diff options
Diffstat (limited to 'llvm/lib/Analysis/ScalarEvolution.cpp')
| -rw-r--r-- | llvm/lib/Analysis/ScalarEvolution.cpp | 8 |
1 files changed, 2 insertions, 6 deletions
diff --git a/llvm/lib/Analysis/ScalarEvolution.cpp b/llvm/lib/Analysis/ScalarEvolution.cpp index 78ded8141c0..31175d034a5 100644 --- a/llvm/lib/Analysis/ScalarEvolution.cpp +++ b/llvm/lib/Analysis/ScalarEvolution.cpp @@ -4648,10 +4648,7 @@ uint32_t ScalarEvolution::GetMinTrailingZerosImpl(const SCEV *S) { if (const SCEVUnknown *U = dyn_cast<SCEVUnknown>(S)) { // For a SCEVUnknown, ask ValueTracking. - unsigned BitWidth = getTypeSizeInBits(U->getType()); - KnownBits Known(BitWidth); - computeKnownBits(U->getValue(), Known, getDataLayout(), 0, &AC, - nullptr, &DT); + KnownBits Known = computeKnownBits(U->getValue(), getDataLayout(), 0, &AC, nullptr, &DT); return Known.countMinTrailingZeros(); } @@ -4831,8 +4828,7 @@ ScalarEvolution::getRange(const SCEV *S, const DataLayout &DL = getDataLayout(); if (SignHint == ScalarEvolution::HINT_RANGE_UNSIGNED) { // For a SCEVUnknown, ask ValueTracking. - KnownBits Known(BitWidth); - computeKnownBits(U->getValue(), Known, DL, 0, &AC, nullptr, &DT); + KnownBits Known = computeKnownBits(U->getValue(), DL, 0, &AC, nullptr, &DT); if (Known.One != ~Known.Zero + 1) ConservativeResult = ConservativeResult.intersectWith(ConstantRange(Known.One, |
