Commit Graph

618 Commits

Author SHA1 Message Date
Alexandre Oliva
eb0dfd58c8 * config/tc-mn10300.c (md_assemble): Simplify offset adjustment of
pc-relative relocations not placed at the end of the instruction.
2001-04-14 06:53:57 +00:00
Jim Wilson
1deb8127a2 Fix latent bug exposed by a gcc-3 bug fix.
* tc-ia64.c (is_conditional_branch): Return true for br, brl, and br.
	excluding br.i.
2001-04-14 03:51:40 +00:00
Jakub Jelinek
f5fa8ca231 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.
2001-04-13 00:34:36 +00:00
Alexandre Oliva
a8a22e3365 * expr.c (operand): Pass &c to md_parse_name().
* config/tc-ia64.h, config/tc-ppc.h, config/tc-tic54x.h: Adjust.
2001-04-12 07:03:10 +00:00
H.J. Lu
af9539e4e5 2001-04-07 Steven J. Hill <sjhill@cotw.com>
* config/tc-mips.c: Support ELF64 for traditional MIPS targets.

	* Makefile.am: (TARG_ENV_HFILES): Add tc-mips.h.
	* Makefile.in: Regenerated.

	* configure.in: Use traditional MIPS targets for Linux/MIPS.
	* configure: Regenerated.
2001-04-08 05:09:21 +00:00
Alexandre Oliva
4dfea10551 * config/tc-mn10300.c (xr_registers): Added `pc'. 2001-04-06 07:50:48 +00:00
Alan Modra
e66457fbf3 Fix more breakages from the multiple relax pass patch. 2001-04-05 04:21:36 +00:00
Hans-Peter Nilsson
ed67db7ab9 * config/tc-cris.c (cris_insn_first_word_frag): New.
(md_assemble): Call cris_insn_first_word_frag to get the first
	frag in an insn, not frag_more.  Don't call dwarf2_emit_insn at
	end.  Drop variable insn_size.
	(gen_bdap): Call cris_insn_first_word_frag, not frag_more.
	(cris_sym_leading_underscore): Wrap first as_bad parameter in _().
	(cris_sym_no_leading_underscore, s_cris_file, s_cris_loc): Ditto.
2001-04-04 04:23:20 +00:00
Hans-Peter Nilsson
c335d39444 * config/tc-cris.c (md_estimate_size_before_relax) <case
ENCODE_RELAX (STATE_CONDITIONAL_BRANCH, STATE_UNDF)>: Don't emit
	32-bit branch, just set fragP->fr_subtype.  Set fragP->fr_var.
	<all cases>: Always set fragP->fr_var using md_cris_relax_table.
	Add cases to cover all relax states.
2001-04-04 03:53:12 +00:00
Alan Modra
1a5447b835 Pass finalize_syms on calls to resolve_symbol_value. 2001-03-30 07:07:11 +00:00
Alan Modra
93c2a809af Prepare for multi-pass relaxation. 2001-03-30 00:06:10 +00:00
Hans-Peter Nilsson
d551a338e2 * config/tc-cris.h (tc_fix_adjustable): Allow only
BFD_RELOC_CRIS_32_GOTREL of the PIC relocs.
	* config/tc-cris.c (cris_get_pic_suffix): Correct reloc used in
	example to valid.
2001-03-29 02:29:38 +00:00
Alan Modra
8a238888b4 Default hppa64 to ".level 2.0w" 2001-03-28 14:13:46 +00:00
Nick Clifton
07855becf9 Do not optimize BFD_RELOC_390_GOTENT relocs.
Always generate relocs for VT_ relocs.
2001-03-26 19:38:33 +00:00
Nick Clifton
0285c67df1 Automate generate on man pages 2001-03-25 20:32:31 +00:00
Alan Modra
551c1ca176 Accept an absolute expression for index scale factor. 2001-03-25 05:57:09 +00:00
Hans-Peter Nilsson
08caf3f870 * config/tc-cris.[ch]: Tweak attribution. Fix typos. PIC support. 2001-03-23 05:27:42 +00:00
Alan Modra
2e98d2de04 Fix register name printed in warning message. 2001-03-19 11:28:20 +00:00
Stephane Carrez
e629c13fd6 * config/tc-m68hc11.c (md_pseudo_table): Recognize xrefb to comply
with 'Motorola specification for assembly language input standard'.
2001-03-18 10:14:13 +00:00
Jim Wilson
4d5a53ff76 Add local tag support. Don't flush instructions for .xdata directives.
* config/tc-ia64.c (md): New member keep_pending_output.
	(ia64_flush_pending_output): Flush only if md.keep_pending_output
	is not set.
	(dot_xdata): Turn on md.keep_pending_output for the duration of
	this function.
	(dot_xfloat_cons): Ditto.
	(dot_xstringer): Ditto.
	(dot_xdata_ua): Ditto.
	(dot_xfloat_cons_ua): Ditto.
	* config/tc-ia64.c (ia64_unrecognized_line, case '['): Add local
	label support.
2001-03-16 04:56:31 +00:00
Alexandre Oliva
19c0258a7f * config/tc-sh.c (parse_reg): Match capital MACH and MACL. 2001-03-16 02:11:05 +00:00
Alan Modra
f3c180aedc Support for @GOTOFF in .long expressions. 2001-03-13 04:37:13 +00:00
Nick Clifton
83e7603d4f Always set machine type based on cpu_variant. 2001-03-12 23:37:39 +00:00
Nick Clifton
f7e42eb4af Fix copyright notices 2001-03-08 23:24:26 +00:00
Alan Modra
1ae12ab72a * config/tc-i386.c (struct _i386_insn): Rename disp_reloc to reloc.
(md_assemble [smallest displacement]): Use correct field of i.op[] union.
(md_assemble [JumpInterSegment output]): Use correct i.disp_reloc[].
(md_assemble [immediate output]): Likewise.
2001-03-07 02:52:26 +00:00
Nick Clifton
4f3c3dbb37 Fix BLX(1) for Thumb 2001-03-06 22:33:47 +00:00
Nick Clifton
dc84e067cd Rest of the changes for Coldfire V4 2001-03-06 20:12:21 +00:00
Dave Brolley
a8150a8817 2001-03-02 Dave Brolley <brolley@redhat.com>
* config/tc-m32r.c (expand_debug_syms): Call frag_align_code rather than
	m32r_do_align.
2001-03-02 22:50:36 +00:00
Nick Clifton
e103941e86 Print warnings if NaNs are found and the target CPU does not support them 2001-03-02 18:43:13 +00:00
Andreas Jaeger
7c44d1d360 2001-02-28 Andreas Jaeger <aj@suse.de>, Bo Thorsen <bo@suse.de>
* config/tc-i386.c (tc_gen_reloc): Remove ugly hack which is not needed
	anymore since we use bfd_elf_generic_reloc now.
	(md_apply_fix3): Only apply hack for partial_inplace if not using RELA.
2001-02-28 12:49:40 +00:00
Nick Clifton
1af96959a1 Set SEC_NEVER_LOAD when the 'n' flag is used. 2001-02-27 01:56:26 +00:00
Nick Clifton
b653e7f90a Don't mark a fixup as done if it's against a symbol. 2001-02-23 18:32:51 +00:00
Timothy Wall
7463c317ad Added ia64-*-aix* configuration. 2001-02-22 17:16:38 +00:00
Jim Wilson
87f8eb977e Improve gas error messages for invalid instructions.
* cpu-ia64-opc.c (elf64_ia64_operands}: Fix typo: error string for
	C8 said "1" instead of "8".  Clarify error string for IMM22:
	"signed integer" instead of just "integer".
	* config/tc-ia64.c (enum operand_match_result): New type.
	(operand_match): Change return type to operand_match_result.
	Fix all returns appropriately, adding support for returning the
	out-of-range result.
	(parse_operands): New locals result, error_pos, out_of_range_pos,
	curr_out_of_range_pos.  Rewrite operand matching loop to give better
	error messages.
	* ia64-opc-d.c (ia64_opcodes_d): Break the "add" pattern into two
	separate variants: one for IMM22 and the other for IMM14.
	* ia64-asmtab.c: Regenerate.
2001-02-22 03:16:21 +00:00
Jim Wilson
33d01f331b Fix bugs in handling of the .restore directive.
* config/tc-ia64.c (struct unwind): Add member "prologue_count".
	(dot_proc): Clear unwind.prologue_count to zero.
	(dot_prologue): Increment unwind.prologue_count.
	(dot_restore): If second operand is omitted, use
	unwind.prologue_count -1 for "ecount" (# of additional regions to
	pop).  Decrement unwind.prologue_count by number of regions
	popped.
2001-02-21 22:39:59 +00:00
Kazu Hirata
5cd4edbed2 2001-02-20 Kazu Hirata <kazu@hxi.com>
* tc-pdp11.c: Fix formatting.
	* tc-pdp11.h: Likewise.
2001-02-21 00:04:47 +00:00
Andreas Jaeger
80b3ee89ae 2001-02-20 Bo Thorsen <bo@suse.de>
* config/tc-i386.c (tc_i386_fix_adjustable): Fix GOTPCREL GOT
	  entry.
2001-02-20 09:48:45 +00:00
David O'Brien
cac5b87b93 001-02-18 David O'Brien <obrien@FreeBSD.org>
* configure.in (cpu_type, arch): Add a generic FreeBSD specification as
	all FreeBSD platforms should look the same at this level.
	* configure: Rebuilt.
	* config/tc-i386.c: Add support for old FreeBSD a.out hosts.

Approved by:  Philip Blundell <philb@gnu.org>
              Message-Id: <E14URxF-00023n-00@kings-cross.london.uk.eu.org>
2001-02-19 06:40:29 +00:00
Nick Clifton
e135f41bc2 Add PDP-11 support 2001-02-18 23:33:11 +00:00
Jim Wilson
fa1cb89ccc Address comment from Richard about relocs always needing a type.
* config/tc-ia64.c (operand_match, case TAG13): Make a BFD_RELOC_UNUSED
	reloc instead of a 0 reloc.
	(md_apply_fix3): Check for BFD_RELOC_UNUSED instead of 0, and mark it
	as done.
	* config/tc-ia64.h (TC_RELOC_RTSYM_LOC_FIXUP): Likewise.
2001-02-14 01:46:10 +00:00
Ian Lance Taylor
c842b53ae1 * write.c (is_dnrange): Stop as soon as the address becomes
larger.
	(relax_frag): Add segment parameter.  Only call symbol_get_frag
	once.  Only call is_dnrange if the symbol is in the same segment,
	and the symbol address is larger.
	(relax_segment): Pass segment to md_relax_frag and relax_frag.
	* write.h (relax_frag): Update declaration.
	* config/tc-fr30.c (fr30_relax_frag): Add segment parameter.  Pass
	it to relax_frag.
	* config/tc-m32r.c (m32r_relax_frag): Likewise.
	* config/tc-m32r.h (md_relax_frag): Add segment parameter.
	(m32r_relax_frag): Update declaration.
	* config/tc-mips.h (md_relax_frag): Add segment parameter.
	* config/tc-tic54x.h (md_relax_frag): Likewise.
	* doc/internals.texi (CPU backend): Update documentation for
	md_relax_frag.
2001-02-13 21:27:52 +00:00
Alan Modra
fddf5b5bc2 Handle long jumps for .code16 and .arch < 386 by using a two
instruction sequence consisting of a conditional jump of the
opposite sense around an unconditional jump to the target.
Add jumps/nojumps .arch modifier.
2001-02-13 12:44:19 +00:00
Jan Hubicka
23df107806 * elf64-x86-64.c (x86_64_elf_howto): Fix name of R_X86_64_GOTPCREL.
* tc-i386.c (i386_displacement): Fix handling of
	BFD_RELOC_X86_64_GOTPCREL.
	(i386_validate_fix): Likewise.
2001-02-12 16:47:15 +00:00
Phil Blundell
b1e2e654ad 2001-02-12 Philip Blundell <pb@futuretv.com>
* config/tc-arm.c (do_ldst): Improve warnings for unpredictable
	ldrt/strt instructions.
2001-02-12 13:32:25 +00:00
Nick Clifton
708b82c780 fix formatting 2001-02-11 23:22:25 +00:00
Nick Clifton
9117d2197e Apply several patches from Maciej W. Rozycki 2001-02-11 23:11:41 +00:00
Chris Demetriou
0f074f60a4 2001-02-10 Chris Demetriou <cgd@broadcom.com>
* config/tc-mips.c (md_parse_option): Don't try to compile
        ELF-only option code if not ELF.
2001-02-10 21:41:12 +00:00
Richard Henderson
91a2ae2a30 * config/tc-ia64.h (md_elf_section_type): New macro.
(ELF_TC_SPECIAL_SECTIONS): Drop .IA_64.unwind and .IA_64.unwind_info
        (they're now handled via ia64_elf_section_type.

        * config/tc-ia64.c (unwind): New members saved_text_seg,
        saved_text_subseg, and force_unwind_entry.
        (optimize_unw_records): New function to optimize away unnecessary
        unwind directives.
        (ia64_elf_section_type): New function.
        (output_unw_records): Generate unwind info only if the size is
        non-zero or if it's forced for some other reason (e.g.,
        handlerdata or a personality routine).
        (generate_unwind_image): Don't switch back to previous
        section---stay inside the unwind info section instead so that
        handlerdata that may follow goes into the right place.
        (dot_handlerdata): Force generation of unwind entry and save the
        current active text segment before generating unwind image.
        (dot_unwentry): Force generation of unwind entry.
        (dot_personality): Ditto.
        (dot_endp): Generate unwind table entry only if there is
        some unwind info or the unwind entry was forced.

        * config/tc-ia64.c (make_unw_section_name): New macro to form
        unwind section name.
        (generate_unwind_image): Add "text_name" argument.  Use it to
        form unwind section name.
        (dot_handlerdata): Determine current segment (section) name and
        pass it to generate_unwind_image().
        (dot_endp): Determine current segment (section) name and use
        it to determine the appropriate unwind section name.
        (ia64_md_do_align): Add missing ATTRIBUTE_UNUSED declarations to
        n, fill, and max arguments.
2001-02-10 01:42:04 +00:00
Nick Clifton
a85d7ed0f0 Add s390 support 2001-02-10 00:58:38 +00:00
Alexandre Oliva
de68de201f * config/tc-sh.c (md_pseudo_table): Add uaquad. Use s_uacons for
2byte, 4byte and 8byte.
2001-02-09 18:21:42 +00:00