blob: 95e658051966908160d87faba5c9f33995631c3f [file] [log] [blame]
/* This testcase is part of GDB, the GNU debugger.
Copyright 2012-2021 Free Software Foundation, Inc.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <>. */
__extension__ unsigned short test_user_semaphore __attribute__ ((unused)) __attribute__ ((section (".probes")));
#define TEST test_user_semaphore
__extension__ unsigned short test_two_semaphore __attribute__ ((unused)) __attribute__ ((section (".probes")));
#define TEST2 test_two_semaphore
__extension__ unsigned short test_m4_semaphore __attribute__ ((unused)) __attribute__ ((section (".probes")));
__extension__ unsigned short test_pstr_semaphore __attribute__ ((unused)) __attribute__ ((section (".probes")));
__extension__ unsigned short test_ps_semaphore __attribute__ ((unused)) __attribute__ ((section (".probes")));
int relocation_marker __attribute__ ((unused));
#define TEST 1
#define TEST2 1
#include <sys/sdt.h>
/* We only support SystemTap and only the v3 form. */
#if _SDT_NOTE_TYPE != 3
#error "not using SystemTap v3 probes"
struct funcs
int val;
const char *(*ps) (int);
static void
m1 (void)
/* m1 and m2 are equivalent, but because of some compiler
optimizations we have to make each of them unique. This is why
we have this dummy variable here. */
volatile int dummy = 0;
if (TEST2)
STAP_PROBE1 (test, two, dummy);
static void
m2 (void)
if (TEST2)
STAP_PROBE (test, two);
static int
f (int x)
if (TEST)
STAP_PROBE1 (test, user, x);
return x+5;
static const char *
pstr (int val)
const char *a = "This is a test message.";
const char *b = "This is another test message.";
STAP_PROBE3 (test, ps, a, b, val);
return val == 0 ? a : b;
static void
m4 (const struct funcs *fs, int v)
STAP_PROBE3 (test, m4, fs->val, fs->ps (v), v);
struct funcs fs;
fs.val = 42; = pstr;
f (f (23));
m1 ();
m2 ();
m4 (&fs, 0);
m4 (&fs, 1);
return 0; /* last break here */