diff options
Diffstat (limited to 'lib/Analysis/LazyValueInfo.cpp')
| -rw-r--r-- | lib/Analysis/LazyValueInfo.cpp | 13 |
1 files changed, 8 insertions, 5 deletions
diff --git a/lib/Analysis/LazyValueInfo.cpp b/lib/Analysis/LazyValueInfo.cpp index 9e7da6c..6e27597 100644 --- a/lib/Analysis/LazyValueInfo.cpp +++ b/lib/Analysis/LazyValueInfo.cpp @@ -29,7 +29,6 @@ #include "llvm/ADT/DenseSet.h" #include "llvm/ADT/STLExtras.h" #include <map> -#include <set> #include <stack> using namespace llvm; @@ -268,6 +267,8 @@ public: } // end anonymous namespace. namespace llvm { +raw_ostream &operator<<(raw_ostream &OS, const LVILatticeVal &Val) + LLVM_ATTRIBUTE_USED; raw_ostream &operator<<(raw_ostream &OS, const LVILatticeVal &Val) { if (Val.isUndefined()) return OS << "undefined"; @@ -588,16 +589,18 @@ static bool InstructionDereferencesPointer(Instruction *I, Value *Ptr) { } if (MemIntrinsic *MI = dyn_cast<MemIntrinsic>(I)) { if (MI->isVolatile()) return false; - if (MI->getAddressSpace() != 0) return false; // FIXME: check whether it has a valuerange that excludes zero? ConstantInt *Len = dyn_cast<ConstantInt>(MI->getLength()); if (!Len || Len->isZero()) return false; - if (MI->getRawDest() == Ptr || MI->getDest() == Ptr) - return true; + if (MI->getDestAddressSpace() == 0) + if (MI->getRawDest() == Ptr || MI->getDest() == Ptr) + return true; if (MemTransferInst *MTI = dyn_cast<MemTransferInst>(MI)) - return MTI->getRawSource() == Ptr || MTI->getSource() == Ptr; + if (MTI->getSourceAddressSpace() == 0) + if (MTI->getRawSource() == Ptr || MTI->getSource() == Ptr) + return true; } return false; } |