| Eli Friedman | c3d3598 | 2011-09-19 19:41:28 +0000 | [diff] [blame] | 1 | ; RUN: opt < %s | opt -S | FileCheck %s |
| Duncan P. N. Exon Smith | 13f5c58 | 2014-08-19 21:08:27 +0000 | [diff] [blame] | 2 | ; RUN: verify-uselistorder %s |
| Eli Friedman | f03bb26 | 2011-08-12 22:50:01 +0000 | [diff] [blame] | 3 | ; Basic smoke test for atomic operations. |
| 4 | |
| 5 | define void @f(i32* %x) { |
| David Blaikie | 7c9c6ed | 2015-02-27 21:17:42 +0000 | [diff] [blame] | 6 | ; CHECK: load atomic i32, i32* %x unordered, align 4 |
| 7 | load atomic i32, i32* %x unordered, align 4 |
| Konstantin Zhuravlyov | 8f85685 | 2017-07-11 22:23:00 +0000 | [diff] [blame] | 8 | ; CHECK: load atomic volatile i32, i32* %x syncscope("singlethread") acquire, align 4 |
| 9 | load atomic volatile i32, i32* %x syncscope("singlethread") acquire, align 4 |
| 10 | ; CHECK: load atomic volatile i32, i32* %x syncscope("agent") acquire, align 4 |
| 11 | load atomic volatile i32, i32* %x syncscope("agent") acquire, align 4 |
| Eli Friedman | f03bb26 | 2011-08-12 22:50:01 +0000 | [diff] [blame] | 12 | ; CHECK: store atomic i32 3, i32* %x release, align 4 |
| 13 | store atomic i32 3, i32* %x release, align 4 |
| Konstantin Zhuravlyov | 8f85685 | 2017-07-11 22:23:00 +0000 | [diff] [blame] | 14 | ; CHECK: store atomic volatile i32 3, i32* %x syncscope("singlethread") monotonic, align 4 |
| 15 | store atomic volatile i32 3, i32* %x syncscope("singlethread") monotonic, align 4 |
| 16 | ; CHECK: store atomic volatile i32 3, i32* %x syncscope("workgroup") monotonic, align 4 |
| 17 | store atomic volatile i32 3, i32* %x syncscope("workgroup") monotonic, align 4 |
| 18 | ; CHECK: cmpxchg i32* %x, i32 1, i32 0 syncscope("singlethread") monotonic monotonic |
| 19 | cmpxchg i32* %x, i32 1, i32 0 syncscope("singlethread") monotonic monotonic |
| 20 | ; CHECK: cmpxchg i32* %x, i32 1, i32 0 syncscope("workitem") monotonic monotonic |
| 21 | cmpxchg i32* %x, i32 1, i32 0 syncscope("workitem") monotonic monotonic |
| Tim Northover | ca396e3 | 2014-03-11 10:48:52 +0000 | [diff] [blame] | 22 | ; CHECK: cmpxchg volatile i32* %x, i32 0, i32 1 acq_rel acquire |
| 23 | cmpxchg volatile i32* %x, i32 0, i32 1 acq_rel acquire |
| 24 | ; CHECK: cmpxchg i32* %x, i32 42, i32 0 acq_rel monotonic |
| 25 | cmpxchg i32* %x, i32 42, i32 0 acq_rel monotonic |
| Tim Northover | 8f2a85e | 2014-06-13 14:24:07 +0000 | [diff] [blame] | 26 | ; CHECK: cmpxchg weak i32* %x, i32 13, i32 0 seq_cst monotonic |
| 27 | cmpxchg weak i32* %x, i32 13, i32 0 seq_cst monotonic |
| Eli Friedman | f03bb26 | 2011-08-12 22:50:01 +0000 | [diff] [blame] | 28 | ; CHECK: atomicrmw add i32* %x, i32 10 seq_cst |
| 29 | atomicrmw add i32* %x, i32 10 seq_cst |
| 30 | ; CHECK: atomicrmw volatile xchg i32* %x, i32 10 monotonic |
| 31 | atomicrmw volatile xchg i32* %x, i32 10 monotonic |
| Konstantin Zhuravlyov | 8f85685 | 2017-07-11 22:23:00 +0000 | [diff] [blame] | 32 | ; CHECK: atomicrmw volatile xchg i32* %x, i32 10 syncscope("agent") monotonic |
| 33 | atomicrmw volatile xchg i32* %x, i32 10 syncscope("agent") monotonic |
| 34 | ; CHECK: fence syncscope("singlethread") release |
| 35 | fence syncscope("singlethread") release |
| Eli Friedman | f03bb26 | 2011-08-12 22:50:01 +0000 | [diff] [blame] | 36 | ; CHECK: fence seq_cst |
| 37 | fence seq_cst |
| Konstantin Zhuravlyov | 8f85685 | 2017-07-11 22:23:00 +0000 | [diff] [blame] | 38 | ; CHECK: fence syncscope("device") seq_cst |
| 39 | fence syncscope("device") seq_cst |
| Eli Friedman | f03bb26 | 2011-08-12 22:50:01 +0000 | [diff] [blame] | 40 | ret void |
| 41 | } |