Change TargetInstrInfo::isMoveInstr to return source and destination sub-register indices as well.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62600 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 4 insertions, 4 deletions

diff --git a/include/llvm/Target/TargetInstrInfo.h b/include/llvm/Target/TargetInstrInfo.h
index a5ea6dfa07..bec37a62bf 100644
--- a/include/llvm/Target/TargetInstrInfo.h
+++ b/include/llvm/Target/TargetInstrInfo.h
@@ -88,11 +88,11 @@ protected:
   }
 
 public:
-  /// Return true if the instruction is a register to register move
-  /// and leave the source and dest operands in the passed parameters.
+  /// Return true if the instruction is a register to register move and return
+  /// the source and dest operands and their sub-register indices by reference.
   virtual bool isMoveInstr(const MachineInstr& MI,
-                           unsigned& sourceReg,
-                           unsigned& destReg) const {
+                           unsigned& SrcReg, unsigned& DstReg,
+                           unsigned& SrcSubIdx, unsigned& DstSubIdx) const {
     return false;
   }