| Eli Friedman | c3d3598 | 2011-09-19 19:41:28 +0000 | [diff] [blame] | 1 | ; RUN: opt < %s | opt -S | FileCheck %s |
| Eli Friedman | f03bb26 | 2011-08-12 22:50:01 +0000 | [diff] [blame] | 2 | ; Basic smoke test for atomic operations. |
| 3 | |
| 4 | define void @f(i32* %x) { |
| 5 | ; CHECK: load atomic i32* %x unordered, align 4 |
| 6 | load atomic i32* %x unordered, align 4 |
| 7 | ; CHECK: load atomic volatile i32* %x singlethread acquire, align 4 |
| 8 | load atomic volatile i32* %x singlethread acquire, align 4 |
| 9 | ; CHECK: store atomic i32 3, i32* %x release, align 4 |
| 10 | store atomic i32 3, i32* %x release, align 4 |
| 11 | ; CHECK: store atomic volatile i32 3, i32* %x singlethread monotonic, align 4 |
| 12 | store atomic volatile i32 3, i32* %x singlethread monotonic, align 4 |
| 13 | ; CHECK: cmpxchg i32* %x, i32 1, i32 0 singlethread monotonic |
| 14 | cmpxchg i32* %x, i32 1, i32 0 singlethread monotonic |
| 15 | ; CHECK: cmpxchg volatile i32* %x, i32 0, i32 1 acq_rel |
| 16 | cmpxchg volatile i32* %x, i32 0, i32 1 acq_rel |
| 17 | ; CHECK: atomicrmw add i32* %x, i32 10 seq_cst |
| 18 | atomicrmw add i32* %x, i32 10 seq_cst |
| 19 | ; CHECK: atomicrmw volatile xchg i32* %x, i32 10 monotonic |
| 20 | atomicrmw volatile xchg i32* %x, i32 10 monotonic |
| 21 | ; CHECK: fence singlethread release |
| 22 | fence singlethread release |
| 23 | ; CHECK: fence seq_cst |
| 24 | fence seq_cst |
| 25 | ret void |
| 26 | } |