diff options
author | Stan Shebs <shebs@codesourcery.com> | 1996-09-26 21:09:23 +0000 |
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committer | Stan Shebs <shebs@codesourcery.com> | 1996-09-26 21:09:23 +0000 |
commit | 0b2aef4d0e2987cdc279910ec4a03a0f16b9a0a1 (patch) | |
tree | c566d1eeefa3389df3c569db1c7ffcf7fa90a988 /ld | |
parent | 4fc2c99a4a2729e75c465c773b6612dd0cecd1b2 (diff) | |
download | gdb-0b2aef4d0e2987cdc279910ec4a03a0f16b9a0a1.zip gdb-0b2aef4d0e2987cdc279910ec4a03a0f16b9a0a1.tar.gz gdb-0b2aef4d0e2987cdc279910ec4a03a0f16b9a0a1.tar.bz2 |
* mpw-make.sed: Add symbolic doublequoting to ldmain compile edit.
* mpw-config.in: Add mips-*-* case as mips-elf, and use more
wildcards in matching.
* mpw-emipself.c: New file, pregenerated mips elf emulation.
Diffstat (limited to 'ld')
-rw-r--r-- | ld/mpw-config.in | 13 | ||||
-rw-r--r-- | ld/mpw-emipself.c | 1470 | ||||
-rw-r--r-- | ld/mpw-make.sed | 2 |
3 files changed, 1480 insertions, 5 deletions
diff --git a/ld/mpw-config.in b/ld/mpw-config.in index ff45f96..34f9e26 100644 --- a/ld/mpw-config.in +++ b/ld/mpw-config.in @@ -10,17 +10,22 @@ Else If "{target_canonical}" =~ /powerpc-apple-macos/ forward-include "{srcdir}"mpw-eppcmac.c eppcmacos.c Set emulation_ofiles "{o}"eppcmacos.c.o -Else If "{target_canonical}" =~ /i386-unknown-go32/ +Else If "{target_canonical}" =~ /i386-\Option-x-go32/ Set emulname i386go32 forward-include "{srcdir}"mpw-ei386go32.c ei386go32.c Set emulation_ofiles "{o}"ei386go32.c.o -Else If "{target_canonical}" =~ /mips-\Option-x-\Option-x/ +Else If "{target_canonical}" =~ /mips-\Option-x-ecoff/ Set emulname mipsidt - forward-include "{srcdir}"mpw-emipsidt.c emipsidt.c + forward-include "{srcdir}"mpw-mipsidt.c emipsidt.c Set emulation_ofiles "{o}"emipsidt.c.o -Else If "{target_canonical}" =~ /sh-hitachi-hms/ +Else If "{target_canonical}" =~ /mips-\Option-x-\Option-x/ + Set emulname elf32ebmip + forward-include "{srcdir}"mpw-mipself.c eelf32ebmip.c + Set emulation_ofiles "{o}"eelf32ebmip.c.o + +Else If "{target_canonical}" =~ /sh-\Option-x-hms/ Set emulname sh forward-include "{srcdir}"mpw-esh.c esh.c Set emulation_ofiles "{o}"esh.c.o diff --git a/ld/mpw-emipself.c b/ld/mpw-emipself.c new file mode 100644 index 0000000..ec88bb7 --- /dev/null +++ b/ld/mpw-emipself.c @@ -0,0 +1,1470 @@ +/* This file is is generated by a shell script. DO NOT EDIT! */ + +/* 32 bit ELF emulation code for elf32ebmip + Copyright (C) 1991, 93, 94, 95, 1996 Free Software Foundation, Inc. + Written by Steve Chamberlain <sac@cygnus.com> + ELF support by Ian Lance Taylor <ian@cygnus.com> + +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. */ + +#define TARGET_IS_elf32ebmip + +#include "bfd.h" +#include "sysdep.h" + +#include <ctype.h> + +#include "bfdlink.h" + +#include "ld.h" +#include "ldmain.h" +#include "ldemul.h" +#include "ldfile.h" +#include "ldmisc.h" +#include "ldexp.h" +#include "ldlang.h" +#include "ldgram.h" + +static void gldelf32ebmip_before_parse PARAMS ((void)); +static boolean gldelf32ebmip_open_dynamic_archive + PARAMS ((const char *, search_dirs_type *, lang_input_statement_type *)); +static void gldelf32ebmip_after_open PARAMS ((void)); +static void gldelf32ebmip_check_needed + PARAMS ((lang_input_statement_type *)); +static void gldelf32ebmip_stat_needed + PARAMS ((lang_input_statement_type *)); +static boolean gldelf32ebmip_search_needed + PARAMS ((const char *, const char *)); +static boolean gldelf32ebmip_try_needed PARAMS ((const char *)); +static void gldelf32ebmip_before_allocation PARAMS ((void)); +static void gldelf32ebmip_find_statement_assignment + PARAMS ((lang_statement_union_type *)); +static void gldelf32ebmip_find_exp_assignment PARAMS ((etree_type *)); +static boolean gldelf32ebmip_place_orphan + PARAMS ((lang_input_statement_type *, asection *)); +static void gldelf32ebmip_place_section + PARAMS ((lang_statement_union_type *)); +static char *gldelf32ebmip_get_script PARAMS ((int *isfile)); + +static void +gldelf32ebmip_before_parse() +{ + ldfile_output_architecture = bfd_arch_mips; + config.dynamic_link = true; +} + +/* Try to open a dynamic archive. This is where we know that ELF + dynamic libraries have an extension of .so. */ + +static boolean +gldelf32ebmip_open_dynamic_archive (arch, search, entry) + const char *arch; + search_dirs_type *search; + lang_input_statement_type *entry; +{ + const char *filename; + char *string; + + if (! entry->is_archive) + return false; + + filename = entry->filename; + + string = (char *) xmalloc (strlen (search->name) + + strlen (filename) + + strlen (arch) + + sizeof "/lib.so"); + + sprintf (string, "%s/lib%s%s.so", search->name, filename, arch); + + if (! ldfile_try_open_bfd (string, entry)) + { + free (string); + return false; + } + + entry->filename = string; + + /* We have found a dynamic object to include in the link. The ELF + backend linker will create a DT_NEEDED entry in the .dynamic + section naming this file. If this file includes a DT_SONAME + entry, it will be used. Otherwise, the ELF linker will just use + the name of the file. For an archive found by searching, like + this one, the DT_NEEDED entry should consist of just the name of + the file, without the path information used to find it. Note + that we only need to do this if we have a dynamic object; an + archive will never be referenced by a DT_NEEDED entry. + + FIXME: This approach--using bfd_elf_set_dt_needed_name--is not + very pretty. I haven't been able to think of anything that is + pretty, though. */ + if (bfd_check_format (entry->the_bfd, bfd_object) + && (entry->the_bfd->flags & DYNAMIC) != 0) + { + char *needed_name; + + ASSERT (entry->is_archive && entry->search_dirs_flag); + needed_name = (char *) xmalloc (strlen (filename) + + strlen (arch) + + sizeof "lib.so"); + sprintf (needed_name, "lib%s%s.so", filename, arch); + bfd_elf_set_dt_needed_name (entry->the_bfd, needed_name); + } + + return true; +} + + +/* These variables are required to pass information back and forth + between after_open and check_needed and stat_needed. */ + +static struct bfd_link_needed_list *global_needed; +static struct stat global_stat; +static boolean global_found; + +/* This is called after all the input files have been opened. */ + +static void +gldelf32ebmip_after_open () +{ + struct bfd_link_needed_list *needed, *l; + + /* We only need to worry about this when doing a final link. */ + if (link_info.relocateable || link_info.shared) + return; + + /* Get the list of files which appear in DT_NEEDED entries in + dynamic objects included in the link (often there will be none). + For each such file, we want to track down the corresponding + library, and include the symbol table in the link. This is what + the runtime dynamic linker will do. Tracking the files down here + permits one dynamic object to include another without requiring + special action by the person doing the link. Note that the + needed list can actually grow while we are stepping through this + loop. */ + needed = bfd_elf_get_needed_list (output_bfd, &link_info); + for (l = needed; l != NULL; l = l->next) + { + struct bfd_link_needed_list *ll; + const char *lib_path; + size_t len; + search_dirs_type *search; + + /* If we've already seen this file, skip it. */ + for (ll = needed; ll != l; ll = ll->next) + if (strcmp (ll->name, l->name) == 0) + break; + if (ll != l) + continue; + + /* See if this file was included in the link explicitly. */ + global_needed = l; + global_found = false; + lang_for_each_input_file (gldelf32ebmip_check_needed); + if (global_found) + continue; + + /* We need to find this file and include the symbol table. We + want to search for the file in the same way that the dynamic + linker will search. That means that we want to use + rpath_link, rpath, then the environment variable + LD_LIBRARY_PATH (native only), then the linker script + LIB_SEARCH_DIRS. We do not search using the -L arguments. */ + if (gldelf32ebmip_search_needed (command_line.rpath_link, + l->name)) + continue; + if (gldelf32ebmip_search_needed (command_line.rpath, l->name)) + continue; + if (command_line.rpath_link == NULL + && command_line.rpath == NULL) + { + lib_path = (const char *) getenv ("LD_RUN_PATH"); + if (gldelf32ebmip_search_needed (lib_path, l->name)) + continue; + } + len = strlen (l->name); + for (search = search_head; search != NULL; search = search->next) + { + char *filename; + + if (search->cmdline) + continue; + filename = (char *) xmalloc (strlen (search->name) + len + 2); + sprintf (filename, "%s/%s", search->name, l->name); + if (gldelf32ebmip_try_needed (filename)) + break; + free (filename); + } + if (search != NULL) + continue; + + einfo ("%P: warning: %s, needed by %B, not found\n", + l->name, l->by); + } +} + +/* Search for a needed file in a path. */ + +static boolean +gldelf32ebmip_search_needed (path, name) + const char *path; + const char *name; +{ + const char *s; + size_t len; + + if (path == NULL || *path == '\0') + return false; + len = strlen (name); + while (1) + { + char *filename, *sset; + + s = strchr (path, ':'); + if (s == NULL) + s = path + strlen (path); + + filename = (char *) xmalloc (s - path + len + 2); + if (s == path) + sset = filename; + else + { + memcpy (filename, path, s - path); + filename[s - path] = '/'; + sset = filename + (s - path) + 1; + } + strcpy (sset, name); + + if (gldelf32ebmip_try_needed (filename)) + return true; + + free (filename); + + if (*s == '\0') + break; + path = s + 1; + } + + return false; +} + +/* This function is called for each possible name for a dynamic object + named by a DT_NEEDED entry. */ + +static boolean +gldelf32ebmip_try_needed (name) + const char *name; +{ + bfd *abfd; + + abfd = bfd_openr (name, bfd_get_target (output_bfd)); + if (abfd == NULL) + return false; + if (! bfd_check_format (abfd, bfd_object)) + { + (void) bfd_close (abfd); + return false; + } + if ((bfd_get_file_flags (abfd) & DYNAMIC) == 0) + { + (void) bfd_close (abfd); + return false; + } + + /* We've found a dynamic object matching the DT_NEEDED entry. */ + + /* We have already checked that there is no other input file of the + same name. We must now check again that we are not including the + same file twice. We need to do this because on many systems + libc.so is a symlink to, e.g., libc.so.1. The SONAME entry will + reference libc.so.1. If we have already included libc.so, we + don't want to include libc.so.1 if they are the same file, and we + can only check that using stat. */ + + if (bfd_stat (abfd, &global_stat) != 0) + einfo ("%F%P:%B: bfd_stat failed: %E\n", abfd); + global_found = false; + lang_for_each_input_file (gldelf32ebmip_stat_needed); + if (global_found) + { + /* Return true to indicate that we found the file, even though + we aren't going to do anything with it. */ + return true; + } + + /* Tell the ELF backend that don't want the output file to have a + DT_NEEDED entry for this file. */ + bfd_elf_set_dt_needed_name (abfd, ""); + + /* Add this file into the symbol table. */ + if (! bfd_link_add_symbols (abfd, &link_info)) + einfo ("%F%B: could not read symbols: %E\n", abfd); + + return true; +} + +/* See if an input file matches a DT_NEEDED entry by name. */ + +static void +gldelf32ebmip_check_needed (s) + lang_input_statement_type *s; +{ + if (global_found) + return; + + if (s->filename != NULL + && strcmp (s->filename, global_needed->name) == 0) + { + global_found = true; + return; + } + + if (s->the_bfd != NULL) + { + const char *soname; + + soname = bfd_elf_get_dt_soname (s->the_bfd); + if (soname != NULL + && strcmp (soname, global_needed->name) == 0) + { + global_found = true; + return; + } + } + + if (s->search_dirs_flag + && s->filename != NULL + && strchr (global_needed->name, '/') == NULL) + { + const char *f; + + f = strrchr (s->filename, '/'); + if (f != NULL + && strcmp (f + 1, global_needed->name) == 0) + { + global_found = true; + return; + } + } +} + +/* See if an input file matches a DT_NEEDED entry by running stat on + the file. */ + +static void +gldelf32ebmip_stat_needed (s) + lang_input_statement_type *s; +{ + struct stat st; + const char *suffix; + const char *soname; + const char *f; + + if (global_found) + return; + if (s->the_bfd == NULL) + return; + + if (bfd_stat (s->the_bfd, &st) != 0) + { + einfo ("%P:%B: bfd_stat failed: %E\n", s->the_bfd); + return; + } + + if (st.st_dev == global_stat.st_dev + && st.st_ino == global_stat.st_ino) + { + global_found = true; + return; + } + + /* We issue a warning if it looks like we are including two + different versions of the same shared library. For example, + there may be a problem if -lc picks up libc.so.6 but some other + shared library has a DT_NEEDED entry of libc.so.5. This is a + hueristic test, and it will only work if the name looks like + NAME.so.VERSION. FIXME: Depending on file names is error-prone. + If we really want to issue warnings about mixing version numbers + of shared libraries, we need to find a better way. */ + + if (strchr (global_needed->name, '/') != NULL) + return; + suffix = strstr (global_needed->name, ".so."); + if (suffix == NULL) + return; + suffix += sizeof ".so." - 1; + + soname = bfd_elf_get_dt_soname (s->the_bfd); + if (soname == NULL) + soname = s->filename; + + f = strrchr (soname, '/'); + if (f != NULL) + ++f; + else + f = soname; + + if (strncmp (f, global_needed->name, suffix - global_needed->name) == 0) + einfo ("%P: warning: %s, needed by %B, may conflict with %s\n", + global_needed->name, global_needed->by, f); +} + +/* This is called after the sections have been attached to output + sections, but before any sizes or addresses have been set. */ + +static void +gldelf32ebmip_before_allocation () +{ + const char *rpath; + asection *sinterp; + + /* If we are going to make any variable assignments, we need to let + the ELF backend know about them in case the variables are + referred to by dynamic objects. */ + lang_for_each_statement (gldelf32ebmip_find_statement_assignment); + + /* Let the ELF backend work out the sizes of any sections required + by dynamic linking. */ + rpath = command_line.rpath; + if (rpath == NULL) + rpath = (const char *) getenv ("LD_RUN_PATH"); + if (! bfd_elf32_size_dynamic_sections (output_bfd, + command_line.soname, + rpath, + command_line.export_dynamic, + &link_info, + &sinterp)) + einfo ("%P%F: failed to set dynamic section sizes: %E\n"); + + /* Let the user override the dynamic linker we are using. */ + if (command_line.interpreter != NULL + && sinterp != NULL) + { + sinterp->contents = (bfd_byte *) command_line.interpreter; + sinterp->_raw_size = strlen (command_line.interpreter) + 1; + } + + /* Look for any sections named .gnu.warning. As a GNU extensions, + we treat such sections as containing warning messages. We print + out the warning message, and then zero out the section size so + that it does not get copied into the output file. */ + + { + LANG_FOR_EACH_INPUT_STATEMENT (is) + { + asection *s; + bfd_size_type sz; + char *msg; + boolean ret; + + if (is->just_syms_flag) + continue; + + s = bfd_get_section_by_name (is->the_bfd, ".gnu.warning"); + if (s == NULL) + continue; + + sz = bfd_section_size (is->the_bfd, s); + msg = xmalloc ((size_t) sz + 1); + if (! bfd_get_section_contents (is->the_bfd, s, msg, (file_ptr) 0, sz)) + einfo ("%F%B: Can't read contents of section .gnu.warning: %E\n", + is->the_bfd); + msg[sz] = '\0'; + ret = link_info.callbacks->warning (&link_info, msg, + (const char *) NULL, + is->the_bfd, (asection *) NULL, + (bfd_vma) 0); + ASSERT (ret); + free (msg); + + /* Clobber the section size, so that we don't waste copying the + warning into the output file. */ + s->_raw_size = 0; + } + } + +#if defined (TARGET_IS_elf32bmip) || defined (TARGET_IS_elf32lmip) + /* For MIPS ELF the .reginfo section requires special handling. + Each input section is 24 bytes, and the final output section must + also be 24 bytes. We handle this by clobbering all but the first + input section size to 0. The .reginfo section is handled + specially by the backend code anyhow. */ + { + boolean found = false; + LANG_FOR_EACH_INPUT_STATEMENT (is) + { + asection *s; + + if (is->just_syms_flag) + continue; + + s = bfd_get_section_by_name (is->the_bfd, ".reginfo"); + if (s == NULL) + continue; + + if (! found) + { + found = true; + continue; + } + + s->_raw_size = 0; + s->_cooked_size = 0; + } + } +#endif +} + +/* This is called by the before_allocation routine via + lang_for_each_statement. It locates any assignment statements, and + tells the ELF backend about them, in case they are assignments to + symbols which are referred to by dynamic objects. */ + +static void +gldelf32ebmip_find_statement_assignment (s) + lang_statement_union_type *s; +{ + if (s->header.type == lang_assignment_statement_enum) + gldelf32ebmip_find_exp_assignment (s->assignment_statement.exp); +} + +/* Look through an expression for an assignment statement. */ + +static void +gldelf32ebmip_find_exp_assignment (exp) + etree_type *exp; +{ + struct bfd_link_hash_entry *h; + + switch (exp->type.node_class) + { + case etree_provide: + h = bfd_link_hash_lookup (link_info.hash, exp->assign.dst, + false, false, false); + if (h == NULL) + break; + + /* We call record_link_assignment even if the symbol is defined. + This is because if it is defined by a dynamic object, we + actually want to use the value defined by the linker script, + not the value from the dynamic object (because we are setting + symbols like etext). If the symbol is defined by a regular + object, then, as it happens, calling record_link_assignment + will do no harm. */ + + /* Fall through. */ + case etree_assign: + if (strcmp (exp->assign.dst, ".") != 0) + { + if (! (bfd_elf32_record_link_assignment + (output_bfd, &link_info, exp->assign.dst, + exp->type.node_class == etree_provide ? true : false))) + einfo ("%P%F: failed to record assignment to %s: %E\n", + exp->assign.dst); + } + gldelf32ebmip_find_exp_assignment (exp->assign.src); + break; + + case etree_binary: + gldelf32ebmip_find_exp_assignment (exp->binary.lhs); + gldelf32ebmip_find_exp_assignment (exp->binary.rhs); + break; + + case etree_trinary: + gldelf32ebmip_find_exp_assignment (exp->trinary.cond); + gldelf32ebmip_find_exp_assignment (exp->trinary.lhs); + gldelf32ebmip_find_exp_assignment (exp->trinary.rhs); + break; + + case etree_unary: + gldelf32ebmip_find_exp_assignment (exp->unary.child); + break; + + default: + break; + } +} + +/* Place an orphan section. We use this to put random SHF_ALLOC + sections in the right segment. */ + +static asection *hold_section; +static lang_output_section_statement_type *hold_use; +static lang_output_section_statement_type *hold_text; +static lang_output_section_statement_type *hold_rodata; +static lang_output_section_statement_type *hold_data; +static lang_output_section_statement_type *hold_bss; +static lang_output_section_statement_type *hold_rel; + +/*ARGSUSED*/ +static boolean +gldelf32ebmip_place_orphan (file, s) + lang_input_statement_type *file; + asection *s; +{ + lang_output_section_statement_type *place; + asection *snew, **pps; + lang_statement_list_type *old; + lang_statement_list_type add; + etree_type *address; + const char *secname, *ps; + lang_output_section_statement_type *os; + + if ((s->flags & SEC_ALLOC) == 0) + return false; + + /* Look through the script to see where to place this section. */ + hold_section = s; + hold_use = NULL; + lang_for_each_statement (gldelf32ebmip_place_section); + + if (hold_use != NULL) + { + /* We have already placed a section with this name. */ + wild_doit (&hold_use->children, s, hold_use, file); + return true; + } + + secname = bfd_get_section_name (s->owner, s); + + /* If this is a final link, then always put .gnu.warning.SYMBOL + sections into the .text section to get them out of the way. */ + if (! link_info.shared + && ! link_info.relocateable + && strncmp (secname, ".gnu.warning.", sizeof ".gnu.warning." - 1) == 0 + && hold_text != NULL) + { + wild_doit (&hold_text->children, s, hold_text, file); + return true; + } + + /* Decide which segment the section should go in based on the + section name and section flags. */ + place = NULL; + if ((s->flags & SEC_HAS_CONTENTS) == 0 + && hold_bss != NULL) + place = hold_bss; + else if ((s->flags & SEC_READONLY) == 0 + && hold_data != NULL) + place = hold_data; + else if (strncmp (secname, ".rel", 4) == 0 + && hold_rel != NULL) + place = hold_rel; + else if ((s->flags & SEC_CODE) == 0 + && (s->flags & SEC_READONLY) != 0 + && hold_rodata != NULL) + place = hold_rodata; + else if ((s->flags & SEC_READONLY) != 0 + && hold_text != NULL) + place = hold_text; + if (place == NULL) + return false; + + /* Create the section in the output file, and put it in the right + place. This shuffling is to make the output file look neater. */ + snew = bfd_make_section (output_bfd, secname); + if (snew == NULL) + einfo ("%P%F: output format %s cannot represent section called %s\n", + output_bfd->xvec->name, secname); + if (place->bfd_section != NULL) + { + for (pps = &output_bfd->sections; *pps != snew; pps = &(*pps)->next) + ; + *pps = snew->next; + snew->next = place->bfd_section->next; + place->bfd_section->next = snew; + } + + /* Start building a list of statements for this section. */ + old = stat_ptr; + stat_ptr = &add; + lang_list_init (stat_ptr); + + /* If the name of the section is representable in C, then create + symbols to mark the start and the end of the section. */ + for (ps = secname; *ps != '\0'; ps++) + if (! isalnum (*ps) && *ps != '_') + break; + if (*ps == '\0' && config.build_constructors) + { + char *symname; + + symname = (char *) xmalloc (ps - secname + sizeof "__start_"); + sprintf (symname, "__start_%s", secname); + lang_add_assignment (exp_assop ('=', symname, + exp_unop (ALIGN_K, + exp_intop ((bfd_vma) 1 + << s->alignment_power)))); + } + + if (! link_info.relocateable) + address = NULL; + else + address = exp_intop ((bfd_vma) 0); + + lang_enter_output_section_statement (secname, address, 0, + (bfd_vma) 0, + (etree_type *) NULL, + (etree_type *) NULL, + (etree_type *) NULL); + + os = lang_output_section_statement_lookup (secname); + wild_doit (&os->children, s, os, file); + + lang_leave_output_section_statement ((bfd_vma) 0, "*default*"); + stat_ptr = &add; + + if (*ps == '\0' && config.build_constructors) + { + char *symname; + + symname = (char *) xmalloc (ps - secname + sizeof "__stop_"); + sprintf (symname, "__stop_%s", secname); + lang_add_assignment (exp_assop ('=', symname, + exp_nameop (NAME, "."))); + } + + /* Now stick the new statement list right after PLACE. */ + *add.tail = place->header.next; + place->header.next = add.head; + + stat_ptr = old; + + return true; +} + +static void +gldelf32ebmip_place_section (s) + lang_statement_union_type *s; +{ + lang_output_section_statement_type *os; + + if (s->header.type != lang_output_section_statement_enum) + return; + + os = &s->output_section_statement; + + if (strcmp (os->name, hold_section->name) == 0) + hold_use = os; + + if (strcmp (os->name, ".text") == 0) + hold_text = os; + else if (strcmp (os->name, ".rodata") == 0) + hold_rodata = os; + else if (strcmp (os->name, ".data") == 0) + hold_data = os; + else if (strcmp (os->name, ".bss") == 0) + hold_bss = os; + else if (hold_rel == NULL + && os->bfd_section != NULL + && strncmp (os->name, ".rel", 4) == 0) + hold_rel = os; +} + +static char * +gldelf32ebmip_get_script(isfile) + int *isfile; +{ + *isfile = 0; + + if (link_info.relocateable == true && config.build_constructors == true) + return "OUTPUT_FORMAT(\"elf32-bigmips\", \"elf32-bigmips\",\n\ + \"elf32-littlemips\")\n\ +OUTPUT_ARCH(mips)\n\ +ENTRY(_start)\n\ + /* For some reason, the Solaris linker makes bad executables\n\ + if gld -r is used and the intermediate file has sections starting\n\ + at non-zero addresses. Could be a Solaris ld bug, could be a GNU ld\n\ + bug. But for now assigning the zero vmas works. */\n\ +SECTIONS\n\ +{\n\ + /* Read-only sections, merged into text segment: */\n\ + .interp 0 : { *(.interp) }\n\ + .reginfo 0 : { *(.reginfo) }\n\ + .dynamic 0 : { *(.dynamic) }\n\ + .dynstr 0 : { *(.dynstr) }\n\ + .dynsym 0 : { *(.dynsym) }\n\ + .hash 0 : { *(.hash) }\n\ + .rel.text 0 : { *(.rel.text) }\n\ + .rela.text 0 : { *(.rela.text) }\n\ + .rel.data 0 : { *(.rel.data) }\n\ + .rela.data 0 : { *(.rela.data) }\n\ + .rel.rodata 0 : { *(.rel.rodata) }\n\ + .rela.rodata 0 : { *(.rela.rodata) }\n\ + .rel.got 0 : { *(.rel.got) }\n\ + .rela.got 0 : { *(.rela.got) }\n\ + .rel.ctors 0 : { *(.rel.ctors) }\n\ + .rela.ctors 0 : { *(.rela.ctors) }\n\ + .rel.dtors 0 : { *(.rel.dtors) }\n\ + .rela.dtors 0 : { *(.rela.dtors) }\n\ + .rel.init 0 : { *(.rel.init) }\n\ + .rela.init 0 : { *(.rela.init) }\n\ + .rel.fini 0 : { *(.rel.fini) }\n\ + .rela.fini 0 : { *(.rela.fini) }\n\ + .rel.bss 0 : { *(.rel.bss) }\n\ + .rela.bss 0 : { *(.rela.bss) }\n\ + .rel.plt 0 : { *(.rel.plt) }\n\ + .rela.plt 0 : { *(.rela.plt) }\n\ + .rodata 0 : { *(.rodata) }\n\ + .rodata1 0 : { *(.rodata1) }\n\ + .init 0 : { *(.init) } =0\n\ + .text 0 :\n\ + {\n\ + *(.text)\n\ + *(.stub)\n\ + /* .gnu.warning sections are handled specially by elf32.em. */\n\ + *(.gnu.warning)\n\ + } =0\n\ + .fini 0 : { *(.fini) } =0\n\ + /* Adjust the address for the data segment. We want to adjust up to\n\ + the same address within the page on the next page up. It would\n\ + be more correct to do this:\n\ + The current expression does not correctly handle the case of a\n\ + text segment ending precisely at the end of a page; it causes the\n\ + data segment to skip a page. The above expression does not have\n\ + this problem, but it will currently (2/95) cause BFD to allocate\n\ + a single segment, combining both text and data, for this case.\n\ + This will prevent the text segment from being shared among\n\ + multiple executions of the program; I think that is more\n\ + important than losing a page of the virtual address space (note\n\ + that no actual memory is lost; the page which is skipped can not\n\ + be referenced). */\n\ + .data 0 :\n\ + {\n\ + *(.data)\n\ + CONSTRUCTORS\n\ + }\n\ + .data1 0 : { *(.data1) }\n\ + .ctors 0 : { *(.ctors) }\n\ + .dtors 0 : { *(.dtors) }\n\ + .got 0 :\n\ + {\n\ + *(.got.plt) *(.got)\n\ + }\n\ + /* We want the small data sections together, so single-instruction offsets\n\ + can access them all, and initialized data all before uninitialized, so\n\ + we can shorten the on-disk segment size. */\n\ + .sdata 0 : { *(.sdata) }\n\ + .sbss 0 : { *(.sbss) *(.scommon) }\n\ + .bss 0 :\n\ + {\n\ + *(.dynbss)\n\ + *(.bss)\n\ + *(COMMON)\n\ + }\n\ + /* These are needed for ELF backends which have not yet been\n\ + converted to the new style linker. */\n\ + .stab 0 : { *(.stab) }\n\ + .stabstr 0 : { *(.stabstr) }\n\ + /* DWARF debug sections.\n\ + Symbols in the .debug DWARF section are relative to the beginning of the\n\ + section so we begin .debug at 0. It's not clear yet what needs to happen\n\ + for the others. */\n\ + .debug 0 : { *(.debug) }\n\ + .debug_srcinfo 0 : { *(.debug_srcinfo) }\n\ + .debug_aranges 0 : { *(.debug_aranges) }\n\ + .debug_pubnames 0 : { *(.debug_pubnames) }\n\ + .debug_sfnames 0 : { *(.debug_sfnames) }\n\ + .line 0 : { *(.line) }\n\ + /* These must appear regardless of . */\n\ + .gptab.sdata : { *(.gptab.data) *(.gptab.sdata) }\n\ + .gptab.sbss : { *(.gptab.bss) *(.gptab.sbss) }\n\ +}\n\n"; + else if (link_info.relocateable == true) + return "OUTPUT_FORMAT(\"elf32-bigmips\", \"elf32-bigmips\",\n\ + \"elf32-littlemips\")\n\ +OUTPUT_ARCH(mips)\n\ +ENTRY(_start)\n\ + /* For some reason, the Solaris linker makes bad executables\n\ + if gld -r is used and the intermediate file has sections starting\n\ + at non-zero addresses. Could be a Solaris ld bug, could be a GNU ld\n\ + bug. But for now assigning the zero vmas works. */\n\ +SECTIONS\n\ +{\n\ + /* Read-only sections, merged into text segment: */\n\ + .interp 0 : { *(.interp) }\n\ + .reginfo 0 : { *(.reginfo) }\n\ + .dynamic 0 : { *(.dynamic) }\n\ + .dynstr 0 : { *(.dynstr) }\n\ + .dynsym 0 : { *(.dynsym) }\n\ + .hash 0 : { *(.hash) }\n\ + .rel.text 0 : { *(.rel.text) }\n\ + .rela.text 0 : { *(.rela.text) }\n\ + .rel.data 0 : { *(.rel.data) }\n\ + .rela.data 0 : { *(.rela.data) }\n\ + .rel.rodata 0 : { *(.rel.rodata) }\n\ + .rela.rodata 0 : { *(.rela.rodata) }\n\ + .rel.got 0 : { *(.rel.got) }\n\ + .rela.got 0 : { *(.rela.got) }\n\ + .rel.ctors 0 : { *(.rel.ctors) }\n\ + .rela.ctors 0 : { *(.rela.ctors) }\n\ + .rel.dtors 0 : { *(.rel.dtors) }\n\ + .rela.dtors 0 : { *(.rela.dtors) }\n\ + .rel.init 0 : { *(.rel.init) }\n\ + .rela.init 0 : { *(.rela.init) }\n\ + .rel.fini 0 : { *(.rel.fini) }\n\ + .rela.fini 0 : { *(.rela.fini) }\n\ + .rel.bss 0 : { *(.rel.bss) }\n\ + .rela.bss 0 : { *(.rela.bss) }\n\ + .rel.plt 0 : { *(.rel.plt) }\n\ + .rela.plt 0 : { *(.rela.plt) }\n\ + .rodata 0 : { *(.rodata) }\n\ + .rodata1 0 : { *(.rodata1) }\n\ + .init 0 : { *(.init) } =0\n\ + .text 0 :\n\ + {\n\ + *(.text)\n\ + *(.stub)\n\ + /* .gnu.warning sections are handled specially by elf32.em. */\n\ + *(.gnu.warning)\n\ + } =0\n\ + .fini 0 : { *(.fini) } =0\n\ + /* Adjust the address for the data segment. We want to adjust up to\n\ + the same address within the page on the next page up. It would\n\ + be more correct to do this:\n\ + The current expression does not correctly handle the case of a\n\ + text segment ending precisely at the end of a page; it causes the\n\ + data segment to skip a page. The above expression does not have\n\ + this problem, but it will currently (2/95) cause BFD to allocate\n\ + a single segment, combining both text and data, for this case.\n\ + This will prevent the text segment from being shared among\n\ + multiple executions of the program; I think that is more\n\ + important than losing a page of the virtual address space (note\n\ + that no actual memory is lost; the page which is skipped can not\n\ + be referenced). */\n\ + .data 0 :\n\ + {\n\ + *(.data)\n\ + }\n\ + .data1 0 : { *(.data1) }\n\ + .ctors 0 : { *(.ctors) }\n\ + .dtors 0 : { *(.dtors) }\n\ + .got 0 :\n\ + {\n\ + *(.got.plt) *(.got)\n\ + }\n\ + /* We want the small data sections together, so single-instruction offsets\n\ + can access them all, and initialized data all before uninitialized, so\n\ + we can shorten the on-disk segment size. */\n\ + .sdata 0 : { *(.sdata) }\n\ + .sbss 0 : { *(.sbss) *(.scommon) }\n\ + .bss 0 :\n\ + {\n\ + *(.dynbss)\n\ + *(.bss)\n\ + *(COMMON)\n\ + }\n\ + /* These are needed for ELF backends which have not yet been\n\ + converted to the new style linker. */\n\ + .stab 0 : { *(.stab) }\n\ + .stabstr 0 : { *(.stabstr) }\n\ + /* DWARF debug sections.\n\ + Symbols in the .debug DWARF section are relative to the beginning of the\n\ + section so we begin .debug at 0. It's not clear yet what needs to happen\n\ + for the others. */\n\ + .debug 0 : { *(.debug) }\n\ + .debug_srcinfo 0 : { *(.debug_srcinfo) }\n\ + .debug_aranges 0 : { *(.debug_aranges) }\n\ + .debug_pubnames 0 : { *(.debug_pubnames) }\n\ + .debug_sfnames 0 : { *(.debug_sfnames) }\n\ + .line 0 : { *(.line) }\n\ + /* These must appear regardless of . */\n\ + .gptab.sdata : { *(.gptab.data) *(.gptab.sdata) }\n\ + .gptab.sbss : { *(.gptab.bss) *(.gptab.sbss) }\n\ +}\n\n"; + else if (!config.text_read_only) + return "OUTPUT_FORMAT(\"elf32-bigmips\", \"elf32-bigmips\",\n\ + \"elf32-littlemips\")\n\ +OUTPUT_ARCH(mips)\n\ +ENTRY(_start)\n\ + SEARCH_DIR(/usr/local/mips-elf/lib);\n\ +/* Do we need any of these for elf?\n\ + __DYNAMIC = 0; */\n\ +SECTIONS\n\ +{\n\ + /* Read-only sections, merged into text segment: */\n\ + . = 0x0400000;\n\ + .interp : { *(.interp) }\n\ + .reginfo : { *(.reginfo) }\n\ + .dynamic : { *(.dynamic) }\n\ + .dynstr : { *(.dynstr) }\n\ + .dynsym : { *(.dynsym) }\n\ + .hash : { *(.hash) }\n\ + .rel.text : { *(.rel.text) }\n\ + .rela.text : { *(.rela.text) }\n\ + .rel.data : { *(.rel.data) }\n\ + .rela.data : { *(.rela.data) }\n\ + .rel.rodata : { *(.rel.rodata) }\n\ + .rela.rodata : { *(.rela.rodata) }\n\ + .rel.got : { *(.rel.got) }\n\ + .rela.got : { *(.rela.got) }\n\ + .rel.ctors : { *(.rel.ctors) }\n\ + .rela.ctors : { *(.rela.ctors) }\n\ + .rel.dtors : { *(.rel.dtors) }\n\ + .rela.dtors : { *(.rela.dtors) }\n\ + .rel.init : { *(.rel.init) }\n\ + .rela.init : { *(.rela.init) }\n\ + .rel.fini : { *(.rel.fini) }\n\ + .rela.fini : { *(.rela.fini) }\n\ + .rel.bss : { *(.rel.bss) }\n\ + .rela.bss : { *(.rela.bss) }\n\ + .rel.plt : { *(.rel.plt) }\n\ + .rela.plt : { *(.rela.plt) }\n\ + .rodata : { *(.rodata) }\n\ + .rodata1 : { *(.rodata1) }\n\ + .init : { *(.init) } =0\n\ + .text :\n\ + {\n\ + _ftext = . ;\n\ + *(.text)\n\ + *(.stub)\n\ + /* .gnu.warning sections are handled specially by elf32.em. */\n\ + *(.gnu.warning)\n\ + } =0\n\ + _etext = .;\n\ + PROVIDE (etext = .);\n\ + .fini : { *(.fini) } =0\n\ + /* Adjust the address for the data segment. We want to adjust up to\n\ + the same address within the page on the next page up. It would\n\ + be more correct to do this:\n\ + . = .;\n\ + The current expression does not correctly handle the case of a\n\ + text segment ending precisely at the end of a page; it causes the\n\ + data segment to skip a page. The above expression does not have\n\ + this problem, but it will currently (2/95) cause BFD to allocate\n\ + a single segment, combining both text and data, for this case.\n\ + This will prevent the text segment from being shared among\n\ + multiple executions of the program; I think that is more\n\ + important than losing a page of the virtual address space (note\n\ + that no actual memory is lost; the page which is skipped can not\n\ + be referenced). */\n\ + . += . - 0x0400000;\n\ + .data :\n\ + {\n\ + _fdata = . ;\n\ + *(.data)\n\ + CONSTRUCTORS\n\ + }\n\ + .data1 : { *(.data1) }\n\ + .ctors : { *(.ctors) }\n\ + .dtors : { *(.dtors) }\n\ + _gp = ALIGN(16) + 0x7ff0;\n\ + .got :\n\ + {\n\ + *(.got.plt) *(.got)\n\ + }\n\ + /* We want the small data sections together, so single-instruction offsets\n\ + can access them all, and initialized data all before uninitialized, so\n\ + we can shorten the on-disk segment size. */\n\ + .sdata : { *(.sdata) }\n\ + .lit8 : { *(.lit8) }\n\ + .lit4 : { *(.lit4) }\n\ + _edata = .;\n\ + PROVIDE (edata = .);\n\ + __bss_start = .;\n\ + _fbss = .;\n\ + .sbss : { *(.sbss) *(.scommon) }\n\ + .bss :\n\ + {\n\ + *(.dynbss)\n\ + *(.bss)\n\ + *(COMMON)\n\ + }\n\ + _end = . ;\n\ + PROVIDE (end = .);\n\ + /* These are needed for ELF backends which have not yet been\n\ + converted to the new style linker. */\n\ + .stab 0 : { *(.stab) }\n\ + .stabstr 0 : { *(.stabstr) }\n\ + /* DWARF debug sections.\n\ + Symbols in the .debug DWARF section are relative to the beginning of the\n\ + section so we begin .debug at 0. It's not clear yet what needs to happen\n\ + for the others. */\n\ + .debug 0 : { *(.debug) }\n\ + .debug_srcinfo 0 : { *(.debug_srcinfo) }\n\ + .debug_aranges 0 : { *(.debug_aranges) }\n\ + .debug_pubnames 0 : { *(.debug_pubnames) }\n\ + .debug_sfnames 0 : { *(.debug_sfnames) }\n\ + .line 0 : { *(.line) }\n\ + /* These must appear regardless of . */\n\ + .gptab.sdata : { *(.gptab.data) *(.gptab.sdata) }\n\ + .gptab.sbss : { *(.gptab.bss) *(.gptab.sbss) }\n\ +}\n\n"; + else if (!config.magic_demand_paged) + return "OUTPUT_FORMAT(\"elf32-bigmips\", \"elf32-bigmips\",\n\ + \"elf32-littlemips\")\n\ +OUTPUT_ARCH(mips)\n\ +ENTRY(_start)\n\ + SEARCH_DIR(/usr/local/mips-elf/lib);\n\ +/* Do we need any of these for elf?\n\ + __DYNAMIC = 0; */\n\ +SECTIONS\n\ +{\n\ + /* Read-only sections, merged into text segment: */\n\ + . = 0x0400000;\n\ + .interp : { *(.interp) }\n\ + .reginfo : { *(.reginfo) }\n\ + .dynamic : { *(.dynamic) }\n\ + .dynstr : { *(.dynstr) }\n\ + .dynsym : { *(.dynsym) }\n\ + .hash : { *(.hash) }\n\ + .rel.text : { *(.rel.text) }\n\ + .rela.text : { *(.rela.text) }\n\ + .rel.data : { *(.rel.data) }\n\ + .rela.data : { *(.rela.data) }\n\ + .rel.rodata : { *(.rel.rodata) }\n\ + .rela.rodata : { *(.rela.rodata) }\n\ + .rel.got : { *(.rel.got) }\n\ + .rela.got : { *(.rela.got) }\n\ + .rel.ctors : { *(.rel.ctors) }\n\ + .rela.ctors : { *(.rela.ctors) }\n\ + .rel.dtors : { *(.rel.dtors) }\n\ + .rela.dtors : { *(.rela.dtors) }\n\ + .rel.init : { *(.rel.init) }\n\ + .rela.init : { *(.rela.init) }\n\ + .rel.fini : { *(.rel.fini) }\n\ + .rela.fini : { *(.rela.fini) }\n\ + .rel.bss : { *(.rel.bss) }\n\ + .rela.bss : { *(.rela.bss) }\n\ + .rel.plt : { *(.rel.plt) }\n\ + .rela.plt : { *(.rela.plt) }\n\ + .rodata : { *(.rodata) }\n\ + .rodata1 : { *(.rodata1) }\n\ + .init : { *(.init) } =0\n\ + .text :\n\ + {\n\ + _ftext = . ;\n\ + *(.text)\n\ + *(.stub)\n\ + /* .gnu.warning sections are handled specially by elf32.em. */\n\ + *(.gnu.warning)\n\ + } =0\n\ + _etext = .;\n\ + PROVIDE (etext = .);\n\ + .fini : { *(.fini) } =0\n\ + /* Adjust the address for the data segment. We want to adjust up to\n\ + the same address within the page on the next page up. It would\n\ + be more correct to do this:\n\ + . = 0x10000000;\n\ + The current expression does not correctly handle the case of a\n\ + text segment ending precisely at the end of a page; it causes the\n\ + data segment to skip a page. The above expression does not have\n\ + this problem, but it will currently (2/95) cause BFD to allocate\n\ + a single segment, combining both text and data, for this case.\n\ + This will prevent the text segment from being shared among\n\ + multiple executions of the program; I think that is more\n\ + important than losing a page of the virtual address space (note\n\ + that no actual memory is lost; the page which is skipped can not\n\ + be referenced). */\n\ + . += 0x10000000 - 0x0400000;\n\ + .data :\n\ + {\n\ + _fdata = . ;\n\ + *(.data)\n\ + CONSTRUCTORS\n\ + }\n\ + .data1 : { *(.data1) }\n\ + .ctors : { *(.ctors) }\n\ + .dtors : { *(.dtors) }\n\ + _gp = ALIGN(16) + 0x7ff0;\n\ + .got :\n\ + {\n\ + *(.got.plt) *(.got)\n\ + }\n\ + /* We want the small data sections together, so single-instruction offsets\n\ + can access them all, and initialized data all before uninitialized, so\n\ + we can shorten the on-disk segment size. */\n\ + .sdata : { *(.sdata) }\n\ + .lit8 : { *(.lit8) }\n\ + .lit4 : { *(.lit4) }\n\ + _edata = .;\n\ + PROVIDE (edata = .);\n\ + __bss_start = .;\n\ + _fbss = .;\n\ + .sbss : { *(.sbss) *(.scommon) }\n\ + .bss :\n\ + {\n\ + *(.dynbss)\n\ + *(.bss)\n\ + *(COMMON)\n\ + }\n\ + _end = . ;\n\ + PROVIDE (end = .);\n\ + /* These are needed for ELF backends which have not yet been\n\ + converted to the new style linker. */\n\ + .stab 0 : { *(.stab) }\n\ + .stabstr 0 : { *(.stabstr) }\n\ + /* DWARF debug sections.\n\ + Symbols in the .debug DWARF section are relative to the beginning of the\n\ + section so we begin .debug at 0. It's not clear yet what needs to happen\n\ + for the others. */\n\ + .debug 0 : { *(.debug) }\n\ + .debug_srcinfo 0 : { *(.debug_srcinfo) }\n\ + .debug_aranges 0 : { *(.debug_aranges) }\n\ + .debug_pubnames 0 : { *(.debug_pubnames) }\n\ + .debug_sfnames 0 : { *(.debug_sfnames) }\n\ + .line 0 : { *(.line) }\n\ + /* These must appear regardless of . */\n\ + .gptab.sdata : { *(.gptab.data) *(.gptab.sdata) }\n\ + .gptab.sbss : { *(.gptab.bss) *(.gptab.sbss) }\n\ +}\n\n"; + else if (link_info.shared) + return "OUTPUT_FORMAT(\"elf32-bigmips\", \"elf32-bigmips\",\n\ + \"elf32-littlemips\")\n\ +OUTPUT_ARCH(mips)\n\ +ENTRY(_start)\n\ + SEARCH_DIR(/usr/local/mips-elf/lib);\n\ +/* Do we need any of these for elf?\n\ + __DYNAMIC = 0; */\n\ +SECTIONS\n\ +{\n\ + /* Read-only sections, merged into text segment: */\n\ + . = 0x5ffe0000 + SIZEOF_HEADERS;\n\ + .reginfo : { *(.reginfo) }\n\ + .dynamic : { *(.dynamic) }\n\ + .dynstr : { *(.dynstr) }\n\ + .dynsym : { *(.dynsym) }\n\ + .hash : { *(.hash) }\n\ + .rel.text : { *(.rel.text) }\n\ + .rela.text : { *(.rela.text) }\n\ + .rel.data : { *(.rel.data) }\n\ + .rela.data : { *(.rela.data) }\n\ + .rel.rodata : { *(.rel.rodata) }\n\ + .rela.rodata : { *(.rela.rodata) }\n\ + .rel.got : { *(.rel.got) }\n\ + .rela.got : { *(.rela.got) }\n\ + .rel.ctors : { *(.rel.ctors) }\n\ + .rela.ctors : { *(.rela.ctors) }\n\ + .rel.dtors : { *(.rel.dtors) }\n\ + .rela.dtors : { *(.rela.dtors) }\n\ + .rel.init : { *(.rel.init) }\n\ + .rela.init : { *(.rela.init) }\n\ + .rel.fini : { *(.rel.fini) }\n\ + .rela.fini : { *(.rela.fini) }\n\ + .rel.bss : { *(.rel.bss) }\n\ + .rela.bss : { *(.rela.bss) }\n\ + .rel.plt : { *(.rel.plt) }\n\ + .rela.plt : { *(.rela.plt) }\n\ + .rodata : { *(.rodata) }\n\ + .rodata1 : { *(.rodata1) }\n\ + .init : { *(.init) } =0\n\ + .text :\n\ + {\n\ + *(.text)\n\ + *(.stub)\n\ + /* .gnu.warning sections are handled specially by elf32.em. */\n\ + *(.gnu.warning)\n\ + } =0\n\ + .fini : { *(.fini) } =0\n\ + /* Adjust the address for the data segment. We want to adjust up to\n\ + the same address within the page on the next page up. It would\n\ + be more correct to do this:\n\ + . = 0x10000000;\n\ + The current expression does not correctly handle the case of a\n\ + text segment ending precisely at the end of a page; it causes the\n\ + data segment to skip a page. The above expression does not have\n\ + this problem, but it will currently (2/95) cause BFD to allocate\n\ + a single segment, combining both text and data, for this case.\n\ + This will prevent the text segment from being shared among\n\ + multiple executions of the program; I think that is more\n\ + important than losing a page of the virtual address space (note\n\ + that no actual memory is lost; the page which is skipped can not\n\ + be referenced). */\n\ + . += 0x10000;\n\ + .data :\n\ + {\n\ + *(.data)\n\ + CONSTRUCTORS\n\ + }\n\ + .data1 : { *(.data1) }\n\ + .ctors : { *(.ctors) }\n\ + .dtors : { *(.dtors) }\n\ + _gp = ALIGN(16) + 0x7ff0;\n\ + .got :\n\ + {\n\ + *(.got.plt) *(.got)\n\ + }\n\ + /* We want the small data sections together, so single-instruction offsets\n\ + can access them all, and initialized data all before uninitialized, so\n\ + we can shorten the on-disk segment size. */\n\ + .sdata : { *(.sdata) }\n\ + .lit8 : { *(.lit8) }\n\ + .lit4 : { *(.lit4) }\n\ + .sbss : { *(.sbss) *(.scommon) }\n\ + .bss :\n\ + {\n\ + *(.dynbss)\n\ + *(.bss)\n\ + *(COMMON)\n\ + }\n\ + /* These are needed for ELF backends which have not yet been\n\ + converted to the new style linker. */\n\ + .stab 0 : { *(.stab) }\n\ + .stabstr 0 : { *(.stabstr) }\n\ + /* DWARF debug sections.\n\ + Symbols in the .debug DWARF section are relative to the beginning of the\n\ + section so we begin .debug at 0. It's not clear yet what needs to happen\n\ + for the others. */\n\ + .debug 0 : { *(.debug) }\n\ + .debug_srcinfo 0 : { *(.debug_srcinfo) }\n\ + .debug_aranges 0 : { *(.debug_aranges) }\n\ + .debug_pubnames 0 : { *(.debug_pubnames) }\n\ + .debug_sfnames 0 : { *(.debug_sfnames) }\n\ + .line 0 : { *(.line) }\n\ + /* These must appear regardless of . */\n\ + .gptab.sdata : { *(.gptab.data) *(.gptab.sdata) }\n\ + .gptab.sbss : { *(.gptab.bss) *(.gptab.sbss) }\n\ +}\n\n"; + else + return "OUTPUT_FORMAT(\"elf32-bigmips\", \"elf32-bigmips\",\n\ + \"elf32-littlemips\")\n\ +OUTPUT_ARCH(mips)\n\ +ENTRY(_start)\n\ + SEARCH_DIR(/usr/local/mips-elf/lib);\n\ +/* Do we need any of these for elf?\n\ + __DYNAMIC = 0; */\n\ +SECTIONS\n\ +{\n\ + /* Read-only sections, merged into text segment: */\n\ + . = 0x0400000;\n\ + .interp : { *(.interp) }\n\ + .reginfo : { *(.reginfo) }\n\ + .dynamic : { *(.dynamic) }\n\ + .dynstr : { *(.dynstr) }\n\ + .dynsym : { *(.dynsym) }\n\ + .hash : { *(.hash) }\n\ + .rel.text : { *(.rel.text) }\n\ + .rela.text : { *(.rela.text) }\n\ + .rel.data : { *(.rel.data) }\n\ + .rela.data : { *(.rela.data) }\n\ + .rel.rodata : { *(.rel.rodata) }\n\ + .rela.rodata : { *(.rela.rodata) }\n\ + .rel.got : { *(.rel.got) }\n\ + .rela.got : { *(.rela.got) }\n\ + .rel.ctors : { *(.rel.ctors) }\n\ + .rela.ctors : { *(.rela.ctors) }\n\ + .rel.dtors : { *(.rel.dtors) }\n\ + .rela.dtors : { *(.rela.dtors) }\n\ + .rel.init : { *(.rel.init) }\n\ + .rela.init : { *(.rela.init) }\n\ + .rel.fini : { *(.rel.fini) }\n\ + .rela.fini : { *(.rela.fini) }\n\ + .rel.bss : { *(.rel.bss) }\n\ + .rela.bss : { *(.rela.bss) }\n\ + .rel.plt : { *(.rel.plt) }\n\ + .rela.plt : { *(.rela.plt) }\n\ + .rodata : { *(.rodata) }\n\ + .rodata1 : { *(.rodata1) }\n\ + .init : { *(.init) } =0\n\ + .text :\n\ + {\n\ + _ftext = . ;\n\ + *(.text)\n\ + *(.stub)\n\ + /* .gnu.warning sections are handled specially by elf32.em. */\n\ + *(.gnu.warning)\n\ + } =0\n\ + _etext = .;\n\ + PROVIDE (etext = .);\n\ + .fini : { *(.fini) } =0\n\ + /* Adjust the address for the data segment. We want to adjust up to\n\ + the same address within the page on the next page up. It would\n\ + be more correct to do this:\n\ + . = 0x10000000;\n\ + The current expression does not correctly handle the case of a\n\ + text segment ending precisely at the end of a page; it causes the\n\ + data segment to skip a page. The above expression does not have\n\ + this problem, but it will currently (2/95) cause BFD to allocate\n\ + a single segment, combining both text and data, for this case.\n\ + This will prevent the text segment from being shared among\n\ + multiple executions of the program; I think that is more\n\ + important than losing a page of the virtual address space (note\n\ + that no actual memory is lost; the page which is skipped can not\n\ + be referenced). */\n\ + . += 0x10000000 - 0x0400000;\n\ + .data :\n\ + {\n\ + _fdata = . ;\n\ + *(.data)\n\ + CONSTRUCTORS\n\ + }\n\ + .data1 : { *(.data1) }\n\ + .ctors : { *(.ctors) }\n\ + .dtors : { *(.dtors) }\n\ + _gp = ALIGN(16) + 0x7ff0;\n\ + .got :\n\ + {\n\ + *(.got.plt) *(.got)\n\ + }\n\ + /* We want the small data sections together, so single-instruction offsets\n\ + can access them all, and initialized data all before uninitialized, so\n\ + we can shorten the on-disk segment size. */\n\ + .sdata : { *(.sdata) }\n\ + .lit8 : { *(.lit8) }\n\ + .lit4 : { *(.lit4) }\n\ + _edata = .;\n\ + PROVIDE (edata = .);\n\ + __bss_start = .;\n\ + _fbss = .;\n\ + .sbss : { *(.sbss) *(.scommon) }\n\ + .bss :\n\ + {\n\ + *(.dynbss)\n\ + *(.bss)\n\ + *(COMMON)\n\ + }\n\ + _end = . ;\n\ + PROVIDE (end = .);\n\ + /* These are needed for ELF backends which have not yet been\n\ + converted to the new style linker. */\n\ + .stab 0 : { *(.stab) }\n\ + .stabstr 0 : { *(.stabstr) }\n\ + /* DWARF debug sections.\n\ + Symbols in the .debug DWARF section are relative to the beginning of the\n\ + section so we begin .debug at 0. It's not clear yet what needs to happen\n\ + for the others. */\n\ + .debug 0 : { *(.debug) }\n\ + .debug_srcinfo 0 : { *(.debug_srcinfo) }\n\ + .debug_aranges 0 : { *(.debug_aranges) }\n\ + .debug_pubnames 0 : { *(.debug_pubnames) }\n\ + .debug_sfnames 0 : { *(.debug_sfnames) }\n\ + .line 0 : { *(.line) }\n\ + /* These must appear regardless of . */\n\ + .gptab.sdata : { *(.gptab.data) *(.gptab.sdata) }\n\ + .gptab.sbss : { *(.gptab.bss) *(.gptab.sbss) }\n\ +}\n\n"; +} + +struct ld_emulation_xfer_struct ld_elf32ebmip_emulation = +{ + gldelf32ebmip_before_parse, + syslib_default, + hll_default, + after_parse_default, + gldelf32ebmip_after_open, + after_allocation_default, + set_output_arch_default, + ldemul_default_target, + gldelf32ebmip_before_allocation, + gldelf32ebmip_get_script, + "elf32ebmip", + "elf32-bigmips", + NULL, + NULL, + gldelf32ebmip_open_dynamic_archive, + gldelf32ebmip_place_orphan +}; diff --git a/ld/mpw-make.sed b/ld/mpw-make.sed index bfaaf14..0d00fde 100644 --- a/ld/mpw-make.sed +++ b/ld/mpw-make.sed @@ -23,7 +23,7 @@ # Hack up ldmain compile. /^"{o}"ldmain.c.o \\Option-f .* config.status$/,/^$/c\ "{o}"ldmain.c.o \\Option-f "{s}"ldmain.c\ - {CC} @DASH_C_FLAG@ -d DEFAULT_EMULATION='"'{EMUL}'"' -d SCRIPTDIR='"'{scriptdir}'"' {ALL_CFLAGS} "{s}"ldmain.c -o "{o}"ldmain.c.o\ + {CC} @DASH_C_FLAG@ -d DEFAULT_EMULATION={dq}{EMUL}{dq} -d SCRIPTDIR={dq}{scriptdir}{dq} {ALL_CFLAGS} "{s}"ldmain.c -o "{o}"ldmain.c.o\ # Remove ldemul-list.h build, rely on configure to make one. |