1// RUN: %clang_cc1 -triple x86_64-linux-gnu -target-cpu core2 %s -S -emit-llvm -o - | FileCheck %s
2
3// All atomics up to 16 bytes should be emitted inline on x86_64. The
4// backend can reform __sync_whatever calls if necessary (e.g. the CPU
5// doesn't have cmpxchg16b).
6
7__int128 test_sync_call(__int128 *addr, __int128 val) {
8  // CHECK-LABEL: @test_sync_call
9  // CHECK: atomicrmw add i128
10  return __sync_fetch_and_add(addr, val);
11}
12
13__int128 test_c11_call(_Atomic __int128 *addr, __int128 val) {
14  // CHECK-LABEL: @test_c11_call
15  // CHECK: atomicrmw sub
16  return __c11_atomic_fetch_sub(addr, val, 0);
17}
18
19__int128 test_atomic_call(__int128 *addr, __int128 val) {
20  // CHECK-LABEL: @test_atomic_call
21  // CHECK: atomicrmw or
22  return __atomic_fetch_or(addr, val, 0);
23}
24
25__int128 test_expression(_Atomic __int128 *addr) {
26  // CHECK-LABEL: @test_expression
27  // CHECK: atomicrmw and
28  *addr &= 1;
29}
30