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 } 38
