51     bool tryExpandAtomicRMW(AtomicRMWInst *AI);
52     bool expandAtomicRMWToLLSC(AtomicRMWInst *AI);
53     bool expandAtomicRMWToCmpXchg(AtomicRMWInst *AI);
55     bool isIdempotentRMW(AtomicRMWInst *AI);
56     bool simplifyIdempotentRMW(AtomicRMWInst *AI);
88     auto RMWI = dyn_cast<AtomicRMWInst>(I);  in runOnFunction()
220   AtomicRMWInst *AI =  in expandAtomicStore()
221       Builder.CreateAtomicRMW(AtomicRMWInst::Xchg, SI->getPointerOperand(),  in expandAtomicStore()
229 bool AtomicExpand::tryExpandAtomicRMW(AtomicRMWInst *AI) {  in tryExpandAtomicRMW()
250 static Value *performAtomicOp(AtomicRMWInst::BinOp Op, IRBuilder<> &Builder,  in performAtomicOp()
254   case AtomicRMWInst::Xchg:  in performAtomicOp()
256   case AtomicRMWInst::Add:  in performAtomicOp()
258   case AtomicRMWInst::Sub:  in performAtomicOp()
260   case AtomicRMWInst::And:  in performAtomicOp()
262   case AtomicRMWInst::Nand:  in performAtomicOp()
264   case AtomicRMWInst::Or:  in performAtomicOp()
266   case AtomicRMWInst::Xor:  in performAtomicOp()
268   case AtomicRMWInst::Max:  in performAtomicOp()
271   case AtomicRMWInst::Min:  in performAtomicOp()
274   case AtomicRMWInst::UMax:  in performAtomicOp()
277   case AtomicRMWInst::UMin:  in performAtomicOp()
285 bool AtomicExpand::expandAtomicRMWToLLSC(AtomicRMWInst *AI) {  in expandAtomicRMWToLLSC()
340 bool AtomicExpand::expandAtomicRMWToCmpXchg(AtomicRMWInst *AI) {  in expandAtomicRMWToCmpXchg()
537 bool AtomicExpand::isIdempotentRMW(AtomicRMWInst* RMWI) {  in isIdempotentRMW()
542   AtomicRMWInst::BinOp Op = RMWI->getOperation();  in isIdempotentRMW()
544     case AtomicRMWInst::Add:  in isIdempotentRMW()
545     case AtomicRMWInst::Sub:  in isIdempotentRMW()
546     case AtomicRMWInst::Or:  in isIdempotentRMW()
547     case AtomicRMWInst::Xor:  in isIdempotentRMW()
549     case AtomicRMWInst::And:  in isIdempotentRMW()
557 bool AtomicExpand::simplifyIdempotentRMW(AtomicRMWInst* RMWI) {  in simplifyIdempotentRMW()