| /* Target machine description for SGI Iris under Irix 5, for GDB. |
| |
| Copyright 1990, 1991, 1992, 1993, 1994, 1995, 1998, 2000, 2003 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 2 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, write to the Free Software |
| Foundation, Inc., 59 Temple Place - Suite 330, |
| Boston, MA 02111-1307, USA. */ |
| |
| #include "mips/tm-mips.h" |
| |
| /* Offsets for register values in _sigtramp frame. |
| sigcontext is immediately above the _sigtramp frame on Irix. */ |
| #define SIGFRAME_BASE 0x0 |
| #define SIGFRAME_PC_OFF (SIGFRAME_BASE + 2 * 4) |
| #define SIGFRAME_REGSAVE_OFF (SIGFRAME_BASE + 3 * 4) |
| #define SIGFRAME_FPREGSAVE_OFF (SIGFRAME_BASE + 3 * 4 + 32 * 4 + 4) |
| |
| /* The signal handler trampoline is called _sigtramp. */ |
| #undef DEPRECATED_IN_SIGTRAMP |
| #define DEPRECATED_IN_SIGTRAMP(pc, name) ((name) && DEPRECATED_STREQ ("_sigtramp", name)) |
| |
| /* Irix 5 saves a full 64 bits for each register. We skip 2 * 4 to |
| get to the saved PC (the register mask and status register are both |
| 32 bits) and then another 4 to get to the lower 32 bits. We skip |
| the same 4 bytes, plus the 8 bytes for the PC to get to the |
| registers, and add another 4 to get to the lower 32 bits. We skip |
| 8 bytes per register. */ |
| #undef SIGFRAME_PC_OFF |
| #define SIGFRAME_PC_OFF (SIGFRAME_BASE + 2 * 4 + 4) |
| #undef SIGFRAME_REGSAVE_OFF |
| #define SIGFRAME_REGSAVE_OFF (SIGFRAME_BASE + 2 * 4 + 8 + 4) |
| #undef SIGFRAME_FPREGSAVE_OFF |
| #define SIGFRAME_FPREGSAVE_OFF (SIGFRAME_BASE + 2 * 4 + 8 + 32 * 8 + 4) |