/* This testcase is part of GDB, the GNU debugger. Copyright 2011-2012 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 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 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 <http://www.gnu.org/licenses/>. */ #ifdef SYMBOL_PREFIX #define SYMBOL(str) SYMBOL_PREFIX #str #else #define SYMBOL(str) #str #endif int globvar; static void begin (void) {} /* Called from asm. */ static void __attribute__((used)) func (void) {} static void marker (int anarg) { /* `set_point' is the label at which to set a fast tracepoint. The insn at the label must be large enough to fit a fast tracepoint jump. */ asm (" .global " SYMBOL(set_point) "\n" SYMBOL(set_point) ":\n" #if (defined __x86_64__ || defined __i386__) " call " SYMBOL(func) "\n" #endif ); ++anarg; /* Set up a known 4-byte instruction so we can try to set a shorter fast tracepoint at it. */ asm (" .global " SYMBOL(four_byter) "\n" SYMBOL(four_byter) ":\n" #if (defined __i386__) " cmpl $0x1,0x8(%ebp) \n" #endif ); } static void end (void) {} int main () { begin (); for (globvar = 1; globvar < 11; ++globvar) { marker (globvar * 100); } end (); return 0; }