* x86-64-tdep.h (amd64nbsd_r_reg_offset): Add extern declarations.
* amd64nbsd-tdep.c: New file.
* amd64nbsd-nat.c: New file.
* amd64bsd-nat.c: New file.
* config/i386/nbsd64.mh: New file.
* config/i386/nbsd64.mt: New file.
* configure.host: Add x86_64-*-netbsd*.
* configure.tgt: Add x86_64-*-netbsd*.
* Makefile.in (amd64bsd-nat.o, amd64nbsd-nat.o, amd64nbsd-tdep.o):
New targets.
* NEWS (New native configurations): Mention NetBSD/amd64.
+2003-10-18 Mark Kettenis <kettenis@gnu.org>
+
+ Add NetBSD/amd64 native configuration:
+ * x86-64-tdep.h (amd64nbsd_r_reg_offset): Add extern declarations.
+ * amd64nbsd-tdep.c: New file.
+ * amd64nbsd-nat.c: New file.
+ * amd64bsd-nat.c: New file.
+ * config/i386/nbsd64.mh: New file.
+ * config/i386/nbsd64.mt: New file.
+ * configure.host: Add x86_64-*-netbsd*.
+ * configure.tgt: Add x86_64-*-netbsd*.
+ * Makefile.in (amd64bsd-nat.o, amd64nbsd-nat.o, amd64nbsd-tdep.o):
+ New targets.
+ * NEWS (New native configurations): Mention NetBSD/amd64.
+
2003-10-17 Michael Chastain <mec@shout.net>
* config/djgpp/fnchange.lst: Remove dead lines for:
$(symfile_h) $(objfiles_h) $(gdb_string_h) $(linespec_h) \
$(regcache_h) $(reggroups_h) $(arch_utils_h) $(osabi_h) $(block_h) \
$(elf_bfd_h) $(alpha_tdep_h)
+amd64bsd-nat.o: amd64bsd-nat.c $(defs_h) $(inferior_h) $(regcache_h) \
+ $(gdb_assert_h) $(x86_64_tdep_h) $(amd64_nat_h)
amd64fbsd-nat.o: amd64fbsd-nat.c $(defs_h) $(inferior_h) $(regcache_h) \
$(gdb_assert_h) $(gregset_h) $(x86_64_tdep_h) $(amd64_nat_h)
+amd64nbsd-nat.o: amd64nbsd-nat.c $(defs_h) $(gdb_assert_h) \
+ $(x86_64_tdep_h) $(amd64_nat_h)
amd64fbsd-tdep.o: amd64fbsd-tdep.c $(defs_h) $(arch_utils_h) $(frame_h) \
$(gdbcore_h) $(regcache_h) $(osabi_h) $(gdb_string_h) \
$(x86_64_tdep_h)
+amd64nbsd-tdep.o: amd64nbsd-tdep.c $(defs_h) $(arch_utils_h) $(frame_h) \
+ $(gdbcore_h) $(osabi_h) $(gdb_assert_h) $(nbsd_tdep_h) \
+ $(x86_64_tdep_h)
amd64-nat.o: amd64-nat.c $(defs_h) $(gdbarch_h) $(regcache_h) \
$(gdb_assert_h) $(i386_tdep_h) $(x86_64_tdep_h)
annotate.o: annotate.c $(defs_h) $(annotate_h) $(value_h) $(target_h) \
*** Changes since GDB 6.0:
+* New native configurations
+
+NetBSD/amd64 x86_64-*-netbsd*
+
* New debugging protocols
M32R with SDI protocol m32r-*-elf*
--- /dev/null
+/* Native-dependent code for AMD64 BSD's.
+
+ 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 "inferior.h"
+#include "regcache.h"
+
+/* We include <signal.h> to make sure `struct fxsave64' is defined on
+ NetBSD, since NetBSD's <machine/reg.h> needs it. */
+#include "gdb_assert.h"
+#include <signal.h>
+#include <sys/types.h>
+#include <sys/ptrace.h>
+#include <machine/reg.h>
+
+#include "x86-64-tdep.h"
+#include "amd64-nat.h"
+\f
+
+/* Fetch register REGNUM from the inferior. If REGNUM is -1, do this
+ for all registers (including the floating-point registers). */
+
+void
+fetch_inferior_registers (int regnum)
+{
+ if (regnum == -1 || amd64_native_gregset_supplies_p (regnum))
+ {
+ struct reg regs;
+
+ if (ptrace (PT_GETREGS, PIDGET (inferior_ptid),
+ (PTRACE_ARG3_TYPE) ®s, 0) == -1)
+ perror_with_name ("Couldn't get registers");
+
+ amd64_supply_native_gregset (current_regcache, ®s, -1);
+ if (regnum != -1)
+ return;
+ }
+
+ if (regnum == -1 || regnum >= X86_64_ST0_REGNUM)
+ {
+ struct fpreg fpregs;
+
+ if (ptrace (PT_GETFPREGS, PIDGET (inferior_ptid),
+ (PTRACE_ARG3_TYPE) &fpregs, 0) == -1)
+ perror_with_name ("Couldn't get floating point status");
+
+ x86_64_supply_fxsave (current_regcache, -1, &fpregs);
+ }
+}
+
+/* Store register REGNUM back into the inferior. If REGNUM is -1, do
+ this for all registers (including the floating-point registers). */
+
+void
+store_inferior_registers (int regnum)
+{
+ if (regnum == -1 || amd64_native_gregset_supplies_p (regnum))
+ {
+ struct reg regs;
+
+ if (ptrace (PT_GETREGS, PIDGET (inferior_ptid),
+ (PTRACE_ARG3_TYPE) ®s, 0) == -1)
+ perror_with_name ("Couldn't get registers");
+
+ amd64_collect_native_gregset (current_regcache, ®s, regnum);
+
+ if (ptrace (PT_SETREGS, PIDGET (inferior_ptid),
+ (PTRACE_ARG3_TYPE) ®s, 0) == -1)
+ perror_with_name ("Couldn't write registers");
+
+ if (regnum != -1)
+ return;
+ }
+
+ if (regnum == -1 || regnum >= X86_64_ST0_REGNUM)
+ {
+ struct fpreg fpregs;
+
+ if (ptrace (PT_GETFPREGS, PIDGET (inferior_ptid),
+ (PTRACE_ARG3_TYPE) &fpregs, 0) == -1)
+ perror_with_name ("Couldn't get floating point status");
+
+ x86_64_fill_fxsave ((char *) &fpregs, regnum);
+
+ if (ptrace (PT_SETFPREGS, PIDGET (inferior_ptid),
+ (PTRACE_ARG3_TYPE) &fpregs, 0) == -1)
+ perror_with_name ("Couldn't write floating point status");
+ }
+}
--- /dev/null
+/* Native-dependent code for NetBSD/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 "gdb_assert.h"
+
+#include "x86-64-tdep.h"
+#include "amd64-nat.h"
+
+/* Mapping between the general-purpose registers in NetBSD/amd64
+ `struct reg' format and GDB's register cache layout for
+ NetBSD/i386.
+
+ Note that most (if not all) NetBSD/amd64 registers are 64-bit,
+ while the NetBSD/i386 registers are all 32-bit, but since we're
+ little-endian we get away with that. */
+
+/* From <machine/reg.h>. */
+static int amd64nbsd32_r_reg_offset[] =
+{
+ 14 * 8, /* %eax */
+ 3 * 8, /* %ecx */
+ 2 * 8, /* %edx */
+ 13 * 8, /* %ebx */
+ 24 * 8, /* %esp */
+ 12 * 8, /* %ebp */
+ 1 * 8, /* %esi */
+ 0 * 8, /* %edi */
+ 21 * 8, /* %eip */
+ 23 * 8, /* %eflags */
+ -1, /* %cs */
+ -1, /* %ss */
+ 18 * 8, /* %ds */
+ 17 * 8, /* %es */
+ 16 * 8, /* %fs */
+ 15 * 8 /* %gs */
+};
+\f
+
+/* Provide a prototype to silence -Wmissing-prototypes. */
+void _initialize_amd64nbsd_nat (void);
+
+void
+_initialize_amd64nbsd_nat (void)
+{
+ amd64_native_gregset32_reg_offset = amd64nbsd32_r_reg_offset;
+ amd64_native_gregset32_num_regs = ARRAY_SIZE (amd64nbsd32_r_reg_offset);
+ amd64_native_gregset64_reg_offset = amd64nbsd_r_reg_offset;
+}
--- /dev/null
+/* Target-dependent code for NetBSD/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 "osabi.h"
+
+#include "gdb_assert.h"
+
+#include "nbsd-tdep.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
+amd64nbsd_sigcontext_addr (struct frame_info *next_frame)
+{
+ CORE_ADDR sp;
+
+ /* The stack pointer points at `struct sigcontext' upon entry of a
+ signal trampoline. */
+ sp = frame_unwind_register_unsigned (next_frame, X86_64_RSP_REGNUM);
+ return sp;
+}
+\f
+/* NetBSD 2.0 or later. */
+
+/* Mapping between the general-purpose registers in `struct reg'
+ format and GDB's register cache layout. */
+
+/* From <machine/reg.h>. */
+int amd64nbsd_r_reg_offset[] =
+{
+ 14 * 8, /* %rax */
+ 13 * 8, /* %rbx */
+ 3 * 8, /* %rcx */
+ 2 * 8, /* %rdx */
+ 1 * 8, /* %rsi */
+ 0 * 8, /* %rdi */
+ 12 * 8, /* %rbp */
+ 24 * 8, /* %rsp */
+ 4 * 8, /* %r8 .. */
+ 5 * 8,
+ 6 * 8,
+ 7 * 8,
+ 8 * 8,
+ 9 * 8,
+ 10 * 8,
+ 11 * 8, /* ... %r15 */
+ 21 * 8, /* %rip */
+ 23 * 8, /* %eflags */
+ 18 * 8, /* %ds */
+ 17 * 8, /* %es */
+ 16 * 8, /* %fs */
+ 15 * 8 /* %gs */
+};
+
+static void
+amd64nbsd_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch)
+{
+ struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
+ int *sc_reg_offset;
+ int i;
+
+ /* Initialize general-purpose register set details first. */
+ tdep->gregset_reg_offset = amd64nbsd_r_reg_offset;
+ tdep->gregset_num_regs = ARRAY_SIZE (amd64nbsd_r_reg_offset);
+ tdep->sizeof_gregset = 26 * 8;
+
+ x86_64_init_abi (info, gdbarch);
+
+ tdep->jb_pc_offset = 7 * 8;
+
+ /* NetBSD has its own convention for signal trampolines. */
+ set_gdbarch_pc_in_sigtramp (gdbarch, nbsd_pc_in_sigtramp);
+
+ /* Initialize the array with register offsets in `struct
+ sigcontext'. This `struct sigcontext' has an sc_mcontext member
+ at offset 32, and in <machine/reg.h> we have an explicit comment
+ saying that `struct reg' is the same as mcontext.__gregs. */
+ tdep->sc_num_regs = ARRAY_SIZE (amd64nbsd_r_reg_offset);
+ tdep->sc_reg_offset = XCALLOC (tdep->sc_num_regs, int);
+ for (i = 0; i < tdep->sc_num_regs; i++)
+ {
+ if (amd64nbsd_r_reg_offset[i] < 0)
+ tdep->sc_reg_offset[i] = -1;
+ else
+ tdep->sc_reg_offset[i] = 32 + amd64nbsd_r_reg_offset[i];
+ }
+
+ tdep->sigcontext_addr = amd64nbsd_sigcontext_addr;
+}
+\f
+
+/* Provide a prototype to silence -Wmissing-prototypes. */
+void _initialize_amd64nbsd_tdep (void);
+
+void
+_initialize_amd64nbsd_ndep (void)
+{
+ /* The NetBSD/amd64 native dependent code makes this assumption. */
+ gdb_assert (ARRAY_SIZE (amd64nbsd_r_reg_offset) == X86_64_NUM_GREGS);
+
+ gdbarch_register_osabi (bfd_arch_i386, bfd_mach_x86_64,
+ GDB_OSABI_NETBSD_ELF, amd64nbsd_init_abi);
+}
--- /dev/null
+# Host: NetBSD/amd64
+
+XM_FILE= xm-i386.h
+
+NAT_FILE= nm-nbsd.h
+# NOTE: Do not spread NATDEPFILES over several lines - it hurts BSD make.
+NATDEPFILES= fork-child.o infptrace.o inftarg.o solib.o solib-svr4.o solib-legacy.o corelow.o amd64-nat.o amd64bsd-nat.o amd64nbsd-nat.o
--- /dev/null
+# Target: NetBSD/amd64
+TDEPFILES= x86-64-tdep.o amd64nbsd-tdep.o i386-tdep.o i387-tdep.o nbsd-tdep.o
x86_64-*-linux*) gdb_host=x86-64linux ;;
x86_64-*-freebsd*) gdb_host=fbsd64 ;;
+x86_64-*-netbsd*) gdb_host=nbsd64 ;;
esac
x86_64-*-linux*) gdb_target=x86-64linux
build_gdbserver=yes
;;
+x86_64-*-netbsd*) gdb_target=nbsd64 ;;
esac
void x86_64_fill_fxsave (char *fxsave, int regnum);
\f
+/* Variables exported from amd64nbsd-tdep.c. */
+extern int amd64nbsd_r_reg_offset[];
+
/* Variables exported from amd64fbsd-tdep.c. */
extern CORE_ADDR amd64fbsd_sigtramp_start;
extern CORE_ADDR amd64fbsd_sigtramp_end;
projects / binutils-gdb.git / commitdiff