Module *M = F->getParent();
switch (Name[5]) {
default: break;
+ case 'a':
+ // This upgrades the llvm.atomic.lcs, llvm.atomic.las, llvm.atomic.lss,
+ // and atomics with default address spaces to their new names to their new
+ // function name (e.g. llvm.atomic.add.i32 => llvm.atomic.add.i32.p0i32)
+ if (Name.compare(5,7,"atomic.",7) == 0) {
+ if (Name.compare(12,3,"lcs",3) == 0) {
+ std::string::size_type delim = Name.find('.',12);
+ F->setName("llvm.atomic.cmp.swap" + Name.substr(delim) +
+ ".p0" + Name.substr(delim+1));
+ NewFn = F;
+ return true;
+ }
+ else if (Name.compare(12,3,"las",3) == 0) {
+ std::string::size_type delim = Name.find('.',12);
+ F->setName("llvm.atomic.load.add"+Name.substr(delim)
+ + ".p0" + Name.substr(delim+1));
+ NewFn = F;
+ return true;
+ }
+ else if (Name.compare(12,3,"lss",3) == 0) {
+ std::string::size_type delim = Name.find('.',12);
+ F->setName("llvm.atomic.load.sub"+Name.substr(delim)
+ + ".p0" + Name.substr(delim+1));
+ NewFn = F;
+ return true;
+ }
+ else if (Name.rfind(".p") == std::string::npos) {
+ // We don't have an address space qualifier so this has be upgraded
+ // to the new name. Copy the type name at the end of the intrinsic
+ // and add to it
+ std::string::size_type delim = Name.find_last_of('.');
+ assert(delim != std::string::npos && "can not find type");
+ F->setName(Name + ".p0" + Name.substr(delim+1));
+ NewFn = F;
+ return true;
+ }
+ }
+ break;
case 'b':
// This upgrades the name of the llvm.bswap intrinsic function to only use
// a single type name for overloading. We only care about the old format
if (NewFn)
F = NewFn;
if (unsigned id = F->getIntrinsicID(true))
- F->setParamAttrs(Intrinsic::getParamAttrs((Intrinsic::ID)id));
+ F->setAttributes(Intrinsic::getAttributes((Intrinsic::ID)id));
return Upgraded;
}
// Handle any uses of the old CallInst.
if (!CI->use_empty()) {
// Check for sign extend parameter attributes on the return values.
- bool SrcSExt = NewFn->getParamAttrs().paramHasAttr(0, ParamAttr::SExt);
- bool DestSExt = F->getParamAttrs().paramHasAttr(0, ParamAttr::SExt);
+ bool SrcSExt = NewFn->getAttributes().paramHasAttr(0, Attribute::SExt);
+ bool DestSExt = F->getAttributes().paramHasAttr(0, Attribute::SExt);
// Construct an appropriate cast from the new return type to the old.
CastInst *RetCast = CastInst::Create(
}
}
}
-
-/// This is an auto-upgrade hook for mutiple-value return statements.
-/// This function auto-upgrades all such return statements in the given
-/// function to use aggregate return values built with insertvalue
-/// instructions.
-void llvm::UpgradeMultipleReturnValues(Function *CurrentFunction) {
- for (Function::iterator I = CurrentFunction->begin(),
- E = CurrentFunction->end(); I != E; ++I) {
- BasicBlock *BB = I;
- if (ReturnInst *RI = dyn_cast<ReturnInst>(BB->getTerminator())) {
- unsigned NumVals = RI->getNumOperands();
- if (NumVals > 1) {
- std::vector<const Type *> Types(NumVals);
- for (unsigned i = 0; i != NumVals; ++i)
- Types[i] = RI->getOperand(i)->getType();
- const Type *ReturnType = StructType::get(Types);
- Value *RV = UndefValue::get(ReturnType);
- for (unsigned i = 0; i != NumVals; ++i)
- RV = InsertValueInst::Create(RV, RI->getOperand(i), i, "mrv", RI);
- ReturnInst::Create(RV, RI);
- RI->eraseFromParent();
- }
- }
- }
-}