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Mon Jul 15 11:49:49 1996 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> 

* emultempl/elf32.em (gld${EMULATION_NAME}_place_orphan): Round
 	the value of __start_SECNAME to the alignment required by the
 	section to be placed.
This commit is contained in:
Ian Lance Taylor 1996-07-15 15:58:00 +00:00
parent ade7264c94
commit 888b0b2fa0
2 changed files with 34 additions and 9 deletions
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6
ld/ChangeLog
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@ -1,3 +1,9 @@
Mon Jul 15 11:49:49 1996 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
* emultempl/elf32.em (gld${EMULATION_NAME}_place_orphan): Round
the value of __start_SECNAME to the alignment required by the
section to be placed.
Tue Jul 9 12:09:02 1996 Ian Lance Taylor <ian@cygnus.com>
* configure.tgt (mips*el-*-elf*): Use elf32elmip.

37
ld/emultempl/elf32.em
View File

@ -1,9 +1,12 @@
# This shell script emits a C file. -*- C -*-
# It does some substitutions.
# This file is now misnamed, because it supports both 32 bit and 64 bit
# ELF emulations.
test -z "${ELFSIZE}" && ELFSIZE=32
cat >e${EMULATION_NAME}.c <<EOF
/* This file is is generated by a shell script. DO NOT EDIT! */
/* 32 bit ELF emulation code for ${EMULATION_NAME}
/* ${ELFSIZE} bit ELF emulation code for ${EMULATION_NAME}
Copyright (C) 1991, 93, 94, 95, 1996 Free Software Foundation, Inc.
Written by Steve Chamberlain <sac@cygnus.com>
ELF support by Ian Lance Taylor <ian@cygnus.com>
@ -133,6 +136,7 @@ gld${EMULATION_NAME}_open_dynamic_archive (arch, search, entry)
EOF
if [ "x${host}" = "x${target}" ] ; then
if [ "x${DEFAULT_EMULATION}" = "x${EMULATION_NAME}" ] ; then
cat >>e${EMULATION_NAME}.c <<EOF
/* For a native linker, check the file /etc/ld.so.conf for directories
@ -215,6 +219,7 @@ gld${EMULATION_NAME}_check_ld_so_conf (name)
}
EOF
fi
fi
cat >>e${EMULATION_NAME}.c <<EOF
@ -287,11 +292,13 @@ gld${EMULATION_NAME}_after_open ()
}
EOF
if [ "x${host}" = "x${target}" ] ; then
if [ "x${DEFAULT_EMULATION}" = "x${EMULATION_NAME}" ] ; then
cat >>e${EMULATION_NAME}.c <<EOF
lib_path = (const char *) getenv ("LD_LIBRARY_PATH");
if (gld${EMULATION_NAME}_search_needed (lib_path, l->name))
continue;
EOF
fi
fi
cat >>e${EMULATION_NAME}.c <<EOF
len = strlen (l->name);
@ -311,10 +318,12 @@ cat >>e${EMULATION_NAME}.c <<EOF
continue;
EOF
if [ "x${host}" = "x${target}" ] ; then
if [ "x${DEFAULT_EMULATION}" = "x${EMULATION_NAME}" ] ; then
cat >>e${EMULATION_NAME}.c <<EOF
if (gld${EMULATION_NAME}_check_ld_so_conf (l->name))
continue;
EOF
fi
fi
cat >>e${EMULATION_NAME}.c <<EOF
@ -548,12 +557,12 @@ gld${EMULATION_NAME}_before_allocation ()
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))
if (! bfd_elf${ELFSIZE}_size_dynamic_sections (output_bfd,
command_line.soname,
rpath,
command_line.export_dynamic,
&link_info,
&sinterp))
einfo ("%P%F: failed to set dynamic section sizes: %E\n");
/* Let the user override the dynamic linker we are using. */
@ -676,7 +685,7 @@ gld${EMULATION_NAME}_find_exp_assignment (exp)
case etree_assign:
if (strcmp (exp->assign.dst, ".") != 0)
{
if (! (bfd_elf32_record_link_assignment
if (! (bfd_elf${ELFSIZE}_record_link_assignment
(output_bfd, &link_info, exp->assign.dst,
exp->type.node_class == etree_provide ? true : false)))
einfo ("%P%F: failed to record assignment to %s: %E\n",
@ -711,6 +720,7 @@ gld${EMULATION_NAME}_find_exp_assignment (exp)
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;
@ -769,6 +779,10 @@ gld${EMULATION_NAME}_place_orphan (file, s)
else if (strncmp (secname, ".rel", 4) == 0
&& hold_rel != NULL)
place = hold_rel;
else if ((s->flags & SEC_CODE) == 0
&& (s->flags & SEC_READONLY) != 0
&& hold_rodata != NULL)
place = hold_rodata;
else if ((s->flags & SEC_READONLY) != 0
&& hold_text != NULL)
place = hold_text;
@ -807,7 +821,9 @@ gld${EMULATION_NAME}_place_orphan (file, s)
symname = (char *) xmalloc (ps - secname + sizeof "__start_");
sprintf (symname, "__start_%s", secname);
lang_add_assignment (exp_assop ('=', symname,
exp_nameop (NAME, ".")));
exp_unop (ALIGN_K,
exp_intop ((bfd_vma) 1
<< s->alignment_power))));
}
if (! link_info.relocateable)
@ -862,11 +878,14 @@ gld${EMULATION_NAME}_place_section (s)
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;
}