diff options
Diffstat (limited to 'llvm/test/CodeGen/PowerPC/atomic-2.ll')
| -rw-r--r-- | llvm/test/CodeGen/PowerPC/atomic-2.ll | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/llvm/test/CodeGen/PowerPC/atomic-2.ll b/llvm/test/CodeGen/PowerPC/atomic-2.ll new file mode 100644 index 00000000000..8e1ef1b0f87 --- /dev/null +++ b/llvm/test/CodeGen/PowerPC/atomic-2.ll @@ -0,0 +1,21 @@ +; RUN: llvm-as < %s | llc -march=ppc64 | grep ldarx | count 3 +; RUN: llvm-as < %s | llc -march=ppc64 | grep stdcx. | count 3 + +define i64 @exchange_and_add(i64* %mem, i64 %val) nounwind { + %tmp = call i64 @llvm.atomic.las.i64( i64* %mem, i64 %val ) + ret i64 %tmp +} + +define i64 @exchange_and_cmp(i64* %mem) nounwind { + %tmp = call i64 @llvm.atomic.lcs.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.las.i64(i64*, i64) nounwind +declare i64 @llvm.atomic.lcs.i64(i64*, i64, i64) nounwind +declare i64 @llvm.atomic.swap.i64(i64*, i64) nounwind |
