src/lib/lttng-ust-cyg-profile/lttng-ust-cyg-profile-fast.c

   1 /*
   2  * SPDX-License-Identifier: LGPL-2.1-or-later
   3  *
   4  * Copyright (C) 2011-2013 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
   5  */
   6
   7 #define _LGPL_SOURCE
   8 #include <dlfcn.h>
   9 #include <sys/types.h>
  10 #include <stdio.h>
  11
  12 #define LTTNG_UST_TRACEPOINT_HIDDEN_DEFINITION
  13 #define LTTNG_UST_TRACEPOINT_PROVIDER_HIDDEN_DEFINITION
  14
  15 #define LTTNG_UST_TRACEPOINT_DEFINE
  16 #define LTTNG_UST_TRACEPOINT_CREATE_PROBES
  17 #define LTTNG_UST_TP_IP_PARAM func_addr
  18 #include "lttng-ust-cyg-profile-fast.h"
  19
  20 void __cyg_profile_func_enter(void *this_fn, void *call_site)
  21         __attribute__((no_instrument_function));
  22
  23 void __cyg_profile_func_exit(void *this_fn, void *call_site)
  24         __attribute__((no_instrument_function));
  25
  26 void __cyg_profile_func_enter(void *this_fn, void *call_site __attribute__((unused)))
  27 {
  28         lttng_ust_tracepoint(lttng_ust_cyg_profile_fast, func_entry, this_fn);
  29 }
  30
  31 void __cyg_profile_func_exit(void *this_fn, void *call_site __attribute__((unused)))
  32 {
  33         lttng_ust_tracepoint(lttng_ust_cyg_profile_fast, func_exit, this_fn);
  34 }