if (BB.hasAddressTaken()) {
Constant *OldBBAddr = BlockAddress::get(const_cast<Function*>(OldFunc),
const_cast<BasicBlock*>(&BB));
- VMap[OldBBAddr] = BlockAddress::get(NewFunc, CBB);
+ VMap[OldBBAddr] = BlockAddress::get(NewFunc, CBB);
}
// Note return instructions for the caller.
bool ModuleLevelChanges;
const char *NameSuffix;
ClonedCodeInfo *CodeInfo;
- CloningDirector *Director;
- ValueMapTypeRemapper *TypeMapper;
- ValueMaterializer *Materializer;
public:
PruningFunctionCloner(Function *newFunc, const Function *oldFunc,
ValueToValueMapTy &valueMap, bool moduleLevelChanges,
- const char *nameSuffix, ClonedCodeInfo *codeInfo,
- CloningDirector *Director)
+ const char *nameSuffix, ClonedCodeInfo *codeInfo)
: NewFunc(newFunc), OldFunc(oldFunc), VMap(valueMap),
ModuleLevelChanges(moduleLevelChanges), NameSuffix(nameSuffix),
- CodeInfo(codeInfo), Director(Director) {
- // These are optional components. The Director may return null.
- if (Director) {
- TypeMapper = Director->getTypeRemapper();
- Materializer = Director->getValueMaterializer();
- } else {
- TypeMapper = nullptr;
- Materializer = nullptr;
- }
- }
+ CodeInfo(codeInfo) {}
/// The specified block is found to be reachable, clone it and
/// anything that it can reach.
// loop doesn't include the terminator.
for (BasicBlock::const_iterator II = StartingInst, IE = --BB->end();
II != IE; ++II) {
- // If the "Director" remaps the instruction, don't clone it.
- if (Director) {
- CloningDirector::CloningAction Action =
- Director->handleInstruction(VMap, &*II, NewBB);
- // If the cloning director says stop, we want to stop everything, not
- // just break out of the loop (which would cause the terminator to be
- // cloned). The cloning director is responsible for inserting a proper
- // terminator into the new basic block in this case.
- if (Action == CloningDirector::StopCloningBB)
- return;
- // If the cloning director says skip, continue to the next instruction.
- // In this case, the cloning director is responsible for mapping the
- // skipped instruction to some value that is defined in the new
- // basic block.
- if (Action == CloningDirector::SkipInstruction)
- continue;
- }
Instruction *NewInst = II->clone();
// nodes for which we defer processing until we update the CFG.
if (!isa<PHINode>(NewInst)) {
RemapInstruction(NewInst, VMap,
- ModuleLevelChanges ? RF_None : RF_NoModuleLevelChanges,
- TypeMapper, Materializer);
+ ModuleLevelChanges ? RF_None : RF_NoModuleLevelChanges);
// If we can simplify this instruction to some other value, simply add
// a mapping to that value rather than inserting a new instruction into
VMap[&*II] = NewInst; // Add instruction map to value.
NewBB->getInstList().push_back(NewInst);
hasCalls |= (isa<CallInst>(II) && !isa<DbgInfoIntrinsic>(II));
+
+ if (CodeInfo)
+ if (auto CS = ImmutableCallSite(&*II))
+ if (CS.hasOperandBundles())
+ CodeInfo->OperandBundleCallSites.push_back(NewInst);
+
if (const AllocaInst *AI = dyn_cast<AllocaInst>(II)) {
if (isa<ConstantInt>(AI->getArraySize()))
hasStaticAllocas = true;
// Finally, clone over the terminator.
const TerminatorInst *OldTI = BB->getTerminator();
bool TerminatorDone = false;
- if (Director) {
- CloningDirector::CloningAction Action
- = Director->handleInstruction(VMap, OldTI, NewBB);
- // If the cloning director says stop, we want to stop everything, not
- // just break out of the loop (which would cause the terminator to be
- // cloned). The cloning director is responsible for inserting a proper
- // terminator into the new basic block in this case.
- if (Action == CloningDirector::StopCloningBB)
- return;
- if (Action == CloningDirector::CloneSuccessors) {
- // If the director says to skip with a terminate instruction, we still
- // need to clone this block's successors.
- const TerminatorInst *TI = NewBB->getTerminator();
- for (const BasicBlock *Succ : TI->successors())
- ToClone.push_back(Succ);
- return;
- }
- assert(Action != CloningDirector::SkipInstruction &&
- "SkipInstruction is not valid for terminators.");
- }
if (const BranchInst *BI = dyn_cast<BranchInst>(OldTI)) {
if (BI->isConditional()) {
// If the condition was a known constant in the callee...
NewInst->setName(OldTI->getName()+NameSuffix);
NewBB->getInstList().push_back(NewInst);
VMap[OldTI] = NewInst; // Add instruction map to value.
-
+
+ if (CodeInfo)
+ if (auto CS = ImmutableCallSite(OldTI))
+ if (CS.hasOperandBundles())
+ CodeInfo->OperandBundleCallSites.push_back(NewInst);
+
// Recursively clone any reachable successor blocks.
const TerminatorInst *TI = BB->getTerminator();
for (const BasicBlock *Succ : TI->successors())
ValueToValueMapTy &VMap,
bool ModuleLevelChanges,
SmallVectorImpl<ReturnInst *> &Returns,
- const char *NameSuffix,
- ClonedCodeInfo *CodeInfo,
- CloningDirector *Director) {
+ const char *NameSuffix,
+ ClonedCodeInfo *CodeInfo) {
assert(NameSuffix && "NameSuffix cannot be null!");
ValueMapTypeRemapper *TypeMapper = nullptr;
ValueMaterializer *Materializer = nullptr;
- if (Director) {
- TypeMapper = Director->getTypeRemapper();
- Materializer = Director->getValueMaterializer();
- }
-
#ifndef NDEBUG
// If the cloning starts at the beginning of the function, verify that
// the function arguments are mapped.
#endif
PruningFunctionCloner PFC(NewFunc, OldFunc, VMap, ModuleLevelChanges,
- NameSuffix, CodeInfo, Director);
+ NameSuffix, CodeInfo);
const BasicBlock *StartingBB;
if (StartingInst)
StartingBB = StartingInst->getParent();
ClonedCodeInfo *CodeInfo,
Instruction *TheCall) {
CloneAndPruneIntoFromInst(NewFunc, OldFunc, &OldFunc->front().front(), VMap,
- ModuleLevelChanges, Returns, NameSuffix, CodeInfo,
- nullptr);
+ ModuleLevelChanges, Returns, NameSuffix, CodeInfo);
}
/// \brief Remaps instructions in \p Blocks using the mapping in \p VMap.