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-rw-r--r--include/llvm/Target/TargetSubtargetInfo.h12
1 files changed, 8 insertions, 4 deletions
diff --git a/include/llvm/Target/TargetSubtargetInfo.h b/include/llvm/Target/TargetSubtargetInfo.h
index 1b2e06a..c0c342b 100644
--- a/include/llvm/Target/TargetSubtargetInfo.h
+++ b/include/llvm/Target/TargetSubtargetInfo.h
@@ -76,6 +76,11 @@ public:
MachineInstr *end,
unsigned NumRegionInstrs) const {}
+ // \brief Perform target specific adjustments to the latency of a schedule
+ // dependency.
+ virtual void adjustSchedDependency(SUnit *def, SUnit *use,
+ SDep& dep) const { }
+
// enablePostRAScheduler - If the target can benefit from post-regalloc
// scheduling and the specified optimization level meets the requirement
// return true to enable post-register-allocation scheduling. In
@@ -84,15 +89,14 @@ public:
virtual bool enablePostRAScheduler(CodeGenOpt::Level OptLevel,
AntiDepBreakMode& Mode,
RegClassVector& CriticalPathRCs) const;
- // adjustSchedDependency - Perform target specific adjustments to
- // the latency of a schedule dependency.
- virtual void adjustSchedDependency(SUnit *def, SUnit *use,
- SDep& dep) const { }
/// \brief Enable use of alias analysis during code generation (during MI
/// scheduling, DAGCombine, etc.).
virtual bool useAA() const;
+ /// \brief Enable the use of the early if conversion pass.
+ virtual bool enableEarlyIfConversion() const { return false; }
+
/// \brief Reset the features for the subtarget.
virtual void resetSubtargetFeatures(const MachineFunction *MF) { }
};