// -----------------------------------------------------------------------------
+INITIALIZE_PASS_BEGIN(LowerIntrinsics, "gc-lowering", "GC Lowering",
+ false, false)
+INITIALIZE_PASS_DEPENDENCY(GCModuleInfo)
+INITIALIZE_PASS_END(LowerIntrinsics, "gc-lowering", "GC Lowering", false, false)
+
FunctionPass *llvm::createGCLoweringPass() {
return new LowerIntrinsics();
}
char LowerIntrinsics::ID = 0;
LowerIntrinsics::LowerIntrinsics()
- : FunctionPass(&ID) {}
+ : FunctionPass(ID) {
+ initializeLowerIntrinsicsPass(*PassRegistry::getPassRegistry());
+ }
const char *LowerIntrinsics::getPassName() const {
return "Lower Garbage Collection Instructions";
bool LowerRd = !S.customReadBarrier();
bool InitRoots = S.initializeRoots();
- SmallVector<AllocaInst*,32> Roots;
+ SmallVector<AllocaInst*, 32> Roots;
bool MadeChange = false;
for (Function::iterator BB = F.begin(), E = F.end(); BB != E; ++BB) {
case Intrinsic::gcwrite:
if (LowerWr) {
// Replace a write barrier with a simple store.
- Value *St = new StoreInst(CI->getOperand(1), CI->getOperand(3), CI);
+ Value *St = new StoreInst(CI->getArgOperand(0),
+ CI->getArgOperand(2), CI);
CI->replaceAllUsesWith(St);
CI->eraseFromParent();
}
case Intrinsic::gcread:
if (LowerRd) {
// Replace a read barrier with a simple load.
- Value *Ld = new LoadInst(CI->getOperand(2), "", CI);
+ Value *Ld = new LoadInst(CI->getArgOperand(1), "", CI);
Ld->takeName(CI);
CI->replaceAllUsesWith(Ld);
CI->eraseFromParent();
// Initialize the GC root, but do not delete the intrinsic. The
// backend needs the intrinsic to flag the stack slot.
Roots.push_back(cast<AllocaInst>(
- CI->getOperand(1)->stripPointerCasts()));
+ CI->getArgOperand(0)->stripPointerCasts()));
}
break;
default:
char MachineCodeAnalysis::ID = 0;
MachineCodeAnalysis::MachineCodeAnalysis()
- : MachineFunctionPass(&ID) {}
+ : MachineFunctionPass(ID) {}
const char *MachineCodeAnalysis::getPassName() const {
return "Analyze Machine Code For Garbage Collection";
MachineBasicBlock::iterator RAI = CI;
++RAI;
- if (FI->getStrategy().needsSafePoint(GC::PreCall))
- FI->addSafePoint(GC::PreCall, InsertLabel(*CI->getParent(), CI,
- CI->getDebugLoc()));
+ if (FI->getStrategy().needsSafePoint(GC::PreCall)) {
+ MCSymbol* Label = InsertLabel(*CI->getParent(), CI, CI->getDebugLoc());
+ FI->addSafePoint(GC::PreCall, Label, CI->getDebugLoc());
+ }
- if (FI->getStrategy().needsSafePoint(GC::PostCall))
- FI->addSafePoint(GC::PostCall, InsertLabel(*CI->getParent(), RAI,
- CI->getDebugLoc()));
+ if (FI->getStrategy().needsSafePoint(GC::PostCall)) {
+ MCSymbol* Label = InsertLabel(*CI->getParent(), RAI, CI->getDebugLoc());
+ FI->addSafePoint(GC::PostCall, Label, CI->getDebugLoc());
+ }
}
void MachineCodeAnalysis::FindSafePoints(MachineFunction &MF) {
}
void MachineCodeAnalysis::FindStackOffsets(MachineFunction &MF) {
- const TargetRegisterInfo *TRI = TM->getRegisterInfo();
- assert(TRI && "TargetRegisterInfo not available!");
+ const TargetFrameInfo *TFI = TM->getFrameInfo();
+ assert(TFI && "TargetRegisterInfo not available!");
for (GCFunctionInfo::roots_iterator RI = FI->roots_begin(),
RE = FI->roots_end(); RI != RE; ++RI)
- RI->StackOffset = TRI->getFrameIndexOffset(MF, RI->Num);
+ RI->StackOffset = TFI->getFrameIndexOffset(MF, RI->Num);
}
bool MachineCodeAnalysis::runOnMachineFunction(MachineFunction &MF) {