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[/] [openrisc/] [tags/] [gnu-src/] [gdb-7.2/] [gdb-7.2-or32-1.0rc1/] [gdb/] [testsuite/] [gdb.arch/] [i386-prologue.c] - Rev 416
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/* Unwinder test program. Copyright (C) 2003, 2004, 2006, 2007, 2008, 2009, 2010 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 gdb1253 (void); void gdb1718 (void); void gdb1338 (void); void jump_at_beginning (void); int main (void) { standard (); stack_align_ecx (); stack_align_edx (); stack_align_eax (); gdb1253 (); gdb1718 (); gdb1338 (); jump_at_beginning (); return 0; } /* A normal prologue. */ asm(".text\n" " .align 8\n" SYMBOL (standard) ":\n" " pushl %ebp\n" " movl %esp, %ebp\n" " pushl %edi\n" " int $0x03\n" " leave\n" " ret\n"); /* Relevant part of the prologue from symtab/1253. */ asm(".text\n" " .align 8\n" SYMBOL (gdb1253) ":\n" " pushl %ebp\n" " xorl %ecx, %ecx\n" " movl %esp, %ebp\n" " pushl %edi\n" " int $0x03\n" " leave\n" " ret\n"); /* Relevant part of the prologue from backtrace/1718. */ asm(".text\n" " .align 8\n" SYMBOL (gdb1718) ":\n" " pushl %ebp\n" " movl $0x11111111, %eax\n" " movl %esp, %ebp\n" " pushl %esi\n" " movl $0x22222222, %esi\n" " pushl %ebx\n" " int $0x03\n" " leave\n" " ret\n"); /* Relevant part of the prologue from backtrace/1338. */ asm(".text\n" " .align 8\n" SYMBOL (gdb1338) ":\n" " pushl %edi\n" " pushl %esi\n" " pushl %ebx\n" " int $0x03\n" " popl %ebx\n" " popl %esi\n" " popl %edi\n" " ret\n"); /* The purpose of this function is to verify that, during prologue skip, GDB does not follow a jump at the beginnning of the "real" code. */ asm(".text\n" " .align 8\n" SYMBOL (jump_at_beginning) ":\n" " pushl %ebp\n" " movl %esp,%ebp\n" " jmp .gdbjump\n" " nop\n" ".gdbjump:\n" " movl %ebp,%esp\n" " popl %ebp\n" " ret\n"); asm(".text\n" " .align 8\n" SYMBOL (stack_align_ecx) ":\n" " leal 4(%esp), %ecx\n" " andl $-16, %esp\n" " pushl -4(%ecx)\n" " pushl %ebp\n" " movl %esp, %ebp\n" " pushl %edi\n" " pushl %ecx\n" " int $0x03\n" " popl %ecx\n" " popl %edi\n" " popl %ebp\n" " leal -4(%ecx), %esp\n" " ret\n"); asm(".text\n" " .align 8\n" SYMBOL (stack_align_edx) ":\n" " leal 4(%esp), %edx\n" " andl $-16, %esp\n" " pushl -4(%edx)\n" " pushl %ebp\n" " movl %esp, %ebp\n" " pushl %edi\n" " pushl %ecx\n" " int $0x03\n" " popl %ecx\n" " popl %edi\n" " popl %ebp\n" " leal -4(%edx), %esp\n" " ret\n"); asm(".text\n" " .align 8\n" SYMBOL (stack_align_eax) ":\n" " leal 4(%esp), %eax\n" " andl $-16, %esp\n" " pushl -4(%eax)\n" " pushl %ebp\n" " movl %esp, %ebp\n" " pushl %edi\n" " pushl %ecx\n" " int $0x03\n" " popl %ecx\n" " popl %edi\n" " popl %ebp\n" " leal -4(%eax), %esp\n" " ret\n");
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