| Stephen Hines | 651f13c | 2014-04-23 16:59:28 -0700 | [diff] [blame] | 1 | // RUN: %clang_cc1 < %s -triple armv5e-none-linux-gnueabi -emit-llvm -O1 | FileCheck %s |
| 2 | |
| 3 | enum memory_order { |
| 4 | memory_order_relaxed, memory_order_consume, memory_order_acquire, |
| 5 | memory_order_release, memory_order_acq_rel, memory_order_seq_cst |
| 6 | }; |
| 7 | |
| 8 | int *test_c11_atomic_fetch_add_int_ptr(_Atomic(int *) *p) { |
| 9 | // CHECK: test_c11_atomic_fetch_add_int_ptr |
| 10 | // CHECK: {{%[^ ]*}} = tail call i32* @__atomic_fetch_add_4(i8* {{%[0-9]+}}, i32 12, i32 5) |
| 11 | return __c11_atomic_fetch_add(p, 3, memory_order_seq_cst); |
| 12 | } |
| 13 | |
| 14 | int *test_c11_atomic_fetch_sub_int_ptr(_Atomic(int *) *p) { |
| 15 | // CHECK: test_c11_atomic_fetch_sub_int_ptr |
| 16 | // CHECK: {{%[^ ]*}} = tail call i32* @__atomic_fetch_sub_4(i8* {{%[0-9]+}}, i32 20, i32 5) |
| 17 | return __c11_atomic_fetch_sub(p, 5, memory_order_seq_cst); |
| 18 | } |
| 19 | |
| 20 | int test_c11_atomic_fetch_add_int(_Atomic(int) *p) { |
| 21 | // CHECK: test_c11_atomic_fetch_add_int |
| 22 | // CHECK: {{%[^ ]*}} = tail call i32 bitcast (i32* (i8*, i32, i32)* @__atomic_fetch_add_4 to i32 (i8*, i32, i32)*)(i8* {{%[0-9]+}}, i32 3, i32 5) |
| 23 | return __c11_atomic_fetch_add(p, 3, memory_order_seq_cst); |
| 24 | } |
| 25 | |
| 26 | int test_c11_atomic_fetch_sub_int(_Atomic(int) *p) { |
| 27 | // CHECK: test_c11_atomic_fetch_sub_int |
| 28 | // CHECK: {{%[^ ]*}} = tail call i32 bitcast (i32* (i8*, i32, i32)* @__atomic_fetch_sub_4 to i32 (i8*, i32, i32)*)(i8* {{%[0-9]+}}, i32 5, i32 5) |
| 29 | return __c11_atomic_fetch_sub(p, 5, memory_order_seq_cst); |
| 30 | } |
| 31 | |
| 32 | int *fp2a(int **p) { |
| 33 | // CHECK: @fp2a |
| 34 | // CHECK: {{%[^ ]*}} = tail call i32* @__atomic_fetch_sub_4(i8* {{%[0-9]+}}, i32 4, i32 0) |
| 35 | // Note, the GNU builtins do not multiply by sizeof(T)! |
| 36 | return __atomic_fetch_sub(p, 4, memory_order_relaxed); |
| 37 | } |