Revert 100204. It broke a bunch of tests and apparently changed what passes are run during codegen.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100207 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/MachineFunction.cpp b/lib/CodeGen/MachineFunction.cpp
index 3a7de30..f6cc71f 100644
--- a/lib/CodeGen/MachineFunction.cpp
+++ b/lib/CodeGen/MachineFunction.cpp
@@ -39,6 +39,40 @@
#include "llvm/Support/raw_ostream.h"
using namespace llvm;
+namespace {
+ struct Printer : public MachineFunctionPass {
+ static char ID;
+
+ raw_ostream &OS;
+ const std::string Banner;
+
+ Printer(raw_ostream &os, const std::string &banner)
+ : MachineFunctionPass(&ID), OS(os), Banner(banner) {}
+
+ const char *getPassName() const { return "MachineFunction Printer"; }
+
+ virtual void getAnalysisUsage(AnalysisUsage &AU) const {
+ AU.setPreservesAll();
+ MachineFunctionPass::getAnalysisUsage(AU);
+ }
+
+ bool runOnMachineFunction(MachineFunction &MF) {
+ OS << "# " << Banner << ":\n";
+ MF.print(OS);
+ return false;
+ }
+ };
+ char Printer::ID = 0;
+}
+
+/// Returns a newly-created MachineFunction Printer pass. The default banner is
+/// empty.
+///
+FunctionPass *llvm::createMachineFunctionPrinterPass(raw_ostream &OS,
+ const std::string &Banner){
+ return new Printer(OS, Banner);
+}
+
//===----------------------------------------------------------------------===//
// MachineFunction implementation
//===----------------------------------------------------------------------===//