diff options
Diffstat (limited to 'contrib/binutils/ld/emultempl/elf-generic.em')
-rw-r--r-- | contrib/binutils/ld/emultempl/elf-generic.em | 81 |
1 files changed, 81 insertions, 0 deletions
diff --git a/contrib/binutils/ld/emultempl/elf-generic.em b/contrib/binutils/ld/emultempl/elf-generic.em new file mode 100644 index 000000000000..7edee8b68e20 --- /dev/null +++ b/contrib/binutils/ld/emultempl/elf-generic.em @@ -0,0 +1,81 @@ +# This shell script emits a C file. -*- C -*- +# Copyright 2006 Free Software Foundation, Inc. +# +# This file is part of GLD, the Gnu Linker. +# +# 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., +# 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. +# + +# This file is sourced from elf32.em and from ELF targets that use +# generic.em. +# +cat >>e${EMULATION_NAME}.c <<EOF + +static void +gld${EMULATION_NAME}_map_segments (bfd_boolean need_layout) +{ + int tries = 10; + + do + { + if (need_layout) + { + lang_reset_memory_regions (); + + /* Resize the sections. */ + lang_size_sections (NULL, TRUE); + + /* Redo special stuff. */ + ldemul_after_allocation (); + + /* Do the assignments again. */ + lang_do_assignments (); + + need_layout = FALSE; + } + + if (output_bfd->xvec->flavour == bfd_target_elf_flavour + && !link_info.relocatable) + { + bfd_size_type phdr_size; + + phdr_size = elf_tdata (output_bfd)->program_header_size; + /* If we don't have user supplied phdrs, throw away any + previous linker generated program headers. */ + if (lang_phdr_list == NULL) + elf_tdata (output_bfd)->segment_map = NULL; + if (!_bfd_elf_map_sections_to_segments (output_bfd, &link_info)) + einfo ("%F%P: map sections to segments failed: %E\n"); + + if (phdr_size != elf_tdata (output_bfd)->program_header_size) + { + if (tries > 6) + /* The first few times we allow any change to + phdr_size . */ + need_layout = TRUE; + else if (phdr_size < elf_tdata (output_bfd)->program_header_size) + /* After that we only allow the size to grow. */ + need_layout = TRUE; + else + elf_tdata (output_bfd)->program_header_size = phdr_size; + } + } + } + while (need_layout && --tries); + + if (tries == 0) + einfo (_("%P%F: looping in map_segments")); +} +EOF |