#include "llvm/Transforms/Scalar.h"
#include "llvm/Transforms/Utils/PromoteMemToReg.h"
#include "llvm/Transforms/Utils/UnifyFunctionExitNodes.h"
-#include "llvm/Analysis/Dominators.h"
+#include "llvm/Analysis/DominanceFrontier.h"
#include "llvm/Instructions.h"
#include "llvm/Function.h"
#include "llvm/ADT/Statistic.h"
-#include "llvm/Support/Compiler.h"
using namespace llvm;
STATISTIC(NumPromoted, "Number of alloca's promoted");
namespace {
- struct VISIBILITY_HIDDEN PromotePass : public FunctionPass {
+ struct PromotePass : public FunctionPass {
static char ID; // Pass identification, replacement for typeid
- PromotePass() : FunctionPass((intptr_t)&ID) {}
+ PromotePass() : FunctionPass(ID) {
+ initializePromotePassPass(*PassRegistry::getPassRegistry());
+ }
// runOnFunction - To run this pass, first we calculate the alloca
// instructions that are safe for promotion, then we promote each one.
AU.addPreserved<UnifyFunctionExitNodes>();
AU.addPreservedID(LowerSwitchID);
AU.addPreservedID(LowerInvokePassID);
- AU.addPreservedID(LowerAllocationsID);
}
};
} // end of anonymous namespace
char PromotePass::ID = 0;
-static RegisterPass<PromotePass> X("mem2reg", "Promote Memory to Register");
+INITIALIZE_PASS_BEGIN(PromotePass, "mem2reg", "Promote Memory to Register",
+ false, false)
+INITIALIZE_PASS_DEPENDENCY(DominatorTree)
+INITIALIZE_PASS_DEPENDENCY(DominanceFrontier)
+INITIALIZE_PASS_END(PromotePass, "mem2reg", "Promote Memory to Register",
+ false, false)
bool PromotePass::runOnFunction(Function &F) {
std::vector<AllocaInst*> Allocas;
return Changed;
}
-// Publically exposed interface to pass...
-const PassInfo *llvm::PromoteMemoryToRegisterID = X.getPassInfo();
// createPromoteMemoryToRegister - Provide an entry point to create this pass.
//
FunctionPass *llvm::createPromoteMemoryToRegisterPass() {