8c68457827
* elf.c (_bfd_elf_map_sections_to_segments): Don't put executable sections into the same segment with other read only sections if --sep-code. * elf32-bfin.c (elf32_bfin_code_in_l1): New variable. (elf32_bfin_data_in_l1): New variable. (elf32_bfin_final_write_processing): New. (elf32_bfin_special_sections[]): New. (elf_backend_final_write_processing): Define. (elf_backend_special_sections): Define. binutils/ * readelf.c (get_machine_flags): Deal with Blackfin specific flags. include/ * bfdlink.h (struct bfd_link_info): Add sep_code member variable. * elf/bfin.h (EF_BFIN_CODE_IN_L1): Define. (EF_BFIN_DATA_IN_L1): Define. ld/ * Makefile.am (eelf32bfin.c): Depend on bfin.em. (eelf32bfinfd.c): Likewise. * Makefile.in: Regenerate. * gen-doc.texi: Set Blackfin. * ld.texinfo: Document --sep-code and Blackfin specific options. * ldmain.c (main): Initialize link_info.sep_code. * lexsup.c (enum option_values): Add OPTION_SEP_CODE. (ld_options[]): Add --sep-code. (parse_args): Deal with --sep-code. * emulparams/bfin.sh (EXTRA_EM_FILE): Define. * emulparams/elf32bfinfd.sh (OTHER_SECTIONS): Define. * emultempl/bfin.em: New file.
65 lines
1.8 KiB
Plaintext
65 lines
1.8 KiB
Plaintext
# This shell script emits a C file. -*- C -*-
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# Copyright 2006 Free Software Foundation, Inc.
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#
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# This file is part of GLD, the Gnu Linker.
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#
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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 2 of the License, or
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# (at your option) any later version.
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#
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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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#
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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, write to the Free Software
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# Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA.
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#
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# This file is sourced from elf32.em, and defines extra bfin-elf
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# specific routines.
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#
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cat >>e${EMULATION_NAME}.c <<EOF
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#include "elf-bfd.h"
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/* Whether to put code in Blackfin L1 SRAM. */
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extern bfd_boolean elf32_bfin_code_in_l1;
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/* Whether to put (writable) data in Blackfin L1 SRAM. */
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extern bfd_boolean elf32_bfin_data_in_l1;
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EOF
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# Define some shell vars to insert bits of code into the standard elf
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# parse_args and list_options functions.
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#
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PARSE_AND_LIST_PROLOGUE='
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#define OPTION_CODE_IN_L1 300
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#define OPTION_DATA_IN_L1 301
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'
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PARSE_AND_LIST_LONGOPTS='
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{ "code-in-l1", no_argument, NULL, OPTION_CODE_IN_L1 },
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{ "data-in-l1", no_argument, NULL, OPTION_DATA_IN_L1 },
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'
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PARSE_AND_LIST_OPTIONS='
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fprintf (file, _("\
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--code-in-l1 Put code in l1.\n\
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--data-in-l1 Put data in l1.\n"
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));
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'
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PARSE_AND_LIST_ARGS_CASES='
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case OPTION_CODE_IN_L1:
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elf32_bfin_code_in_l1 = TRUE;
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break;
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case OPTION_DATA_IN_L1:
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elf32_bfin_data_in_l1 = TRUE;
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break;
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'
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