1 /* Target machine description for SGI Iris under Irix 5, for GDB.
2 Copyright 1990, 1991, 1992, 1993, 1995 Free Software Foundation, Inc.
4 This file is part of GDB.
6 This program is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 2 of the License, or
9 (at your option) any later version.
11 This program is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with this program; if not, write to the Free Software
18 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
20 #include "mips/tm-irix3.h"
22 /* When calling functions on Irix 5 (or any MIPS SVR4 ABI compliant
23 platform) $25 must hold the function address. Dest_Reg is a macro
24 used in CALL_DUMMY in tm-mips.h. */
28 /* The signal handler trampoline is called _sigtramp. */
30 #define IN_SIGTRAMP(pc, name) ((name) && STREQ ("_sigtramp", name))
32 /* Irix 5 saves a full 64 bits for each register. We skip 2 * 4 to
33 get to the saved PC (the register mask and status register are both
34 32 bits) and then another 4 to get to the lower 32 bits. We skip
35 the same 4 bytes, plus the 8 bytes for the PC to get to the
36 registers, and add another 4 to get to the lower 32 bits. We skip
37 8 bytes per register. */
38 #undef SIGFRAME_PC_OFF
39 #define SIGFRAME_PC_OFF (SIGFRAME_BASE + 2 * 4 + 4)
40 #undef SIGFRAME_REGSAVE_OFF
41 #define SIGFRAME_REGSAVE_OFF (SIGFRAME_BASE + 2 * 4 + 8 + 4)
42 #undef SIGFRAME_FPREGSAVE_OFF
43 #define SIGFRAME_FPREGSAVE_OFF (SIGFRAME_BASE + 2 * 4 + 8 + 32 * 8 + 4)
44 #define SIGFRAME_REG_SIZE 8
46 /* start-sanitize-gm */
49 #endif /* GENERAL_MAGIC */
This page took 0.02924 seconds and 4 git commands to generate.