xref: /llvm-project/clang/test/Sema/builtin-cpu-supports.c (revision daf9d7f3881e4ffd1fd5988dc1b6223c733b6bef)
1 // RUN: %clang_cc1 -fsyntax-only -triple x86_64-pc-linux-gnu -verify %s
2 // RUN: %clang_cc1 -fsyntax-only -triple aarch64-linux-gnu -verify %s
3 // RUN: %clang_cc1 -fsyntax-only -triple riscv32-linux-gnu -verify %s
4 // RUN: %clang_cc1 -fsyntax-only -triple riscv64-linux-gnu -verify %s
5 // RUN: %clang_cc1 -fsyntax-only -triple powerpc64le-unknown-linux -verify %s
6 // RUN: %clang_cc1 -fsyntax-only -triple powerpc64-unknown-aix7.2.0.0 -verify %s
7 // RUN: %clang_cc1 -fsyntax-only -triple powerpc-unknown-aix7.2.0.0 -verify %s
8 
9 extern void a(const char *);
10 
11 extern const char *str;
12 
13 int main(void) {
14 #ifdef __x86_64__
15   if (__builtin_cpu_supports("ss")) // expected-warning {{invalid cpu feature string}}
16     a("sse4.2");
17 
18   if (__builtin_cpu_supports(str)) // expected-error {{expression is not a string literal}}
19     a(str);
20 
21   if (__builtin_cpu_is("int")) // expected-error {{invalid cpu name for builtin}}
22     a("intel");
23 
24   (void)__builtin_cpu_is("x86-64");    // expected-error {{invalid cpu name for builtin}}
25   (void)__builtin_cpu_is("x86-64-v2"); // expected-error {{invalid cpu name for builtin}}
26   (void)__builtin_cpu_is("x86-64-v3"); // expected-error {{invalid cpu name for builtin}}
27   (void)__builtin_cpu_is("x86-64-v4"); // expected-error {{invalid cpu name for builtin}}
28 
29   (void)__builtin_cpu_supports("x86-64");
30   (void)__builtin_cpu_supports("x86-64-v2");
31   (void)__builtin_cpu_supports("x86-64-v3");
32   (void)__builtin_cpu_supports("x86-64-v4");
33   (void)__builtin_cpu_supports("x86-64-v5"); // expected-warning {{invalid cpu feature string for builtin}}
34 #endif
35 
36 #ifdef __aarch64__
37   if (__builtin_cpu_supports("neon")) // expected-warning {{invalid cpu feature string for builtin}}
38     a("vsx");
39 
40   if (__builtin_cpu_is("cortex-x3")) // expected-error {{builtin is not supported on this target}}
41     a("pwr9");
42 
43   __builtin_cpu_init(); // expected-error {{builtin is not supported on this target}}
44 #endif
45 
46 #ifdef __riscv
47   if (__builtin_cpu_supports("garbage")) // expected-warning {{invalid cpu feature string for builtin}}
48     a("vsx");
49 #endif
50 
51 #ifdef __powerpc__
52   if (__builtin_cpu_is("garbage")) // expected-error {{invalid cpu name for builtin}}
53     a("vsx");
54 
55   if (__builtin_cpu_is("power3")) // expected-error {{invalid cpu name for builtin}}
56     a("vsx");
57 
58   if (__builtin_cpu_supports("garbage")) // expected-warning {{invalid cpu feature string for builtin}}
59     a("vsx");
60 #endif
61 
62   return 0;
63 }
64