diff options
Diffstat (limited to 'lib/Support/APInt.cpp')
| -rw-r--r-- | lib/Support/APInt.cpp | 9 |
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) |