diff options
Diffstat (limited to 'llvm/lib/Target/R600/SIAnnotateControlFlow.cpp')
| -rw-r--r-- | llvm/lib/Target/R600/SIAnnotateControlFlow.cpp | 7 |
1 files changed, 0 insertions, 7 deletions
diff --git a/llvm/lib/Target/R600/SIAnnotateControlFlow.cpp b/llvm/lib/Target/R600/SIAnnotateControlFlow.cpp index d13183557d2..92385b68784 100644 --- a/llvm/lib/Target/R600/SIAnnotateControlFlow.cpp +++ b/llvm/lib/Target/R600/SIAnnotateControlFlow.cpp @@ -97,7 +97,6 @@ public: } virtual void getAnalysisUsage(AnalysisUsage &AU) const { - AU.addRequired<DominatorTree>(); AU.addPreserved<DominatorTree>(); FunctionPass::getAnalysisUsage(AU); @@ -111,7 +110,6 @@ char SIAnnotateControlFlow::ID = 0; /// \brief Initialize all the types and constants used in the pass bool SIAnnotateControlFlow::doInitialization(Module &M) { - LLVMContext &Context = M.getContext(); Void = Type::getVoidTy(Context); @@ -166,7 +164,6 @@ void SIAnnotateControlFlow::push(BasicBlock *BB, Value *Saved) { /// \brief Can the condition represented by this PHI node treated like /// an "Else" block? bool SIAnnotateControlFlow::isElse(PHINode *Phi) { - BasicBlock *IDom = DT->getNode(Phi->getParent())->getIDom()->getBlock(); for (unsigned i = 0, e = Phi->getNumIncomingValues(); i != e; ++i) { if (Phi->getIncomingBlock(i) == IDom) { @@ -205,7 +202,6 @@ void SIAnnotateControlFlow::insertElse(BranchInst *Term) { /// \brief Recursively handle the condition leading to a loop void SIAnnotateControlFlow::handleLoopCondition(Value *Cond) { - if (PHINode *Phi = dyn_cast<PHINode>(Cond)) { // Handle all non constant incoming values first @@ -262,7 +258,6 @@ void SIAnnotateControlFlow::handleLoopCondition(Value *Cond) { /// \brief Handle a back edge (loop) void SIAnnotateControlFlow::handleLoop(BranchInst *Term) { - BasicBlock *Target = Term->getSuccessor(1); PHINode *Broken = PHINode::Create(Int64, 0, "", &Target->front()); @@ -293,7 +288,6 @@ void SIAnnotateControlFlow::closeControlFlow(BasicBlock *BB) { /// \brief Annotate the control flow with intrinsics so the backend can /// recognize if/then/else and loops. bool SIAnnotateControlFlow::runOnFunction(Function &F) { - DT = &getAnalysis<DominatorTree>(); for (df_iterator<BasicBlock *> I = df_begin(&F.getEntryBlock()), @@ -332,6 +326,5 @@ bool SIAnnotateControlFlow::runOnFunction(Function &F) { /// \brief Create the annotation pass FunctionPass *llvm::createSIAnnotateControlFlowPass() { - return new SIAnnotateControlFlow(); } |
