diff options
| -rw-r--r-- | bfd/ChangeLog | 8 | ||||
| -rw-r--r-- | bfd/bfd-in.h | 27 | ||||
| -rw-r--r-- | bfd/bfd-in2.h | 27 | ||||
| -rw-r--r-- | bfd/elf32-arm.h | 47 | ||||
| -rw-r--r-- | ld/ChangeLog | 8 | ||||
| -rw-r--r-- | ld/emultempl/armelf.em | 57 |
6 files changed, 124 insertions, 50 deletions
diff --git a/bfd/ChangeLog b/bfd/ChangeLog index 169d68a..551fafb 100644 --- a/bfd/ChangeLog +++ b/bfd/ChangeLog @@ -1,3 +1,11 @@ +2002-05-29 Adam Nemet <anemet@lnxw.com> + + * elf32-arm.h (bfd_elf32_arm_get_bfd_for_interworking): Don't add glue + sections only record bfd. + (bfd_elf32_arm_add_glue_sections_to_bfd): New function. + * bfd-in.h (bfd_elf32_arm_add_glue_sections_to_bfd): Declare it. + * bfd-in2.h: Regenerate. + 2002-05-28 Nick Clifton <nickc@cambridge.redhat.com> * syms.c (_bfd_stab_section_find_nearest_line): Move diff --git a/bfd/bfd-in.h b/bfd/bfd-in.h index 8c36c67..eecd798 100644 --- a/bfd/bfd-in.h +++ b/bfd/bfd-in.h @@ -4,21 +4,21 @@ Free Software Foundation, Inc. Contributed by Cygnus Support. -This file is part of BFD, the Binary File Descriptor library. + This file is part of BFD, the Binary File Descriptor library. -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 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. + 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. */ + 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. */ #ifndef __BFD_H_SEEN__ #define __BFD_H_SEEN__ @@ -803,6 +803,9 @@ extern boolean bfd_elf32_arm_process_before_allocation extern boolean bfd_elf32_arm_get_bfd_for_interworking PARAMS ((bfd *, struct bfd_link_info *)); +extern boolean bfd_elf32_arm_add_glue_sections_to_bfd + PARAMS ((bfd *, struct bfd_link_info *)); + /* TI COFF load page support. */ extern void bfd_ticoff_set_section_load_page PARAMS ((struct sec *, int)); diff --git a/bfd/bfd-in2.h b/bfd/bfd-in2.h index 1dd397a..9afd809 100644 --- a/bfd/bfd-in2.h +++ b/bfd/bfd-in2.h @@ -10,21 +10,21 @@ Free Software Foundation, Inc. Contributed by Cygnus Support. -This file is part of BFD, the Binary File Descriptor library. + This file is part of BFD, the Binary File Descriptor library. -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 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. + 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. */ + 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. */ #ifndef __BFD_H_SEEN__ #define __BFD_H_SEEN__ @@ -809,6 +809,9 @@ extern boolean bfd_elf32_arm_process_before_allocation extern boolean bfd_elf32_arm_get_bfd_for_interworking PARAMS ((bfd *, struct bfd_link_info *)); +extern boolean bfd_elf32_arm_add_glue_sections_to_bfd + PARAMS ((bfd *, struct bfd_link_info *)); + /* TI COFF load page support. */ extern void bfd_ticoff_set_section_load_page PARAMS ((struct sec *, int)); diff --git a/bfd/elf32-arm.h b/bfd/elf32-arm.h index 8b9bf07..8285fbd 100644 --- a/bfd/elf32-arm.h +++ b/bfd/elf32-arm.h @@ -547,31 +547,22 @@ record_thumb_to_arm_glue (link_info, h) return; } -/* Select a BFD to be used to hold the sections used by the glue code. - This function is called from the linker scripts in ld/emultempl/ - {armelf/pe}.em */ +/* Add the glue sections to ABFD. This function is called from the + linker scripts in ld/emultempl/{armelf}.em. */ boolean -bfd_elf32_arm_get_bfd_for_interworking (abfd, info) +bfd_elf32_arm_add_glue_sections_to_bfd (abfd, info) bfd *abfd; struct bfd_link_info *info; { - struct elf32_arm_link_hash_table *globals; flagword flags; asection *sec; - /* If we are only performing a partial link do not bother - getting a bfd to hold the glue. */ + /* If we are only performing a partial + link do not bother adding the glue. */ if (info->relocateable) return true; - globals = elf32_arm_hash_table (info); - - BFD_ASSERT (globals != NULL); - - if (globals->bfd_of_glue_owner != NULL) - return true; - sec = bfd_get_section_by_name (abfd, ARM2THUMB_GLUE_SECTION_NAME); if (sec == NULL) @@ -609,9 +600,35 @@ bfd_elf32_arm_get_bfd_for_interworking (abfd, info) sec->gc_mark = 1; } + return true; +} + +/* Select a BFD to be used to hold the sections used by the glue code. + This function is called from the linker scripts in ld/emultempl/ + {armelf/pe}.em */ + +boolean +bfd_elf32_arm_get_bfd_for_interworking (abfd, info) + bfd *abfd; + struct bfd_link_info *info; +{ + struct elf32_arm_link_hash_table *globals; + + /* If we are only performing a partial link + do not bother getting a bfd to hold the glue. */ + if (info->relocateable) + return true; + + globals = elf32_arm_hash_table (info); + + BFD_ASSERT (globals != NULL); + + if (globals->bfd_of_glue_owner != NULL) + return true; + /* Save the bfd for later use. */ globals->bfd_of_glue_owner = abfd; - + return true; } diff --git a/ld/ChangeLog b/ld/ChangeLog index 06eefdb..32d4822 100644 --- a/ld/ChangeLog +++ b/ld/ChangeLog @@ -1,3 +1,11 @@ +2002-05-29 Adam Nemet <anemet@lnxw.com> + + * emultempl/armelf.em (arm_elf_after_open): Don't determine + bfd_for_interwork, instead add glue sections to each input bfd. + (bfd_for_interwork): New global. + (arm_elf_set_bfd_for_interworking): New function. + (arm_elf_before_allocation): Use it. + 2002-05-28 Kuang Hwa Lin <kuang@sbcglobal.net> * Makefile.am: Add DLX make target. diff --git a/ld/emultempl/armelf.em b/ld/emultempl/armelf.em index 78a0c35..77cd4f7 100644 --- a/ld/emultempl/armelf.em +++ b/ld/emultempl/armelf.em @@ -1,5 +1,5 @@ # This shell script emits a C file. -*- C -*- -# Copyright 1991, 1993, 1996, 1997, 1998, 1999, 2000 +# Copyright 1991, 1993, 1996, 1997, 1998, 1999, 2000, 2002 # Free Software Foundation, Inc. # # This file is part of GLD, the Gnu Linker. @@ -26,6 +26,7 @@ cat >>e${EMULATION_NAME}.c <<EOF static int no_pipeline_knowledge = 0; static char *thumb_entry_symbol = NULL; +static bfd *bfd_for_interwork; static void @@ -38,8 +39,7 @@ gld${EMULATION_NAME}_before_parse () config.has_shared = `if test -n "$GENERATE_SHLIB_SCRIPT" ; then echo true ; else echo false ; fi`; } - -static void arm_elf_after_open PARAMS((void)); +static void arm_elf_after_open PARAMS ((void)); static void arm_elf_after_open () @@ -57,9 +57,7 @@ arm_elf_after_open () { LANG_FOR_EACH_INPUT_STATEMENT (is) { - /* The interworking bfd must be the last one to be processed */ - if (!is->next) - bfd_elf32_arm_get_bfd_for_interworking (is->the_bfd, & link_info); + bfd_elf32_arm_add_glue_sections_to_bfd (is->the_bfd, & link_info); } } @@ -67,19 +65,57 @@ arm_elf_after_open () gld${EMULATION_NAME}_after_open (); } +static void arm_elf_set_bfd_for_interworking + PARAMS ((lang_statement_union_type *)); + +static void +arm_elf_set_bfd_for_interworking (statement) + lang_statement_union_type *statement; +{ + if (statement->header.type == lang_input_section_enum + && statement->input_section.ifile->just_syms_flag == false) + { + asection *i = statement->input_section.section; + asection *output_section = i->output_section; + + ASSERT (output_section->owner == output_bfd); + + if ((output_section->flags & SEC_HAS_CONTENTS) != 0 + && (i->flags & SEC_NEVER_LOAD) == 0 + && ! i->owner->output_has_begun) + { + bfd_for_interwork = i->owner; + bfd_for_interwork->output_has_begun = true; + } + } +} static void arm_elf_before_allocation PARAMS ((void)); static void arm_elf_before_allocation () { + bfd *tem; + /* Call the standard elf routine. */ gld${EMULATION_NAME}_before_allocation (); - /* We should be able to set the size of the interworking stub section */ + /* The interworking bfd must be the last one in the link. */ + bfd_for_interwork = NULL; + for (tem = link_info.input_bfds; tem != NULL; tem = tem->link_next) + tem->output_has_begun = false; + + lang_for_each_statement (arm_elf_set_bfd_for_interworking); + ASSERT (bfd_for_interwork != NULL); + for (tem = link_info.input_bfds; tem != NULL; tem = tem->link_next) + tem->output_has_begun = false; - /* Here we rummage through the found bfds to collect glue information */ - /* FIXME: should this be based on a command line option? krk@cygnus.com */ + bfd_elf32_arm_get_bfd_for_interworking (bfd_for_interwork, &link_info); + + /* We should be able to set the size of the interworking stub section. */ + + /* Here we rummage through the found bfds to collect glue information. */ + /* FIXME: should this be based on a command line option? krk@cygnus.com */ { LANG_FOR_EACH_INPUT_STATEMENT (is) { @@ -92,11 +128,10 @@ arm_elf_before_allocation () } } - /* We have seen it all. Allocate it, and carry on */ + /* We have seen it all. Allocate it, and carry on. */ bfd_elf32_arm_allocate_interworking_sections (& link_info); } - static void arm_elf_finish PARAMS ((void)); static void |