| 1 | #include <stdio.h> |
| 2 | #include <stdlib.h> |
| 3 | #include <string.h> |
| 4 | #ifdef DLOPEN_FUNC_DIR |
| 5 | #include <dlfcn.h> |
| 6 | #endif |
| 7 | |
| 8 | int __llvm_profile_runtime = 0; |
| 9 | int __llvm_profile_write_file(); |
| 10 | void __llvm_profile_reset_counters(void); |
| 11 | void __llvm_profile_initialize_file(void); |
| 12 | struct __llvm_profile_data; |
| 13 | struct ValueProfData; |
| 14 | void lprofMergeValueProfData(struct ValueProfData *, struct __llvm_profile_data *); |
| 15 | /* Force the vp merger module to be linked in. */ |
| 16 | void *Dummy = &lprofMergeValueProfData; |
| 17 | |
| 18 | void callee1() {} |
| 19 | void callee2() {} |
| 20 | |
| 21 | typedef void (*FP)(void); |
| 22 | FP Fps[2] = {callee1, callee2}; |
| 23 | |
| 24 | int main(int argc, char *argv[]) { |
| 25 | __llvm_profile_initialize_file(); |
| 26 | __llvm_profile_write_file(); |
| 27 | __llvm_profile_reset_counters(); |
| 28 | |
| 29 | #ifdef DLOPEN_FUNC_DIR |
| 30 | void *Handle = dlopen(DLOPEN_FUNC_DIR "/func.shared" , RTLD_NOW); |
| 31 | if (!Handle) { |
| 32 | fprintf(stderr, "unable to open '" DLOPEN_FUNC_DIR "/func.shared': %s\n" , |
| 33 | dlerror()); |
| 34 | return EXIT_FAILURE; |
| 35 | } |
| 36 | |
| 37 | // This tests that lprofMergeValueProfData is not accessed |
| 38 | // from outside a module |
| 39 | void (*SymHandle)(struct ValueProfData *, struct __llvm_profile_data *) = |
| 40 | (void (*)(struct ValueProfData *, struct __llvm_profile_data *))dlsym( |
| 41 | Handle, "lprofMergeValueProfData" ); |
| 42 | if (SymHandle) { |
| 43 | fprintf(stderr, |
| 44 | "should not be able to lookup symbol 'lprofMergeValueProfData': %s\n" , |
| 45 | dlerror()); |
| 46 | return EXIT_FAILURE; |
| 47 | } |
| 48 | |
| 49 | dlclose(Handle); |
| 50 | |
| 51 | #endif |
| 52 | |
| 53 | Fps[0](); |
| 54 | Fps[1](); |
| 55 | |
| 56 | __llvm_profile_write_file(); |
| 57 | __llvm_profile_reset_counters(); |
| 58 | |
| 59 | return EXIT_SUCCESS; |
| 60 | } |
| 61 | |