gdb/testsuite/gdb.trace/change-loc.h

   1 /* This testcase is part of GDB, the GNU debugger.
   2
   3    Copyright 2011-2015 Free Software Foundation, Inc.
   4
   5    This program is free software; you can redistribute it and/or modify
   6    it under the terms of the GNU General Public License as published by
   7    the Free Software Foundation; either version 3 of the License, or
   8    (at your option) any later version.
   9
  10    This program is distributed in the hope that it will be useful,
  11    but WITHOUT ANY WARRANTY; without even the implied warranty of
  12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13    GNU General Public License for more details.
  14
  15    You should have received a copy of the GNU General Public License
  16    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
  17
  18 #ifdef SYMBOL_PREFIX
  19 #define SYMBOL(str)     SYMBOL_PREFIX #str
  20 #else
  21 #define SYMBOL(str)     #str
  22 #endif
  23
  24 /* Called from asm.  */
  25 static void __attribute__((used))
  26 func5 (void)
  27 {}
  28
  29 static void
  30 func4 (void)
  31 {
  32   /* `set_tracepoint' is the label where we'll set multiple tracepoints and
  33      breakpoints at.  The insn at the label must the large enough to
  34      fit a fast tracepoint jump.  */
  35   asm ("    .global " SYMBOL(set_tracepoint) "\n"
  36        SYMBOL(set_tracepoint) ":\n"
  37 #if (defined __x86_64__ || defined __i386__)
  38        "    call " SYMBOL(func5) "\n"
  39 #endif
  40        );
  41
  42 }