// Force out-of-line virtual method.
ModulePass::~ModulePass() { }
+PassManagerType ModulePass::getPotentialPassManagerType() const {
+ return PMT_ModulePassManager;
+}
+
bool Pass::mustPreserveAnalysisID(const PassInfo *AnalysisID) const {
return Resolver->getAnalysisIfAvailable(AnalysisID, true) != 0;
}
return "Unnamed pass: implement Pass::getPassName()";
}
+void Pass::preparePassManager(PMStack &) {
+ // By default, don't do anything.
+}
+
+PassManagerType Pass::getPotentialPassManagerType() const {
+ // Default implementation.
+ return PMT_Unknown;
+}
+
+void Pass::getAnalysisUsage(AnalysisUsage &) const {
+ // By default, no analysis results are used, all are invalidated.
+}
+
+void Pass::releaseMemory() {
+ // By default, don't do anything.
+}
+
+void Pass::verifyAnalysis() const {
+ // By default, don't do anything.
+}
+
// print - Print out the internal state of the pass. This is called by Analyze
// to print out the contents of an analysis. Otherwise it is not necessary to
// implement this method.
// Force out-of-line virtual method.
ImmutablePass::~ImmutablePass() { }
+void ImmutablePass::initializePass() {
+ // By default, don't do anything.
+}
+
//===----------------------------------------------------------------------===//
// FunctionPass Implementation
//
return Changed | doFinalization(*F.getParent());
}
+bool FunctionPass::doInitialization(Module &) {
+ // By default, don't do anything.
+ return false;
+}
+
+bool FunctionPass::doFinalization(Module &) {
+ // By default, don't do anything.
+ return false;
+}
+
+PassManagerType FunctionPass::getPotentialPassManagerType() const {
+ return PMT_FunctionPassManager;
+}
+
//===----------------------------------------------------------------------===//
// BasicBlockPass Implementation
//
return Changed | doFinalization(F);
}
+bool BasicBlockPass::doInitialization(Module &) {
+ // By default, don't do anything.
+ return false;
+}
+
+bool BasicBlockPass::doInitialization(Function &) {
+ // By default, don't do anything.
+ return false;
+}
+
+bool BasicBlockPass::doFinalization(Function &) {
+ // By default, don't do anything.
+ return false;
+}
+
+bool BasicBlockPass::doFinalization(Module &) {
+ // By default, don't do anything.
+ return false;
+}
+
+PassManagerType BasicBlockPass::getPotentialPassManagerType() const {
+ return PMT_BasicBlockPassManager;
+}
+
//===----------------------------------------------------------------------===//
// Pass Registration mechanism
//