[llvm] r358347 - [ConstantRange] Delete unused getSetSize

[Fangrui Song via llvm-commits]

Author: maskray
Date: Sat Apr 13 21:45:04 2019
New Revision: 358347

URL: http://llvm.org/viewvc/llvm-project?rev=358347&view=rev
Log:
[ConstantRange] Delete unused getSetSize

getSetSize returns an APInt that is 1 bit wider. The APInt is typically 65-bit and requires memory allocation. isSizeStrictlySmallerThan and isSizeLargerThan are preferred. The last use of this helper method was removed by rL302385.

Modified:
    llvm/trunk/include/llvm/IR/ConstantRange.h
    llvm/trunk/lib/IR/ConstantRange.cpp

Modified: llvm/trunk/include/llvm/IR/ConstantRange.h
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/include/llvm/IR/ConstantRange.h?rev=358347&r1=358346&r2=358347&view=diff
==============================================================================
--- llvm/trunk/include/llvm/IR/ConstantRange.h (original)
+++ llvm/trunk/include/llvm/IR/ConstantRange.h Sat Apr 13 21:45:04 2019
@@ -205,9 +205,6 @@ public:
   /// Return true if this set contains exactly one member.
   bool isSingleElement() const { return getSingleElement() != nullptr; }
 
-  /// Return the number of elements in this set.
-  APInt getSetSize() const;
-
   /// Compare set size of this range with the range CR.
   bool isSizeStrictlySmallerThan(const ConstantRange &CR) const;
 

Modified: llvm/trunk/lib/IR/ConstantRange.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/IR/ConstantRange.cpp?rev=358347&r1=358346&r2=358347&view=diff
==============================================================================
--- llvm/trunk/lib/IR/ConstantRange.cpp (original)
+++ llvm/trunk/lib/IR/ConstantRange.cpp Sat Apr 13 21:45:04 2019
@@ -349,14 +349,6 @@ bool ConstantRange::isUpperSignWrapped()
   return Lower.sgt(Upper);
 }
 
-APInt ConstantRange::getSetSize() const {
-  if (isFullSet())
-    return APInt::getOneBitSet(getBitWidth()+1, getBitWidth());
-
-  // This is also correct for wrapped sets.
-  return (Upper - Lower).zext(getBitWidth()+1);
-}
-
 bool
 ConstantRange::isSizeStrictlySmallerThan(const ConstantRange &Other) const {
   assert(getBitWidth() == Other.getBitWidth());