--- /dev/null
+/* Target-dependent code for FreeBSD/amd64.
+ Copyright 2003 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., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+#include "defs.h"
+#include "arch-utils.h"
+#include "frame.h"
+#include "gdbcore.h"
+#include "regcache.h"
+#include "osabi.h"
+
+#include "gdb_string.h"
+
+#include "x86-64-tdep.h"
+
+/* Support for signal handlers. */
+
+/* Assuming NEXT_FRAME is for a frame following a BSD sigtramp
+ routine, return the address of the associated sigcontext structure. */
+
+static CORE_ADDR
+amd64fbsd_sigcontext_addr (struct frame_info *next_frame)
+{
+ char buf[8];
+ CORE_ADDR sp;
+
+ frame_unwind_register (next_frame, X86_64_RSP_REGNUM, buf);
+ sp = extract_unsigned_integer (buf, 8);
+
+ return read_memory_unsigned_integer (sp + 16, 8);
+}
+\f
+/* FreeBSD 5.1-RELEASE or later. */
+
+/* Location of the signal trampoline. */
+CORE_ADDR amd64fbsd_sigtramp_start = 0x7fffffffc0;
+CORE_ADDR amd64fbsd_sigtramp_end = 0x7fffffffe0;
+
+/* From <machine/signal.h>. */
+int amd64fbsd_sc_reg_offset[X86_64_NUM_GREGS] =
+{
+ 24 + 14 * 8, /* %rax */
+ 24 + 11 * 8, /* %rbx */
+ 24 + 13 * 8, /* %rcx */
+ 24 + 12 * 8, /* %rdx */
+ 24 + 9 * 8, /* %rsi */
+ 24 + 8 * 8, /* %rdi */
+ 24 + 10 * 8, /* %rbp */
+ 24 + 20 * 8, /* %rsp */
+ 24 + 7 * 8, /* %r8 */
+ 24 + 6 * 8, /* %r9 */
+ 24 + 5 * 8, /* %r10 */
+ 24 + 4 * 8, /* %r11 */
+ 24 + 3 * 8, /* %r12 */
+ 24 + 2 * 8, /* %r13 */
+ 24 + 1 * 8, /* %r14 */
+ 24 + 0 * 8, /* %r15 */
+ 24 + 17 * 8, /* %rip */
+ 24 + 19 * 8, /* %eflags */
+ -1, /* %ds */
+ -1, /* %es */
+ -1, /* %fs */
+ -1 /* %gs */
+};
+
+void
+amd64fbsd_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch)
+{
+ struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
+
+ /* Obviously FreeBSD is BSD-based. */
+ i386bsd_init_abi (info, gdbarch);
+
+ x86_64_init_abi (info, gdbarch);
+
+ tdep->sigtramp_start = amd64fbsd_sigtramp_start;
+ tdep->sigtramp_end = amd64fbsd_sigtramp_start;
+ tdep->sigcontext_addr = amd64fbsd_sigcontext_addr;
+ tdep->sc_reg_offset = amd64fbsd_sc_reg_offset;
+ tdep->sc_num_regs = X86_64_NUM_GREGS;
+}
+\f
+
+/* Provide a prototype to silence -Wmissing-prototypes. */
+void _initialize_amd64fbsd_tdep (void);
+
+void
+_initialize_amd64fbsd_tdep (void)
+{
+ gdbarch_register_osabi (bfd_arch_i386, bfd_mach_x86_64,
+ GDB_OSABI_FREEBSD_ELF, amd64fbsd_init_abi);
+}
--- /dev/null
+/* Native-dependent definitions for FreeBSD/amd64.
+ Copyright 2003
+ 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., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+#ifndef NM_FBSD64_H
+#define NM_FBSD64_H
+
+/* Type of the third argument to the `ptrace' system call. */
+#define PTRACE_ARG3_TYPE caddr_t
+
+/* Override copies of {fetch,store}_inferior_registers in `infptrace.c'. */
+#define FETCH_INFERIOR_REGISTERS
+
+/* Override child_pid_to_exec_file in 'inftarg.c'. */
+#define CHILD_PID_TO_EXEC_FILE
+
+/* We can attach and detach. */
+#define ATTACH_DETACH
+\f
+
+/* Shared library support. */
+
+#include "solib.h"
+
+#endif /* nm-fbsd64.h */
--- /dev/null
+/* Target-dependent code for the x86-64.
+
+ Copyright 2003
+ Free Software Foundation, Inc.
+
+ Contributed by Michal Ludvig, SuSE AG.
+
+ 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., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+#ifndef X86_64_LINUX_TDEP_H
+#define X86_64_LINUX_TDEP_H
+
+/* Fill GDB's register array with the general-purpose register values
+ in *GREGSETP. */
+
+void x86_64_linux_supply_gregset (char *regp);
+
+/* Fill register REGNO (if it is a general-purpose register) in
+ *GREGSETPS with the value in GDB's register array. If REGNO is -1,
+ do this for all registers. */
+
+void x86_64_linux_fill_gregset (char *regp, int regno);
+
+#endif /* x86-64-linux-tdep.h */
projects / thirdparty / binutils-gdb.git / commitdiff
