2010-04-14 Tristan Gingold <gingold@adacore.com>
* emulparams/alphavms.sh: New file. * emultempl/vms.em: New file. * scripttempl/alphavms.sc: New file. * configure.tgt (alpha*-*-*vms*): Added. * Makefile.am (ALL_EMULATIONS): Add ealphavms.o (ealphavms.c): New target. * Makefile.in: Regenerate.
This commit is contained in:
Tristan Gingold
parent
d8703844ce
commit
8b351884bb
7 changed files with 187 additions and 1 deletions
10
ld/ChangeLog
10
ld/ChangeLog
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@ -1,3 +1,13 @@
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2010-04-14 Tristan Gingold <gingold@adacore.com>
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* emulparams/alphavms.sh: New file.
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* emultempl/vms.em: New file.
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* scripttempl/alphavms.sc: New file.
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* configure.tgt (alpha*-*-*vms*): Added.
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* Makefile.am (ALL_EMULATIONS): Add ealphavms.o
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(ealphavms.c): New target.
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* Makefile.in: Regenerate.
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2010-04-09 Nick Clifton <nickc@redhat.com>
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* ldlang.c (wild_sort): Remove unused variable section_name.
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@ -118,6 +118,7 @@ ALL_EMULATIONS = \
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eaixppc.o \
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eaixrs6.o \
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ealpha.o \
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ealphavms.o \
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earcelf.o \
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earm_epoc_pe.o \
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earm_wince_pe.o \
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@ -611,6 +612,10 @@ eaixrs6.c: $(srcdir)/emulparams/aixrs6.sh \
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ealpha.c: $(srcdir)/emulparams/alpha.sh \
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$(srcdir)/emultempl/generic.em $(srcdir)/scripttempl/alpha.sc ${GEN_DEPENDS}
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${GENSCRIPTS} alpha "$(tdir_alpha)"
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ealphavms.c: $(srcdir)/emulparams/alphavms.sh \
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$(srcdir)/emultempl/vms.em $(srcdir)/scripttempl/alphavms.sc \
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${GEN_DEPENDS}
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${GENSCRIPTS} alphavms "$(tdir_alphavms)"
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earcelf.c: $(srcdir)/emulparams/arcelf.sh \
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$(ELF_GEN_DEPS) $(srcdir)/scripttempl/elf.sc ${GEN_DEPENDS}
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${GENSCRIPTS} arcelf "$(tdir_arcelf)"
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@ -406,6 +406,7 @@ ALL_EMULATIONS = \
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eaixppc.o \
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eaixrs6.o \
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ealpha.o \
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ealphavms.o \
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earcelf.o \
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earm_epoc_pe.o \
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earm_wince_pe.o \
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@ -924,6 +925,7 @@ distclean-compile:
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@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/eaixppc.Po@am__quote@
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@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/eaixrs6.Po@am__quote@
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@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/ealpha.Po@am__quote@
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@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/ealphavms.Po@am__quote@
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@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/earcelf.Po@am__quote@
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@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/earm_epoc_pe.Po@am__quote@
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@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/earm_wince_pe.Po@am__quote@
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@ -1962,6 +1964,10 @@ eaixrs6.c: $(srcdir)/emulparams/aixrs6.sh \
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ealpha.c: $(srcdir)/emulparams/alpha.sh \
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$(srcdir)/emultempl/generic.em $(srcdir)/scripttempl/alpha.sc ${GEN_DEPENDS}
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${GENSCRIPTS} alpha "$(tdir_alpha)"
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ealphavms.c: $(srcdir)/emulparams/alphavms.sh \
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$(srcdir)/emultempl/vms.em $(srcdir)/scripttempl/alphavms.sc \
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${GEN_DEPENDS}
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${GENSCRIPTS} alphavms "$(tdir_alphavms)"
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earcelf.c: $(srcdir)/emulparams/arcelf.sh \
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$(ELF_GEN_DEPS) $(srcdir)/scripttempl/elf.sc ${GEN_DEPENDS}
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${GENSCRIPTS} arcelf "$(tdir_arcelf)"
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@ -39,7 +39,8 @@ alpha*-*-osf*) targ_emul=alpha ;;
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alpha*-*-gnu*) targ_emul=elf64alpha ;;
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alpha*-*-netware*) targ_emul=alpha ;;
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alpha*-*-netbsd*) targ_emul=elf64alpha_nbsd ;;
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alpha*-*-openbsd*) targ_emul=elf64alpha
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alpha*-*-openbsd*) targ_emul=elf64alpha ;;
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alpha*-*-*vms*) targ_emul=alphavms
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;;
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arc-*-elf*) targ_emul=arcelf
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;;
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7
ld/emulparams/alphavms.sh
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7
ld/emulparams/alphavms.sh
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@ -0,0 +1,7 @@
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SCRIPT_NAME=alphavms
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OUTPUT_FORMAT="vms-alpha"
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ARCH=alpha
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COMPILE_IN=yes
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EXTRA_EM_FILE=vms
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123
ld/emultempl/vms.em
Normal file
123
ld/emultempl/vms.em
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@ -0,0 +1,123 @@
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# This shell script emits a C file. -*- C -*-
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# Copyright 2010
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# Free Software Foundation, Inc.
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#
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# This file is part of the GNU Binutils.
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
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# MA 02110-1301, USA.
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#
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# This file is sourced from generic.em.
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fragment <<EOF
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static void
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gld${EMULATION_NAME}_before_parse (void)
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{
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ldfile_set_output_arch ("${ARCH}", bfd_arch_`echo ${ARCH} | sed -e 's/:.*//'`);
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config.dynamic_link = TRUE;
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config.has_shared = FALSE; /* Not yet. */
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}
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/* This is called before the input files are opened. We add the
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standard library. */
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static void
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gld${EMULATION_NAME}_create_output_section_statements (void)
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{
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lang_add_input_file ("imagelib", lang_input_file_is_l_enum, NULL);
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lang_add_input_file ("starlet", lang_input_file_is_l_enum, NULL);
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lang_add_input_file ("sys\$public_vectors", lang_input_file_is_l_enum, NULL);
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}
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/* Try to open a dynamic archive. This is where we know that VMS
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shared images (dynamic libraries) have an extension of .exe. */
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static bfd_boolean
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gld${EMULATION_NAME}_open_dynamic_archive (const char *arch ATTRIBUTE_UNUSED,
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search_dirs_type *search,
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lang_input_statement_type *entry)
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{
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char *string;
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if (! entry->is_archive)
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return FALSE;
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string = (char *) xmalloc (strlen (search->name)
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+ strlen (entry->filename)
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+ sizeof "/.exe");
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sprintf (string, "%s/%s.exe", search->name, entry->filename);
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if (! ldfile_try_open_bfd (string, entry))
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{
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free (string);
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return FALSE;
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}
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entry->filename = string;
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return TRUE;
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}
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static int
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gld${EMULATION_NAME}_find_potential_libraries
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(char *name, lang_input_statement_type *entry)
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{
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return ldfile_open_file_search (name, entry, "", ".olb");
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}
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/* Place an orphan section. We use this to put random OVR sections.
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Much borrowed from elf32.em. */
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static lang_output_section_statement_type *
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vms_place_orphan (asection *s,
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const char *secname ATTRIBUTE_UNUSED,
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int constraint ATTRIBUTE_UNUSED)
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{
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static struct orphan_save hold_data =
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{
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"\$DATA\$",
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SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_DATA,
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0, 0, 0, 0
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};
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/* We have nothing to say for anything other than a final link. */
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if (link_info.relocatable
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|| (s->flags & (SEC_EXCLUDE | SEC_LOAD)) != SEC_LOAD)
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return NULL;
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/* Only handle data sections. */
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if ((s->flags & SEC_DATA) == 0)
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return NULL;
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if (hold_data.os == NULL)
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hold_data.os = lang_output_section_find (hold_data.name);
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if (hold_data.os != NULL)
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{
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lang_add_section (&hold_data.os->children, s, hold_data.os);
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return hold_data.os;
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}
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else
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return NULL;
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}
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EOF
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LDEMUL_PLACE_ORPHAN=vms_place_orphan
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LDEMUL_BEFORE_PARSE=gld"$EMULATION_NAME"_before_parse
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LDEMUL_CREATE_OUTPUT_SECTION_STATEMENTS=gld"$EMULATION_NAME"_create_output_section_statements
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LDEMUL_FIND_POTENTIAL_LIBRARIES=gld"$EMULATION_NAME"_find_potential_libraries
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LDEMUL_OPEN_DYNAMIC_ARCHIVE=gld"$EMULATION_NAME"_open_dynamic_archive
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34
ld/scripttempl/alphavms.sc
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34
ld/scripttempl/alphavms.sc
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@ -0,0 +1,34 @@
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# Linker script for Alpha VMS systems.
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# Tristan Gingold <gingold@adacore.com>.
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PAGESIZE=0x10000
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cat <<EOF
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OUTPUT_FORMAT("${OUTPUT_FORMAT}")
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${LIB_SEARCH_DIRS}
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SECTIONS
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{
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${RELOCATING+. = ${PAGESIZE};}
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\$DATA\$ ALIGN (${PAGESIZE}) : {
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*(\$DATA\$)
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*(\$LINK\$)
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}
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\$BSS\$ ALIGN (${PAGESIZE}) : {
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*(\$BSS\$)
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}
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\$CODE\$ ALIGN (${PAGESIZE}) : {
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*(\$CODE\$)
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}
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\$LITERAL\$ ALIGN (${PAGESIZE}) : {
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*(\$LITERAL\$)
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*(\$READONLY\$)
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*(\$READONLY_ADDR\$)
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}
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\$DST\$ 0 : {
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*(\$DST\$)
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}
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}
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EOF
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