[Hexagon] Remove getFirstCallerSavedNonParamReg

The last use was removed by:

  commit 9eb75c45204781886c8d598a1bc9b5c37f3cb037
  Author: Krzysztof Parzyszek <kparzysz@codeaurora.org>
  Date:   Fri Jun 30 21:21:40 2017 +0000

diff --git a/llvm/lib/Target/Hexagon/HexagonRegisterInfo.cpp b/llvm/lib/Target/Hexagon/HexagonRegisterInfo.cpp
index 8a84f55..a3f31df 100644 (file)
--- a/llvm/lib/Target/Hexagon/HexagonRegisterInfo.cpp
+++ b/llvm/lib/Target/Hexagon/HexagonRegisterInfo.cpp
@@ -452,8 +452,3 @@ HexagonRegisterInfo::getPointerRegClass(const MachineFunction &MF,
                                         unsigned Kind) const {
   return &Hexagon::IntRegsRegClass;
 }
-
-Register HexagonRegisterInfo::getFirstCallerSavedNonParamReg() const {
-  return Hexagon::R6;
-}
-

diff --git a/llvm/lib/Target/Hexagon/HexagonRegisterInfo.h b/llvm/lib/Target/Hexagon/HexagonRegisterInfo.h
index 4766fb5..7215398 100644 (file)
--- a/llvm/lib/Target/Hexagon/HexagonRegisterInfo.h
+++ b/llvm/lib/Target/Hexagon/HexagonRegisterInfo.h
@@ -71,8 +71,6 @@ public:
   const MCPhysReg *getCallerSavedRegs(const MachineFunction *MF,
         const TargetRegisterClass *RC) const;
 
-  Register getFirstCallerSavedNonParamReg() const;
-
   const TargetRegisterClass *
   getPointerRegClass(const MachineFunction &MF,
                      unsigned Kind = 0) const override;