vendor/llvm/llvm-trunk-r306325

1 files changed, 2 insertions, 7 deletions

diff --git a/lib/Support/APInt.cpp b/lib/Support/APInt.cpp
index e9716e3b1e87..c558ddd82161 100644
--- a/lib/Support/APInt.cpp
+++ b/lib/Support/APInt.cpp
@@ -546,10 +546,7 @@ unsigned APInt::countLeadingZerosSlowCase() const {
   return Count;
 }
 
-unsigned APInt::countLeadingOnes() const {
-  if (isSingleWord())
-    return llvm::countLeadingOnes(U.VAL << (APINT_BITS_PER_WORD - BitWidth));
-
+unsigned APInt::countLeadingOnesSlowCase() const {
   unsigned highWordBits = BitWidth % APINT_BITS_PER_WORD;
   unsigned shift;
   if (!highWordBits) {
@@ -573,9 +570,7 @@ unsigned APInt::countLeadingOnes() const {
   return Count;
 }
 
-unsigned APInt::countTrailingZeros() const {
-  if (isSingleWord())
-    return std::min(unsigned(llvm::countTrailingZeros(U.VAL)), BitWidth);
+unsigned APInt::countTrailingZerosSlowCase() const {
   unsigned Count = 0;
   unsigned i = 0;
   for (; i < getNumWords() && U.pVal[i] == 0; ++i)