import gdb-1999-06-28 snapshot
[deliverable/binutils-gdb.git] / gdb / config / m68k / xm-altos.h
CommitLineData
085dd6e6
JM
1/* OBSOLETE /* Definitions to make GDB run on an Altos 3068 (m68k running SVR2) */
2/* OBSOLETE Copyright (C) 1987,1989 Free Software Foundation, Inc. */
3/* OBSOLETE */
4/* OBSOLETE This file is part of GDB. */
5/* OBSOLETE */
6/* OBSOLETE This program is free software; you can redistribute it and/or modify */
7/* OBSOLETE it under the terms of the GNU General Public License as published by */
8/* OBSOLETE the Free Software Foundation; either version 2 of the License, or */
9/* OBSOLETE (at your option) any later version. */
10/* OBSOLETE */
11/* OBSOLETE This program is distributed in the hope that it will be useful, */
12/* OBSOLETE but WITHOUT ANY WARRANTY; without even the implied warranty of */
13/* OBSOLETE MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the */
14/* OBSOLETE GNU General Public License for more details. */
15/* OBSOLETE */
16/* OBSOLETE You should have received a copy of the GNU General Public License */
17/* OBSOLETE along with this program; if not, write to the Free Software */
18/* OBSOLETE Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *x/ */
19/* OBSOLETE */
20/* OBSOLETE #define HOST_BYTE_ORDER BIG_ENDIAN */
21/* OBSOLETE */
22/* OBSOLETE /* The altos support would make a good base for a port to other USGR2 systems */
23/* OBSOLETE (like the 3b1 and the Convergent miniframe). *x/ */
24/* OBSOLETE */
25/* OBSOLETE /* This is only needed in one file, but it's cleaner to put it here than */
26/* OBSOLETE putting in more #ifdef's. *x/ */
27/* OBSOLETE #include <sys/page.h> */
28/* OBSOLETE #include <sys/net.h> */
29/* OBSOLETE */
30/* OBSOLETE #define USG */
31/* OBSOLETE */
32/* OBSOLETE #define HAVE_TERMIO */
33/* OBSOLETE */
34/* OBSOLETE #define CBREAK XTABS /* It takes all kinds... *x/ */
35/* OBSOLETE */
36/* OBSOLETE #ifndef R_OK */
37/* OBSOLETE #define R_OK 4 */
38/* OBSOLETE #define W_OK 2 */
39/* OBSOLETE #define X_OK 1 */
40/* OBSOLETE #define F_OK 0 */
41/* OBSOLETE #endif */
42/* OBSOLETE */
43/* OBSOLETE /* Get sys/wait.h ie. from a Sun and edit it a little (mc68000 to m68k) *x/ */
44/* OBSOLETE /* Why bother? *x/ */
45/* OBSOLETE #if 0 */
46/* OBSOLETE #define HAVE_WAIT_STRUCT */
47/* OBSOLETE #endif */
48/* OBSOLETE */
49/* OBSOLETE /* This is the amount to subtract from u.u_ar0 */
50/* OBSOLETE to get the offset in the core file of the register values. *x/ */
51/* OBSOLETE */
52/* OBSOLETE #define KERNEL_U_ADDR 0x1fbf000 */
53/* OBSOLETE */
54/* OBSOLETE #define REGISTER_U_ADDR(addr, blockend, regno) \ */
55/* OBSOLETE { if (regno <= SP_REGNUM) \ */
56/* OBSOLETE addr = blockend + regno * 4; \ */
57/* OBSOLETE else if (regno == PS_REGNUM) \ */
58/* OBSOLETE addr = blockend + regno * 4 + 4; \ */
59/* OBSOLETE else if (regno == PC_REGNUM) \ */
60/* OBSOLETE addr = blockend + regno * 4 + 2; \ */
61/* OBSOLETE } */
62/* OBSOLETE */
63/* OBSOLETE #define REGISTER_ADDR(u_ar0, regno) \ */
64/* OBSOLETE (((regno) < PS_REGNUM) \ */
65/* OBSOLETE ? (&((struct exception_stack *) (u_ar0))->e_regs[(regno + R0)]) \ */
66/* OBSOLETE : (((regno) == PS_REGNUM) \ */
67/* OBSOLETE ? ((int *) (&((struct exception_stack *) (u_ar0))->e_PS)) \ */
68/* OBSOLETE : (&((struct exception_stack *) (u_ar0))->e_PC))) */
69/* OBSOLETE */
70/* OBSOLETE #define FP_REGISTER_ADDR(u, regno) \ */
71/* OBSOLETE (((char *) \ */
72/* OBSOLETE (((regno) < FPC_REGNUM) \ */
73/* OBSOLETE ? (&u.u_pcb.pcb_mc68881[FMC68881_R0 + (((regno) - FP0_REGNUM) * 3)]) \ */
74/* OBSOLETE : (&u.u_pcb.pcb_mc68881[FMC68881_C + ((regno) - FPC_REGNUM)]))) \ */
75/* OBSOLETE - ((char *) (& u))) */
76/* OBSOLETE */
77/* OBSOLETE \f */
78/* OBSOLETE #ifndef __GNUC__ */
79/* OBSOLETE #undef USE_GAS */
80/* OBSOLETE #define ALTOS_AS */
81/* OBSOLETE #else */
82/* OBSOLETE #define USE_GAS */
83/* OBSOLETE #endif */
84/* OBSOLETE */
85/* OBSOLETE /* Motorola assembly format *x/ */
86/* OBSOLETE #if !defined(USE_GAS) && !defined(ALTOS) */
87/* OBSOLETE #define MOTOROLA */
88/* OBSOLETE #endif */
89/* OBSOLETE */
90/* OBSOLETE /* Interface definitions for kernel debugger KDB. *x/ */
91/* OBSOLETE */
92/* OBSOLETE /* Map machine fault codes into signal numbers. */
93/* OBSOLETE First subtract 0, divide by 4, then index in a table. */
94/* OBSOLETE Faults for which the entry in this table is 0 */
95/* OBSOLETE are not handled by KDB; the program's own trap handler */
96/* OBSOLETE gets to handle then. *x/ */
97/* OBSOLETE */
98/* OBSOLETE #define FAULT_CODE_ORIGIN 0 */
99/* OBSOLETE #define FAULT_CODE_UNITS 4 */
100/* OBSOLETE #define FAULT_TABLE \ */
101/* OBSOLETE { 0, 0, 0, 0, SIGTRAP, 0, 0, 0, \ */
102/* OBSOLETE 0, SIGTRAP, 0, 0, 0, 0, 0, SIGKILL, \ */
103/* OBSOLETE 0, 0, 0, 0, 0, 0, 0, 0, \ */
104/* OBSOLETE SIGILL } */
105/* OBSOLETE */
106/* OBSOLETE /* Start running with a stack stretching from BEG to END. */
107/* OBSOLETE BEG and END should be symbols meaningful to the assembler. */
108/* OBSOLETE This is used only for kdb. *x/ */
109/* OBSOLETE */
110/* OBSOLETE #ifdef MOTOROLA */
111/* OBSOLETE #define INIT_STACK(beg, end) \ */
112/* OBSOLETE { asm (".globl end"); \ */
113/* OBSOLETE asm ("move.l $ end, sp"); \ */
114/* OBSOLETE asm ("clr.l fp"); } */
115/* OBSOLETE #else */
116/* OBSOLETE #ifdef ALTOS_AS */
117/* OBSOLETE #define INIT_STACK(beg, end) \ */
118/* OBSOLETE { asm ("global end"); \ */
119/* OBSOLETE asm ("mov.l &end,%sp"); \ */
120/* OBSOLETE asm ("clr.l %fp"); } */
121/* OBSOLETE #else */
122/* OBSOLETE #define INIT_STACK(beg, end) \ */
123/* OBSOLETE { asm (".globl end"); \ */
124/* OBSOLETE asm ("movel $ end, sp"); \ */
125/* OBSOLETE asm ("clrl fp"); } */
126/* OBSOLETE #endif */
127/* OBSOLETE #endif */
128/* OBSOLETE */
129/* OBSOLETE /* Push the frame pointer register on the stack. *x/ */
130/* OBSOLETE #ifdef MOTOROLA */
131/* OBSOLETE #define PUSH_FRAME_PTR \ */
132/* OBSOLETE asm ("move.l fp, -(sp)"); */
133/* OBSOLETE #else */
134/* OBSOLETE #ifdef ALTOS_AS */
135/* OBSOLETE #define PUSH_FRAME_PTR \ */
136/* OBSOLETE asm ("mov.l %fp, -(%sp)"); */
137/* OBSOLETE #else */
138/* OBSOLETE #define PUSH_FRAME_PTR \ */
139/* OBSOLETE asm ("movel fp, -(sp)"); */
140/* OBSOLETE #endif */
141/* OBSOLETE #endif */
142/* OBSOLETE */
143/* OBSOLETE /* Copy the top-of-stack to the frame pointer register. *x/ */
144/* OBSOLETE #ifdef MOTOROLA */
145/* OBSOLETE #define POP_FRAME_PTR \ */
146/* OBSOLETE asm ("move.l (sp), fp"); */
147/* OBSOLETE #else */
148/* OBSOLETE #ifdef ALTOS_AS */
149/* OBSOLETE #define POP_FRAME_PTR \ */
150/* OBSOLETE asm ("mov.l (%sp), %fp"); */
151/* OBSOLETE #else */
152/* OBSOLETE #define POP_FRAME_PTR \ */
153/* OBSOLETE asm ("movl (sp), fp"); */
154/* OBSOLETE #endif */
155/* OBSOLETE #endif */
156/* OBSOLETE */
157/* OBSOLETE /* After KDB is entered by a fault, push all registers */
158/* OBSOLETE that GDB thinks about (all NUM_REGS of them), */
159/* OBSOLETE so that they appear in order of ascending GDB register number. */
160/* OBSOLETE The fault code will be on the stack beyond the last register. *x/ */
161/* OBSOLETE */
162/* OBSOLETE #ifdef MOTOROLA */
163/* OBSOLETE #define PUSH_REGISTERS \ */
164/* OBSOLETE { asm ("clr.w -(sp)"); \ */
165/* OBSOLETE asm ("pea (10,sp)"); \ */
166/* OBSOLETE asm ("movem $ 0xfffe,-(sp)"); } */
167/* OBSOLETE #else */
168/* OBSOLETE #ifdef ALTOS_AS */
169/* OBSOLETE #define PUSH_REGISTERS \ */
170/* OBSOLETE { asm ("clr.w -(%sp)"); \ */
171/* OBSOLETE asm ("pea (10,%sp)"); \ */
172/* OBSOLETE asm ("movm.l &0xfffe,-(%sp)"); } */
173/* OBSOLETE #else */
174/* OBSOLETE #define PUSH_REGISTERS \ */
175/* OBSOLETE { asm ("clrw -(sp)"); \ */
176/* OBSOLETE asm ("pea 10(sp)"); \ */
177/* OBSOLETE asm ("movem $ 0xfffe,-(sp)"); } */
178/* OBSOLETE #endif */
179/* OBSOLETE #endif */
180/* OBSOLETE */
181/* OBSOLETE /* Assuming the registers (including processor status) have been */
182/* OBSOLETE pushed on the stack in order of ascending GDB register number, */
183/* OBSOLETE restore them and return to the address in the saved PC register. *x/ */
184/* OBSOLETE */
185/* OBSOLETE #ifdef MOTOROLA */
186/* OBSOLETE #define POP_REGISTERS \ */
187/* OBSOLETE { asm ("subi.l $8,28(sp)"); \ */
188/* OBSOLETE asm ("movem (sp),$ 0xffff"); \ */
189/* OBSOLETE asm ("rte"); } */
190/* OBSOLETE #else */
191/* OBSOLETE #ifdef ALTOS_AS */
192/* OBSOLETE #define POP_REGISTERS \ */
193/* OBSOLETE { asm ("sub.l &8,28(%sp)"); \ */
194/* OBSOLETE asm ("movem (%sp),&0xffff"); \ */
195/* OBSOLETE asm ("rte"); } */
196/* OBSOLETE #else */
197/* OBSOLETE #define POP_REGISTERS \ */
198/* OBSOLETE { asm ("subil $8,28(sp)"); \ */
199/* OBSOLETE asm ("movem (sp),$ 0xffff"); \ */
200/* OBSOLETE asm ("rte"); } */
201/* OBSOLETE #endif */
202/* OBSOLETE #endif */
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