#include "llvm/PassManagers.h"
-#include "llvm/PassManager.h"
-#include "llvm/DebugInfoProbe.h"
#include "llvm/Assembly/PrintModulePass.h"
#include "llvm/Assembly/Writer.h"
+#include "llvm/Module.h"
+#include "llvm/PassManager.h"
#include "llvm/Support/CommandLine.h"
#include "llvm/Support/Debug.h"
-#include "llvm/Support/Timer.h"
-#include "llvm/Module.h"
#include "llvm/Support/ErrorHandling.h"
#include "llvm/Support/ManagedStatic.h"
+#include "llvm/Support/Mutex.h"
#include "llvm/Support/PassNameParser.h"
+#include "llvm/Support/Timer.h"
#include "llvm/Support/raw_ostream.h"
-#include "llvm/Support/Mutex.h"
-#include "llvm/ADT/StringMap.h"
#include <algorithm>
#include <map>
using namespace llvm;
/// whether any of the passes modifies the module, and if so, return true.
bool runOnModule(Module &M);
+ using llvm::Pass::doInitialization;
+ using llvm::Pass::doFinalization;
+
+ /// doInitialization - Run all of the initializers for the module passes.
+ ///
+ bool doInitialization();
+
+ /// doFinalization - Run all of the finalizers for the module passes.
+ ///
+ bool doFinalization();
+
/// Pass Manager itself does not invalidate any analysis info.
void getAnalysisUsage(AnalysisUsage &Info) const {
Info.setPreservesAll();
/// whether any of the passes modifies the module, and if so, return true.
bool run(Module &M);
+ using llvm::Pass::doInitialization;
+ using llvm::Pass::doFinalization;
+
+ /// doInitialization - Run all of the initializers for the module passes.
+ ///
+ bool doInitialization();
+
+ /// doFinalization - Run all of the finalizers for the module passes.
+ ///
+ bool doFinalization();
+
/// Pass Manager itself does not invalidate any analysis info.
void getAnalysisUsage(AnalysisUsage &Info) const {
Info.setPreservesAll();
namespace {
-//===----------------------------------------------------------------------===//
-// DebugInfoProbe
-
-static DebugInfoProbeInfo *TheDebugProbe;
-static void createDebugInfoProbe() {
- if (TheDebugProbe) return;
-
- // Constructed the first time this is called. This guarantees that the
- // object will be constructed, if -enable-debug-info-probe is set,
- // before static globals, thus it will be destroyed before them.
- static ManagedStatic<DebugInfoProbeInfo> DIP;
- TheDebugProbe = &*DIP;
-}
-
//===----------------------------------------------------------------------===//
/// TimingInfo Class - This class is used to calculate information about the
/// amount of time each pass takes to execute. This only happens when
/// Set pass P as the last user of the given analysis passes.
void
-PMTopLevelManager::setLastUser(const SmallVectorImpl<Pass *> &AnalysisPasses,
- Pass *P) {
+PMTopLevelManager::setLastUser(ArrayRef<Pass*> AnalysisPasses, Pass *P) {
unsigned PDepth = 0;
if (P->getResolver())
PDepth = P->getResolver()->getPMDataManager().getDepth();
Pass *AnalysisPass = findAnalysisPass(*I);
if (!AnalysisPass) {
const PassInfo *PI = PassRegistry::getPassRegistry()->getPassInfo(*I);
+
+ if (PI == NULL) {
+ // Pass P is not in the global PassRegistry
+ dbgs() << "Pass '" << P->getPassName() << "' is not initialized." << "\n";
+ dbgs() << "Verify if there is a pass dependency cycle." << "\n";
+ dbgs() << "Required Passes:" << "\n";
+ for (AnalysisUsage::VectorType::const_iterator I2 = RequiredSet.begin(),
+ E = RequiredSet.end(); I2 != E && I2 != I; ++I2) {
+ Pass *AnalysisPass2 = findAnalysisPass(*I2);
+ if (AnalysisPass2) {
+ dbgs() << "\t" << AnalysisPass2->getPassName() << "\n";
+ }
+ else {
+ dbgs() << "\t" << "Error: Required pass not found! Possible causes:" << "\n";
+ dbgs() << "\t\t" << "- Pass misconfiguration (e.g.: missing macros)" << "\n";
+ dbgs() << "\t\t" << "- Corruption of the global PassRegistry" << "\n";
+ }
+ }
+ }
+
assert(PI && "Expected required passes to be initialized");
AnalysisPass = PI->createPass();
if (P->getPotentialPassManagerType () ==
assert(PassDebugging >= Details);
if (Set.empty())
return;
- dbgs() << (void*)P << std::string(getDepth()*2+3, ' ') << Msg << " Analyses:";
+ dbgs() << (const void*)P << std::string(getDepth()*2+3, ' ') << Msg << " Analyses:";
for (unsigned i = 0; i != Set.size(); ++i) {
if (i) dbgs() << ',';
const PassInfo *PInf = PassRegistry::getPassRegistry()->getPassInfo(Set[i]);
}
Pass *PMDataManager::getOnTheFlyPass(Pass *P, AnalysisID PI, Function &F) {
- assert(0 && "Unable to find on the fly pass");
- return NULL;
+ llvm_unreachable("Unable to find on the fly pass");
}
// Destructor
bool BBPassManager::doFinalization(Module &M) {
bool Changed = false;
- for (unsigned Index = 0; Index < getNumContainedPasses(); ++Index)
+ for (int Index = getNumContainedPasses() - 1; Index >= 0; --Index)
Changed |= getContainedPass(Index)->doFinalization(M);
return Changed;
dumpArguments();
dumpPasses();
+ SmallVectorImpl<ImmutablePass *>& IPV = getImmutablePasses();
+ for (SmallVectorImpl<ImmutablePass *>::const_iterator I = IPV.begin(),
+ E = IPV.end(); I != E; ++I) {
+ Changed |= (*I)->doInitialization(M);
+ }
+
for (unsigned Index = 0; Index < getNumContainedManagers(); ++Index)
Changed |= getContainedManager(Index)->doInitialization(M);
bool FunctionPassManagerImpl::doFinalization(Module &M) {
bool Changed = false;
- for (unsigned Index = 0; Index < getNumContainedManagers(); ++Index)
+ for (int Index = getNumContainedManagers() - 1; Index >= 0; --Index)
Changed |= getContainedManager(Index)->doFinalization(M);
+ SmallVectorImpl<ImmutablePass *>& IPV = getImmutablePasses();
+ for (SmallVectorImpl<ImmutablePass *>::const_iterator I = IPV.begin(),
+ E = IPV.end(); I != E; ++I) {
+ Changed |= (*I)->doFinalization(M);
+ }
+
return Changed;
}
bool FunctionPassManagerImpl::run(Function &F) {
bool Changed = false;
TimingInfo::createTheTimeInfo();
- createDebugInfoProbe();
initializeAllAnalysisInfo();
for (unsigned Index = 0; Index < getNumContainedManagers(); ++Index)
dumpRequiredSet(FP);
initializeAnalysisImpl(FP);
- if (TheDebugProbe)
- TheDebugProbe->initialize(FP, F);
+
{
PassManagerPrettyStackEntry X(FP, F);
TimeRegion PassTimer(getPassTimer(FP));
LocalChanged |= FP->runOnFunction(F);
}
- if (TheDebugProbe)
- TheDebugProbe->finalize(FP, F);
Changed |= LocalChanged;
if (LocalChanged)
}
bool FPPassManager::runOnModule(Module &M) {
- bool Changed = doInitialization(M);
+ bool Changed = false;
for (Module::iterator I = M.begin(), E = M.end(); I != E; ++I)
Changed |= runOnFunction(*I);
- return doFinalization(M) || Changed;
+ return Changed;
}
bool FPPassManager::doInitialization(Module &M) {
for (unsigned Index = 0; Index < getNumContainedPasses(); ++Index)
Changed |= getContainedPass(Index)->doInitialization(M);
-
+
return Changed;
}
bool FPPassManager::doFinalization(Module &M) {
bool Changed = false;
- for (unsigned Index = 0; Index < getNumContainedPasses(); ++Index)
+ for (int Index = getNumContainedPasses() - 1; Index >= 0; --Index)
Changed |= getContainedPass(Index)->doFinalization(M);
-
+
return Changed;
}
Changed |= FPP->doInitialization(M);
}
+ // Initialize module passes
+ for (unsigned Index = 0; Index < getNumContainedPasses(); ++Index)
+ Changed |= getContainedPass(Index)->doInitialization(M);
+
for (unsigned Index = 0; Index < getNumContainedPasses(); ++Index) {
ModulePass *MP = getContainedPass(Index);
bool LocalChanged = false;
removeDeadPasses(MP, M.getModuleIdentifier(), ON_MODULE_MSG);
}
+ // Finalize module passes
+ for (int Index = getNumContainedPasses() - 1; Index >= 0; --Index)
+ Changed |= getContainedPass(Index)->doFinalization(M);
+
// Finalize on-the-fly passes
for (std::map<Pass *, FunctionPassManagerImpl *>::iterator
I = OnTheFlyManagers.begin(), E = OnTheFlyManagers.end();
FPP->releaseMemoryOnTheFly();
Changed |= FPP->doFinalization(M);
}
+
return Changed;
}
//===----------------------------------------------------------------------===//
// PassManagerImpl implementation
+
//
/// run - Execute all of the passes scheduled for execution. Keep track of
/// whether any of the passes modifies the module, and if so, return true.
bool PassManagerImpl::run(Module &M) {
bool Changed = false;
TimingInfo::createTheTimeInfo();
- createDebugInfoProbe();
dumpArguments();
dumpPasses();
+ SmallVectorImpl<ImmutablePass *>& IPV = getImmutablePasses();
+ for (SmallVectorImpl<ImmutablePass *>::const_iterator I = IPV.begin(),
+ E = IPV.end(); I != E; ++I) {
+ Changed |= (*I)->doInitialization(M);
+ }
+
initializeAllAnalysisInfo();
for (unsigned Index = 0; Index < getNumContainedManagers(); ++Index)
Changed |= getContainedManager(Index)->runOnModule(M);
+
+ for (SmallVectorImpl<ImmutablePass *>::const_iterator I = IPV.begin(),
+ E = IPV.end(); I != E; ++I) {
+ Changed |= (*I)->doFinalization(M);
+ }
+
return Changed;
}