diff options
| author | Dimitry Andric <dim@FreeBSD.org> | 2011-10-20 21:10:27 +0000 |
|---|---|---|
| committer | Dimitry Andric <dim@FreeBSD.org> | 2011-10-20 21:10:27 +0000 |
| commit | 30815c536baacc07e925f0aef23a5395883173dc (patch) | |
| tree | 2cbcf22585e99f8a87d12d5ff94f392c0d266819 /test/Assembler/atomic.ll | |
| parent | 411bd29eea3c360d5b48a18a17b5e87f5671af0e (diff) | |
Diffstat (limited to 'test/Assembler/atomic.ll')
| -rw-r--r-- | test/Assembler/atomic.ll | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/test/Assembler/atomic.ll b/test/Assembler/atomic.ll new file mode 100644 index 000000000000..b245cdea75b1 --- /dev/null +++ b/test/Assembler/atomic.ll @@ -0,0 +1,26 @@ +; RUN: opt < %s | opt -S | FileCheck %s +; Basic smoke test for atomic operations. + +define void @f(i32* %x) { + ; CHECK: load atomic i32* %x unordered, align 4 + load atomic i32* %x unordered, align 4 + ; CHECK: load atomic volatile i32* %x singlethread acquire, align 4 + load atomic volatile i32* %x singlethread acquire, align 4 + ; CHECK: store atomic i32 3, i32* %x release, align 4 + store atomic i32 3, i32* %x release, align 4 + ; CHECK: store atomic volatile i32 3, i32* %x singlethread monotonic, align 4 + store atomic volatile i32 3, i32* %x singlethread monotonic, align 4 + ; CHECK: cmpxchg i32* %x, i32 1, i32 0 singlethread monotonic + cmpxchg i32* %x, i32 1, i32 0 singlethread monotonic + ; CHECK: cmpxchg volatile i32* %x, i32 0, i32 1 acq_rel + cmpxchg volatile i32* %x, i32 0, i32 1 acq_rel + ; CHECK: atomicrmw add i32* %x, i32 10 seq_cst + atomicrmw add i32* %x, i32 10 seq_cst + ; CHECK: atomicrmw volatile xchg i32* %x, i32 10 monotonic + atomicrmw volatile xchg i32* %x, i32 10 monotonic + ; CHECK: fence singlethread release + fence singlethread release + ; CHECK: fence seq_cst + fence seq_cst + ret void +} |