Stephen Hines | 2d1fdb2 | 2014-05-28 23:58:16 -0700 | [diff] [blame] | 1 | /*===- InstrProfilingPlatformDarwin.c - Profile data on Darwin ------------===*\ |
| 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(__APPLE__) |
| 13 | /* Use linker magic to find the bounds of the Data section. */ |
Pirama Arumuga Nainar | 799172d | 2016-03-03 15:50:30 -0800 | [diff] [blame^] | 14 | COMPILER_RT_VISIBILITY |
| 15 | extern __llvm_profile_data |
| 16 | DataStart __asm("section$start$__DATA$" INSTR_PROF_DATA_SECT_NAME_STR); |
| 17 | COMPILER_RT_VISIBILITY |
| 18 | extern __llvm_profile_data |
| 19 | DataEnd __asm("section$end$__DATA$" INSTR_PROF_DATA_SECT_NAME_STR); |
| 20 | COMPILER_RT_VISIBILITY |
| 21 | extern char |
| 22 | NamesStart __asm("section$start$__DATA$" INSTR_PROF_NAME_SECT_NAME_STR); |
| 23 | COMPILER_RT_VISIBILITY |
| 24 | extern char NamesEnd __asm("section$end$__DATA$" INSTR_PROF_NAME_SECT_NAME_STR); |
| 25 | COMPILER_RT_VISIBILITY |
| 26 | extern uint64_t |
| 27 | CountersStart __asm("section$start$__DATA$" INSTR_PROF_CNTS_SECT_NAME_STR); |
| 28 | COMPILER_RT_VISIBILITY |
| 29 | extern uint64_t |
| 30 | CountersEnd __asm("section$end$__DATA$" INSTR_PROF_CNTS_SECT_NAME_STR); |
Stephen Hines | 2d1fdb2 | 2014-05-28 23:58:16 -0700 | [diff] [blame] | 31 | |
Pirama Arumuga Nainar | 799172d | 2016-03-03 15:50:30 -0800 | [diff] [blame^] | 32 | COMPILER_RT_VISIBILITY |
Stephen Hines | 6d18623 | 2014-11-26 17:56:19 -0800 | [diff] [blame] | 33 | const __llvm_profile_data *__llvm_profile_begin_data(void) { |
Stephen Hines | 2d1fdb2 | 2014-05-28 23:58:16 -0700 | [diff] [blame] | 34 | return &DataStart; |
| 35 | } |
Pirama Arumuga Nainar | 799172d | 2016-03-03 15:50:30 -0800 | [diff] [blame^] | 36 | COMPILER_RT_VISIBILITY |
| 37 | const __llvm_profile_data *__llvm_profile_end_data(void) { return &DataEnd; } |
| 38 | COMPILER_RT_VISIBILITY |
Stephen Hines | 6d18623 | 2014-11-26 17:56:19 -0800 | [diff] [blame] | 39 | const char *__llvm_profile_begin_names(void) { return &NamesStart; } |
Pirama Arumuga Nainar | 799172d | 2016-03-03 15:50:30 -0800 | [diff] [blame^] | 40 | COMPILER_RT_VISIBILITY |
Stephen Hines | 6d18623 | 2014-11-26 17:56:19 -0800 | [diff] [blame] | 41 | const char *__llvm_profile_end_names(void) { return &NamesEnd; } |
Pirama Arumuga Nainar | 799172d | 2016-03-03 15:50:30 -0800 | [diff] [blame^] | 42 | COMPILER_RT_VISIBILITY |
Stephen Hines | 6d18623 | 2014-11-26 17:56:19 -0800 | [diff] [blame] | 43 | uint64_t *__llvm_profile_begin_counters(void) { return &CountersStart; } |
Pirama Arumuga Nainar | 799172d | 2016-03-03 15:50:30 -0800 | [diff] [blame^] | 44 | COMPILER_RT_VISIBILITY |
Stephen Hines | 6d18623 | 2014-11-26 17:56:19 -0800 | [diff] [blame] | 45 | uint64_t *__llvm_profile_end_counters(void) { return &CountersEnd; } |
Stephen Hines | 2d1fdb2 | 2014-05-28 23:58:16 -0700 | [diff] [blame] | 46 | #endif |