Subzero: Print constant pool info with --szstats.

src/IceGlobalContext.h

 //===- subzero/src/IceGlobalContext.h - Global context defs -----*- C++ -*-===//
 //
 //                        The Subzero Code Generator
 //
 // This file is distributed under the University of Illinois Open Source
 // License. See LICENSE.TXT for details.
 //
 //===----------------------------------------------------------------------===//
 ///
 /// \file
@@ skipping 81 matching lines @@
     CodeStats() { reset(); }
     void reset() { Stats.fill(0); }
     void update(CSTag Tag, uint32_t Count = 1) {
       assert(Tag < Stats.size());
       Stats[Tag] += Count;
     }
     void add(const CodeStats &Other) {
       for (uint32_t i = 0; i < Stats.size(); ++i)
         Stats[i] += Other.Stats[i];
     }
-    void dump(const IceString &Name, Ostream &Str);
+    void dump(const IceString &Name, GlobalContext *Ctx);
 
   private:
     std::array<uint32_t, CS_NUM> Stats;
   };
 
   /// TimerList is a vector of TimerStack objects, with extra methods
   /// to initialize and merge these vectors.
   class TimerList : public std::vector<TimerStack> {
     TimerList(const TimerList &) = delete;
     TimerList &operator=(const TimerList &) = delete;
@@ skipping 491 matching lines @@
   explicit OstreamLocker(GlobalContext *Ctx) : Ctx(Ctx) { Ctx->lockStr(); }
   ~OstreamLocker() { Ctx->unlockStr(); }
 
 private:
   GlobalContext *const Ctx;
 };
 
 } // end of namespace Ice
 
 #endif // SUBZERO_SRC_ICEGLOBALCONTEXT_H