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Patch #10 from Saem:

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"Extracts a few more methods, reduces some redundancy in the code at
the same time."

llvm-svn: 25248
This commit is contained in:
Chris Lattner 2006-01-12 16:48:23 +00:00
parent 978f5581c4
commit d850f21540
1 changed files with 32 additions and 52 deletions
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84
lib/VMCore/PassManagerT.h
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@ -472,33 +472,10 @@ private:
E = RequiredSet.end(); I != E; ++I)
markPassUsed(*I, P); // Mark *I as used by P
// Erase all analyses not in the preserved set...
if (!AnUsage.getPreservesAll()) {
const std::vector<AnalysisID> &PreservedSet = AnUsage.getPreservedSet();
for (std::map<AnalysisID, Pass*>::iterator I = CurrentAnalyses.begin(),
E = CurrentAnalyses.end(); I != E; ) {
if (std::find(PreservedSet.begin(), PreservedSet.end(), I->first) ==
PreservedSet.end()) { // Analysis not preserved!
CurrentAnalyses.erase(I); // Remove from available analyses
I = CurrentAnalyses.begin();
} else {
++I;
}
}
}
// Add this pass to the currently available set...
if (const PassInfo *PI = P->getPassInfo()) {
CurrentAnalyses[PI] = P;
// This pass is the current implementation of all of the interfaces it
// implements as well.
//
const std::vector<const PassInfo*> &II = PI->getInterfacesImplemented();
for (unsigned i = 0, e = II.size(); i != e; ++i)
CurrentAnalyses[II[i]] = P;
}
removeNonPreservedAnalyses(AnUsage);
makeCurrentlyAvailable(P);
// For now assume that our results are never used...
LastUseOf[P] = P;
}
@ -632,30 +609,10 @@ private:
// Erase all analyses not in the preserved set
removeNonPreservedAnalyses(AnUsage);
// Add the current pass to the set of passes that have been run, and are
// thus available to users.
//
if (const PassInfo *PI = P->getPassInfo()) {
CurrentAnalyses[PI] = P;
// This pass is the current implementation of all of the interfaces it
// implements as well.
//
const std::vector<const PassInfo*> &II = PI->getInterfacesImplemented();
for (unsigned i = 0, e = II.size(); i != e; ++i)
CurrentAnalyses[II[i]] = P;
}
// Free memory for any passes that we are the last use of...
std::vector<Pass*> &DeadPass = LastUserOf[P];
for (std::vector<Pass*>::iterator I = DeadPass.begin(),E = DeadPass.end();
I != E; ++I) {
PMDebug::PrintPassInformation(getDepth()+1, "Freeing Pass", *I, M);
(*I)->releaseMemory();
}
makeCurrentlyAvailable(P);
// remove dead passes from the CurrentAnalyses list...
removeDeadPasses(DeadPass);
// free memory and remove dead passes from the CurrentAnalyses list...
removeDeadPasses(P, M, LastUserOf);
}
return MadeChanges;
@ -707,7 +664,15 @@ private:
}
}
inline void removeDeadPasses(std::vector<Pass*> &DeadPass) {
inline void removeDeadPasses(Pass* P, UnitType *M,
std::map<Pass *, std::vector<Pass*> > &LastUserOf) {
std::vector<Pass*> &DeadPass = LastUserOf[P];
for (std::vector<Pass*>::iterator I = DeadPass.begin(),E = DeadPass.end();
I != E; ++I) {
PMDebug::PrintPassInformation(getDepth()+1, "Freeing Pass", *I, M);
(*I)->releaseMemory();
}
for (std::map<AnalysisID, Pass*>::iterator I = CurrentAnalyses.begin();
I != CurrentAnalyses.end(); ) {
std::vector<Pass*>::iterator DPI = std::find(DeadPass.begin(),
@ -720,8 +685,23 @@ private:
}
}
}
inline void makeCurrentlyAvailable(Pass* P) {
if (const PassInfo *PI = P->getPassInfo()) {
CurrentAnalyses[PI] = P;
// This pass is the current implementation of all of the interfaces it
// implements as well.
//
const std::vector<const PassInfo*> &II = PI->getInterfacesImplemented();
for (unsigned i = 0, e = II.size(); i != e; ++i)
CurrentAnalyses[II[i]] = P;
}
}
};
//===----------------------------------------------------------------------===//
// BasicBlockPassManager
//
@ -859,7 +839,7 @@ public:
};
//===----------------------------------------------------------------------===//
// PassManagerTraits Method Implementations
// PassManager Method Implementations
//
// BasicBlockPassManager Implementations