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e2e0b3e57f
Mark up error_no_arg, query, perror_with_name, complaint, and internal_error. * breakpoint.c, cp-abi.c, cp-namespace.c, cp-support.c: Update. * cris-tdep.c, dbxread.c, dictionary.c, dsrec.c: Update. * dummy-frame.c, dve3900-rom.c, dwarf2-frame.c, dwarf2expr.c: Update. * dwarf2read.c, dwarfread.c, elfread.c, event-loop.c: Update. * exceptions.c, exec.c, f-lang.c, findvar.c, fork-child.c: Update. * frame-unwind.c, frame.c, frv-linux-tdep.c, frv-tdep.c: Update. * gdb_assert.h, gdbarch.c, gdbtypes.c, gnu-nat.c: Update. * go32-nat.c, hppa-tdep.c, hppabsd-nat.c, hpread.c: Update. * i386-linux-nat.c, i386-nat.c, i386-tdep.c, i386bsd-nat.c: Update. * i386fbsd-nat.c, inf-ptrace.c, inf-ttrace.c, infcall.c: Update. * infcmd.c, inflow.c, infptrace.c, infrun.c, inftarg.c: Update. * interps.c, language.c, linespec.c, linux-nat.c: Update. * m32r-linux-nat.c, m68k-tdep.c, m68kbsd-nat.c: Update. * m68klinux-nat.c, m88kbsd-nat.c, macroexp.c, macroscope.c: Update. * macrotab.c, maint.c, mdebugread.c, memattr.c: Update. * mips-linux-tdep.c, mips-tdep.c, mips64obsd-nat.c: Update. * mipsnbsd-nat.c, mn10300-tdep.c, monitor.c, nto-procfs.c: Update. * objc-lang.c, objfiles.c, objfiles.h, ocd.c, osabi.c: Update. * parse.c, ppc-bdm.c, ppc-linux-nat.c, ppc-sysv-tdep.c: Update. * ppcnbsd-nat.c, ppcobsd-nat.c, printcmd.c, procfs.c: Update. * regcache.c, reggroups.c, remote-e7000.c, remote-mips.c: Update. * remote-rdp.c, remote-sds.c, remote-sim.c, remote-st.c: Update. * remote-utils.c, remote.c, rs6000-nat.c, rs6000-tdep.c: Update. * s390-nat.c, s390-tdep.c, sentinel-frame.c, serial.c: Update. * sh-tdep.c, sh3-rom.c, sh64-tdep.c, shnbsd-nat.c: Update. * solib-aix5.c, solib-svr4.c, solib.c, source.c: Update. * sparc-nat.c, stabsread.c, stack.c, symfile.c, symtab.c: Update. * symtab.h, target.c, tracepoint.c, ui-file.c, ui-out.c: Update. * utils.c, valops.c, valprint.c, vax-nat.c, vaxbsd-nat.c: Update. * win32-nat.c, xcoffread.c, xstormy16-tdep.c: Update. * cli/cli-cmds.c, cli/cli-logging.c, cli/cli-script.c: Update. * cli/cli-setshow.c, mi/mi-cmd-break.c, mi/mi-cmds.c: Update. * mi/mi-console.c, mi/mi-getopt.c, mi/mi-out.c: Update. * tui/tui-file.c, tui/tui-interp.c: Update.
148 lines
3.9 KiB
C
148 lines
3.9 KiB
C
/* Native-dependent code for modern VAX BSD's.
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Copyright 2004 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., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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#include "defs.h"
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#include "inferior.h"
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#include "regcache.h"
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#include "target.h"
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#include <sys/types.h>
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#include <sys/ptrace.h>
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#include <machine/reg.h>
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#include "vax-tdep.h"
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#include "inf-ptrace.h"
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/* Supply the general-purpose registers stored in GREGS to REGCACHE. */
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static void
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vaxbsd_supply_gregset (struct regcache *regcache, const void *gregs)
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{
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const char *regs = gregs;
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int regnum;
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for (regnum = 0; regnum < VAX_NUM_REGS; regnum++)
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regcache_raw_supply (regcache, regnum, regs + regnum * 4);
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}
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/* Collect the general-purpose registers from REGCACHE and store them
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in GREGS. */
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static void
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vaxbsd_collect_gregset (const struct regcache *regcache,
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void *gregs, int regnum)
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{
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char *regs = gregs;
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int i;
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for (i = 0; i <= VAX_NUM_REGS; i++)
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{
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if (regnum == -1 || regnum == i)
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regcache_raw_collect (regcache, i, regs + i * 4);
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}
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}
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/* Fetch register REGNUM from the inferior. If REGNUM is -1, do this
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for all registers. */
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static void
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vaxbsd_fetch_inferior_registers (int regnum)
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{
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struct reg regs;
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if (ptrace (PT_GETREGS, PIDGET (inferior_ptid),
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(PTRACE_TYPE_ARG3) ®s, 0) == -1)
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perror_with_name (_("Couldn't get registers"));
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vaxbsd_supply_gregset (current_regcache, ®s);
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}
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/* Store register REGNUM back into the inferior. If REGNUM is -1, do
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this for all registers. */
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static void
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vaxbsd_store_inferior_registers (int regnum)
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{
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struct reg regs;
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if (ptrace (PT_GETREGS, PIDGET (inferior_ptid),
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(PTRACE_TYPE_ARG3) ®s, 0) == -1)
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perror_with_name (_("Couldn't get registers"));
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vaxbsd_collect_gregset (current_regcache, ®s, regnum);
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if (ptrace (PT_SETREGS, PIDGET (inferior_ptid),
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(PTRACE_TYPE_ARG3) ®s, 0) == -1)
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perror_with_name (_("Couldn't write registers"));
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}
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/* Support for debugging kernel virtual memory images. */
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#include <sys/types.h>
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#include <machine/pcb.h>
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#include "bsd-kvm.h"
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static int
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vaxbsd_supply_pcb (struct regcache *regcache, struct pcb *pcb)
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{
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int regnum;
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/* The following is true for OpenBSD 3.5:
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The pcb contains the register state at the context switch inside
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cpu_switch(). */
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/* The stack pointer shouldn't be zero. */
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if (pcb->KSP == 0)
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return 0;
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for (regnum = VAX_R0_REGNUM; regnum < VAX_AP_REGNUM; regnum++)
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regcache_raw_supply (regcache, regnum, &pcb->R[regnum - VAX_R0_REGNUM]);
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regcache_raw_supply (regcache, VAX_AP_REGNUM, &pcb->AP);
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regcache_raw_supply (regcache, VAX_FP_REGNUM, &pcb->FP);
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regcache_raw_supply (regcache, VAX_SP_REGNUM, &pcb->KSP);
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regcache_raw_supply (regcache, VAX_PC_REGNUM, &pcb->PC);
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regcache_raw_supply (regcache, VAX_PS_REGNUM, &pcb->PSL);
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return 1;
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}
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/* Provide a prototype to silence -Wmissing-prototypes. */
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void _initialize_vaxbsd_nat (void);
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void
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_initialize_vaxbsd_nat (void)
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{
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struct target_ops *t;
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t = inf_ptrace_target ();
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t->to_fetch_registers = vaxbsd_fetch_inferior_registers;
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t->to_store_registers = vaxbsd_store_inferior_registers;
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add_target (t);
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/* Support debugging kernel virtual memory images. */
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bsd_kvm_add_target (vaxbsd_supply_pcb);
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}
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