diff options
Diffstat (limited to 'include/llvm/CodeGen/MachineScheduler.h')
| -rw-r--r-- | include/llvm/CodeGen/MachineScheduler.h | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/include/llvm/CodeGen/MachineScheduler.h b/include/llvm/CodeGen/MachineScheduler.h index 57febe7..769e4b4 100644 --- a/include/llvm/CodeGen/MachineScheduler.h +++ b/include/llvm/CodeGen/MachineScheduler.h @@ -274,6 +274,10 @@ public: Mutations.push_back(Mutation); } + /// \brief True if an edge can be added from PredSU to SuccSU without creating + /// a cycle. + bool canAddEdge(SUnit *SuccSU, SUnit *PredSU); + /// \brief Add a DAG edge to the given SU with the given predecessor /// dependence data. /// @@ -297,6 +301,10 @@ public: /// reorderable instructions. virtual void schedule(); + /// Change the position of an instruction within the basic block and update + /// live ranges and region boundary iterators. + void moveInstruction(MachineInstr *MI, MachineBasicBlock::iterator InsertPos); + /// Get current register pressure for the top scheduled instructions. const IntervalPressure &getTopPressure() const { return TopPressure; } const RegPressureTracker &getTopRPTracker() const { return TopRPTracker; } @@ -362,7 +370,6 @@ protected: void updateScheduledPressure(const std::vector<unsigned> &NewMaxPressure); - void moveInstruction(MachineInstr *MI, MachineBasicBlock::iterator InsertPos); bool checkSchedLimit(); void findRootsAndBiasEdges(SmallVectorImpl<SUnit*> &TopRoots, |
