MachineLICM: Use TargetSchedModel instead of just itineraries

This will use Itinieraries if available, but will also work if just a
MCSchedModel is available.

Differential Revision: http://reviews.llvm.org/D10428

llvm-svn: 239658

1 files changed, 3 insertions, 2 deletions

diff --git a/llvm/include/llvm/Target/TargetInstrInfo.h b/llvm/include/llvm/Target/TargetInstrInfo.h
index c35831045a5..4b1acdab5b4 100644
--- a/llvm/include/llvm/Target/TargetInstrInfo.h
+++ b/llvm/include/llvm/Target/TargetInstrInfo.h
@@ -40,6 +40,7 @@ class TargetRegisterClass;
 class TargetRegisterInfo;
 class BranchProbability;
 class TargetSubtargetInfo;
+class TargetSchedModel;
 class DFAPacketizer;
 
 template<class T> class SmallVectorImpl;
@@ -1054,7 +1055,7 @@ public:
   /// determine whether it makes sense to hoist an instruction out even in a
   /// high register pressure situation.
   virtual
-  bool hasHighOperandLatency(const InstrItineraryData *ItinData,
+  bool hasHighOperandLatency(const TargetSchedModel &SchedModel,
                              const MachineRegisterInfo *MRI,
                              const MachineInstr *DefMI, unsigned DefIdx,
                              const MachineInstr *UseMI, unsigned UseIdx) const {
@@ -1064,7 +1065,7 @@ public:
   /// Compute operand latency of a def of 'Reg'. Return true
   /// if the target considered it 'low'.
   virtual
-  bool hasLowDefLatency(const InstrItineraryData *ItinData,
+  bool hasLowDefLatency(const TargetSchedModel &SchedModel,
                         const MachineInstr *DefMI, unsigned DefIdx) const;
 
   /// Perform target-specific instruction verification.