77 lines
3.7 KiB
C
77 lines
3.7 KiB
C
/* OBSOLETE /* Definitions to make GDB run on an ARM under RISCiX (4.3bsd). */
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/* OBSOLETE Copyright (C) 1986, 1987, 1989 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. *x/ */
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/* OBSOLETE */
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/* OBSOLETE #define HOST_BYTE_ORDER LITTLE_ENDIAN */
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/* OBSOLETE */
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/* OBSOLETE */
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/* OBSOLETE #if 0 */
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/* OBSOLETE /* Interface definitions for kernel debugger KDB. *x/ */
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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. *x/ */
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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, SIGKILL, SIGSEGV, 0, 0, 0, 0, 0, \ */
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/* OBSOLETE 0, 0, SIGTRAP, SIGTRAP, 0, 0, 0, 0, \ */
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/* OBSOLETE 0, 0, 0, 0, 0, 0, 0, 0} */
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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. *x/ */
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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 ("movl $ end, sp"); \ */
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/* OBSOLETE asm ("clrl fp"); } */
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/* OBSOLETE */
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/* OBSOLETE /* Push the frame pointer register on the stack. *x/ */
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/* OBSOLETE #define PUSH_FRAME_PTR \ */
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/* OBSOLETE asm ("pushl fp"); */
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/* OBSOLETE */
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/* OBSOLETE /* Copy the top-of-stack to the frame pointer register. *x/ */
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/* OBSOLETE #define POP_FRAME_PTR \ */
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/* OBSOLETE asm ("movl (sp), fp"); */
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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. *x/ */
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/* OBSOLETE */
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/* OBSOLETE #define PUSH_REGISTERS \ */
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/* OBSOLETE { asm ("pushl 8(sp)"); \ */
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/* OBSOLETE asm ("pushl 8(sp)"); \ */
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/* OBSOLETE asm ("pushal 0x14(sp)"); \ */
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/* OBSOLETE asm ("pushr $037777"); } */
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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. *x/ */
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/* OBSOLETE */
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/* OBSOLETE #define POP_REGISTERS \ */
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/* OBSOLETE { asm ("popr $037777"); \ */
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/* OBSOLETE asm ("subl2 $8,(sp)"); \ */
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/* OBSOLETE asm ("movl (sp),sp"); \ */
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/* OBSOLETE asm ("rei"); } */
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/* OBSOLETE #endif /* 0 *x/ */
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