aboutsummaryrefslogtreecommitdiff
path: root/ld/emultempl/bfin.em
diff options
context:
space:
mode:
authorJie Zhang <jie.zhang@analog.com>2008-07-11 19:24:39 +0000
committerJie Zhang <jie.zhang@analog.com>2008-07-11 19:24:39 +0000
commit8c6845782707f98080fa789050c9d70afadb1842 (patch)
treee2d2297cb36dec999b811c330fe3ad93bb75297f /ld/emultempl/bfin.em
parenta0d21d280839472b02a86175045b7482ae301fb9 (diff)
downloadgdb-8c6845782707f98080fa789050c9d70afadb1842.zip
gdb-8c6845782707f98080fa789050c9d70afadb1842.tar.gz
gdb-8c6845782707f98080fa789050c9d70afadb1842.tar.bz2
bfd/
* elf.c (_bfd_elf_map_sections_to_segments): Don't put executable sections into the same segment with other read only sections if --sep-code. * elf32-bfin.c (elf32_bfin_code_in_l1): New variable. (elf32_bfin_data_in_l1): New variable. (elf32_bfin_final_write_processing): New. (elf32_bfin_special_sections[]): New. (elf_backend_final_write_processing): Define. (elf_backend_special_sections): Define. binutils/ * readelf.c (get_machine_flags): Deal with Blackfin specific flags. include/ * bfdlink.h (struct bfd_link_info): Add sep_code member variable. * elf/bfin.h (EF_BFIN_CODE_IN_L1): Define. (EF_BFIN_DATA_IN_L1): Define. ld/ * Makefile.am (eelf32bfin.c): Depend on bfin.em. (eelf32bfinfd.c): Likewise. * Makefile.in: Regenerate. * gen-doc.texi: Set Blackfin. * ld.texinfo: Document --sep-code and Blackfin specific options. * ldmain.c (main): Initialize link_info.sep_code. * lexsup.c (enum option_values): Add OPTION_SEP_CODE. (ld_options[]): Add --sep-code. (parse_args): Deal with --sep-code. * emulparams/bfin.sh (EXTRA_EM_FILE): Define. * emulparams/elf32bfinfd.sh (OTHER_SECTIONS): Define. * emultempl/bfin.em: New file.
Diffstat (limited to 'ld/emultempl/bfin.em')
-rw-r--r--ld/emultempl/bfin.em64
1 files changed, 64 insertions, 0 deletions
diff --git a/ld/emultempl/bfin.em b/ld/emultempl/bfin.em
new file mode 100644
index 0000000..326537d
--- /dev/null
+++ b/ld/emultempl/bfin.em
@@ -0,0 +1,64 @@
+# This shell script emits a C file. -*- C -*-
+# Copyright 2006 Free Software Foundation, Inc.
+#
+# 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., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA.
+#
+
+# This file is sourced from elf32.em, and defines extra bfin-elf
+# specific routines.
+#
+cat >>e${EMULATION_NAME}.c <<EOF
+
+#include "elf-bfd.h"
+
+/* Whether to put code in Blackfin L1 SRAM. */
+extern bfd_boolean elf32_bfin_code_in_l1;
+
+/* Whether to put (writable) data in Blackfin L1 SRAM. */
+extern bfd_boolean elf32_bfin_data_in_l1;
+
+EOF
+
+
+# Define some shell vars to insert bits of code into the standard elf
+# parse_args and list_options functions.
+#
+PARSE_AND_LIST_PROLOGUE='
+#define OPTION_CODE_IN_L1 300
+#define OPTION_DATA_IN_L1 301
+'
+
+PARSE_AND_LIST_LONGOPTS='
+ { "code-in-l1", no_argument, NULL, OPTION_CODE_IN_L1 },
+ { "data-in-l1", no_argument, NULL, OPTION_DATA_IN_L1 },
+'
+
+PARSE_AND_LIST_OPTIONS='
+ fprintf (file, _("\
+ --code-in-l1 Put code in l1.\n\
+ --data-in-l1 Put data in l1.\n"
+ ));
+'
+
+PARSE_AND_LIST_ARGS_CASES='
+ case OPTION_CODE_IN_L1:
+ elf32_bfin_code_in_l1 = TRUE;
+ break;
+ case OPTION_DATA_IN_L1:
+ elf32_bfin_data_in_l1 = TRUE;
+ break;
+'