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https://sourceware.org/git/binutils-gdb.git
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388f491940
config/i386/tm-symmetry.h (REGISTER_CONVERT_TO_RAW): Fix typo. * config/i386/tm-symmetry.h: Make comment inside #if 0 a real comment. * config/i386/tm-symmetry.h (STORE_STRUCT_RETURN): Cast argument to write_memory to avoid warnings from gcc. * config/i386/xm-symmetry.h: Add missing #endif. * config/i386/nm-symmetry.h (NO_PTRACE_H): Add for Dynix. * config/i386/symmetry.mt (TDEPFILES): Add i386-tdep.o. * config/i386/symmetry.mh (NAT_FILE, NATDEPFILES): Add.
161 lines
4.4 KiB
C
161 lines
4.4 KiB
C
/* Definitions to make GDB run on a Sequent Symmetry under
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dynix 3.1 and ptx 1.3, with Weitek 1167 and i387 support.
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Copyright 1986, 1987, 1989, 1992, 1993 Free Software Foundation, Inc.
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This file is part of GDB.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
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/* Symmetry version by Jay Vosburgh (fubar@sequent.com) */
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/* This machine doesn't have the siginterrupt call. */
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#define NO_SIGINTERRUPT
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#define HAVE_WAIT_STRUCT
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#ifdef _SEQUENT_
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/* ptx */
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#define HAVE_TERMIOS
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#define USG
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#define MEM_FNS_DECLARED
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#define NEED_POSIX_SETPGID
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#define USE_O_NOCTTY
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#else
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/* dynix */
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/* Get rid of any system-imposed stack limit if possible. */
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#define SET_STACK_LIMIT_HUGE
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#endif
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/* XPT_DEBUG doesn't work yet under Dynix 3.0.12, but UNDEBUG does... */
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/* #define PTRACE_ATTACH XPT_DEBUG
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#define PTRACE_DETACH XPT_UNDEBUG
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#define ATTACH_DETACH */
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#ifdef _SEQUENT_
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/* ptx does attach as of ptx version 2.1 */
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#define ATTACH_DETACH 1
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#endif
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#define HOST_BYTE_ORDER LITTLE_ENDIAN
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/* We must fetch all the regs before storing, since we store all at once. */
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#define CHILD_PREPARE_TO_STORE() read_register_bytes (0, NULL, REGISTER_BYTES)
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/* Interface definitions for kernel debugger KDB. */
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/* This doesn't work... */
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/* Map machine fault codes into signal numbers.
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First subtract 0, divide by 4, then index in a table.
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Faults for which the entry in this table is 0
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are not handled by KDB; the program's own trap handler
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gets to handle then. */
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#define FAULT_CODE_ORIGIN 0
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#define FAULT_CODE_UNITS 4
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#define FAULT_TABLE \
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{ 0, SIGKILL, SIGSEGV, 0, 0, 0, 0, 0, \
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0, 0, SIGTRAP, SIGTRAP, 0, 0, 0, 0, \
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0, 0, 0, 0, 0, 0, 0, 0}
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/* Start running with a stack stretching from BEG to END.
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BEG and END should be symbols meaningful to the assembler.
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This is used only for kdb. */
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#define INIT_STACK(beg, end) \
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{ asm (".globl end"); \
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asm ("movl $ end, %esp"); \
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asm ("movl %ebp, $0"); }
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/* Push the frame pointer register on the stack. */
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#define PUSH_FRAME_PTR \
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asm ("pushl %ebp");
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/* Copy the top-of-stack to the frame pointer register. */
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#define POP_FRAME_PTR \
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asm ("movl (%esp), %ebp");
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/* After KDB is entered by a fault, push all registers
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that GDB thinks about (all NUM_REGS of them),
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so that they appear in order of ascending GDB register number.
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The fault code will be on the stack beyond the last register. */
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#define PUSH_REGISTERS \
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{ asm("pushad"); }
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/*
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{ asm("pushl %eax"); \
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asm("pushl %edx"); \
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asm("pushl %ecx"); \
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asm("pushl %st(0)"); \
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asm("pushl %st(1)"); \
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asm("pushl %ebx"); \
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asm("pushl %esi"); \
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asm("pushl %edi"); \
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asm("pushl %st(2)"); \
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asm("pushl %st(3)"); \
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asm("pushl %st(4)"); \
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asm("pushl %st(5)"); \
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asm("pushl %st(6)"); \
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asm("pushl %st(7)"); \
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asm("pushl %esp"); \
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asm("pushl %ebp"); \
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asm("pushl %eip"); \
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asm("pushl %eflags"); \
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asm("pushl %fp1"); \
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asm("pushl %fp2"); \
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asm("pushl %fp3"); \
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asm("pushl %fp4"); \
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asm("pushl %fp5"); \
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asm("pushl %fp6"); \
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asm("pushl %fp7"); \
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asm("pushl %fp8"); \
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asm("pushl %fp9"); \
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asm("pushl %fp10"); \
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asm("pushl %fp11"); \
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asm("pushl %fp12"); \
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asm("pushl %fp13"); \
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asm("pushl %fp14"); \
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asm("pushl %fp15"); \
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asm("pushl %fp16"); \
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asm("pushl %fp17"); \
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asm("pushl %fp18"); \
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asm("pushl %fp19"); \
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asm("pushl %fp20"); \
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asm("pushl %fp21"); \
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asm("pushl %fp22"); \
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asm("pushl %fp23"); \
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asm("pushl %fp24"); \
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asm("pushl %fp25"); \
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asm("pushl %fp26"); \
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asm("pushl %fp27"); \
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asm("pushl %fp28"); \
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asm("pushl %fp29"); \
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asm("pushl %fp30"); \
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asm("pushl %fp31"); \
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}
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*/
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/* Assuming the registers (including processor status) have been
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pushed on the stack in order of ascending GDB register number,
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restore them and return to the address in the saved PC register. */
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#define POP_REGISTERS \
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{ asm ("popad"); }
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