#include "llvm/CodeGen/ScheduleDAG.h"
#include "llvm/Support/Compiler.h"
#include "llvm/Target/TargetRegisterInfo.h"
-#include "llvm/ADT/DenseMap.h"
#include "llvm/ADT/SmallSet.h"
#include <map>
/// For example, loop induction variable increments should be
/// scheduled as soon as possible after the variable's last use.
///
- class VISIBILITY_HIDDEN LoopDependencies {
+ class LLVM_LIBRARY_VISIBILITY LoopDependencies {
const MachineLoopInfo &MLI;
const MachineDominatorTree &MDT;
/// ScheduleDAGInstrs - A ScheduleDAG subclass for scheduling lists of
/// MachineInstrs.
- class VISIBILITY_HIDDEN ScheduleDAGInstrs : public ScheduleDAG {
+ class LLVM_LIBRARY_VISIBILITY ScheduleDAGInstrs : public ScheduleDAG {
const MachineLoopInfo &MLI;
const MachineDominatorTree &MDT;
+ const MachineFrameInfo *MFI;
/// Defs, Uses - Remember where defs and uses of each physical register
/// are as we iterate upward through the instructions. This is allocated
/// initialized and destructed for each block.
std::vector<SUnit *> Defs[TargetRegisterInfo::FirstVirtualRegister];
std::vector<SUnit *> Uses[TargetRegisterInfo::FirstVirtualRegister];
+
+ /// DbgValueVec - Remember DBG_VALUEs that refer to a particular
+ /// register.
+ std::vector<MachineInstr *>DbgValueVec;
/// PendingLoads - Remember where unknown loads are after the most recent
/// unknown store, as we iterate. As with Defs and Uses, this is here
SmallSet<unsigned, 8> LoopLiveInRegs;
public:
- MachineBasicBlock *BB; // Current basic block
MachineBasicBlock::iterator Begin; // The beginning of the range to
// be scheduled. The range extends
// to InsertPos.
/// BuildSchedGraph - Build SUnits from the MachineBasicBlock that we are
/// input.
- virtual void BuildSchedGraph();
+ virtual void BuildSchedGraph(AliasAnalysis *AA);
/// ComputeLatency - Compute node latency.
///
virtual void ComputeOperandLatency(SUnit *Def, SUnit *Use,
SDep& dep) const;
- virtual MachineBasicBlock*
- EmitSchedule(DenseMap<MachineBasicBlock*, MachineBasicBlock*>*);
+ virtual MachineBasicBlock *EmitSchedule();
/// StartBlock - Prepare to perform scheduling in the given block.
///