1 // RUN: %clang_cc1 -triple arm64-apple-ios -fsyntax-only -verify %s
2 // RUN: %clang_cc1 -triple arm64-apple-ios -DTEST1 -fsyntax-only -verify %s
3
4 #ifdef TEST1
5 void __clear_cache(void *start, void *end);
6 #endif
7
test_clear_cache_chars(char * start,char * end)8 void test_clear_cache_chars(char *start, char *end) {
9 __clear_cache(start, end);
10 }
11
test_clear_cache_voids(void * start,void * end)12 void test_clear_cache_voids(void *start, void *end) {
13 __clear_cache(start, end);
14 }
15
test_clear_cache_no_args(void)16 void test_clear_cache_no_args(void) {
17 __clear_cache(); // expected-error {{too few arguments to function call}}
18 }
19
test_memory_barriers(void)20 void test_memory_barriers(void) {
21 __builtin_arm_dmb(16); // expected-error-re {{argument value {{.*}} is outside the valid range}}
22 __builtin_arm_dsb(17); // expected-error-re {{argument value {{.*}} is outside the valid range}}
23 __builtin_arm_isb(18); // expected-error-re {{argument value {{.*}} is outside the valid range}}
24 }
25
test_prefetch(void)26 void test_prefetch(void) {
27 __builtin_arm_prefetch(0, 2, 0, 0, 0); // expected-error-re {{argument value {{.*}} is outside the valid range}}
28 __builtin_arm_prefetch(0, 0, 4, 0, 0); // expected-error-re {{argument value {{.*}} is outside the valid range}}
29 __builtin_arm_prefetch(0, 0, 0, 2, 0); // expected-error-re {{argument value {{.*}} is outside the valid range}}
30 __builtin_arm_prefetch(0, 0, 0, 0, 2); // expected-error-re {{argument value {{.*}} is outside the valid range}}
31 }
32
test_trap(short s,unsigned short us)33 void test_trap(short s, unsigned short us) {
34 __builtin_arm_trap(42);
35 __builtin_arm_trap(65535);
36 __builtin_arm_trap(-1);
37 __builtin_arm_trap(65536); // expected-warning {{implicit conversion from 'int' to 'unsigned short' changes value from 65536 to 0}}
38 __builtin_arm_trap(s); // expected-error {{argument to '__builtin_arm_trap' must be a constant integer}}
39 __builtin_arm_trap(us); // expected-error {{argument to '__builtin_arm_trap' must be a constant integer}}
40 }