//===----------------------------------------------------------------------===//
#include "llvm/PassRegistry.h"
-#include "llvm/ADT/Optional.h"
#include "llvm/IR/Function.h"
#include "llvm/PassSupport.h"
#include "llvm/Support/Compiler.h"
PassRegistry::~PassRegistry() {}
const PassInfo *PassRegistry::getPassInfo(const void *TI) const {
- // We don't need thread synchronization after the PassRegistry is locked
- // (that means: is read-only).
- Optional<sys::SmartScopedReader<true>> Guard;
- if (!locked)
- Guard.emplace(Lock);
-
+ sys::SmartScopedReader<true> Guard(Lock);
MapType::const_iterator I = PassInfoMap.find(TI);
return I != PassInfoMap.end() ? I->second : nullptr;
}
const PassInfo *PassRegistry::getPassInfo(StringRef Arg) const {
- // We don't need thread synchronization after the PassRegistry is locked
- // (that means: is read-only).
- Optional<sys::SmartScopedReader<true>> Guard;
- if (!locked)
- Guard.emplace(Lock);
-
+ sys::SmartScopedReader<true> Guard(Lock);
StringMapType::const_iterator I = PassInfoStringMap.find(Arg);
return I != PassInfoStringMap.end() ? I->second : nullptr;
}
//
void PassRegistry::registerPass(const PassInfo &PI, bool ShouldFree) {
-
- assert(!locked && "Trying to register a pass in a locked PassRegistry");
-
sys::SmartScopedWriter<true> Guard(Lock);
bool Inserted =
PassInfoMap.insert(std::make_pair(PI.getTypeInfo(), &PI)).second;
if (ShouldFree)
ToFree.push_back(std::unique_ptr<const PassInfo>(&PI));
-
- assert(!locked && "PassRegistry locked during registering a pass");
}
void PassRegistry::enumerateWith(PassRegistrationListener *L) {