From: Stu Grossman Date: Wed, 17 Nov 1993 17:39:00 +0000 (+0000) Subject: Please CVS, let me kill these files... X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=4451055367009e94351317f2240bc5e8c7cc7b19;p=binutils-gdb.git Please CVS, let me kill these files... --- diff --git a/gdb/m68kly-nat.c b/gdb/m68kly-nat.c index 057855e706f..e69de29bb2d 100644 --- a/gdb/m68kly-nat.c +++ b/gdb/m68kly-nat.c @@ -1,277 +0,0 @@ -/* Native-dependent code for Motorola 680x0 running LynxOS. - Copyright 1986, 1987, 1989, 1991, 1993 Free Software Foundation, Inc. - -This file is part of GDB. - -This program is free software; you can redistribute it and/or modify -it under the terms of the GNU General Public License as published by -the Free Software Foundation; either version 2 of the License, or -(at your option) any later version. - -This program is distributed in the hope that it will be useful, -but WITHOUT ANY WARRANTY; without even the implied warranty of -MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -GNU General Public License for more details. - -You should have received a copy of the GNU General Public License -along with this program; if not, write to the Free Software -Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ - -#include "defs.h" -#include "frame.h" -#include "inferior.h" -#include "gdbcore.h" -#include "target.h" - -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include - -/* Return the address in the core dump or inferior of register REGNO. - BLOCKEND is the address of the end of the user structure. */ - -static unsigned int -core_register_addr (regno, blockend) - unsigned int regno, blockend; -{ - struct st_entry s; - unsigned int offset; - - if (regno >= 0 && regno <= FP_REGNUM) - offset = (char *) &s.ec.regs[regno] - (char *) &s; - else if (regno == SP_REGNUM) - offset = (char *) &s.stackp - (char *) &s; - else if (regno == PS_REGNUM) - offset = (char *) &s.ec.status - (char *) &s; - else if (regno == PC_REGNUM) - offset = (char *) &s.ec.pc - (char *) &s; - else if (regno >= FP0_REGNUM && regno <= (FPC_REGNUM - 1)) - offset = (char *) &s.ec.fregs[(regno - FP0_REGNUM) * 3] - (char *) &s; - else if (regno >= FPC_REGNUM && regno <= FPI_REGNUM) - offset = (char *) &s.ec.fcregs[regno - FPC_REGNUM] - (char *) &s; - - return blockend + offset; -} - -unsigned int -register_addr (regno, blockend) - int regno, blockend; -{ - struct st_entry s; - unsigned int offset; - - if (regno >= 0 && regno <= FP_REGNUM) - offset = (char *) &s.ec.regs[regno] - (char *) &s.ec; - else if (regno == SP_REGNUM) - offset = (char *) &s.stackp - (char *) &s; - else if (regno == PS_REGNUM) - offset = (char *) &s.ec.status - (char *) &s.ec; - else if (regno == PC_REGNUM) - offset = (char *) &s.ec.pc - (char *) &s.ec; - else if (regno >= FP0_REGNUM && regno <= (FPC_REGNUM - 1)) - offset = (char *) &s.ec.fregs[(regno - FP0_REGNUM) * 3] - (char *) &s.ec; - else if (regno >= FPC_REGNUM && regno <= FPI_REGNUM) - offset = (char *) &s.ec.fcregs[regno - FPC_REGNUM] - (char *) &s.ec; - - return blockend + offset; -} - -#ifdef FETCH_INFERIOR_REGISTERS - -/* Fetch one register. */ - -static void -fetch_register (regno, offset, bpid) - int regno, bpid; - unsigned int offset; -{ - char buf[MAX_REGISTER_RAW_SIZE], mess[128]; - unsigned int regaddr, i, ptrace_request; - - ptrace_request = regno != SP_REGNUM ? PTRACE_PEEKDATA : PTRACE_PEEKUSP; - regaddr = register_addr (regno, offset); - for (i = 0; i < REGISTER_RAW_SIZE (regno); i += sizeof (int)) - { - errno = 0; - *(int *) &buf[i] = ptrace (ptrace_request, bpid, - (PTRACE_ARG3_TYPE) regaddr, 0); - if (errno != 0) - { - sprintf (mess, "reading register %s (#%d)", reg_names[regno], regno); - perror_with_name (mess); - } - regaddr += sizeof (int); - } - supply_register (regno, buf); -} - -static void -store_register (regno, offset, bpid) - int regno, bpid; - unsigned int offset; -{ - unsigned int i, regaddr, ptrace_request; - char mess[128]; - - ptrace_request = regno != SP_REGNUM ? PTRACE_POKEUSER : PTRACE_POKEUSP; - regaddr = register_addr (regno, offset); - for (i = 0; i < REGISTER_RAW_SIZE (regno); i += sizeof (int)) - { - errno = 0; - ptrace (ptrace_request, bpid, (PTRACE_ARG3_TYPE) regaddr, - *(int *) ®isters[REGISTER_BYTE (regno) + i]); - if (errno != 0) - { - sprintf (mess, "writing register %s (#%d)", reg_names[regno], regno); - perror_with_name (mess); - } - regaddr += sizeof (int); - } -} - -static unsigned int -fetch_offset (pid, write) - int pid, write; -{ - struct st_entry s; - unsigned int specpage_off, offset = (char *) &s.ecp - (char *) &s; - - if (write) - { - errno = 0; - specpage_off = ptrace (PTRACE_THREADUSER, pid, (PTRACE_ARG3_TYPE) 0, 0); - if (errno != 0) - perror_with_name ("ptrace"); - errno = 0; - offset = ptrace (PTRACE_PEEKTHREAD, pid, (PTRACE_ARG3_TYPE) offset, 0) - - specpage_off; - if (errno != 0) - perror_with_name ("ptrace"); - } - else - { - errno = 0; - offset = ptrace (PTRACE_PEEKTHREAD, pid, (PTRACE_ARG3_TYPE) offset, 0); - if (errno != 0) - perror_with_name ("ptrace"); - } - return offset; -} - -void -fetch_inferior_registers (regno) - int regno; -{ - unsigned int offset = fetch_offset (inferior_pid, 0); - - if (regno == -1) - { - for (regno = 0; regno < NUM_REGS; regno++) - fetch_register (regno, offset, inferior_pid); - } - else - fetch_register (regno, offset, inferior_pid); -} - -void -store_inferior_registers (regno) - int regno; -{ - unsigned int offset = fetch_offset (inferior_pid, 1); - - if (regno == -1) - { - for (regno = 0; regno < NUM_REGS; regno++) - store_register (regno, offset, inferior_pid); - } - else - store_register (regno, offset, inferior_pid); -} - -void -fetch_core_registers (core_reg_sect, core_reg_size, which, reg_addr) - char *core_reg_sect; - unsigned core_reg_size; - int which; - unsigned int reg_addr; /* Unused in this version */ -{ - unsigned int regno; - - for (regno = 0; regno < NUM_REGS; regno++) - { - unsigned int addr; - - addr = core_register_addr (regno, (unsigned) 0); - supply_register (regno, core_reg_sect + addr); - } -} -#endif /* FETCH_INFERIOR_REGISTERS */ - -/* Wait for child to do something. Return pid of child, or -1 in case - of error; store status through argument pointer STATUS. */ - -int -child_wait (pid, status) - int pid; - int *status; -{ - int save_errno; - int thread; - - while (1) - { - int sig; - - if (attach_flag) - set_sigint_trap(); /* Causes SIGINT to be passed on to the - attached process. */ - pid = wait (status); - save_errno = errno; - - if (attach_flag) - clear_sigint_trap(); - - if (pid == -1) - { - if (save_errno == EINTR) - continue; - fprintf (stderr, "Child process unexpectedly missing: %s.\n", - safe_strerror (save_errno)); - *status = 42; /* Claim it exited with signal 42 */ - return -1; - } - - if (pid != PIDGET (inferior_pid)) /* Some other process?!? */ - continue; - -/* thread = WIFTID (*status);*/ - thread = *status >> 16; - - /* Initial thread value can only be acquired via wait, so we have to - resort to this hack. */ - - if (TIDGET (inferior_pid) == 0) - { - inferior_pid = BUILDPID (inferior_pid, thread); - add_thread (inferior_pid); - } - - pid = BUILDPID (pid, thread); - - return pid; - } -}