Remove support for FreeBSD/alpha.
FreeBSD last shipped a release for Alpha (6.3) in 2008. This also removes support for GNU/kFreeBSD on Alpha. gdb/ChangeLog: * Makefile.in (ALL_64_TARGET_OBS): Remove alpha-fbsd-tdep.o. (ALLDEPFILES): Remove alpha-fbsd-tdep.c * NEWS: Mention that support for FreeBSD/alpha was removed. * alpha-fbsd-tdep.c: Delete file. * config/alpha/fbsd.mh: Delete file. * configure.host: Delete alpha*-*-freebsd* and alpha*-*-kfreebsd*-gnu. * configure.tgt: Delete alpha*-*-freebsd* and alpha*-*-kfreebsd*-gnu.
This commit is contained in:
John Baldwin
parent
4990793435
commit
1e1a8bef60
@ -1,3 +1,15 @@
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2017-04-04 John Baldwin <jhb@FreeBSD.org>
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* Makefile.in (ALL_64_TARGET_OBS): Remove alpha-fbsd-tdep.o.
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(ALLDEPFILES): Remove alpha-fbsd-tdep.c
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* NEWS: Mention that support for FreeBSD/alpha was removed.
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* alpha-fbsd-tdep.c: Delete file.
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* config/alpha/fbsd.mh: Delete file.
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* configure.host: Delete alpha*-*-freebsd* and
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alpha*-*-kfreebsd*-gnu.
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* configure.tgt: Delete alpha*-*-freebsd* and
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alpha*-*-kfreebsd*-gnu.
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2017-04-04 John Baldwin <jhb@FreeBSD.org>
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2017-04-04 John Baldwin <jhb@FreeBSD.org>
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* amd64-bsd-nat.c (amd64bsd_fetch_inferior_registers,
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* amd64-bsd-nat.c (amd64bsd_fetch_inferior_registers,
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@ -746,7 +746,6 @@ ALL_64_TARGET_OBS = \
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aarch64-newlib-tdep.o \
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aarch64-newlib-tdep.o \
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aarch64-tdep.o \
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aarch64-tdep.o \
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alpha-bsd-tdep.o \
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alpha-bsd-tdep.o \
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alpha-fbsd-tdep.o \
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alpha-linux-tdep.o \
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alpha-linux-tdep.o \
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alpha-mdebug-tdep.o \
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alpha-mdebug-tdep.o \
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alpha-nbsd-tdep.o \
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alpha-nbsd-tdep.o \
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@ -2460,7 +2459,6 @@ ALLDEPFILES = \
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aix-thread.c \
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aix-thread.c \
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alpha-bsd-nat.c \
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alpha-bsd-nat.c \
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alpha-bsd-tdep.c \
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alpha-bsd-tdep.c \
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alpha-fbsd-tdep.c \
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alpha-linux-nat.c \
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alpha-linux-nat.c \
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alpha-linux-tdep.c \
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alpha-linux-tdep.c \
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alpha-mdebug-tdep.c \
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alpha-mdebug-tdep.c \
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5
gdb/NEWS
5
gdb/NEWS
@ -104,6 +104,11 @@ show disassembler-options
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maint print arc arc-instruction address
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maint print arc arc-instruction address
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Print internal disassembler information about instruction at a given address.
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Print internal disassembler information about instruction at a given address.
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* Removed targets and native configurations
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Alpha running FreeBSD alpha*-*-freebsd*
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Alpha running GNU/kFreeBSD alpha*-*-kfreebsd*-gnu
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*** Changes in GDB 7.12
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*** Changes in GDB 7.12
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* GDB and GDBserver now build with a C++ compiler by default.
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* GDB and GDBserver now build with a C++ compiler by default.
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@ -1,132 +0,0 @@
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/* Target-dependent code for FreeBSD/alpha.
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Copyright (C) 2001-2017 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 "value.h"
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#include "osabi.h"
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#include "alpha-tdep.h"
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#include "solib-svr4.h"
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static int
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alphafbsd_return_in_memory (struct type *type)
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{
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enum type_code code;
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int i;
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/* All aggregate types that won't fit in a register must be returned
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in memory. */
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if (TYPE_LENGTH (type) > ALPHA_REGISTER_SIZE)
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return 1;
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/* The only aggregate types that can be returned in a register are
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structs and unions. Arrays must be returned in memory. */
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code = TYPE_CODE (type);
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if (code != TYPE_CODE_STRUCT && code != TYPE_CODE_UNION)
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return 1;
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/* We need to check if this struct/union is "integer" like. For
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this to be true, the offset of each adressable subfield must be
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zero. Note that bit fields are not addressable. */
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for (i = 0; i < TYPE_NFIELDS (type); i++)
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{
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/* If the field bitsize is non-zero, it isn't adressable. */
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if (TYPE_FIELD_BITPOS (type, i) != 0
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&& TYPE_FIELD_BITSIZE (type, i) == 0)
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return 1;
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}
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return 0;
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}
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/* Support for signal handlers. */
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/* Return whether PC is in a BSD sigtramp routine. */
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CORE_ADDR alphafbsd_sigtramp_start = 0x11ffff68;
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CORE_ADDR alphafbsd_sigtramp_end = 0x11ffffe0;
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static int
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alphafbsd_pc_in_sigtramp (struct gdbarch *gdbarch,
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CORE_ADDR pc, const char *func_name)
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{
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return (pc >= alphafbsd_sigtramp_start && pc < alphafbsd_sigtramp_end);
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}
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static LONGEST
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alphafbsd_sigtramp_offset (struct gdbarch *gdbarch, CORE_ADDR pc)
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{
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return pc - alphafbsd_sigtramp_start;
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}
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/* Assuming THIS_FRAME is the frame of a BSD sigtramp routine,
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return the address of the associated sigcontext structure. */
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static CORE_ADDR
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alphafbsd_sigcontext_addr (struct frame_info *this_frame)
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{
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return get_frame_register_unsigned (this_frame, ALPHA_SP_REGNUM) + 24;
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}
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/* FreeBSD 5.0-RELEASE or later. */
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static void
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alphafbsd_init_abi (struct gdbarch_info info,
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struct gdbarch *gdbarch)
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{
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struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
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/* FIXME: Should activate generic FreeBSD support here with
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fbsd_init_abi(), but this requires a valid
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'iterate_over_regset_sections' gdbarch method and
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'collect_regset' functions for each regset. */
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/* Hook into the DWARF CFI frame unwinder. */
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alpha_dwarf2_init_abi (info, gdbarch);
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/* Hook into the MDEBUG frame unwinder. */
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alpha_mdebug_init_abi (info, gdbarch);
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/* FreeBSD/alpha has SVR4-style shared libraries. */
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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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tdep->dynamic_sigtramp_offset = alphafbsd_sigtramp_offset;
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tdep->sigcontext_addr = alphafbsd_sigcontext_addr;
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tdep->pc_in_sigtramp = alphafbsd_pc_in_sigtramp;
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tdep->return_in_memory = alphafbsd_return_in_memory;
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tdep->sc_pc_offset = 288;
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tdep->sc_regs_offset = 24;
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tdep->sc_fpregs_offset = 320;
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tdep->jb_pc = 2;
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tdep->jb_elt_size = 8;
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}
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/* Provide a prototype to silence -Wmissing-prototypes. */
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void _initialize_alphafbsd_tdep (void);
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void
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_initialize_alphafbsd_tdep (void)
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{
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gdbarch_register_osabi (bfd_arch_alpha, 0, GDB_OSABI_FREEBSD,
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alphafbsd_init_abi);
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}
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@ -1,6 +0,0 @@
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# Host: FreeBSD/alpha
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NATDEPFILES= fork-child.o inf-ptrace.o \
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fbsd-nat.o alpha-bsd-nat.o bsd-kvm.o \
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core-regset.o
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LOADLIBES= -lkvm
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@ -21,6 +21,8 @@ case $host in
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;;
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;;
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*-*-irix* | \
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*-*-irix* | \
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alpha*-*-osf* | \
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alpha*-*-osf* | \
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alpha*-*-freebsd* | \
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alpha*-*-kfreebsd*-gnu | \
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arm*-*-netbsd* | \
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arm*-*-netbsd* | \
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hppa*-*-hiux* | \
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hppa*-*-hiux* | \
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i[34567]86-ncr-* | \
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i[34567]86-ncr-* | \
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@ -84,8 +86,6 @@ case "${host}" in
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aarch64*-*-linux*) gdb_host=linux ;;
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aarch64*-*-linux*) gdb_host=linux ;;
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alpha*-*-linux*) gdb_host=alpha-linux ;;
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alpha*-*-linux*) gdb_host=alpha-linux ;;
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alpha*-*-freebsd* | alpha*-*-kfreebsd*-gnu)
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gdb_host=fbsd ;;
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alpha*-*-netbsd* | alpha*-*-knetbsd*-gnu)
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alpha*-*-netbsd* | alpha*-*-knetbsd*-gnu)
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gdb_host=nbsd ;;
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gdb_host=nbsd ;;
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alpha*-*-openbsd*) gdb_host=nbsd ;;
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alpha*-*-openbsd*) gdb_host=nbsd ;;
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@ -15,6 +15,8 @@
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case $targ in
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case $targ in
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*-*-irix* | \
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*-*-irix* | \
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alpha*-*-osf* | \
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alpha*-*-osf* | \
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alpha*-*-freebsd* | \
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alpha*-*-kfreebsd*-gnu | \
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d10v-*-* | \
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d10v-*-* | \
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hppa*-*-hiux* | \
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hppa*-*-hiux* | \
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i[34567]86-ncr-* | \
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i[34567]86-ncr-* | \
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@ -57,11 +59,6 @@ alpha*-*-linux*)
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gdb_target_obs="alpha-tdep.o alpha-mdebug-tdep.o alpha-linux-tdep.o \
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gdb_target_obs="alpha-tdep.o alpha-mdebug-tdep.o alpha-linux-tdep.o \
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linux-tdep.o solib-svr4.o"
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linux-tdep.o solib-svr4.o"
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;;
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;;
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alpha*-*-freebsd* | alpha*-*-kfreebsd*-gnu)
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# Target: FreeBSD/alpha
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gdb_target_obs="alpha-tdep.o alpha-mdebug-tdep.o alpha-bsd-tdep.o \
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alpha-fbsd-tdep.o solib-svr4.o"
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;;
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alpha*-*-netbsd* | alpha*-*-knetbsd*-gnu)
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alpha*-*-netbsd* | alpha*-*-knetbsd*-gnu)
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# Target: NetBSD/alpha
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# Target: NetBSD/alpha
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gdb_target_obs="alpha-tdep.o alpha-mdebug-tdep.o alpha-bsd-tdep.o \
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gdb_target_obs="alpha-tdep.o alpha-mdebug-tdep.o alpha-bsd-tdep.o \
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