Remove unused function.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@105325 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Target/X86/X86RegisterInfo.cpp b/lib/Target/X86/X86RegisterInfo.cpp
index d31c52100d9af44c8ac4b711dd1f828c48468824..e74db6d5fcfaebecf411850beebaa38a77beca57 100644 (file)
--- a/lib/Target/X86/X86RegisterInfo.cpp
+++ b/lib/Target/X86/X86RegisterInfo.cpp
@@ -385,56 +385,6 @@ X86RegisterInfo::getCalleeSavedRegs(const MachineFunction *MF) const {
   }
 }
 
-const TargetRegisterClass* const*
-X86RegisterInfo::getCalleeSavedRegClasses(const MachineFunction *MF) const {
-  bool callsEHReturn = false;
-  if (MF)
-    callsEHReturn = MF->getMMI().callsEHReturn();
-
-  static const TargetRegisterClass * const CalleeSavedRegClasses32Bit[] = {
-    &X86::GR32RegClass, &X86::GR32RegClass,
-    &X86::GR32RegClass, &X86::GR32RegClass,  0
-  };
-  static const TargetRegisterClass * const CalleeSavedRegClasses32EHRet[] = {
-    &X86::GR32RegClass, &X86::GR32RegClass,
-    &X86::GR32RegClass, &X86::GR32RegClass,
-    &X86::GR32RegClass, &X86::GR32RegClass,  0
-  };
-  static const TargetRegisterClass * const CalleeSavedRegClasses64Bit[] = {
-    &X86::GR64RegClass, &X86::GR64RegClass,
-    &X86::GR64RegClass, &X86::GR64RegClass,
-    &X86::GR64RegClass, &X86::GR64RegClass, 0
-  };
-  static const TargetRegisterClass * const CalleeSavedRegClasses64EHRet[] = {
-    &X86::GR64RegClass, &X86::GR64RegClass,
-    &X86::GR64RegClass, &X86::GR64RegClass,
-    &X86::GR64RegClass, &X86::GR64RegClass,
-    &X86::GR64RegClass, &X86::GR64RegClass, 0
-  };
-  static const TargetRegisterClass * const CalleeSavedRegClassesWin64[] = {
-    &X86::GR64RegClass,  &X86::GR64RegClass,
-    &X86::GR64RegClass,  &X86::GR64RegClass,
-    &X86::GR64RegClass,  &X86::GR64RegClass,
-    &X86::GR64RegClass,  &X86::GR64RegClass,
-    &X86::VR128RegClass, &X86::VR128RegClass,
-    &X86::VR128RegClass, &X86::VR128RegClass,
-    &X86::VR128RegClass, &X86::VR128RegClass,
-    &X86::VR128RegClass, &X86::VR128RegClass,
-    &X86::VR128RegClass, &X86::VR128RegClass, 0
-  };
-
-  if (Is64Bit) {
-    if (IsWin64)
-      return CalleeSavedRegClassesWin64;
-    else
-      return (callsEHReturn ?
-              CalleeSavedRegClasses64EHRet : CalleeSavedRegClasses64Bit);
-  } else {
-    return (callsEHReturn ?
-            CalleeSavedRegClasses32EHRet : CalleeSavedRegClasses32Bit);
-  }
-}
-
 BitVector X86RegisterInfo::getReservedRegs(const MachineFunction &MF) const {
   BitVector Reserved(getNumRegs());
   // Set the stack-pointer register and its aliases as reserved.

diff --git a/lib/Target/X86/X86RegisterInfo.h b/lib/Target/X86/X86RegisterInfo.h
index d0b82e2f1ce10462cc75adb15deaaadead1809a2..d852bcd2011c49df65dd84237eb3bfbeb615b04c 100644 (file)
--- a/lib/Target/X86/X86RegisterInfo.h
+++ b/lib/Target/X86/X86RegisterInfo.h
@@ -105,12 +105,6 @@ public:
   /// callee-save registers on this target.
   const unsigned *getCalleeSavedRegs(const MachineFunction* MF = 0) const;
 
-  /// getCalleeSavedRegClasses - Return a null-terminated list of the preferred
-  /// register classes to spill each callee-saved register with.  The order and
-  /// length of this list match the getCalleeSavedRegs() list.
-  const TargetRegisterClass* const*
-  getCalleeSavedRegClasses(const MachineFunction *MF = 0) const;
-
   /// getReservedRegs - Returns a bitset indexed by physical register number
   /// indicating if a register is a special register that has particular uses and
   /// should be considered unavailable at all times, e.g. SP, RA. This is used by