Print the top 20 most frequently executed blocks. Fix sort predicate problem

[oota-llvm.git] / tools / bugpoint / CrashDebugger.cpp

diff --git a/tools/bugpoint/CrashDebugger.cpp b/tools/bugpoint/CrashDebugger.cpp
index 84d4d40014ed35b74f052c09deaeef67a70b1673..fe13e6726dace1f93b2a1a81adfeb68f3b936349 100644 (file)
--- a/tools/bugpoint/CrashDebugger.cpp
+++ b/tools/bugpoint/CrashDebugger.cpp
@@ -1,4 +1,11 @@
 //===- CrashDebugger.cpp - Debug compilation crashes ----------------------===//
+// 
+//                     The LLVM Compiler Infrastructure
+//
+// This file was developed by the LLVM research group and is distributed under
+// the University of Illinois Open Source License. See LICENSE.TXT for details.
+// 
+//===----------------------------------------------------------------------===//
 //
 // This file defines the bugpoint internals that narrow down compilation crashes
 //
@@ -91,7 +98,7 @@ public:
 };
 
 bool ReduceCrashingFunctions::TestFuncs(std::vector<Function*> &Funcs) {
-  // Clone the program to try hacking it appart...
+  // Clone the program to try hacking it apart...
   Module *M = CloneModule(BD.Program);
   
   // Convert list to set for fast lookup...
@@ -104,8 +111,12 @@ bool ReduceCrashingFunctions::TestFuncs(std::vector<Function*> &Funcs) {
   }
 
   std::cout << "Checking for crash with only these functions:";
-  for (unsigned i = 0, e = Funcs.size(); i != e; ++i)
+  unsigned NumPrint = Funcs.size();
+  if (NumPrint > 10) NumPrint = 10;
+  for (unsigned i = 0; i != NumPrint; ++i)
     std::cout << " " << Funcs[i]->getName();
+  if (NumPrint < Funcs.size())
+    std::cout << "... <" << Funcs.size() << " total>";
   std::cout << ": ";
 
   // Loop over and delete any functions which we aren't supposed to be playing
@@ -153,7 +164,7 @@ public:
 };
 
 bool ReduceCrashingBlocks::TestBlocks(std::vector<BasicBlock*> &BBs) {
-  // Clone the program to try hacking it appart...
+  // Clone the program to try hacking it apart...
   Module *M = CloneModule(BD.Program);
   
   // Convert list to set for fast lookup...
@@ -171,8 +182,12 @@ bool ReduceCrashingBlocks::TestBlocks(std::vector<BasicBlock*> &BBs) {
   }
 
   std::cout << "Checking for crash with only these blocks:";
-  for (unsigned i = 0, e = Blocks.size(); i != e; ++i)
+  unsigned NumPrint = Blocks.size();
+  if (NumPrint > 10) NumPrint = 10;
+  for (unsigned i = 0, e = NumPrint; i != e; ++i)
     std::cout << " " << BBs[i]->getName();
+  if (NumPrint < Blocks.size())
+    std::cout << "... <" << Blocks.size() << " total>";
   std::cout << ": ";
 
   // Loop over and delete any hack up any blocks that are not listed...