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At the beginning of run, initialize analyis info availability for _ALL_

Browse Source 
pass managers. Otherwise, stale available analysis info, from the managers not
yet run, may cause pass manager to take wrong turn.

This fixes CBE test failures reported by nightly tester.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32726 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Devang Patel 2006-12-21 00:16:50 +00:00
parent bc9154641b
commit 1336a6bf06
1 changed files with 19 additions and 5 deletions
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24
lib/VMCore/PassManager.cpp
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@ -189,6 +189,8 @@ public:
void dumpPasses() const;
void dumpArguments() const;
void initializeAllAnalysisInfo();
protected:
/// Collection of pass managers
@ -773,6 +775,21 @@ void PMTopLevelManager::dumpArguments() const {
cerr << "\n";
}
void PMTopLevelManager::initializeAllAnalysisInfo() {
for (std::vector<Pass *>::iterator I = PassManagers.begin(),
E = PassManagers.end(); I != E; ++I) {
PMDataManager *PMD = dynamic_cast<PMDataManager *>(*I);
assert(PMD && "This is not a PassManager");
PMD->initializeAnalysisInfo();
}
// Initailize other pass managers
for (std::vector<PMDataManager *>::iterator I = IndirectPassManagers.begin(),
E = IndirectPassManagers.end(); I != E; ++I)
(*I)->initializeAnalysisInfo();
}
//===----------------------------------------------------------------------===//
// PMDataManager implementation
@ -1051,7 +1068,6 @@ BBPassManager::runOnFunction(Function &F) {
return false;
bool Changed = doInitialization(F);
initializeAnalysisInfo();
std::string Msg1 = "Executing Pass '";
std::string Msg3 = "' Made Modification '";
@ -1240,6 +1256,7 @@ bool FunctionPassManagerImpl::run(Function &F) {
dumpArguments();
dumpPasses();
initializeAllAnalysisInfo();
for (unsigned Index = 0; Index < getNumContainedManagers(); ++Index) {
FPPassManager *FP = getContainedManager(Index);
Changed |= FP->runOnFunction(F);
@ -1322,8 +1339,6 @@ bool FPPassManager::runOnFunction(Function &F) {
if (F.isExternal())
return false;
initializeAnalysisInfo();
std::string Msg1 = "Executing Pass '";
std::string Msg3 = "' Made Modification '";
@ -1357,7 +1372,6 @@ bool FPPassManager::runOnFunction(Function &F) {
bool FPPassManager::runOnModule(Module &M) {
bool Changed = doInitialization(M);
initializeAnalysisInfo();
for(Module::iterator I = M.begin(), E = M.end(); I != E; ++I)
this->runOnFunction(*I);
@ -1462,7 +1476,6 @@ MPPassManager::addPass(Pass *P) {
bool
MPPassManager::runOnModule(Module &M) {
bool Changed = false;
initializeAnalysisInfo();
std::string Msg1 = "Executing Pass '";
std::string Msg3 = "' Made Modification '";
@ -1528,6 +1541,7 @@ bool PassManagerImpl::run(Module &M) {
dumpArguments();
dumpPasses();
initializeAllAnalysisInfo();
for (unsigned Index = 0; Index < getNumContainedManagers(); ++Index) {
MPPassManager *MP = getContainedManager(Index);
Changed |= MP->runOnModule(M);