1 /*===- InstrProfilingPlatformLinux.c - Profile data Linux platform ------===*\
2 |*
3 |*                     The LLVM Compiler Infrastructure
4 |*
5 |* This file is distributed under the University of Illinois Open Source
6 |* License. See LICENSE.TXT for details.
7 |*
8 \*===----------------------------------------------------------------------===*/
9 
10 #include "InstrProfiling.h"
11 
12 #if defined(__linux__) || defined(__FreeBSD__)
13 #include <stdlib.h>
14 
15 extern __llvm_profile_data __start___llvm_prf_data
16     __attribute__((visibility("hidden")));
17 extern __llvm_profile_data __stop___llvm_prf_data
18     __attribute__((visibility("hidden")));
19 extern uint64_t __start___llvm_prf_cnts __attribute__((visibility("hidden")));
20 extern uint64_t __stop___llvm_prf_cnts __attribute__((visibility("hidden")));
21 extern char __start___llvm_prf_names __attribute__((visibility("hidden")));
22 extern char __stop___llvm_prf_names __attribute__((visibility("hidden")));
23 
24 __attribute__((visibility("hidden"))) const __llvm_profile_data *
25 __llvm_profile_begin_data(void) {
26   return &__start___llvm_prf_data;
27 }
28 __attribute__((visibility("hidden"))) const __llvm_profile_data *
29 __llvm_profile_end_data(void) {
30   return &__stop___llvm_prf_data;
31 }
32 __attribute__((visibility("hidden"))) const char *__llvm_profile_begin_names(
33     void) {
34   return &__start___llvm_prf_names;
35 }
36 __attribute__((visibility("hidden"))) const char *__llvm_profile_end_names(
37     void) {
38   return &__stop___llvm_prf_names;
39 }
40 __attribute__((visibility("hidden"))) uint64_t *__llvm_profile_begin_counters(
41     void) {
42   return &__start___llvm_prf_cnts;
43 }
44 __attribute__((visibility("hidden"))) uint64_t *__llvm_profile_end_counters(
45     void) {
46   return &__stop___llvm_prf_cnts;
47 }
48 #endif
49