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69 lines
1.9 KiB
C
69 lines
1.9 KiB
C
/* Target-dependent code for the GNU Hurd.
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Copyright (C) 2002-2018 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 3 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, see <http://www.gnu.org/licenses/>. */
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#include "defs.h"
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#include "osabi.h"
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#include "solib-svr4.h"
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#include "i386-tdep.h"
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/* From <sys/ucontext.h>. */
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static int i386gnu_gregset_reg_offset[] =
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{
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11 * 4, /* %eax */
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10 * 4, /* %ecx */
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9 * 4, /* %edx */
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8 * 4, /* %ebx */
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17 * 4, /* %uesp */
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6 * 4, /* %ebp */
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5 * 4, /* %esi */
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4 * 4, /* %edi */
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14 * 4, /* %eip */
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16 * 4, /* %efl */
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15 * 4, /* %cs */
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18 * 4, /* %ss */
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3 * 4, /* %ds */
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2 * 4, /* %es */
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1 * 4, /* %fs */
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0 * 4, /* %gs */
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};
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static void
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i386gnu_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch)
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{
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struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
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/* GNU uses ELF. */
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i386_elf_init_abi (info, gdbarch);
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set_solib_svr4_fetch_link_map_offsets
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(gdbarch, svr4_ilp32_fetch_link_map_offsets);
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tdep->gregset_reg_offset = i386gnu_gregset_reg_offset;
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tdep->gregset_num_regs = ARRAY_SIZE (i386gnu_gregset_reg_offset);
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tdep->sizeof_gregset = 19 * 4;
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tdep->jb_pc_offset = 20; /* From <bits/setjmp.h>. */
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}
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void
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_initialize_i386gnu_tdep (void)
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{
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gdbarch_register_osabi (bfd_arch_i386, 0, GDB_OSABI_HURD, i386gnu_init_abi);
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}
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