644
index 0000000..9fbb97d
--- /dev/null
+++ b/lib/Bitcode/Writer/Serialize.cpp
@@ -0,0 +1,52 @@
+//==- Serialize.cpp - Generic Object Serialization to Bitcode ----*- C++ -*-==//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file was developed by Ted Kremenek and is distributed under the
+// University of Illinois Open Source License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// This file defines the internal methods used for object serialization.
+//
+//===----------------------------------------------------------------------===//
+
+#include "llvm/Bitcode/Serialization.h"
+
+using namespace llvm;
+
+Serializer::Serializer(BitstreamWriter& stream, unsigned BlockID)
+  : Stream(stream), inBlock(BlockID >= 8) {
+    
+  if (inBlock) Stream.EnterSubblock(8,3);
+}
+
+Serializer::~Serializer() {
+  if (inRecord())
+    EmitRecord();
+
+  if (inBlock)
+    Stream.ExitBlock();
+  
+  Stream.FlushToWord();
+}
+
+void Serializer::EmitRecord() {
+  assert(Record.size() > 0 && "Cannot emit empty record.");
+  Stream.EmitRecord(8,Record);
+  Record.clear();
+}
+
+void Serializer::EmitInt(unsigned X, unsigned bits) {
+  Record.push_back(X);
+}
+
+void Serializer::EmitCString(const char* cstr) {
+  unsigned l = strlen(cstr);
+  Record.push_back(l);
+  
+  for (unsigned i = 0; i < l; i++)
+    Record.push_back(cstr[i]);
+
+  EmitRecord();
+}
-- 
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