Do not try to override non-virtual methods, especially

[oota-llvm.git] / lib / Analysis / AliasAnalysisCounter.cpp

diff --git a/lib/Analysis/AliasAnalysisCounter.cpp b/lib/Analysis/AliasAnalysisCounter.cpp
index 4362d7d301a80ed8bdd943f30debdfab761ed7b6..272c871ce239a3be812a4aee841d846868282939 100644 (file)
--- a/lib/Analysis/AliasAnalysisCounter.cpp
+++ b/lib/Analysis/AliasAnalysisCounter.cpp
@@ -18,11 +18,12 @@
 #include "llvm/Assembly/Writer.h"
 #include "llvm/Support/CommandLine.h"
 #include "llvm/Support/Compiler.h"
-#include "llvm/Support/Streams.h"
+#include "llvm/Support/ErrorHandling.h"
+#include "llvm/Support/raw_ostream.h"
 using namespace llvm;
 
 static cl::opt<bool>
-PrintAll("count-aa-print-all-queries", cl::ReallyHidden);
+PrintAll("count-aa-print-all-queries", cl::ReallyHidden, cl::init(true));
 static cl::opt<bool>
 PrintAllFailures("count-aa-print-all-failed-queries", cl::ReallyHidden);
 
@@ -41,33 +42,33 @@ namespace {
     }
 
     void printLine(const char *Desc, unsigned Val, unsigned Sum) {
-      cerr <<  "  " << Val << " " << Desc << " responses ("
-           << Val*100/Sum << "%)\n";
+      errs() <<  "  " << Val << " " << Desc << " responses ("
+             << Val*100/Sum << "%)\n";
     }
     ~AliasAnalysisCounter() {
       unsigned AASum = No+May+Must;
       unsigned MRSum = NoMR+JustRef+JustMod+MR;
       if (AASum + MRSum) { // Print a report if any counted queries occurred...
-        cerr << "\n===== Alias Analysis Counter Report =====\n"
-             << "  Analysis counted: " << Name << "\n"
-             << "  " << AASum << " Total Alias Queries Performed\n";
+        errs() << "\n===== Alias Analysis Counter Report =====\n"
+               << "  Analysis counted: " << Name << "\n"
+               << "  " << AASum << " Total Alias Queries Performed\n";
         if (AASum) {
           printLine("no alias",     No, AASum);
           printLine("may alias",   May, AASum);
           printLine("must alias", Must, AASum);
-          cerr << "  Alias Analysis Counter Summary: " << No*100/AASum << "%/"
-               << May*100/AASum << "%/" << Must*100/AASum<<"%\n\n";
+          errs() << "  Alias Analysis Counter Summary: " << No*100/AASum << "%/"
+                 << May*100/AASum << "%/" << Must*100/AASum<<"%\n\n";
         }
 
-        cerr << "  " << MRSum    << " Total Mod/Ref Queries Performed\n";
+        errs() << "  " << MRSum    << " Total Mod/Ref Queries Performed\n";
         if (MRSum) {
           printLine("no mod/ref",    NoMR, MRSum);
           printLine("ref",        JustRef, MRSum);
           printLine("mod",        JustMod, MRSum);
           printLine("mod/ref",         MR, MRSum);
-          cerr << "  Mod/Ref Analysis Counter Summary: " <<NoMR*100/MRSum<< "%/"
-               << JustRef*100/MRSum << "%/" << JustMod*100/MRSum << "%/"
-               << MR*100/MRSum <<"%\n\n";
+          errs() << "  Mod/Ref Analysis Counter Summary: " <<NoMR*100/MRSum
+                 << "%/" << JustRef*100/MRSum << "%/" << JustMod*100/MRSum
+                 << "%/" << MR*100/MRSum <<"%\n\n";
         }
       }
     }
@@ -89,19 +90,6 @@ namespace {
     bool pointsToConstantMemory(const Value *P) {
       return getAnalysis<AliasAnalysis>().pointsToConstantMemory(P);
     }
-    bool doesNotAccessMemory(CallSite CS) {
-      return getAnalysis<AliasAnalysis>().doesNotAccessMemory(CS);
-    }
-    bool doesNotAccessMemory(Function *F) {
-      return getAnalysis<AliasAnalysis>().doesNotAccessMemory(F);
-    }
-    bool onlyReadsMemory(CallSite CS) {
-      return getAnalysis<AliasAnalysis>().onlyReadsMemory(CS);
-    }
-    bool onlyReadsMemory(Function *F) {
-      return getAnalysis<AliasAnalysis>().onlyReadsMemory(F);
-    }
-
 
     // Forwarding functions: just delegate to a real AA implementation, counting
     // the number of responses...
@@ -131,20 +119,20 @@ AliasAnalysisCounter::alias(const Value *V1, unsigned V1Size,
 
   const char *AliasString;
   switch (R) {
-  default: assert(0 && "Unknown alias type!");
+  default: llvm_unreachable("Unknown alias type!");
   case NoAlias:   No++;   AliasString = "No alias"; break;
   case MayAlias:  May++;  AliasString = "May alias"; break;
   case MustAlias: Must++; AliasString = "Must alias"; break;
   }
 
   if (PrintAll || (PrintAllFailures && R == MayAlias)) {
-    cerr << AliasString << ":\t";
-    cerr << "[" << V1Size << "B] ";
-    WriteAsOperand(*cerr.stream(), V1, true, M);
-    cerr << ", ";
-    cerr << "[" << V2Size << "B] ";
-    WriteAsOperand(*cerr.stream(), V2, true, M);
-    cerr << "\n";
+    errs() << AliasString << ":\t";
+    errs() << "[" << V1Size << "B] ";
+    WriteAsOperand(errs(), V1, true, M);
+    errs() << ", ";
+    errs() << "[" << V2Size << "B] ";
+    WriteAsOperand(errs(), V2, true, M);
+    errs() << "\n";
   }
 
   return R;
@@ -156,7 +144,7 @@ AliasAnalysisCounter::getModRefInfo(CallSite CS, Value *P, unsigned Size) {
 
   const char *MRString;
   switch (R) {
-  default:       assert(0 && "Unknown mod/ref type!");
+  default:       llvm_unreachable("Unknown mod/ref type!");
   case NoModRef: NoMR++;     MRString = "NoModRef"; break;
   case Ref:      JustRef++;  MRString = "JustRef"; break;
   case Mod:      JustMod++;  MRString = "JustMod"; break;
@@ -164,10 +152,10 @@ AliasAnalysisCounter::getModRefInfo(CallSite CS, Value *P, unsigned Size) {
   }
 
   if (PrintAll || (PrintAllFailures && R == ModRef)) {
-    cerr << MRString << ":  Ptr: ";
-    cerr << "[" << Size << "B] ";
-    WriteAsOperand(*cerr.stream(), P, true, M);
-    cerr << "\t<->" << *CS.getInstruction();
+    errs() << MRString << ":  Ptr: ";
+    errs() << "[" << Size << "B] ";
+    WriteAsOperand(errs(), P, true, M);
+    errs() << "\t<->" << *CS.getInstruction();
   }
   return R;
 }