llvm-project/compiler-rt/lib/profile/InstrProfilingDarwin.c

26 lines
1.3 KiB
C

/*===- InstrProfilingDarwin.c - Profile data on Darwin --------------------===*\
|*
|* The LLVM Compiler Infrastructure
|*
|* This file is distributed under the University of Illinois Open Source
|* License. See LICENSE.TXT for details.
|*
\*===----------------------------------------------------------------------===*/
#include "InstrProfiling.h"
/* Use linker magic to find the bounds of the Data section. */
extern __llvm_pgo_data DataStart __asm("section$start$__DATA$__llvm_pgo_data");
extern __llvm_pgo_data DataEnd __asm("section$end$__DATA$__llvm_pgo_data");
extern char NamesStart __asm("section$start$__DATA$__llvm_pgo_names");
extern char NamesEnd __asm("section$end$__DATA$__llvm_pgo_names");
extern uint64_t CountersStart __asm("section$start$__DATA$__llvm_pgo_cnts");
extern uint64_t CountersEnd __asm("section$end$__DATA$__llvm_pgo_cnts");
const __llvm_pgo_data *__llvm_pgo_data_begin() { return &DataStart; }
const __llvm_pgo_data *__llvm_pgo_data_end() { return &DataEnd; }
const char *__llvm_pgo_names_begin() { return &NamesStart; }
const char *__llvm_pgo_names_end() { return &NamesEnd; }
const uint64_t *__llvm_pgo_counters_begin() { return &CountersStart; }
const uint64_t *__llvm_pgo_counters_end() { return &CountersEnd; }