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New method, PMDataManager::collectRequiredAnalysisPasses()

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llvm-svn: 32338
This commit is contained in:
Devang Patel 2006-12-07 23:05:44 +00:00
parent bb753d7121
commit 19a733b718
1 changed files with 27 additions and 7 deletions
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34
lib/VMCore/PassManager.cpp
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@ -241,7 +241,7 @@ public:
/// AvailableAnalysis appropriately if ProcessAnalysis is true.
void addPassToManager (Pass *P, bool ProcessAnalysis = true);
// Initialize available analysis information.
/// Initialize available analysis information.
void initializeAnalysisInfo() {
AvailableAnalysis.clear();
@ -252,12 +252,16 @@ public:
recordAvailableAnalysis(*I);
}
// All Required analyses should be available to the pass as it runs! Here
// we fill in the AnalysisImpls member of the pass so that it can
// successfully use the getAnalysis() method to retrieve the
// implementations it needs.
//
void initializeAnalysisImpl(Pass *P);
/// Populate RequiredPasses with the analysis pass that are required by
/// pass P.
void collectRequiredAnalysisPasses(std::vector<Pass *> &RequiredPasses,
Pass *P);
/// All Required analyses should be available to the pass as it runs! Here
/// we fill in the AnalysisImpls member of the pass so that it can
/// successfully use the getAnalysis() method to retrieve the
/// implementations it needs.
void initializeAnalysisImpl(Pass *P);
inline std::vector<Pass *>::iterator passVectorBegin() {
return PassVector.begin();
@ -520,6 +524,22 @@ void PMDataManager::addPassToManager(Pass *P,
PassVector.push_back(P);
}
/// Populate RequiredPasses with the analysis pass that are required by
/// pass P.
void PMDataManager::collectRequiredAnalysisPasses(std::vector<Pass *> &RP,
Pass *P) {
AnalysisUsage AnUsage;
P->getAnalysisUsage(AnUsage);
const std::vector<AnalysisID> &RequiredSet = AnUsage.getRequiredSet();
for (std::vector<AnalysisID>::const_iterator
I = RequiredSet.begin(), E = RequiredSet.end();
I != E; ++I) {
Pass *AnalysisPass = NULL; //FIXME findAnalysisPass(*I,true);
assert (AnalysisPass && "Analysis pass is not available");
RP.push_back(AnalysisPass);
}
}
// All Required analyses should be available to the pass as it runs! Here
// we fill in the AnalysisImpls member of the pass so that it can
// successfully use the getAnalysis() method to retrieve the