/* Unwinder test program. Copyright 2006-2012 Free Software Foundation, Inc. This file is part of GDB. 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 void gdb2029 (void); int main (void) { gdb2029 (); optimized_1 (); return 0; } void optimized_1_marker (void) { } void gdb2029_marker (void) { } /* A typical PIC prologue from GCC. */ asm(".text\n" " .p2align 3\n" SYMBOL (gdb2029) ":\n" " stwu %r1, -32(%r1)\n" " mflr %r0\n" " bcl- 20,31,.+4\n" " stw %r30, 24(%r1)\n" " mflr %r30\n" " stw %r0, 36(%r1)\n" " bl gdb2029_marker\n" " lwz %r0, 36(%r1)\n" " lwz %r30, 24(%r1)\n" " mtlr %r0\n" " addi %r1, %r1, 32\n" " blr"); /* A heavily scheduled prologue. */ asm(".text\n" " .p2align 3\n" SYMBOL (optimized_1) ":\n" " stwu %r1,-32(%r1)\n" " lis %r9,-16342\n" " lis %r11,-16342\n" " mflr %r0\n" " addi %r11,%r11,3776\n" " stmw %r27,12(%r1)\n" " addi %r31,%r9,3152\n" " cmplw %cr7,%r31,%r11\n" " stw %r0,36(%r1)\n" " mr %r30,%r3\n" " bl optimized_1_marker\n" " lwz %r0,36(%r1)\n" " lmw %r27,12(%r1)\n" " addi %r1,%r1,32\n" " blr");