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Diffstat (limited to 'test/Bitcode/cmpxchg-upgrade.ll')
| -rw-r--r-- | test/Bitcode/cmpxchg-upgrade.ll | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/test/Bitcode/cmpxchg-upgrade.ll b/test/Bitcode/cmpxchg-upgrade.ll new file mode 100644 index 0000000000..d36ac1c179 --- /dev/null +++ b/test/Bitcode/cmpxchg-upgrade.ll @@ -0,0 +1,23 @@ +; RUN: llvm-dis < %s.bc | FileCheck %s + +; cmpxchg-upgrade.ll.bc was produced by running a version of llvm-as from just +; before the IR change on this file. + +define void @test(i32* %addr) { + cmpxchg i32* %addr, i32 42, i32 0 monotonic +; CHECK: cmpxchg i32* %addr, i32 42, i32 0 monotonic monotonic + + cmpxchg i32* %addr, i32 42, i32 0 acquire +; CHECK: cmpxchg i32* %addr, i32 42, i32 0 acquire acquire + + cmpxchg i32* %addr, i32 42, i32 0 release +; CHECK: cmpxchg i32* %addr, i32 42, i32 0 release monotonic + + cmpxchg i32* %addr, i32 42, i32 0 acq_rel +; CHECK: cmpxchg i32* %addr, i32 42, i32 0 acq_rel acquire + + cmpxchg i32* %addr, i32 42, i32 0 seq_cst +; CHECK: cmpxchg i32* %addr, i32 42, i32 0 seq_cst seq_cst + + ret void +}
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