72 lines
3.3 KiB
C
72 lines
3.3 KiB
C
// OBSOLETE /* Parameters for execution on a Sun, for GDB, the GNU debugger.
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// OBSOLETE Copyright 1986, 1987, 1989, 1996 Free Software Foundation, Inc.
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// OBSOLETE
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// OBSOLETE This file is part of GDB.
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// OBSOLETE
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// OBSOLETE This program is free software; you can redistribute it and/or modify
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// OBSOLETE it under the terms of the GNU General Public License as published by
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// OBSOLETE the Free Software Foundation; either version 2 of the License, or
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// OBSOLETE (at your option) any later version.
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// OBSOLETE
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// OBSOLETE This program is distributed in the hope that it will be useful,
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// OBSOLETE but WITHOUT ANY WARRANTY; without even the implied warranty of
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// OBSOLETE MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// OBSOLETE GNU General Public License for more details.
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// OBSOLETE
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// OBSOLETE You should have received a copy of the GNU General Public License
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// OBSOLETE along with this program; if not, write to the Free Software
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// OBSOLETE Foundation, Inc., 59 Temple Place - Suite 330,
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// OBSOLETE Boston, MA 02111-1307, USA. */
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// OBSOLETE
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// OBSOLETE /* Interface definitions for kernel debugger KDB. */
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// OBSOLETE
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// OBSOLETE /* Map machine fault codes into signal numbers.
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// OBSOLETE First subtract 0, divide by 4, then index in a table.
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// OBSOLETE Faults for which the entry in this table is 0
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// OBSOLETE are not handled by KDB; the program's own trap handler
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// OBSOLETE gets to handle then. */
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// OBSOLETE
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// OBSOLETE #define FAULT_CODE_ORIGIN 0
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// OBSOLETE #define FAULT_CODE_UNITS 4
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// OBSOLETE #define FAULT_TABLE \
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// OBSOLETE { 0, 0, 0, 0, SIGTRAP, 0, 0, 0, \
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// OBSOLETE 0, SIGTRAP, 0, 0, 0, 0, 0, SIGKILL, \
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// OBSOLETE 0, 0, 0, 0, 0, 0, 0, 0, \
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// OBSOLETE SIGILL }
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// OBSOLETE
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// OBSOLETE /* Start running with a stack stretching from BEG to END.
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// OBSOLETE BEG and END should be symbols meaningful to the assembler.
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// OBSOLETE This is used only for kdb. */
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// OBSOLETE
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// OBSOLETE #define INIT_STACK(beg, end) \
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// OBSOLETE { asm (".globl end"); \
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// OBSOLETE asm ("movel #end, sp"); \
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// OBSOLETE asm ("movel #0,a6"); }
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// OBSOLETE
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// OBSOLETE /* Push the frame pointer register on the stack. */
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// OBSOLETE #define PUSH_FRAME_PTR \
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// OBSOLETE asm ("movel a6,sp@-");
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// OBSOLETE
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// OBSOLETE /* Copy the top-of-stack to the frame pointer register. */
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// OBSOLETE #define POP_FRAME_PTR \
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// OBSOLETE asm ("movl sp@,a6");
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// OBSOLETE
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// OBSOLETE /* After KDB is entered by a fault, push all registers
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// OBSOLETE that GDB thinks about (all NUM_REGS of them),
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// OBSOLETE so that they appear in order of ascending GDB register number.
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// OBSOLETE The fault code will be on the stack beyond the last register. */
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// OBSOLETE
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// OBSOLETE #define PUSH_REGISTERS \
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// OBSOLETE { asm ("clrw -(sp)"); \
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// OBSOLETE asm ("pea sp@(10)"); \
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// OBSOLETE asm ("movem #0xfffe,sp@-"); }
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// OBSOLETE
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// OBSOLETE /* Assuming the registers (including processor status) have been
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// OBSOLETE pushed on the stack in order of ascending GDB register number,
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// OBSOLETE restore them and return to the address in the saved PC register. */
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// OBSOLETE
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// OBSOLETE #define POP_REGISTERS \
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// OBSOLETE { asm ("subil #8,sp@(28)"); \
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// OBSOLETE asm ("movem sp@,#0xffff"); \
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// OBSOLETE asm ("rte"); }
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