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 } 36
