* tc-h8300.c (tc_crawl_symbol_chain, tc_headers_hook): Don't
define for BFD_ASSEMBLER.
(tc_reloc_mangle): Likewise.
(tc_gen_reloc): New function for BFD_ASSEMBLER.
More of Joern's patches with minor changes s/OBJ_ELF/BFD_ASSEMBLER/
assorted coff relocations to the corresponding elf relocations.
* tc-h8300.h (TARGET_ARCH, TARGET_FORMAT): Define appropriately.
More of Joern's patches.
* configure: Regenerate.
* config/tc-ppc.c (PPC_LO, PPC_HI, PPC_HA, PPC_HIGHER,
PPC_HIGHERA, PPC_HIGHEST, PPC_HIGHESTA, SEX16): New macros.
(md_assemble): Use them.
(ppc_machine): Support stub for ELF64 as well as XCOFF.
(md_pseudo_table): Add "llong", "quad".
(md_parse_option): Match default_cpu of powerpc*.
(ppc_arch): Likewise.
(ppc_subseg_align): Only for OBJ_XCOFF.
(ppc_target_format): Return elf64-powerpc strings for 64 bit ELF.
(md_begin): Select PPC_OPCODE_64 for 64 bit.
(ppc_insert_operand): Don't bother testing 'file' before calling
as_bad_where. Use as_bad_where for operand->insert errors.
(mapping): Add ELF64 relocation modifiers.
(ppc_elf_suffix): Replace symbol on BFD_RELOC_PPC64_TOC reloc
expressions with abs_symbol.
(ppc_elf_cons): Correct offset for little endian targets.
(ppc_elf_frob_symbol): New.
(md_assemble): Add support for 64 bit ELF relocs.
(ppc_tc): Ensure 8 byte alignment when 64 bit.
(ppc_is_toc_sym): Only define for OBJ_XCOFF and OBJ_ELF. Match
".toc" section for 64 bit ELF.
(ppc_fix_adjustable): New. Macro body moved from tc-ppc.h.
(md_apply_fix3): Silence warning with ATTRIBUTE_UNUSED. Only do
the ppc_is_toc_sym check for OBJ_XCOFF and OBJ_ELF. For 64 bit,
use BFD_RELOC_PPC64_TOC16_DS instead of BFD_RELOC_PPC_TOC16.
Expand on comments, error message. Add support for 64 bit relocs,
and use PPC_HI etc. macros.
* config/tc-ppc.h (MAX_MEM_FOR_RS_ALIGN_CODE): Define.
(HANDLE_ALIGN): Define to generate nops in code sections rather
than zeros.
(TC_FORCE_RELOCATION): Force for BFD_RELOC_PPC64_TOC.
(ELF_TC_SPECIAL_SECTIONS): Add 64 bit ELF sections.
(tc_fix_adjustable): Move body of macro to tc-ppc.c.
(ppc_fix_adjustable): Declare.
(tc_frob_symbol): Define.
(ppc_elf_frob_symbol): Declare.
value, not the word beyond maximum.
* tc_mips.c (macro_build_lui): Code cleanup.
(macro): Reflect change to MAX_GPREL_OFFSET.
(mips_ip): Check explicitly against S_EX_NONE.
(my_get_SmallExpression): parse for %gp_rel, not %gprel.
(md_apply_fix): Code cleanup.
return values.
(mips_ip): Use the new return values instead of characters. Add
support for %higher and %highest.
(LP): Remove.
(RP): Remove.
(my_getSmallExpression): Make parsing case insensitive and more
reliable. Add support for %higher and %highest. Further support to
parse %gprel and %neg is implemented but currently deactivated.
-mipsX is specified. Make both -mcpu/-march and -mcpu/-mtune pairs
mutually exclusive (if they are different).
(md_parse_option): Warn if an -march/-mtune/-mcpu/-m<cpu> option is
set more than once.
* config/tc-mips.c (mips_fp32, mips_32bit_abi): New static variables.
(md_long_opts): Add -mfp32 option.
(md_parse_option): Handle it. Set mips_32bit_abi given -mabi=32.
(md_show_usage): Show usage for -mfp32 and -mgp32.
(HAVE_32BIT_GPRS, HAVE_32BIT_FPRS): New macros.
(HAVE_64BIT_GPRS, HAVE_64BIT_FPRS): New macros, inverse of the above.
(HAVE_32BIT_ADDRESSES): New macro.
(load_register): Use HAVE_32BIT_GPRS to determine the register width.
(load_address): Use HAVE_32BIT_ADDRESSES to determine the address size.
(s_cprestore, s_cpadd): Likewise.
(macro): Use HAVE_32BIT_GPRS to determine the width of registers
used in branch and M_LI_D macros. Use HAVE_64BIT_FPRS to determine
the width registers used in M_LI_DD macros. Use HAVE_32BIT_ADDRESSES
to determine the width of addresses in load, store and jump macros.
(macro2): Use HAVE_32BIT_GPRS to determine the width of registers
used in set instructions; do not check the address size for them.
Use HAVE_32BIT_ADDRESSES to determine the width of addresses in
unaligned load and store macros.
(mips_ip): Use the new macros to check the width of a register when
processing float constants. Force a constant into memory if it is
destined for an FPR and the FPRs are wider than the GPRs. Warn about
odd FPR numbers if HAVE_32BIT_FPRS. Use HAVE_32BIT_GPRS rather
than mips_gp32 to select synthetic instructions.
(macro_build): Use HAVE_32BIT_GPRS rather than mips_gp32 to select
synthetic instructions.
* config/tc-mips.c (md_estimate_size_before_relax): Make sure
we treat weak like extern only for ELF.
(mips_fix_adjustable): Make sure we don't adjust extern/weak
symbols only for ELF.
"isbranch" param as all calls have it set.
(pa_parse_neg_cmpsub_cmpltr): Likewise.
(pa_parse_nonneg_add_cmpltr): Likewise. Remember result of
strcasecmp in "nullify" var.
(pa_parse_neg_add_cmpltr): Likewise.
(pa_ip): Don't "save_s" unnecessarily. Update calls to above
functions. Don't print wrong conditions in error messages.
* config/obj-elf.c (obj_elf_section): md_elf_section_change_data_hook
added to grab section information after it's been extracted from the
.section directive.
* cgen.c (gas_cgen_save_fixups): Modified to allow more than one
set of fixups to be stored.
(gas_cgen_restore_fixups): Modified to allow the fixup chain to be
restored to be chosen from any that are saved.
(gas_cgen_swap_fixups): Modified to allow the current set of
fixups to be swapped with any other set that has been saved.
(gas_cgen_initialize_saved_fixups_array): New routine.
* cgen.h: Modifed prototypes for gas_cgen_save_fixups,
gas_cgen_restore_fixups, and gas_cgen_swap_fixups. Added definitions
or MAX_SAVED_FIXUP_CHAINS.
* config/tc-m32r.c (assemble_two_insns): Changed calls to fixup
store, swap and restore fuctions to reflect the new interface.
* config/tc-ia64.c (special_section): Add SPECIAL_SECTION_INIT_ARRAY
and SPECIAL_SECTION_FINI_ARRAY.
(special_section_name): Add .init_array and .fini_array.
(md_pseudo_table): Add init_array and fini_array.
(md): Add pointer_size and pointer_size_shift fields.
(setup_unwind_header): New static function.
(output_unw_records): Modify to use setup_unwind_header.
(generate_unwind_image, dot_endp): Modify to use md.pointer_size and
md.pointer_size_shift.
(md_begin): Initialize md.pointer_size and md.pointer_size_shift.
* config/tc-mips.c (md_apply_fix): Prevent addend from becoming zero
if it's expected to be non-zero.
[gas/testsuite]
* gas/mips/elf-rel3.s: Add zero word to end of file.
* config/tc-m88k.c (md_number_to_imm): Remove; unused since 1993.
(emit_relocations): Ditto.
(s_bss): Ditto.
(md_begin): Reformat comments to conform to the GNU standards.
(md_assemble): Ditto.
2001-06-24 Ben Elliston <bje@redhat.com>
* config/tc-m88k.c (get_reg): Adjust type of `reg_prefix' to char.
(md_parse_option): Mark parameters as unused.
(md_show_usage): Ditto.
(calcop): Adjust type of `reg_prefix' to char.
(get_reg): Ditto.
(getval): Adjust type of local `c' to char.
(md_create_short_jump): Mark from_addr, to_addr params as unused.
(md_create_long_jump): Ditto.
(md_estimate_size_before_relax): Mark parameters as unused.
(md_apply_fix): Use it here. Replace printf with equivalent
as_bad_where.
(tc_gen_reloc): Use as_bad_where instead of as_bad.
(md_apply_fix): Here too.
* config/tc-i386.c (tc_gen_reloc): Use as_bad_where instead of as_bad.
* config/tc-m68k.c (tc_gen_reloc): Likewise.
(md_convert_frag_1): Likewise.
* NEWS: Updated for the new -n option for the MIPS assembler.
* config/tc-mips.c (md_show_usage): Add -n.
* doc/as.texinfo: Document the new -n option.
* doc/c-mips.texi: Likewise.
* doc/as.1: Regenerated.
* config/tc-mips.c (warn_nops): New variable. Set to 0 to
disable warning about all NOPS that the assembler generates.
(macro): Warn NOPS generated only if warn_nops is not 0.
(md_shortopts): Add `n'.
(md_parse_option): Set warn_nops to 1 for `n'.
* config/tc-mips.c (md_apply_fix): Don't adjust common
extern/weak symbols for ELF.
(md_estimate_size_before_relax): Treat weak like extern for
ELF.
(mips_fix_adjustable): Don't adjust extern/weak symbols for
ELF.
* Makefile.in: Regenerate.
* config/tc-mips.c (mips16_mark_labels): Reduce number of calls to
S_GET_VALUE by using a temp.
(append_insn): Likewise, and for S_GET_VALUE too.
(mips_emit_delays): Likewise.
(my_getExpression): Likewise.
(md_apply_fix): Likewise. Use "valueT" rather than "long" for "value".
(mips16_extended_frag): Remove code concerned with avoiding
locking in a frag address now that symbols are not finalized until
relaxation is complete. Cater for first relaxation pass having
bogus addresses. Use relax_marker to reliably determine whether a
symbol frag has been reached on the current pass.
as relaxable if embedded system, make weak syms non-relaxable.
Move definition..
(tc_m68k_fix_adjustable): ..so it can be used here.
(md_apply_fix_2): Sign extend without conditional.
optimize differences between symbols in code sections to
constants.
(mn10300_fix_adjustable): Don't adjust to section+offset
relocations pointing at symbols in code sections.
sections as well.
(elfNN_ia64_final_write_processing): Map .gnu.linkonce.ia64unw.FOO
to .gnu.linkonce.t.FOO text section.
* readelf.c (process_unwind): Print all unwind sections, not just
one.
* config/tc-ia64.c (special_linkonce_name): New.
(make_unw_section): Map .gnu.linkonce.t.FOO text section into
.gnu.linkonce.ia64unw{,i}.FOO.
(ia64_elf_section_type): Handle .gnu.linkonce.ia64unw{,i}.FOO.
(dot_endp): Add comment about it.
* elf/ia64.h (ELF_STRING_ia64_unwind_once): Define.
(ELF_STRING_ia64_unwind_info_once): Define.
* emulparams/elf64_ia64.sh (OTHER_READONLY_SECTIONS): Put
.gnu.linkonce.ia64unw{,i} sections into corresponding .IA_64.unwind*
output sections.
* emulparams/elf64_aix.sh (OTHER_READONLY_SECTIONS): Likewise.
* 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.
(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.
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.
* 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.
(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.
* 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.
* 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.
* 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.
* 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>
* 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.
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.
instruction sequence consisting of a conditional jump of the
opposite sense around an unconditional jump to the target.
Add jumps/nojumps .arch modifier.
(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.
function to select the header according to the cpu.
(md_after_pass_hook, md_do_align): Remove.
(md_cleanup, m68hc11_cleanup): Remove.
(md_pcrel_from_section): Declare.
* config/tc-m68hc11.c (build_dbranch_insn): Remove insn_size.
(build_jump_insn, build_insn): Likewise.
(m68hc11_listing_header): New function.
(m68hc11_cleanup): Remove.
Jeff Law