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author | Jay Foad <jay.foad@gmail.com> | 2014-05-14 21:14:37 +0000 |
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committer | Jay Foad <jay.foad@gmail.com> | 2014-05-14 21:14:37 +0000 |
commit | 6b543713a25c20c028cc0bbca0dd8b052c61e000 (patch) | |
tree | 4079b40b6bbbb4ad8e162762d6c8e8db1c450552 /lib/Analysis/ScalarEvolution.cpp | |
parent | cd237ed5853bda1dab27323236119e4342a19860 (diff) | |
download | llvm-6b543713a25c20c028cc0bbca0dd8b052c61e000.tar.gz llvm-6b543713a25c20c028cc0bbca0dd8b052c61e000.tar.bz2 llvm-6b543713a25c20c028cc0bbca0dd8b052c61e000.tar.xz |
Rename ComputeMaskedBits to computeKnownBits. "Masked" has been
inappropriate since it lost its Mask parameter in r154011.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@208811 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Analysis/ScalarEvolution.cpp')
-rw-r--r-- | lib/Analysis/ScalarEvolution.cpp | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/lib/Analysis/ScalarEvolution.cpp b/lib/Analysis/ScalarEvolution.cpp index 7e8a755b20..cef9966f9e 100644 --- a/lib/Analysis/ScalarEvolution.cpp +++ b/lib/Analysis/ScalarEvolution.cpp @@ -3362,7 +3362,7 @@ ScalarEvolution::GetMinTrailingZeros(const SCEV *S) { // For a SCEVUnknown, ask ValueTracking. unsigned BitWidth = getTypeSizeInBits(U->getType()); APInt Zeros(BitWidth, 0), Ones(BitWidth, 0); - ComputeMaskedBits(U->getValue(), Zeros, Ones); + computeKnownBits(U->getValue(), Zeros, Ones); return Zeros.countTrailingOnes(); } @@ -3501,7 +3501,7 @@ ScalarEvolution::getUnsignedRange(const SCEV *S) { if (const SCEVUnknown *U = dyn_cast<SCEVUnknown>(S)) { // For a SCEVUnknown, ask ValueTracking. APInt Zeros(BitWidth, 0), Ones(BitWidth, 0); - ComputeMaskedBits(U->getValue(), Zeros, Ones, DL); + computeKnownBits(U->getValue(), Zeros, Ones, DL); if (Ones == ~Zeros + 1) return setUnsignedRange(U, ConservativeResult); return setUnsignedRange(U, @@ -3754,13 +3754,13 @@ const SCEV *ScalarEvolution::createSCEV(Value *V) { // Instcombine's ShrinkDemandedConstant may strip bits out of // constants, obscuring what would otherwise be a low-bits mask. - // Use ComputeMaskedBits to compute what ShrinkDemandedConstant + // Use computeKnownBits to compute what ShrinkDemandedConstant // knew about to reconstruct a low-bits mask value. unsigned LZ = A.countLeadingZeros(); unsigned TZ = A.countTrailingZeros(); unsigned BitWidth = A.getBitWidth(); APInt KnownZero(BitWidth, 0), KnownOne(BitWidth, 0); - ComputeMaskedBits(U->getOperand(0), KnownZero, KnownOne, DL); + computeKnownBits(U->getOperand(0), KnownZero, KnownOne, DL); APInt EffectiveMask = APInt::getLowBitsSet(BitWidth, BitWidth - LZ - TZ).shl(TZ); |