abc0878268
* configure.host: Add mips64*-*-openbsd*. * configure.tgt: Add mips64*-*-openbsd*. * Makefile.in (ALLDEPFILES): Add mips64obsd-nat.o, mips64obsd-tdep.c. (mips64obsd-nat.o, mips64obsd-tdep.o): New dependecies. * config/mips/obsd64.mh, config/mips/obsd64.mt: New files.
98 lines
2.6 KiB
C
98 lines
2.6 KiB
C
/* Target-dependent code for OpenBSD/mips64.
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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 "osabi.h"
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#include "regcache.h"
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#include "regset.h"
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#include "gdb_string.h"
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#include "mips-tdep.h"
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#include "solib-svr4.h"
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#define MIPS64OBSD_NUM_REGS 73
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/* Core file support. */
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/* Supply register REGNUM from the buffer specified by GREGS and LEN
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in the general-purpose register set REGSET to register cache
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REGCACHE. If REGNUM is -1, do this for all registers in REGSET. */
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static void
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mips64obsd_supply_gregset (const struct regset *regset,
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struct regcache *regcache, int regnum,
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const void *gregs, size_t len)
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{
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const char *regs = gregs;
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int i;
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for (i = 0; i < MIPS64OBSD_NUM_REGS; i++)
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{
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if (regnum == i || regnum == -1)
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regcache_raw_supply (regcache, i, regs + i * 8);
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}
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}
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/* OpenBSD/mips64 register set. */
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static struct regset mips64obsd_gregset =
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{
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NULL,
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mips64obsd_supply_gregset
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};
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/* Return the appropriate register set for the core section identified
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by SECT_NAME and SECT_SIZE. */
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static const struct regset *
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mips64obsd_regset_from_core_section (struct gdbarch *gdbarch,
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const char *sect_name, size_t sect_size)
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{
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if (strcmp (sect_name, ".reg") == 0 && sect_size >= MIPS64OBSD_NUM_REGS * 8)
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return &mips64obsd_gregset;
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return NULL;
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}
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static void
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mips64obsd_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch)
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{
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set_gdbarch_regset_from_core_section
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(gdbarch, mips64obsd_regset_from_core_section);
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set_gdbarch_software_single_step (gdbarch, mips_software_single_step);
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set_solib_svr4_fetch_link_map_offsets
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(gdbarch, svr4_lp64_fetch_link_map_offsets);
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}
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/* Provide a prototype to silence -Wmissing-prototypes. */
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void _initialize_mips64obsd_tdep (void);
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void
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_initialize_mips64obsd_tdep (void)
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{
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gdbarch_register_osabi (bfd_arch_mips, 0, GDB_OSABI_OPENBSD_ELF,
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mips64obsd_init_abi);
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}
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