aboutsummaryrefslogtreecommitdiff
diff options
context:
space:
mode:
Diffstat
-rw-r--r--ld/ChangeLog10
-rw-r--r--ld/Makefile.am5
-rw-r--r--ld/Makefile.in6
-rw-r--r--ld/configure.tgt3
-rw-r--r--ld/emulparams/alphavms.sh7
-rw-r--r--ld/emultempl/vms.em123
-rw-r--r--ld/scripttempl/alphavms.sc34
7 files changed, 187 insertions, 1 deletions
diff --git a/ld/ChangeLog b/ld/ChangeLog
index 7ef05f5..4268690 100644
--- a/ld/ChangeLog
+++ b/ld/ChangeLog
@@ -1,3 +1,13 @@
+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.
+
2010-04-09 Nick Clifton <nickc@redhat.com>
* ldlang.c (wild_sort): Remove unused variable section_name.
diff --git a/ld/Makefile.am b/ld/Makefile.am
index 010fb55..54e9309 100644
--- a/ld/Makefile.am
+++ b/ld/Makefile.am
@@ -118,6 +118,7 @@ ALL_EMULATIONS = \
eaixppc.o \
eaixrs6.o \
ealpha.o \
+ ealphavms.o \
earcelf.o \
earm_epoc_pe.o \
earm_wince_pe.o \
@@ -611,6 +612,10 @@ eaixrs6.c: $(srcdir)/emulparams/aixrs6.sh \
ealpha.c: $(srcdir)/emulparams/alpha.sh \
$(srcdir)/emultempl/generic.em $(srcdir)/scripttempl/alpha.sc ${GEN_DEPENDS}
${GENSCRIPTS} alpha "$(tdir_alpha)"
+ealphavms.c: $(srcdir)/emulparams/alphavms.sh \
+ $(srcdir)/emultempl/vms.em $(srcdir)/scripttempl/alphavms.sc \
+ ${GEN_DEPENDS}
+ ${GENSCRIPTS} alphavms "$(tdir_alphavms)"
earcelf.c: $(srcdir)/emulparams/arcelf.sh \
$(ELF_GEN_DEPS) $(srcdir)/scripttempl/elf.sc ${GEN_DEPENDS}
${GENSCRIPTS} arcelf "$(tdir_arcelf)"
diff --git a/ld/Makefile.in b/ld/Makefile.in
index 5bbb899..12c465a 100644
--- a/ld/Makefile.in
+++ b/ld/Makefile.in
@@ -406,6 +406,7 @@ ALL_EMULATIONS = \
eaixppc.o \
eaixrs6.o \
ealpha.o \
+ ealphavms.o \
earcelf.o \
earm_epoc_pe.o \
earm_wince_pe.o \
@@ -924,6 +925,7 @@ distclean-compile:
@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/eaixppc.Po@am__quote@
@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/eaixrs6.Po@am__quote@
@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/ealpha.Po@am__quote@
+@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/ealphavms.Po@am__quote@
@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/earcelf.Po@am__quote@
@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/earm_epoc_pe.Po@am__quote@
@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/earm_wince_pe.Po@am__quote@
@@ -1962,6 +1964,10 @@ eaixrs6.c: $(srcdir)/emulparams/aixrs6.sh \
ealpha.c: $(srcdir)/emulparams/alpha.sh \
$(srcdir)/emultempl/generic.em $(srcdir)/scripttempl/alpha.sc ${GEN_DEPENDS}
${GENSCRIPTS} alpha "$(tdir_alpha)"
+ealphavms.c: $(srcdir)/emulparams/alphavms.sh \
+ $(srcdir)/emultempl/vms.em $(srcdir)/scripttempl/alphavms.sc \
+ ${GEN_DEPENDS}
+ ${GENSCRIPTS} alphavms "$(tdir_alphavms)"
earcelf.c: $(srcdir)/emulparams/arcelf.sh \
$(ELF_GEN_DEPS) $(srcdir)/scripttempl/elf.sc ${GEN_DEPENDS}
${GENSCRIPTS} arcelf "$(tdir_arcelf)"
diff --git a/ld/configure.tgt b/ld/configure.tgt
index c519ba7..def0287 100644
--- a/ld/configure.tgt
+++ b/ld/configure.tgt
@@ -39,7 +39,8 @@ alpha*-*-osf*) targ_emul=alpha ;;
alpha*-*-gnu*) targ_emul=elf64alpha ;;
alpha*-*-netware*) targ_emul=alpha ;;
alpha*-*-netbsd*) targ_emul=elf64alpha_nbsd ;;
-alpha*-*-openbsd*) targ_emul=elf64alpha
+alpha*-*-openbsd*) targ_emul=elf64alpha ;;
+alpha*-*-*vms*) targ_emul=alphavms
;;
arc-*-elf*) targ_emul=arcelf
;;
diff --git a/ld/emulparams/alphavms.sh b/ld/emulparams/alphavms.sh
new file mode 100644
index 0000000..ac9b3a2
--- /dev/null
+++ b/ld/emulparams/alphavms.sh
@@ -0,0 +1,7 @@
+SCRIPT_NAME=alphavms
+
+OUTPUT_FORMAT="vms-alpha"
+ARCH=alpha
+
+COMPILE_IN=yes
+EXTRA_EM_FILE=vms \ No newline at end of file
diff --git a/ld/emultempl/vms.em b/ld/emultempl/vms.em
new file mode 100644
index 0000000..0b6b059
--- /dev/null
+++ b/ld/emultempl/vms.em
@@ -0,0 +1,123 @@
+# This shell script emits a C file. -*- C -*-
+# Copyright 2010
+# Free Software Foundation, Inc.
+#
+# This file is part of the GNU Binutils.
+#
+# 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 3 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., 51 Franklin Street - Fifth Floor, Boston,
+# MA 02110-1301, USA.
+#
+
+# This file is sourced from generic.em.
+
+fragment <<EOF
+static void
+gld${EMULATION_NAME}_before_parse (void)
+{
+ ldfile_set_output_arch ("${ARCH}", bfd_arch_`echo ${ARCH} | sed -e 's/:.*//'`);
+ config.dynamic_link = TRUE;
+ config.has_shared = FALSE; /* Not yet. */
+}
+
+/* This is called before the input files are opened. We add the
+ standard library. */
+
+static void
+gld${EMULATION_NAME}_create_output_section_statements (void)
+{
+ lang_add_input_file ("imagelib", lang_input_file_is_l_enum, NULL);
+ lang_add_input_file ("starlet", lang_input_file_is_l_enum, NULL);
+ lang_add_input_file ("sys\$public_vectors", lang_input_file_is_l_enum, NULL);
+}
+
+/* Try to open a dynamic archive. This is where we know that VMS
+ shared images (dynamic libraries) have an extension of .exe. */
+
+static bfd_boolean
+gld${EMULATION_NAME}_open_dynamic_archive (const char *arch ATTRIBUTE_UNUSED,
+ search_dirs_type *search,
+ lang_input_statement_type *entry)
+{
+ char *string;
+
+ if (! entry->is_archive)
+ return FALSE;
+
+ string = (char *) xmalloc (strlen (search->name)
+ + strlen (entry->filename)
+ + sizeof "/.exe");
+
+ sprintf (string, "%s/%s.exe", search->name, entry->filename);
+
+ if (! ldfile_try_open_bfd (string, entry))
+ {
+ free (string);
+ return FALSE;
+ }
+
+ entry->filename = string;
+
+ return TRUE;
+}
+
+static int
+gld${EMULATION_NAME}_find_potential_libraries
+ (char *name, lang_input_statement_type *entry)
+{
+ return ldfile_open_file_search (name, entry, "", ".olb");
+}
+
+/* Place an orphan section. We use this to put random OVR sections.
+ Much borrowed from elf32.em. */
+
+static lang_output_section_statement_type *
+vms_place_orphan (asection *s,
+ const char *secname ATTRIBUTE_UNUSED,
+ int constraint ATTRIBUTE_UNUSED)
+{
+ static struct orphan_save hold_data =
+ {
+ "\$DATA\$",
+ SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_DATA,
+ 0, 0, 0, 0
+ };
+
+ /* We have nothing to say for anything other than a final link. */
+ if (link_info.relocatable
+ || (s->flags & (SEC_EXCLUDE | SEC_LOAD)) != SEC_LOAD)
+ return NULL;
+
+ /* Only handle data sections. */
+ if ((s->flags & SEC_DATA) == 0)
+ return NULL;
+
+ if (hold_data.os == NULL)
+ hold_data.os = lang_output_section_find (hold_data.name);
+
+ if (hold_data.os != NULL)
+ {
+ lang_add_section (&hold_data.os->children, s, hold_data.os);
+ return hold_data.os;
+ }
+ else
+ return NULL;
+}
+EOF
+
+LDEMUL_PLACE_ORPHAN=vms_place_orphan
+LDEMUL_BEFORE_PARSE=gld"$EMULATION_NAME"_before_parse
+LDEMUL_CREATE_OUTPUT_SECTION_STATEMENTS=gld"$EMULATION_NAME"_create_output_section_statements
+LDEMUL_FIND_POTENTIAL_LIBRARIES=gld"$EMULATION_NAME"_find_potential_libraries
+LDEMUL_OPEN_DYNAMIC_ARCHIVE=gld"$EMULATION_NAME"_open_dynamic_archive
diff --git a/ld/scripttempl/alphavms.sc b/ld/scripttempl/alphavms.sc
new file mode 100644
index 0000000..ed4ec68
--- /dev/null
+++ b/ld/scripttempl/alphavms.sc
@@ -0,0 +1,34 @@
+# Linker script for Alpha VMS systems.
+# Tristan Gingold <gingold@adacore.com>.
+
+PAGESIZE=0x10000
+
+cat <<EOF
+OUTPUT_FORMAT("${OUTPUT_FORMAT}")
+${LIB_SEARCH_DIRS}
+
+SECTIONS
+{
+ ${RELOCATING+. = ${PAGESIZE};}
+
+ \$DATA\$ ALIGN (${PAGESIZE}) : {
+ *(\$DATA\$)
+ *(\$LINK\$)
+ }
+ \$BSS\$ ALIGN (${PAGESIZE}) : {
+ *(\$BSS\$)
+ }
+ \$CODE\$ ALIGN (${PAGESIZE}) : {
+ *(\$CODE\$)
+ }
+ \$LITERAL\$ ALIGN (${PAGESIZE}) : {
+ *(\$LITERAL\$)
+ *(\$READONLY\$)
+ *(\$READONLY_ADDR\$)
+ }
+
+ \$DST\$ 0 : {
+ *(\$DST\$)
+ }
+}
+EOF
generated by cgit v1.1 at 2024-12-04 11:02:52 +0000