ld/

	(eelf32_tic6x_linux_be.c, eelf32_tic6x_linux_le.c,
	eelf32_tic6x_elf_be.c, eelf32_tic6x_elf_le.c): New rules.
	* Makefile.am (ALL_EMULATIONS): Add these files.
	(eelf32_tic6x_be.c, eelf32_tic6x_le.c): Depend on tic6xdsbt.em.
	* Makefile.in: Regenerated.
	* emultempl/tic6xdsbt.em (is_tic6x_target): Allow more tic6x target
	vectors.
	* emulparams/elf32_tic6x_elf_be.sh: New file.
	* emulparams/elf32_tic6x_elf_le.sh: New file.
	* emulparams/elf32_tic6x_linux_be.sh: New file.
	* emulparams/elf32_tic6x_linux_le.sh: New file.
	* configure.tgt (tic6x-*-elf, tic6x-*-uclinux): New.
	(tic6x-*-*): Replaced by these.

	ld/testsuite/
	* ld-tic6x/dsbt.ld (OUTPUT_FORMAT): Add.
	* ld-tic6x/tic6x.exp: Add OSABI tests.

	bfd/
	* config.bfd (tic6x-*-elf, tic6x-*-uclinux): New.
	(tic6x-*-*): Replaced by these.
	* elf32-tic6x.c (elf32_tic6x_set_osabi): New static function.
	(elf32_tic6x_check_relocs): Create dynamic sections if -shared.
	(elf_backend_relocs_compatible, elf_backend_post_process_headers):
	Define.
	(elf32_bed, TARGET_LITTLE_SYM, TARGET_LITTLE_NAME, TARGET_BIG_SYM,
	TARGET_BIG_NAME, ELF_OSABI): Redefine twice, and include
	"elf32-target.h" two more times.
	* configure.in: Handle bfd_elf32_tic6x_linux_be_vec,
	bfd_elf32_tic6x_linux_le_vec, bfd_elf32_tic6x_elf_be_vec and
	bfd_elf32_tic6x_elf_le_vec.
	* configure: Regenerate.

2 files changed, 68 insertions, 0 deletions

diff --git a/ld/testsuite/ld-tic6x/dsbt.ld b/ld/testsuite/ld-tic6x/dsbt.ld
index fd41608..ff162f3 100644
--- a/ld/testsuite/ld-tic6x/dsbt.ld
+++ b/ld/testsuite/ld-tic6x/dsbt.ld
@@ -1,3 +1,5 @@
+OUTPUT_FORMAT("elf32-tic6x-le", "elf32-tic6x-le",
+	      "elf32-tic6x-le")
 EXTERN (__c6xabi_DSBT_BASE);
 SECTIONS
 {
diff --git a/ld/testsuite/ld-tic6x/tic6x.exp b/ld/testsuite/ld-tic6x/tic6x.exp
index 9bcb554..5d7b107 100644
--- a/ld/testsuite/ld-tic6x/tic6x.exp
+++ b/ld/testsuite/ld-tic6x/tic6x.exp
@@ -112,3 +112,69 @@ set shlibtests {
 }
 
 run_ld_link_tests $shlibtests
+
+if { [istarget tic6x-*-elf] } {
+    set expected_osabi "Bare-metal C6000"
+} elseif { [istarget tic6x-*-uclinux] } {
+    set expected_osabi "Linux C6000"
+} else {
+    return
+}
+
+if { ![ld_assemble_flags $as "-mpic -mpid=near" $srcdir/$subdir/shlib-1.s tmpdir/shlib-1.o]
+     || ![ld_assemble_flags $as "-mpic -mpid=near" $srcdir/$subdir/shlib-2.s tmpdir/shlib-2.o]
+     || ![ld_assemble $as $srcdir/$subdir/shlib-app-1.s tmpdir/shlib-app-1.o]
+     || ![ld_assemble_flags $as "-mpic -mpid=near -mbig-endian" $srcdir/$subdir/shlib-1.s tmpdir/shlib-1b.o]
+     || ![ld_assemble_flags $as "-mpic -mpid=near -mbig-endian" $srcdir/$subdir/shlib-2.s tmpdir/shlib-2b.o]
+     || ![ld_assemble_flags $as -mbig-endian $srcdir/$subdir/shlib-app-1.s tmpdir/shlib-app-1b.o]
+     || ![ld_simple_link $ld tmpdir/libtest.so "-shared tmpdir/shlib-1.o tmpdir/shlib-2.o"]
+     || ![ld_simple_link $ld tmpdir/libtestb.so "-shared -EB tmpdir/shlib-1b.o tmpdir/shlib-2b.o"]
+     || ![ld_simple_link $ld tmpdir/shlib.o "-r tmpdir/shlib-1.o tmpdir/shlib-2.o"]
+     || ![ld_simple_link $ld tmpdir/shlibb.o "-r -EB tmpdir/shlib-1b.o tmpdir/shlib-2b.o"]
+     || ![ld_simple_link $ld tmpdir/dynapp-1 "tmpdir/libtest.so tmpdir/shlib-app-1.o"]
+     || ![ld_simple_link $ld tmpdir/dynapp-1b "-EB tmpdir/libtestb.so tmpdir/shlib-app-1b.o"] } {
+    unresolved "TIC6X OSABI tests"
+    return
+}
+
+# A procedure to check the OS/ABI field in the ELF header of a binary file.
+proc check_osabi_tic6x { test_name binary_file } {
+    global READELF
+    global READELFFLAGS
+    global expected_osabi
+
+    set cmd "$READELF $READELFFLAGS --file-header $binary_file"
+    send_log "$cmd\n"
+    set got [remote_exec host [concat sh -c [list "$cmd >dump.out"]] "" "/dev/null"]
+
+    if { [lindex $got 0] != 0 || ![string match "" [lindex $got 1]] } then {
+	send_log "$got\n"
+	unresolved "$test_name"
+	remote_file build delete "dump.out"
+	return
+    }
+    remote_upload host "dump.out"
+
+    if { ![regexp "\n\[ \]*OS/ABI:\[ \]*(.+)\n\[ \]*ABI" \
+	   [file_contents dump.out] nil osabi] } {
+	verbose "proc check_osabi_tic6x: Readelf failed to extract an ELF header from $binary_file"
+	unresolved "$test_name"
+    } elseif { $osabi == $expected_osabi } {
+	pass "$test_name"
+    } else {
+	verbose "Expected OSABI: $expected_osabi, Obtained osabi: $osabi"
+	fail "$test_name"
+    }
+    remote_file build delete "dump.out"
+    remote_file host delete "dump.out"
+}
+
+check_osabi_tic6x "C6X shared library OSABI, LE" tmpdir/libtest.so
+check_osabi_tic6x "C6X shared library OSABI, BE" tmpdir/libtestb.so
+check_osabi_tic6x "C6X dynamic app OSABI, LE" tmpdir/dynapp-1
+check_osabi_tic6x "C6X dynamic app OSABI, BE" tmpdir/dynapp-1b
+
+set expected_osabi "UNIX - System V"
+
+check_osabi_tic6x "C6X relocatable link OSABI, LE" tmpdir/shlib.o
+check_osabi_tic6x "C6X relocatable link OSABI, BE" tmpdir/shlibb.o