diff --git a/llvm/include/llvm/ADT/APInt.h b/llvm/include/llvm/ADT/APInt.h
--- a/llvm/include/llvm/ADT/APInt.h
+++ b/llvm/include/llvm/ADT/APInt.h
@@ -1261,18 +1261,6 @@
   /// 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
   /// @{
diff --git a/llvm/lib/Support/APInt.cpp b/llvm/lib/Support/APInt.cpp
--- a/llvm/lib/Support/APInt.cpp
+++ b/llvm/lib/Support/APInt.cpp
@@ -1007,24 +1007,6 @@
   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) {