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comparison clang/test/CodeGen/arm-atomics-m0.c @ 150:1d019706d866

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LLVM10
author anatofuz
date Thu, 13 Feb 2020 15:10:13 +0900
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147:c2174574ed3a 150:1d019706d866
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 }