1 // RUN: %clang_cc1 -triple loongarch32 -O1 -emit-llvm %s -o - \
2 // RUN: | FileCheck %s --check-prefix=LA32
3 // RUN: %clang_cc1 -triple loongarch64 -O1 -emit-llvm %s -o - \
4 // RUN: | FileCheck %s --check-prefix=LA64
5
6 /// This test demonstrates that MaxAtomicInlineWidth is set appropriately.
7
8 #include <stdatomic.h>
9 #include <stdint.h>
10
test_i8_atomics(_Atomic (int8_t)* a,int8_t b)11 void test_i8_atomics(_Atomic(int8_t) * a, int8_t b) {
12 // LA32: load atomic i8, ptr %a seq_cst, align 1
13 // LA32: store atomic i8 %b, ptr %a seq_cst, align 1
14 // LA32: atomicrmw add ptr %a, i8 %b seq_cst, align 1
15 // LA64: load atomic i8, ptr %a seq_cst, align 1
16 // LA64: store atomic i8 %b, ptr %a seq_cst, align 1
17 // LA64: atomicrmw add ptr %a, i8 %b seq_cst, align 1
18 __c11_atomic_load(a, memory_order_seq_cst);
19 __c11_atomic_store(a, b, memory_order_seq_cst);
20 __c11_atomic_fetch_add(a, b, memory_order_seq_cst);
21 }
22
test_i32_atomics(_Atomic (int32_t)* a,int32_t b)23 void test_i32_atomics(_Atomic(int32_t) * a, int32_t b) {
24 // LA32: load atomic i32, ptr %a seq_cst, align 4
25 // LA32: store atomic i32 %b, ptr %a seq_cst, align 4
26 // LA32: atomicrmw add ptr %a, i32 %b seq_cst, align 4
27 // LA64: load atomic i32, ptr %a seq_cst, align 4
28 // LA64: store atomic i32 %b, ptr %a seq_cst, align 4
29 // LA64: atomicrmw add ptr %a, i32 %b seq_cst, align 4
30 __c11_atomic_load(a, memory_order_seq_cst);
31 __c11_atomic_store(a, b, memory_order_seq_cst);
32 __c11_atomic_fetch_add(a, b, memory_order_seq_cst);
33 }
34
test_i64_atomics(_Atomic (int64_t)* a,int64_t b)35 void test_i64_atomics(_Atomic(int64_t) * a, int64_t b) {
36 // LA32: load atomic i64, ptr %a seq_cst, align 8
37 // LA32: store atomic i64 %b, ptr %a seq_cst, align 8
38 // LA32: atomicrmw add ptr %a, i64 %b seq_cst, align 8
39 // LA64: load atomic i64, ptr %a seq_cst, align 8
40 // LA64: store atomic i64 %b, ptr %a seq_cst, align 8
41 // LA64: atomicrmw add ptr %a, i64 %b seq_cst, align 8
42 __c11_atomic_load(a, memory_order_seq_cst);
43 __c11_atomic_store(a, b, memory_order_seq_cst);
44 __c11_atomic_fetch_add(a, b, memory_order_seq_cst);
45 }
46