diff options
Diffstat (limited to 'contrib/llvm/lib/Transforms/IPO/PruneEH.cpp')
-rw-r--r-- | contrib/llvm/lib/Transforms/IPO/PruneEH.cpp | 15 |
1 files changed, 8 insertions, 7 deletions
diff --git a/contrib/llvm/lib/Transforms/IPO/PruneEH.cpp b/contrib/llvm/lib/Transforms/IPO/PruneEH.cpp index b160913..b2c4a09 100644 --- a/contrib/llvm/lib/Transforms/IPO/PruneEH.cpp +++ b/contrib/llvm/lib/Transforms/IPO/PruneEH.cpp @@ -14,22 +14,23 @@ // //===----------------------------------------------------------------------===// -#define DEBUG_TYPE "prune-eh" #include "llvm/Transforms/IPO.h" #include "llvm/ADT/SmallPtrSet.h" #include "llvm/ADT/SmallVector.h" #include "llvm/ADT/Statistic.h" #include "llvm/Analysis/CallGraph.h" #include "llvm/Analysis/CallGraphSCCPass.h" +#include "llvm/IR/CFG.h" #include "llvm/IR/Constants.h" #include "llvm/IR/Function.h" #include "llvm/IR/Instructions.h" #include "llvm/IR/IntrinsicInst.h" #include "llvm/IR/LLVMContext.h" -#include "llvm/Support/CFG.h" #include <algorithm> using namespace llvm; +#define DEBUG_TYPE "prune-eh" + STATISTIC(NumRemoved, "Number of invokes removed"); STATISTIC(NumUnreach, "Number of noreturn calls optimized"); @@ -41,7 +42,7 @@ namespace { } // runOnSCC - Analyze the SCC, performing the transformation if possible. - bool runOnSCC(CallGraphSCC &SCC); + bool runOnSCC(CallGraphSCC &SCC) override; bool SimplifyFunction(Function *F); void DeleteBasicBlock(BasicBlock *BB); @@ -51,7 +52,7 @@ namespace { char PruneEH::ID = 0; INITIALIZE_PASS_BEGIN(PruneEH, "prune-eh", "Remove unused exception handling info", false, false) -INITIALIZE_PASS_DEPENDENCY(CallGraph) +INITIALIZE_PASS_DEPENDENCY(CallGraphWrapperPass) INITIALIZE_PASS_END(PruneEH, "prune-eh", "Remove unused exception handling info", false, false) @@ -60,7 +61,7 @@ Pass *llvm::createPruneEHPass() { return new PruneEH(); } bool PruneEH::runOnSCC(CallGraphSCC &SCC) { SmallPtrSet<CallGraphNode *, 8> SCCNodes; - CallGraph &CG = getAnalysis<CallGraph>(); + CallGraph &CG = getAnalysis<CallGraphWrapperPass>().getCallGraph(); bool MadeChange = false; // Fill SCCNodes with the elements of the SCC. Used for quickly @@ -85,7 +86,7 @@ bool PruneEH::runOnSCC(CallGraphSCC &SCC) { for (CallGraphSCC::iterator I = SCC.begin(), E = SCC.end(); (!SCCMightUnwind || !SCCMightReturn) && I != E; ++I) { Function *F = (*I)->getFunction(); - if (F == 0) { + if (!F) { SCCMightUnwind = true; SCCMightReturn = true; } else if (F->isDeclaration() || F->mayBeOverridden()) { @@ -234,7 +235,7 @@ bool PruneEH::SimplifyFunction(Function *F) { /// exist in the BB. void PruneEH::DeleteBasicBlock(BasicBlock *BB) { assert(pred_begin(BB) == pred_end(BB) && "BB is not dead!"); - CallGraph &CG = getAnalysis<CallGraph>(); + CallGraph &CG = getAnalysis<CallGraphWrapperPass>().getCallGraph(); CallGraphNode *CGN = CG[BB->getParent()]; for (BasicBlock::iterator I = BB->end(), E = BB->begin(); I != E; ) { |