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-rw-r--r--gdb/i386-gnu-tdep.c71
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diff --git a/gdb/i386-gnu-tdep.c b/gdb/i386-gnu-tdep.c
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+/* Target-dependent code for the GNU Hurd.
+ Copyright (C) 2002-2016 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 3 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, see <http://www.gnu.org/licenses/>. */
+
+#include "defs.h"
+#include "osabi.h"
+#include "solib-svr4.h"
+
+#include "i386-tdep.h"
+
+/* From <sys/ucontext.h>. */
+static int i386gnu_gregset_reg_offset[] =
+{
+ 11 * 4, /* %eax */
+ 10 * 4, /* %ecx */
+ 9 * 4, /* %edx */
+ 8 * 4, /* %ebx */
+ 17 * 4, /* %uesp */
+ 6 * 4, /* %ebp */
+ 5 * 4, /* %esi */
+ 4 * 4, /* %edi */
+ 14 * 4, /* %eip */
+ 16 * 4, /* %efl */
+ 15 * 4, /* %cs */
+ 18 * 4, /* %ss */
+ 3 * 4, /* %ds */
+ 2 * 4, /* %es */
+ 1 * 4, /* %fs */
+ 0 * 4, /* %gs */
+};
+
+static void
+i386gnu_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch)
+{
+ struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
+
+ /* GNU uses ELF. */
+ i386_elf_init_abi (info, gdbarch);
+
+ set_solib_svr4_fetch_link_map_offsets
+ (gdbarch, svr4_ilp32_fetch_link_map_offsets);
+
+ tdep->gregset_reg_offset = i386gnu_gregset_reg_offset;
+ tdep->gregset_num_regs = ARRAY_SIZE (i386gnu_gregset_reg_offset);
+ tdep->sizeof_gregset = 19 * 4;
+
+ tdep->jb_pc_offset = 20; /* From <bits/setjmp.h>. */
+}
+
+/* Provide a prototype to silence -Wmissing-prototypes. */
+extern void _initialize_i386gnu_tdep (void);
+
+void
+_initialize_i386gnu_tdep (void)
+{
+ gdbarch_register_osabi (bfd_arch_i386, 0, GDB_OSABI_HURD, i386gnu_init_abi);
+}