diff options
Diffstat (limited to 'llvm/lib/Target/BPF/BPFISelDAGToDAG.cpp')
| -rw-r--r-- | llvm/lib/Target/BPF/BPFISelDAGToDAG.cpp | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/llvm/lib/Target/BPF/BPFISelDAGToDAG.cpp b/llvm/lib/Target/BPF/BPFISelDAGToDAG.cpp index d407edfbd966..f10a0d4c0077 100644 --- a/llvm/lib/Target/BPF/BPFISelDAGToDAG.cpp +++ b/llvm/lib/Target/BPF/BPFISelDAGToDAG.cpp @@ -254,7 +254,7 @@ void BPFDAGToDAGISel::PreprocessLoad(SDNode *Node, const LoadSDNode *LD = cast<LoadSDNode>(Node); uint64_t size = LD->getMemOperand()->getSize(); - if (!size || size > 8 || (size & (size - 1))) + if (!size || size > 8 || (size & (size - 1)) || !LD->isSimple()) return; SDNode *LDAddrNode = LD->getOperand(1).getNode(); @@ -342,7 +342,7 @@ bool BPFDAGToDAGISel::getConstantFieldValue(const GlobalAddressSDNode *Node, unsigned char *ByteSeq) { const GlobalVariable *V = dyn_cast<GlobalVariable>(Node->getGlobal()); - if (!V || !V->hasInitializer()) + if (!V || !V->hasInitializer() || !V->isConstant()) return false; const Constant *Init = V->getInitializer(); @@ -494,8 +494,6 @@ void BPFDAGToDAGISel::PreprocessTrunc(SDNode *Node, CurDAG->ReplaceAllUsesWith(SDValue(Node, 0), BaseV); I++; CurDAG->DeleteNode(Node); - - return; } FunctionPass *llvm::createBPFISelDag(BPFTargetMachine &TM) { |