1 /* This testcase is part of GDB, the GNU debugger. 2 3 Copyright 2004-2016 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 */ 19 20 #include <stdio.h> 21 #include <string.h> 22 #include <signal.h> 23 #include <sys/time.h> 24 25 static volatile int done; 26 27 extern int 28 callee (int param) 29 { 30 return param * done + 1; 31 } 32 33 extern int 34 caller (int a1, int a2, int a3, int a4, int a5, int a6, int a7, int a8) 35 { 36 return callee (a1 << a2 * a3 / a4 + a6 & a6 % a7 - a8) + done; 37 } 38 39 static void 40 catcher (int sig) 41 { 42 done = 1; 43 } /* handler */ 44 45 static void 46 thrower (void) 47 { 48 /* Trigger a SIGSEGV. */ 49 *(char *)0 = 0; 50 51 /* On MMU-less system, previous memory access to address zero doesn't 52 trigger a SIGSEGV. Trigger a SIGILL. Each arch should define its 53 own illegal instruction here. */ 54 55 #if defined(__arm__) 56 asm(".word 0xf8f00000"); 57 #elif defined(__TMS320C6X__) 58 asm(".word 0x56454313"); 59 #else 60 #endif 61 62 } 63 64 int 65 main () 66 { 67 signal (SIGILL, catcher); 68 signal (SIGSEGV, catcher); 69 thrower (); 70 return 0; 71 } 72