| /* 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; |
| } |