[APInt] Remove truncOrSelf, zextOrSelf and sextOrSelf

[lattner]

This should wait a week or two and please send a heads up about the deprecation to llvm forums

llvm/include/llvm/ADT/APInt.h

#endif
   APInt sextOrTrunc(unsigned width) const;
 
   /// Zero extend or truncate to width
   ///
   /// Make this APInt have the bit width given by \p width. The value is zero
   /// extended, truncated, or left alone to make it that width.
   APInt zextOrTrunc(unsigned width) const;
 
-  /// Truncate this APInt if necessary to ensure that its bit width is <= \p
-  /// width.
-  [[deprecated("Use trunc instead")]] APInt truncOrSelf(unsigned width) const;
-
-  /// Sign-extend this APInt if necessary to ensure that its bit width is >= \p
-  /// width.
-  [[deprecated("Use sext instead")]] APInt sextOrSelf(unsigned width) const;
-
-  /// Zero-extend this APInt if necessary to ensure that its bit width is >= \p
-  /// width.
-  [[deprecated("Use zext instead")]] APInt zextOrSelf(unsigned width) const;
-
   /// @}
   /// \name Bit Manipulation Operators
   /// @{
 
   /// Set every bit to 1.
   void setAllBits() {
     if (isSingleWord())
       U.VAL = WORDTYPE_MAX;

llvm/lib/Support/APInt.cpp

 APInt APInt::sextOrTrunc(unsigned width) const {
   if (BitWidth < width)
     return sext(width);
   if (BitWidth > width)
     return trunc(width);
   return *this;
 }
 
-APInt APInt::truncOrSelf(unsigned width) const {
-  if (BitWidth > width)
-    return trunc(width);
-  return *this;
-}
-
-APInt APInt::zextOrSelf(unsigned width) const {
-  if (BitWidth < width)
-    return zext(width);
-  return *this;
-}
-
-APInt APInt::sextOrSelf(unsigned width) const {
-  if (BitWidth < width)
-    return sext(width);
-  return *this;
-}
-
 /// Arithmetic right-shift this APInt by shiftAmt.
 /// Arithmetic right-shift function.
 void APInt::ashrInPlace(const APInt &shiftAmt) {
   ashrInPlace((unsigned)shiftAmt.getLimitedValue(BitWidth));
 }
 
 /// Arithmetic right-shift this APInt by shiftAmt.
 /// Arithmetic right-shift function.