| /* Copyright (C) 1999, 2000 Free Software Foundation, Inc. |
| This file is part of the GNU C Library. |
| Contributed by Jakub Jelinek <jakub@redhat.com>, 1999. |
| |
| 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)->si_regs.pc)) |
| #define FIRST_FRAME_POINTER \ |
| ({ void *ret; \ |
| asm volatile ("ta 3; add %%fp, 56, %0" : "=r" (ret)); ret; }) |
| #define ADVANCE_STACK_FRAME(__next) \ |
| ((void *) (((unsigned *)(__next))+14)) |
| |
| #define GET_STACK(__ctx) ((void *) (__ctx)->si_regs.u_regs[14]) |
| #define GET_FRAME(__ctx) ADVANCE_STACK_FRAME (GET_STACK(__ctx)) |
| #define CALL_SIGHANDLER(handler, signo, ctx) \ |
| (handler)((signo), SIGCONTEXT_EXTRA_ARGS (ctx)) |
