| Tim Northover | e8c3721 | 2014-07-09 09:24:43 +0000 | [diff] [blame] | 1 | // RUN: %clang_cc1 %s -emit-llvm -o - -triple=thumbv6m-none--eabi -target-cpu cortex-m0 | FileCheck %s |
| 2 | |
| 3 | int i; |
| 4 | long long l; |
| 5 | |
| 6 | typedef enum memory_order { |
| 7 | memory_order_relaxed, memory_order_consume, memory_order_acquire, |
| 8 | memory_order_release, memory_order_acq_rel, memory_order_seq_cst |
| 9 | } memory_order; |
| 10 | |
| 11 | void test_presence(void) |
| 12 | { |
| 13 | // CHECK-LABEL: @test_presence |
| 14 | // CHECK: __atomic_fetch_add_4 |
| 15 | __atomic_fetch_add(&i, 1, memory_order_seq_cst); |
| 16 | // CHECK: __atomic_fetch_sub_4 |
| 17 | __atomic_fetch_sub(&i, 1, memory_order_seq_cst); |
| 18 | // CHECK: __atomic_load_4 |
| 19 | int r; |
| 20 | __atomic_load(&i, &r, memory_order_seq_cst); |
| 21 | // CHECK: __atomic_store_4 |
| 22 | r = 0; |
| 23 | __atomic_store(&i, &r, memory_order_seq_cst); |
| 24 | |
| 25 | // CHECK: __atomic_fetch_add_8 |
| 26 | __atomic_fetch_add(&l, 1, memory_order_seq_cst); |
| 27 | // CHECK: __atomic_fetch_sub_8 |
| 28 | __atomic_fetch_sub(&l, 1, memory_order_seq_cst); |
| 29 | // CHECK: __atomic_load_8 |
| 30 | long long rl; |
| 31 | __atomic_load(&l, &rl, memory_order_seq_cst); |
| 32 | // CHECK: __atomic_store_8 |
| 33 | rl = 0; |
| 34 | __atomic_store(&l, &rl, memory_order_seq_cst); |
| 35 | } |