//===----------------------------------------------------------------------===//
#include "llvm/CodeGen/MachineLoopInfo.h"
+#include "llvm/Analysis/LoopInfoImpl.h"
#include "llvm/CodeGen/MachineDominators.h"
#include "llvm/CodeGen/Passes.h"
-#include "llvm/Analysis/LoopInfoImpl.h"
-#include "llvm/Support/CommandLine.h"
#include "llvm/Support/Debug.h"
using namespace llvm;
template class llvm::LoopBase<MachineBasicBlock, MachineLoop>;
template class llvm::LoopInfoBase<MachineBasicBlock, MachineLoop>;
-static cl::opt<bool>
-StableLoopInfo("stable-machine-loops", cl::Hidden, cl::init(false),
- cl::desc("Compute a stable loop tree."));
-
char MachineLoopInfo::ID = 0;
INITIALIZE_PASS_BEGIN(MachineLoopInfo, "machine-loops",
"Machine Natural Loop Construction", true, true)
bool MachineLoopInfo::runOnMachineFunction(MachineFunction &) {
releaseMemory();
- if (StableLoopInfo)
- LI.Analyze(getAnalysis<MachineDominatorTree>().getBase());
- else
- LI.Calculate(getAnalysis<MachineDominatorTree>().getBase()); // Update
+ LI.Analyze(getAnalysis<MachineDominatorTree>().getBase());
return false;
}
return BotMBB;
}
+#if !defined(NDEBUG) || defined(LLVM_ENABLE_DUMP)
void MachineLoop::dump() const {
print(dbgs());
}
+#endif