| ; RUN: llc < %s -march=ppc64 | grep ldarx | count 3 |
| ; RUN: llc < %s -march=ppc64 | grep stdcx. | count 4 |
| |
| define i64 @exchange_and_add(i64* %mem, i64 %val) nounwind { |
| %tmp = call i64 @llvm.atomic.load.add.i64( i64* %mem, i64 %val ) |
| ret i64 %tmp |
| } |
| |
| define i64 @exchange_and_cmp(i64* %mem) nounwind { |
| %tmp = call i64 @llvm.atomic.cmp.swap.i64( i64* %mem, i64 0, i64 1 ) |
| ret i64 %tmp |
| } |
| |
| define i64 @exchange(i64* %mem, i64 %val) nounwind { |
| %tmp = call i64 @llvm.atomic.swap.i64( i64* %mem, i64 1 ) |
| ret i64 %tmp |
| } |
| |
| declare i64 @llvm.atomic.load.add.i64(i64*, i64) nounwind |
| declare i64 @llvm.atomic.cmp.swap.i64(i64*, i64, i64) nounwind |
| declare i64 @llvm.atomic.swap.i64(i64*, i64) nounwind |
