diff options
| author | Craig Topper <craig.topper@gmail.com> | 2017-05-13 17:22:16 +0000 |
|---|---|---|
| committer | Craig Topper <craig.topper@gmail.com> | 2017-05-13 17:22:16 +0000 |
| commit | 9fe357971c22551e6159d756869a3891e821e7a8 (patch) | |
| tree | 83efc63bf747bc2bdb0002f8067a29bebd9e5e38 /llvm/lib | |
| parent | 3a3e115e81519d176b3a7f235de53d4e8764970f (diff) | |
| download | bcm5719-llvm-9fe357971c22551e6159d756869a3891e821e7a8.tar.gz bcm5719-llvm-9fe357971c22551e6159d756869a3891e821e7a8.zip | |
[ValueTracking] Remove const_casts on several calls to computeKnownBits and ComputeSignBit. NFC
llvm-svn: 302991
Diffstat (limited to 'llvm/lib')
| -rw-r--r-- | llvm/lib/Analysis/BasicAliasAnalysis.cpp | 3 | ||||
| -rw-r--r-- | llvm/lib/Analysis/DemandedBits.cpp | 6 | ||||
| -rw-r--r-- | llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp | 3 |
3 files changed, 4 insertions, 8 deletions
diff --git a/llvm/lib/Analysis/BasicAliasAnalysis.cpp b/llvm/lib/Analysis/BasicAliasAnalysis.cpp index 53782302030..3693e72ce87 100644 --- a/llvm/lib/Analysis/BasicAliasAnalysis.cpp +++ b/llvm/lib/Analysis/BasicAliasAnalysis.cpp @@ -1284,8 +1284,7 @@ AliasResult BasicAAResult::aliasGEP(const GEPOperator *GEP1, uint64_t V1Size, const Value *V = DecompGEP1.VarIndices[i].V; bool SignKnownZero, SignKnownOne; - ComputeSignBit(const_cast<Value *>(V), SignKnownZero, SignKnownOne, DL, - 0, &AC, nullptr, DT); + ComputeSignBit(V, SignKnownZero, SignKnownOne, DL, 0, &AC, nullptr, DT); // Zero-extension widens the variable, and so forces the sign // bit to zero. diff --git a/llvm/lib/Analysis/DemandedBits.cpp b/llvm/lib/Analysis/DemandedBits.cpp index c2b35b99d7c..8f808f3e787 100644 --- a/llvm/lib/Analysis/DemandedBits.cpp +++ b/llvm/lib/Analysis/DemandedBits.cpp @@ -86,13 +86,11 @@ void DemandedBits::determineLiveOperandBits( [&](unsigned BitWidth, const Value *V1, const Value *V2) { const DataLayout &DL = I->getModule()->getDataLayout(); Known = KnownBits(BitWidth); - computeKnownBits(const_cast<Value *>(V1), Known, DL, 0, - &AC, UserI, &DT); + computeKnownBits(V1, Known, DL, 0, &AC, UserI, &DT); if (V2) { Known2 = KnownBits(BitWidth); - computeKnownBits(const_cast<Value *>(V2), Known2, DL, - 0, &AC, UserI, &DT); + computeKnownBits(V2, Known2, DL, 0, &AC, UserI, &DT); } }; diff --git a/llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp b/llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp index 28de92c6c88..453f95a697e 100644 --- a/llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp +++ b/llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp @@ -7513,8 +7513,7 @@ unsigned SelectionDAG::InferPtrAlignment(SDValue Ptr) const { if (TLI->isGAPlusOffset(Ptr.getNode(), GV, GVOffset)) { unsigned PtrWidth = getDataLayout().getPointerTypeSizeInBits(GV->getType()); KnownBits Known(PtrWidth); - llvm::computeKnownBits(const_cast<GlobalValue *>(GV), Known, - getDataLayout()); + llvm::computeKnownBits(GV, Known, getDataLayout()); unsigned AlignBits = Known.countMinTrailingZeros(); unsigned Align = AlignBits ? 1 << std::min(31U, AlignBits) : 0; if (Align) |
