Remove the canCombineSubRegIndices() target hook.

The new coalescer can already do all of this, so there is no need to
duplicate the efforts.

llvm-svn: 166813

1 files changed, 0 insertions, 10 deletions

diff --git a/llvm/lib/Target/ARM/ARMBaseRegisterInfo.h b/llvm/lib/Target/ARM/ARMBaseRegisterInfo.h
index da29f7e711d..85c58aa2eae 100644
--- a/llvm/lib/Target/ARM/ARMBaseRegisterInfo.h
+++ b/llvm/lib/Target/ARM/ARMBaseRegisterInfo.h
@@ -99,16 +99,6 @@ public:
 
   BitVector getReservedRegs(const MachineFunction &MF) const;
 
-  /// canCombineSubRegIndices - Given a register class and a list of
-  /// subregister indices, return true if it's possible to combine the
-  /// subregister indices into one that corresponds to a larger
-  /// subregister. Return the new subregister index by reference. Note the
-  /// new index may be zero if the given subregisters can be combined to
-  /// form the whole register.
-  virtual bool canCombineSubRegIndices(const TargetRegisterClass *RC,
-                                       SmallVectorImpl<unsigned> &SubIndices,
-                                       unsigned &NewSubIdx) const;
-
   const TargetRegisterClass*
   getPointerRegClass(const MachineFunction &MF, unsigned Kind = 0) const;
   const TargetRegisterClass*