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
xdress · Feb 12, 2014 · a0ea8fa · a0ea8fa
1 parent 7580df3
commit a0ea8fa
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Showing 4 changed files with 110 additions and 61 deletions.
diff --git a/tools/opt/BreakpointPrinter.cpp b/tools/opt/BreakpointPrinter.cpp
@@ -0,0 +1,82 @@
+//===- BreakpointPrinter.cpp - Breakpoint location printer ----------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+///
+/// \file
+/// \brief Breakpoint location printer.
+///
+//===----------------------------------------------------------------------===//
+#include "BreakpointPrinter.h"
+#include "llvm/ADT/StringSet.h"
+#include "llvm/DebugInfo.h"
+#include "llvm/IR/Module.h"
+#include "llvm/Pass.h"
+#include "llvm/Support/raw_ostream.h"
+
+using namespace llvm;
+
+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();
+  }
+};
+
+char BreakpointPrinter::ID = 0;
+}
+
+ModulePass *llvm::createBreakpointPrinter(raw_ostream &out) {
+  return new BreakpointPrinter(out);
+}
diff --git a/tools/opt/BreakpointPrinter.h b/tools/opt/BreakpointPrinter.h
@@ -0,0 +1,25 @@
+//===- BreakpointPrinter.h - Breakpoint location printer ------------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+///
+/// \file
+/// \brief Breakpoint location printer.
+///
+//===----------------------------------------------------------------------===//
+#ifndef LLVM_TOOLS_OPT_BREAKPOINTPRINTER_H
+#define LLVM_TOOLS_OPT_BREAKPOINTPRINTER_H
+
+namespace llvm {
+
+class ModulePass;
+class raw_ostream;
+
+ModulePass *createBreakpointPrinter(raw_ostream &out);
+}
+
+#endif // LLVM_TOOLS_OPT_BREAKPOINTPRINTER_H
diff --git a/tools/opt/CMakeLists.txt b/tools/opt/CMakeLists.txt
@@ -22,6 +22,7 @@ set(LLVM_NO_DEAD_STRIP 1)
 
 add_llvm_tool(opt
   AnalysisWrappers.cpp
+  BreakpointPrinter.cpp
   GraphPrinters.cpp
   NewPMDriver.cpp
   Passes.cpp

diff --git a/tools/opt/opt.cpp b/tools/opt/opt.cpp
@@ -12,17 +12,16 @@
 //
 //===----------------------------------------------------------------------===//
 
+#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"
 #include "llvm/Analysis/LoopPass.h"
 #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;
   }