MachinePostDominators.cpp [plain text]
#include "llvm/CodeGen/MachinePostDominators.h"
using namespace llvm;
char MachinePostDominatorTree::ID = 0;
INITIALIZE_PASS(MachinePostDominatorTree, "machinepostdomtree",
"MachinePostDominator Tree Construction", true, true)
MachinePostDominatorTree::MachinePostDominatorTree() : MachineFunctionPass(ID) {
initializeMachinePostDominatorTreePass(*PassRegistry::getPassRegistry());
DT = new DominatorTreeBase<MachineBasicBlock>(true); }
FunctionPass *
MachinePostDominatorTree::createMachinePostDominatorTreePass() {
return new MachinePostDominatorTree();
}
bool
MachinePostDominatorTree::runOnMachineFunction(MachineFunction &F) {
DT->recalculate(F);
return false;
}
MachinePostDominatorTree::~MachinePostDominatorTree() {
delete DT;
}
void
MachinePostDominatorTree::getAnalysisUsage(AnalysisUsage &AU) const {
AU.setPreservesAll();
MachineFunctionPass::getAnalysisUsage(AU);
}
void
MachinePostDominatorTree::print(llvm::raw_ostream &OS, const Module *M) const {
DT->print(OS);
}