| /* Copyright (C) 1998, 1999, 2001 Free Software Foundation, Inc. |
| This file is part of the GNU C Library. |
| Contributed by Ulrich Drepper <drepper@cygnus.com>, 1998. |
| |
| The GNU C Library is free software; you can redistribute it and/or |
| modify it under the terms of the GNU Lesser General Public |
| License as published by the Free Software Foundation; either |
| version 2.1 of the License, or (at your option) any later version. |
| |
| The GNU C Library 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 |
| Lesser General Public License for more details. |
| |
| You should have received a copy of the GNU Lesser General Public |
| License along with the GNU C Library; if not, write to the Free |
| Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA |
| 02111-1307 USA. */ |
| |
| #define SIGCONTEXT struct sigcontext |
| #define SIGCONTEXT_EXTRA_ARGS |
| #define GET_PC(ctx) ((void *) ctx.eip) |
| #define GET_FRAME(ctx) ((void *) ctx.ebp) |
| #define GET_STACK(ctx) ((void *) ctx.esp_at_signal) |
| #define CALL_SIGHANDLER(handler, signo, ctx) \ |
| do { \ |
| int __tmp1, __tmp2, __tmp3, __tmp4; \ |
| __asm __volatile ("movl\t%%esp, %%edi\n\t" \ |
| "andl\t$-16, %%esp\n\t" \ |
| "subl\t%8, %%esp\n\t" \ |
| "movl\t%%edi, %c8-4(%%esp)\n\t" \ |
| "movl\t%1, 0(%%esp)\n\t" \ |
| "leal\t4(%%esp), %%edi\n\t" \ |
| "cld\n\t" \ |
| "rep\tmovsl\n\t" \ |
| "call\t*%0\n\t" \ |
| "cld\n\t" \ |
| "movl\t%9, %%ecx\n\t" \ |
| "subl\t%%edi, %%esi\n\t" \ |
| "leal\t4(%%esp,%%esi,1), %%edi\n\t" \ |
| "leal\t4(%%esp), %%esi\n\t" \ |
| "rep\tmovsl\n\t" \ |
| "movl\t%c8-4(%%esp), %%esp\n\t" \ |
| : "=a" (__tmp1), "=d" (__tmp2), "=S" (__tmp3), \ |
| "=c" (__tmp4) \ |
| : "0" (handler), "1" (signo), "2" (&ctx), \ |
| "3" (sizeof (struct sigcontext) / 4), \ |
| "n" ((sizeof (struct sigcontext) + 19) & ~15), \ |
| "i" (sizeof (struct sigcontext) / 4) \ |
| : "cc", "edi"); \ |
| } while (0) |
