From e8e1e4bf8a7ced315b0d2ecfdab2478d7bbbe138 Mon Sep 17 00:00:00 2001
From: Chris Lattner <sabre@nondot.org>
Date: Sun, 6 May 2007 02:30:12 +0000
Subject: add a new CreateBitcodeWriterPass method, which creates a bitcode
 writer as a pass

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@36828 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/Bitcode/Writer/BitcodeWriterPass.cpp | 43 ++++++++++++++++++++++++++++++++
 1 file changed, 43 insertions(+)
 create mode 100644 lib/Bitcode/Writer/BitcodeWriterPass.cpp

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

diff --git a/lib/Bitcode/Writer/BitcodeWriterPass.cpp b/lib/Bitcode/Writer/BitcodeWriterPass.cpp
new file mode 100644
index 0000000000..74123116da
--- /dev/null
+++ b/lib/Bitcode/Writer/BitcodeWriterPass.cpp
@@ -0,0 +1,43 @@
+//===--- Bitcode/Writer/BitcodeWriterPass.cpp - Bitcode Writer ------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file was developed by Chris Lattner and is distributed under
+// the University of Illinois Open Source License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// BitcodeWriterPass implementation.
+//
+//===----------------------------------------------------------------------===//
+
+#include "llvm/Bitcode/ReaderWriter.h"
+#include "llvm/Pass.h"
+using namespace llvm;
+
+namespace {
+  class WriteBitcodePass : public ModulePass {
+    std::ostream *Out;                 // ostream to print on
+  public:
+    static char ID; // Pass identifcation, replacement for typeid
+    WriteBitcodePass() : ModulePass((intptr_t) &ID), Out(0) { } 
+    WriteBitcodePass(std::ostream &o) : ModulePass((intptr_t) &ID), Out(&o) {}
+    
+    bool runOnModule(Module &M) {
+      if (Out)
+        WriteBitcodeToFile(&M, *Out);
+      return false;
+    }
+  };
+}
+
+char WriteBitcodePass::ID = 0;
+static RegisterPass<WriteBitcodePass> X("emitbitcode", "Bitcode Writer");
+
+/// CreateBitcodeWriterPass - Create and return a pass that writes the module
+/// to the specified ostream.
+ModulePass *llvm::CreateBitcodeWriterPass(std::ostream &Str) {
+  return new WriteBitcodePass(Str);
+}
+
+
-- 
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