Privatize PrintModulePass and PrintFunctionPass and add

createPrintModulePass and createPrintFunctionPass.
 - So clients who compile w/o RTTI can use them.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@57933 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 96 insertions, 0 deletions

diff --git a/lib/VMCore/PrintModulePass.cpp b/lib/VMCore/PrintModulePass.cpp
new file mode 100644
index 0000000000..6740af7069
--- /dev/null
+++ b/lib/VMCore/PrintModulePass.cpp
@@ -0,0 +1,96 @@
+//===--- VMCore/PrintModulePass.cpp - Module/Function Printer -------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// PrintModulePass and PrintFunctionPass implementations.
+//
+//===----------------------------------------------------------------------===//
+
+#include "llvm/Assembly/PrintModulePass.h"
+
+#include "llvm/Function.h"
+#include "llvm/Module.h"
+#include "llvm/Pass.h"
+#include "llvm/Support/Compiler.h"
+using namespace llvm;
+
+namespace {
+
+  class VISIBILITY_HIDDEN PrintModulePass : public ModulePass {
+    OStream *Out;           // ostream to print on
+    bool DeleteStream;      // Delete the ostream in our dtor?
+  public:
+    static char ID;
+    PrintModulePass() : ModulePass(intptr_t(&ID)), Out(&cerr), 
+      DeleteStream(false) {}
+    PrintModulePass(OStream *o, bool DS)
+      : ModulePass(intptr_t(&ID)), Out(o), DeleteStream(DS) {}
+    
+    ~PrintModulePass() {
+      if (DeleteStream) delete Out;
+    }
+    
+    bool runOnModule(Module &M) {
+      (*Out) << M << std::flush;
+      return false;
+    }
+    
+    virtual void getAnalysisUsage(AnalysisUsage &AU) const {
+      AU.setPreservesAll();
+    }
+  };
+  
+  class PrintFunctionPass : public FunctionPass {
+    std::string Banner;     // String to print before each function
+    OStream *Out;           // ostream to print on
+    bool DeleteStream;      // Delete the ostream in our dtor?
+  public:
+    static char ID;
+    PrintFunctionPass() : FunctionPass(intptr_t(&ID)), Banner(""), Out(&cerr), 
+                          DeleteStream(false) {}
+    PrintFunctionPass(const std::string &B, OStream *o, bool DS)
+      : FunctionPass(intptr_t(&ID)), Banner(B), Out(o), DeleteStream(DS) {}
+    
+    inline ~PrintFunctionPass() {
+      if (DeleteStream) delete Out;
+    }
+    
+    // runOnFunction - This pass just prints a banner followed by the
+    // function as it's processed.
+    //
+    bool runOnFunction(Function &F) {
+      (*Out) << Banner << static_cast<Value&>(F);
+      return false;
+    }
+    
+    virtual void getAnalysisUsage(AnalysisUsage &AU) const {
+      AU.setPreservesAll();
+    }
+  };
+}
+
+char PrintModulePass::ID = 0;
+static RegisterPass<PrintModulePass>
+X("print-module", "Print module to stderr");
+char PrintFunctionPass::ID = 0;
+static RegisterPass<PrintFunctionPass>
+Y("print-function","Print function to stderr");
+
+/// createPrintModulePass - Create and return a pass that writes the
+/// module to the specified OStream.
+ModulePass *llvm::createPrintModulePass(llvm::OStream *OS, bool DeleteStream) {
+  return new PrintModulePass(OS, DeleteStream);
+}
+
+/// createPrintFunctionPass - Create and return a pass that prints
+/// functions to the specified OStream as they are processed.
+FunctionPass *llvm::createPrintFunctionPass(const std::string &Banner,
+                                      OStream *OS, bool DeleteStream) {
+  return new PrintFunctionPass(Banner, OS, DeleteStream);
+}
+