1; RUN: llvm-as < %s | llc -march=ppc64 | grep ldarx  | count 3
2; RUN: llvm-as < %s | llc -march=ppc64 | grep stdcx. | count 4
3
4define i64 @exchange_and_add(i64* %mem, i64 %val) nounwind  {
5	%tmp = call i64 @llvm.atomic.load.add.i64( i64* %mem, i64 %val )
6	ret i64 %tmp
7}
8
9define i64 @exchange_and_cmp(i64* %mem) nounwind  {
10       	%tmp = call i64 @llvm.atomic.cmp.swap.i64( i64* %mem, i64 0, i64 1 )
11	ret i64 %tmp
12}
13
14define i64 @exchange(i64* %mem, i64 %val) nounwind  {
15	%tmp = call i64 @llvm.atomic.swap.i64( i64* %mem, i64 1 )
16	ret i64 %tmp
17}
18
19declare i64 @llvm.atomic.load.add.i64(i64*, i64) nounwind
20declare i64 @llvm.atomic.cmp.swap.i64(i64*, i64, i64) nounwind
21declare i64 @llvm.atomic.swap.i64(i64*, i64) nounwind
22