diff options
Diffstat (limited to 'x/binutils/ld/emultempl/mipself.em')
| -rw-r--r-- | x/binutils/ld/emultempl/mipself.em | 177 |
1 files changed, 0 insertions, 177 deletions
diff --git a/x/binutils/ld/emultempl/mipself.em b/x/binutils/ld/emultempl/mipself.em deleted file mode 100644 index a950fb11d4be..000000000000 --- a/x/binutils/ld/emultempl/mipself.em +++ /dev/null @@ -1,177 +0,0 @@ -# This shell script emits a C file. -*- C -*- -# Copyright 2002, 2003 Free Software Foundation, Inc. -# Written by Mitch Lichtenberg <mpl@broadcom.com> and -# Chris Demetriou <cgd@broadcom.com> based on m68kelf.em and mipsecoff.em. -# -# 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. - - -# This file is sourced from elf32.em, and defines some extra routines for m68k -# embedded systems using ELF and for some other systems using m68k ELF. While -# it is sourced from elf32.em for all m68k ELF configurations, here we include -# only the features we want depending on the configuration. - -case ${target} in - mips*-*-elf) - echo "#define SUPPORT_EMBEDDED_RELOCS" >>e${EMULATION_NAME}.c - ;; -esac - -cat >>e${EMULATION_NAME}.c <<EOF - -#ifdef SUPPORT_EMBEDDED_RELOCS -static void mips_elf${ELFSIZE}_check_sections (bfd *, asection *, void *); -#endif - -/* This function is run after all the input files have been opened. */ - -static void -mips_elf${ELFSIZE}_after_open (void) -{ - /* Call the standard elf routine. */ - gld${EMULATION_NAME}_after_open (); - -#ifdef SUPPORT_EMBEDDED_RELOCS - if (command_line.embedded_relocs && (! link_info.relocatable)) - { - bfd *abfd; - - /* In the embedded relocs mode we create a .rel.sdata section for - each input file with a .sdata section which has has - relocations. The BFD backend will fill in these sections - with magic numbers which can be used to relocate the data - section at run time. */ - for (abfd = link_info.input_bfds; abfd != NULL; abfd = abfd->link_next) - { - asection *datasec; - - /* As first-order business, make sure that each input BFD is - ELF. We need to call a special BFD backend function to - generate the embedded relocs, and we have that function - only for ELF */ - - if (bfd_get_flavour (abfd) != bfd_target_elf_flavour) - einfo ("%F%B: all input objects must be ELF for --embedded-relocs\n"); - - if (bfd_get_arch_size (abfd) != ${ELFSIZE}) - einfo ("%F%B: all input objects must be ${ELFSIZE}-bit ELF for --embedded-relocs\n"); - - datasec = bfd_get_section_by_name (abfd, ".sdata"); - - /* Note that we assume that the reloc_count field has already - been set up. We could call bfd_get_reloc_upper_bound, but - that returns the size of a memory buffer rather than a reloc - count. We do not want to call bfd_canonicalize_reloc, - because although it would always work it would force us to - read in the relocs into BFD canonical form, which would waste - a significant amount of time and memory. */ - - if (datasec != NULL && datasec->reloc_count > 0) - { - asection *relsec; - - relsec = bfd_make_section (abfd, ".rel.sdata"); - if (relsec == NULL - || ! bfd_set_section_flags (abfd, relsec, - (SEC_ALLOC - | SEC_LOAD - | SEC_HAS_CONTENTS - | SEC_IN_MEMORY)) - || ! bfd_set_section_alignment (abfd, relsec, - (${ELFSIZE} == 32) ? 2 : 3) - || ! bfd_set_section_size (abfd, relsec, - datasec->reloc_count - * ((${ELFSIZE} / 8) + 8))) - einfo ("%F%B: cannot create .rel.sdata section: %E\n"); - } - - /* Double check that all other data sections have no relocs, - as is required for embedded PIC code. */ - bfd_map_over_sections (abfd, mips_elf${ELFSIZE}_check_sections, - datasec); - } - } -#endif /* SUPPORT_EMBEDDED_RELOCS */ -} - -#ifdef SUPPORT_EMBEDDED_RELOCS -/* Check that of the data sections, only the .sdata section has - relocs. This is called via bfd_map_over_sections. */ - -static void -mips_elf${ELFSIZE}_check_sections (bfd *abfd, asection *sec, void *sdatasec) -{ - if ((bfd_get_section_flags (abfd, sec) & SEC_DATA) - && sec != sdatasec - && sec->reloc_count != 0) - einfo ("%B%X: section %s has relocs; cannot use --embedded-relocs\n", - abfd, bfd_get_section_name (abfd, sec)); -} -#endif /* SUPPORT_EMBEDDED_RELOCS */ - -/* This function is called after the section sizes and offsets have - been set. If we are generating embedded relocs, it calls a special - BFD backend routine to do the work. */ - -static void -mips_elf${ELFSIZE}_after_allocation (void) -{ - /* Call the standard elf routine. */ - after_allocation_default (); - -#ifdef SUPPORT_EMBEDDED_RELOCS - if (command_line.embedded_relocs && (! link_info.relocatable)) - { - bfd *abfd; - - for (abfd = link_info.input_bfds; abfd != NULL; abfd = abfd->link_next) - { - asection *datasec, *relsec; - char *errmsg; - - datasec = bfd_get_section_by_name (abfd, ".sdata"); - - if (datasec == NULL || datasec->reloc_count == 0) - continue; - - relsec = bfd_get_section_by_name (abfd, ".rel.sdata"); - ASSERT (relsec != NULL); - - if (! bfd_mips_elf${ELFSIZE}_create_embedded_relocs (abfd, - &link_info, - datasec, - relsec, - &errmsg)) - { - if (errmsg == NULL) - einfo ("%B%X: can not create runtime reloc information: %E\n", - abfd); - else - einfo ("%X%B: can not create runtime reloc information: %s\n", - abfd, errmsg); - } - } - } -#endif /* SUPPORT_EMBEDDED_RELOCS */ -} - -EOF - -# We have our own after_open and after_allocation functions, but they call -# the standard routines, so give them a different name. -LDEMUL_AFTER_OPEN=mips_elf${ELFSIZE}_after_open -LDEMUL_AFTER_ALLOCATION=mips_elf${ELFSIZE}_after_allocation |