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c906108c SS |
1 | /* Macro definitions for ns32k running under NetBSD. |
2 | Copyright 1986, 1987, 1989, 1991, 1992, 1993 Free Software Foundation, Inc. | |
3 | ||
c5aa993b | 4 | This file is part of GDB. |
c906108c | 5 | |
c5aa993b JM |
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. | |
c906108c | 10 | |
c5aa993b JM |
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. | |
c906108c | 15 | |
c5aa993b JM |
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, | |
19 | Boston, MA 02111-1307, USA. */ | |
c906108c SS |
20 | |
21 | /* Override number of expected traps from sysv. */ | |
22 | #define START_INFERIOR_TRAPS_EXPECTED 2 | |
23 | ||
24 | /* Most definitions from umax could be used. */ | |
25 | ||
26 | #include "ns32k/tm-umax.h" | |
27 | ||
28 | /* Generic NetBSD definitions. */ | |
29 | ||
30 | #include "tm-nbsd.h" | |
31 | ||
32 | /* Saved Pc. Get it from sigcontext if within sigtramp. */ | |
33 | ||
34 | /* Offset to saved PC in sigcontext, from <machine/signal.h>. */ | |
35 | #define SIGCONTEXT_PC_OFFSET 20 | |
36 | ||
37 | #undef FRAME_SAVED_PC(FRAME) | |
38 | #define FRAME_SAVED_PC(FRAME) \ | |
39 | (((FRAME)->signal_handler_caller \ | |
40 | ? sigtramp_saved_pc (FRAME) \ | |
41 | : read_memory_integer ((FRAME)->frame + 4, 4)) \ | |
42 | ) | |
43 | ||
44 | ||
45 | /* tm-umax.h assumes a 32082 fpu. We have a 32382 fpu. */ | |
46 | #undef REGISTER_NAMES | |
47 | #undef NUM_REGS | |
48 | #undef REGISTER_BYTES | |
49 | #undef REGISTER_BYTE | |
50 | /* Initializer for an array of names of registers. | |
51 | There should be NUM_REGS strings in this initializer. */ | |
52 | ||
53 | #define REGISTER_NAMES {"r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7", \ | |
54 | "f0", "f1", "f2", "f3", "f4", "f5", "f6", "f7", \ | |
55 | "sp", "fp", "pc", "ps", \ | |
56 | "fsr", \ | |
57 | "l0", "l1", "l2", "l3", "l4", "l5", "l6", "l7", "xx", \ | |
58 | } | |
59 | ||
60 | #define NUM_REGS 29 | |
61 | ||
62 | /* Total amount of space needed to store our copies of the machine's | |
63 | register state, the array `registers'. */ | |
64 | #define REGISTER_BYTES \ | |
65 | ((NUM_REGS - 4) * REGISTER_RAW_SIZE(R0_REGNUM) \ | |
66 | + 8 * REGISTER_RAW_SIZE(LP0_REGNUM)) | |
67 | ||
68 | /* Index within `registers' of the first byte of the space for | |
69 | register N. */ | |
70 | ||
71 | /* This is a bit yuck. The even numbered double precision floating | |
72 | point long registers occupy the same space as the even:odd numbered | |
73 | single precision floating point registers, but the extra 32381 fpu | |
74 | registers are at the end. Doing it this way is compatable for both | |
75 | 32081 and 32381 equiped machines. */ | |
76 | ||
77 | #define REGISTER_BYTE(N) (((N) < LP0_REGNUM? (N)\ | |
78 | : ((N) - LP0_REGNUM) & 1? (N) - 1 \ | |
79 | : ((N) - LP0_REGNUM + FP0_REGNUM)) * 4) |