From a0ea8fafdf83736039de389321cb35cad26c7e53 Mon Sep 17 00:00:00 2001
From: Eli Bendersky <eliben@google.com>
Date: Wed, 12 Feb 2014 16:48:02 +0000
Subject: Move more self-contained functionality away from tools/opt/opt.cpp

BreakpointPrinter moves to its own module.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@201242 91177308-0d34-0410-b5e6-96231b3b80d8
---
 tools/opt/opt.cpp | 63 ++-----------------------------------------------------
 1 file changed, 2 insertions(+), 61 deletions(-)

(limited to 'tools/opt/opt.cpp')

diff --git a/tools/opt/opt.cpp b/tools/opt/opt.cpp
index 49bb3c3b19..ed87c9b705 100644
--- a/tools/opt/opt.cpp
+++ b/tools/opt/opt.cpp
@@ -12,9 +12,9 @@
 //
 //===----------------------------------------------------------------------===//
 
+#include "BreakpointPrinter.h"
 #include "NewPMDriver.h"
 #include "PassPrinters.h"
-#include "llvm/ADT/StringSet.h"
 #include "llvm/ADT/Triple.h"
 #include "llvm/Analysis/CallGraph.h"
 #include "llvm/Analysis/CallGraphSCCPass.h"
@@ -22,7 +22,6 @@
 #include "llvm/Analysis/RegionPass.h"
 #include "llvm/Bitcode/BitcodeWriterPass.h"
 #include "llvm/CodeGen/CommandFlags.h"
-#include "llvm/DebugInfo.h"
 #include "llvm/IR/DataLayout.h"
 #include "llvm/IR/IRPrintingPasses.h"
 #include "llvm/IR/LLVMContext.h"
@@ -184,65 +183,7 @@ DefaultDataLayout("default-data-layout",
           cl::desc("data layout string to use if not specified by module"),
           cl::value_desc("layout-string"), cl::init(""));
 
-namespace {
 
-struct BreakpointPrinter : public ModulePass {
-  raw_ostream &Out;
-  static char ID;
-  DITypeIdentifierMap TypeIdentifierMap;
-
-  BreakpointPrinter(raw_ostream &out)
-    : ModulePass(ID), Out(out) {
-    }
-
-  void getContextName(DIDescriptor Context, std::string &N) {
-    if (Context.isNameSpace()) {
-      DINameSpace NS(Context);
-      if (!NS.getName().empty()) {
-        getContextName(NS.getContext(), N);
-        N = N + NS.getName().str() + "::";
-      }
-    } else if (Context.isType()) {
-      DIType TY(Context);
-      if (!TY.getName().empty()) {
-        getContextName(TY.getContext().resolve(TypeIdentifierMap), N);
-        N = N + TY.getName().str() + "::";
-      }
-    }
-  }
-
-  virtual bool runOnModule(Module &M) {
-    TypeIdentifierMap.clear();
-    NamedMDNode *CU_Nodes = M.getNamedMetadata("llvm.dbg.cu");
-    if (CU_Nodes)
-      TypeIdentifierMap = generateDITypeIdentifierMap(CU_Nodes);
-
-    StringSet<> Processed;
-    if (NamedMDNode *NMD = M.getNamedMetadata("llvm.dbg.sp"))
-      for (unsigned i = 0, e = NMD->getNumOperands(); i != e; ++i) {
-        std::string Name;
-        DISubprogram SP(NMD->getOperand(i));
-        assert((!SP || SP.isSubprogram()) &&
-          "A MDNode in llvm.dbg.sp should be null or a DISubprogram.");
-        if (!SP)
-          continue;
-        getContextName(SP.getContext().resolve(TypeIdentifierMap), Name);
-        Name = Name + SP.getDisplayName().str();
-        if (!Name.empty() && Processed.insert(Name)) {
-          Out << Name << "\n";
-        }
-      }
-    return false;
-  }
-
-  virtual void getAnalysisUsage(AnalysisUsage &AU) const {
-    AU.setPreservesAll();
-  }
-};
-
-} // anonymous namespace
-
-char BreakpointPrinter::ID = 0;
 
 static inline void addPass(PassManagerBase &PM, Pass *P) {
   // Add the pass to the pass manager...
@@ -550,7 +491,7 @@ int main(int argc, char **argv) {
         return 1;
       }
     }
-    Passes.add(new BreakpointPrinter(Out->os()));
+    Passes.add(createBreakpointPrinter(Out->os()));
     NoOutput = true;
   }
 
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