binutils-gdb/ld/emultempl/v850elf.em

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Adds support for generating notes in V850 binaries. bfd * elf32-v850.c (v850_set_note): New function. Creates a Renesas style note entry. (v850_elf_make_note_section): New function. Creates a note section. (v850_elf_create_sections): New function. Create a note section if one is not already present. (v850_elf_set_note): New function. Adds a note to a bfd. (v850_elf_copy_private_bfd_data): New function. Copies V850 notes. (v850_elf_merge_notes): New function. Merges V850 notes. (print_v850_note): New function. Displays a V850 note. (v850_elf_print_notes): New function. Displays all notes attached to a bfd. (v850_elf_merge_private_bfd_data): Call v850_elf_merge_notes. (v850_elf_print_private_bfd_data): Call v850_elf_print_notes. (v850_elf_fake_sections): Set the type of the V850 note section. * bfd-in.h (v850_elf_create_sections): Add prototype. (v850_elf_set_note): Add prototype. * bfd-in2.h: Regenerate. binutils* readelf.c (get_machine_flags): Remove deprecated V850 machine flags. (get_v850_section_type_name): New function. Handles V850 special sections. (get_section_type_name): Add support for V850. (get_v850_elf_note_type): New function. Returns the name of a V850 note. (print_v850_note): New function. Prints a V850 note. (process_v850_notes): New function. Prints V850 notes. (process_note_sections): Add support for V850. binutils/testsute * binutils-all/objcopy.exp: Skip the strip-10 test for the V850. gas * config/tc-v850.c (soft_float): New variable. (v850_data_8): New variable. (md_show_usage): Add -msoft-float/-mhard-float. (md_parse_option): Likewise. (md_begin): Set the default value of soft_float. (v850_md_end): New function. Creates a note section. * config/tc-v850.h (md_end): Define. * doc/c-v850.texi: Document -msoft-float/-mhard-float. gas/testsuite * gas/elf/elf.exp: Add special version of the section2 test for the V850. * gas/elf/section2.e-v850: New file. include/elf * v850.h (EF_RH850_SIMD): Delete deprecated flag. (EF_RH850_CACHE): Likewise. (EF_RH850_MMU): Likewise. (EF_RH850_DATA_ALIGN8): Likewise. (SHT_RENESAS_IOP): Fix typo in name. (SHT_RENESAS_INFO): Define. (V850_NOTE_SECNAME): Define. (SIZEOF_V850_NOTE): Define. (V850_NOTE_NAME): Define. (enum v850_notes): New enum. (NUM_V850_NOTES): Define. ld/ChangeLog 2015-02-24 Nick Clifton <nickc@redhat.com> * Makefile.am (ev850.c): Add dependency upon $(srcdir)/emultempl/v850elf.em. (ev850_rh850.c): Likewise. * Makefile.in: Regenerate. * emultempl/v850elf.em: New file. * emulparams/v850.sh (EXTRA_EM_FILE): Define. * emulparams/v850_rh850.sh (EXTRA_EM_FILE): Define. * scripttempl/v850.sc: Add .note.renesas section. * scripttempl/v850_rh850.sc: Likewise. ld/testsuite * ld-elf/extract-symbol-1sec.d: Expect to fail on the V850.
2015-02-25 01:54:09 +08:00
# This shell script emits a C file. -*- C -*-
# Copyright 2013-2015 Free Software Foundation, Inc.
#
# This file is part of the GNU Binutils.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
# MA 02110-1301, USA.
#
# This file is sourced from elf32.em, and defines extra cpu specific
# features.
#
fragment <<EOF
#include "ldctor.h"
static bfd_boolean
is_v850_target (void)
{
extern const bfd_target v850_elf32_vec;
extern const bfd_target v800_elf32_vec;
return link_info.output_bfd->xvec == & v850_elf32_vec
|| link_info.output_bfd->xvec == & v800_elf32_vec;
}
/* Create our note section. */
static void
v850_after_open (void)
{
if (is_v850_target ()
&& ! link_info.relocatable
&& link_info.input_bfds != NULL
&& ! v850_elf_create_sections (& link_info))
einfo ("%X%P: can not create note section: %E\n");
gld${EMULATION_NAME}_after_open ();
}
EOF
LDEMUL_AFTER_OPEN=v850_after_open