xref: /llvm-project/clang/test/CodeGen/AArch64/subarch-compatbility.c (revision 207e5ccceec8d3cc3f32723e78f2a142bc61b07d)
1 // REQUIRES: aarch64-registered-target
2 // RUN: %clang -target aarch64-none-linux -march=armv9.3-a -o %t -c %s 2>&1 | FileCheck --allow-empty %s
3 
4 // Successor targets should be ableto call predecessor target functions.
5 __attribute__((__always_inline__,target("v8a")))
6 int armv80(int i) {
7     return i + 42;
8 }
9 
10 __attribute__((__always_inline__,target("v8.1a")))
11 int armv81(int i) {
12     return armv80(i);
13 }
14 
15 __attribute__((__always_inline__,target("v8.2a")))
16 int armv82(int i) {
17     return armv81(i);
18 }
19 
20 __attribute__((__always_inline__,target("v8.3a")))
21 int armv83(int i) {
22     return armv82(i);
23 }
24 
25 __attribute__((__always_inline__,target("v8.4a")))
26 int armv84(int i) {
27     return armv83(i);
28 }
29 
30 __attribute__((__always_inline__,target("v8.5a")))
31 int armv85(int i) {
32     return armv84(i);
33 }
34 
35 __attribute__((__always_inline__,target("v8.6a")))
36 int armv86(int i) {
37     return armv85(i);
38 }
39 
40 __attribute__((__always_inline__,target("v8.7a")))
41 int armv87(int i) {
42     return armv86(i);
43 }
44 
45 __attribute__((__always_inline__,target("v8.8a")))
46 int armv88(int i) {
47     return armv87(i);
48 }
49 
50 __attribute__((__always_inline__,target("v9a")))
51 int armv9(int i) {
52     return armv85(i);
53 }
54 
55 __attribute__((__always_inline__,target("v9.1a")))
56 int armv91(int i) {
57     return armv9(i);
58 }
59 
60 __attribute__((__always_inline__,target("v9.2a")))
61 int armv92(int i) {
62     return armv91(i);
63 }
64 
65 __attribute__((__always_inline__,target("v9.3a")))
66 int armv93(int i) {
67     return armv92(i);
68 }
69 
70 // CHECK-NOT: always_inline function {{.*}} requires target feature {{.*}}, but would be inlined into function {{.*}} that is compiled without support for {{.*}}
71 // CHECK-NOT: {{.*}} is not a recognized feature for this target
72