[llvm-commits] [llvm] r40980 - in /llvm/trunk: include/llvm/PassManagers.h lib/VMCore/PassManager.cpp

[Chris Lattner]

Author: lattner
Date: Fri Aug 10 01:17:04 2007
New Revision: 40980

URL: http://llvm.org/viewvc/llvm-project?rev=40980&view=rev
Log:
avoid copying strings.

Modified:
    llvm/trunk/include/llvm/PassManagers.h
    llvm/trunk/lib/VMCore/PassManager.cpp

Modified: llvm/trunk/include/llvm/PassManagers.h
URL: 
http://llvm.org/viewvc/llvm-project/llvm/trunk/include/llvm/PassManagers.h?rev=40980&r1=40979&r2=40980&view=diff

==============================================================================
--- llvm/trunk/include/llvm/PassManagers.h (original)
+++ llvm/trunk/include/llvm/PassManagers.h Fri Aug 10 01:17:04 2007
@@ -218,7 +218,8 @@
   void removeNotPreservedAnalysis(Pass *P);
   
   /// Remove dead passes
-  void removeDeadPasses(Pass *P, std::string Msg, enum PassDebuggingString);
+  void removeDeadPasses(Pass *P, const std::string &Msg,
+                        enum PassDebuggingString);
 
   /// Add pass P into the PassVector. Update 
   /// AvailableAnalysis appropriately if ProcessAnalysis is true.
@@ -273,7 +274,7 @@
   void dumpLastUses(Pass *P, unsigned Offset) const;
   void dumpPassArguments() const;
   void dumpPassInfo(Pass *P, enum PassDebuggingString S1,
-                    enum PassDebuggingString S2, std::string Msg);
+                    enum PassDebuggingString S2, const std::string &Msg);
   void dumpAnalysisSetInfo(const char *Msg, Pass *P,
                            const std::vector<AnalysisID> &Set) const;
 

Modified: llvm/trunk/lib/VMCore/PassManager.cpp
URL: 
http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/VMCore/PassManager.cpp?rev=40980&r1=40979&r2=40980&view=diff

==============================================================================
--- llvm/trunk/lib/VMCore/PassManager.cpp (original)
+++ llvm/trunk/lib/VMCore/PassManager.cpp Fri Aug 10 01:17:04 2007
@@ -650,7 +650,7 @@
 }
 
 /// Remove analysis passes that are not used any longer
-void PMDataManager::removeDeadPasses(Pass *P, std::string Msg,
+void PMDataManager::removeDeadPasses(Pass *P, const std::string &Msg,
                                      enum PassDebuggingString DBG_STR) {
 
   SmallVector<Pass *, 12> DeadPasses;
@@ -854,9 +854,9 @@
   }
 }
 
-void PMDataManager:: dumpPassInfo(Pass *P, enum PassDebuggingString S1,
-                                  enum PassDebuggingString S2,
-                                  std::string Msg) {
+void PMDataManager::dumpPassInfo(Pass *P, enum PassDebuggingString S1,
+                                 enum PassDebuggingString S2,
+                                 const std::string &Msg) {
   if (PassDebugging < Executions)
     return;
   cerr << (void*)this << std::string(getDepth()*2+1, ' ');


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