bfd/

	* libbfd-in.h (_bfd_merge_section): New.
	(_bfd_write_merged_section): New.
	(_bfd_merged_section_offset): New.
	* libbfd.h: Rebuilt.
	* linker.c (_bfd_generic_link_output_symbols): Handle
	discard_sec_merge.
	* aoutx.h (aout_link_write_symbols): Likewise.
	* pdp11.c (aout_link_write_symbols): Likewise.
	* elflink.h (elf_link_add_object_symbols): Call _bfd_merge_section.
	(elf_bfd_final_link): Adjust global symbols pointing into SEC_MERGE
	sections.
	(elf_link_sec_merge_syms): New.
	(elf_link_input_bfd): Call _bfd_merged_section_offset
	and _bfd_write_merged_section.
	Handle discard_sec_merge.
	* elf-bfd.h (struct elf_link_hash_table): Add merge_info
	field.
	(struct bfd_elf_section_data): Likewise.
	* elf.c (_bfd_elf_make_section_from_shdr): Set SEC_MERGE and
	SEC_STRINGS section flags and entsize from their ELF counterparts.
	(_bfd_elf_link_hash_table_init): Initialize merge_info.
	(elf_fake_sections): Set SHF_MERGE, SHF_STRINGS and sh_entsize
	from their BFD counterparts.
	* merge.c: New file.
	* Makefile.am: Add strtab.lo.
	* Makefile.in: Rebuilt.
include/
	* bfdlink.h (bfd_link_discard): Add discard_sec_merge.
gas/
	* config/obj-elf.c (obj_elf_change_section): Add entsize argument,
	handle SHF_MERGE and SHF_STRINGS.
	(obj_elf_parse_section_letters): Set SHF_MERGE and SHF_STRINGS.
	(obj_elf_section): Allow additional argument specifying entity size.
	* write.c (adjust_reloc_syms): Keep relocations against local symbols
	in SEC_MERGE sections.
ld/
	* ldmain.c (main): Default to discard_sec_merge.
	* lexsup.c (OPTION_DISCARD_NONE): Define.
	(ld_options): Add --discard-none.
	(parse_args): Handle OPTION_DISCARD_NONE.
	* ldlang.c (wild_doit): SEC_MERGE should be set in the output
	section only if SEC_MERGE and SEC_STRINGS flags and entsize of
	all its input sections match.

1 files changed, 4 insertions, 3 deletions

diff --git a/bfd/Makefile.in b/bfd/Makefile.in
index d854346..670cd1b 100644
--- a/bfd/Makefile.in
+++ b/bfd/Makefile.in
@@ -144,10 +144,10 @@ BFD_H = bfd.h
 # for the debugger, so if you are downloading things as S-records you
 # need two copies of the executable, one to download and one for the
 # debugger).
-BFD_LIBS =  	archive.lo archures.lo bfd.lo cache.lo coffgen.lo corefile.lo 	format.lo init.lo libbfd.lo opncls.lo reloc.lo 	section.lo syms.lo targets.lo hash.lo linker.lo 	srec.lo binary.lo tekhex.lo ihex.lo stabs.lo stab-syms.lo 	dwarf2.lo
+BFD_LIBS =  	archive.lo archures.lo bfd.lo cache.lo coffgen.lo corefile.lo 	format.lo init.lo libbfd.lo opncls.lo reloc.lo 	section.lo syms.lo targets.lo hash.lo linker.lo 	srec.lo binary.lo tekhex.lo ihex.lo stabs.lo stab-syms.lo 	merge.lo dwarf2.lo
 
 
-BFD_LIBS_CFILES =  	archive.c archures.c bfd.c cache.c coffgen.c corefile.c 	format.c init.c libbfd.c opncls.c reloc.c 	section.c syms.c targets.c hash.c linker.c 	srec.c binary.c tekhex.c ihex.c stabs.c stab-syms.c 	dwarf2.c
+BFD_LIBS_CFILES =  	archive.c archures.c bfd.c cache.c coffgen.c corefile.c 	format.c init.c libbfd.c opncls.c reloc.c 	section.c syms.c targets.c hash.c linker.c 	srec.c binary.c tekhex.c ihex.c stabs.c stab-syms.c 	merge.c dwarf2.c
 
 
 # This list is alphabetized to make it easier to keep in sync
@@ -261,7 +261,7 @@ LTLIBRARIES =  $(lib_LTLIBRARIES)
 libbfd_la_OBJECTS =  archive.lo archures.lo bfd.lo cache.lo coffgen.lo \
 corefile.lo format.lo init.lo libbfd.lo opncls.lo reloc.lo section.lo \
 syms.lo targets.lo hash.lo linker.lo srec.lo binary.lo tekhex.lo \
-ihex.lo stabs.lo stab-syms.lo dwarf2.lo
+ihex.lo stabs.lo stab-syms.lo merge.lo dwarf2.lo
 CFLAGS = @CFLAGS@
 COMPILE = $(CC) $(DEFS) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS)
 LTCOMPILE = $(LIBTOOL) --mode=compile $(CC) $(DEFS) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS)
@@ -887,6 +887,7 @@ stabs.lo: stabs.c $(INCDIR)/filenames.h $(INCDIR)/aout/stab_gnu.h \
   $(INCDIR)/aout/stab.def
 stab-syms.lo: stab-syms.c libaout.h $(INCDIR)/bfdlink.h \
   $(INCDIR)/aout/aout64.h $(INCDIR)/aout/stab.def
+merge.lo: merge.c $(INCDIR)/filenames.h
 dwarf2.lo: dwarf2.c $(INCDIR)/filenames.h $(INCDIR)/libiberty.h \
   elf-bfd.h $(INCDIR)/elf/common.h $(INCDIR)/elf/internal.h \
   $(INCDIR)/elf/external.h $(INCDIR)/bfdlink.h $(INCDIR)/elf/dwarf2.h