Nick Clifton [Thu, 14 Oct 2004 09:36:54 +0000 (09:36 +0000)]
(usage): Fix description of --special-syms switch.
Alan Modra [Thu, 14 Oct 2004 00:00:14 +0000 (00:00 +0000)]
daily update
gdbadmin [Thu, 14 Oct 2004 00:00:03 +0000 (00:00 +0000)]
*** empty log message ***
Kevin Buettner [Wed, 13 Oct 2004 21:40:41 +0000 (21:40 +0000)]
* ia64-linux-nat.c (fill_gregset, fill_fpregset): Replace
references to deprecated_registers[] with equivalent code.
Daniel Jacobowitz [Wed, 13 Oct 2004 19:07:11 +0000 (19:07 +0000)]
* dw2-intercu.S, dw2-intercu.exp: New files.
H.J. Lu [Wed, 13 Oct 2004 18:14:40 +0000 (18:14 +0000)]
2004-10-13 H.J. Lu <hongjiu.lu@intel.com>
PR 440
* coffcode.h (coff_compute_section_file_positions): Cast to
bfd_vma when computing page alignment.
Mark Mitchell [Wed, 13 Oct 2004 17:45:31 +0000 (17:45 +0000)]
* elf32-arm.h (elf32_arm_finish_dynamic_sections): Use file
offsets, not VMAs, for DT_VERSYM, DT_VERDEF, DT_VERNEED.
* scripttempl/armbpabi.sc: Do not put .gnu.version.* into a
loadable segment.
Kevin Buettner [Wed, 13 Oct 2004 16:38:22 +0000 (16:38 +0000)]
* rs6000-tdep.c (rs6000_push_dummy_call): Replace references to
``deprecated_registers'' with equivalent code. Use gdb_assert()
instead of explicit test and print statement.
Jakub Jelinek [Wed, 13 Oct 2004 14:33:51 +0000 (14:33 +0000)]
* strings.c (statbuf): New typedef.
(file_stat): Define.
(strings_object_file): Avoid using get_file_size, instead do the
checks here, using file_stat.
* configure.in (HAVE_STAT64): New test.
* configure: Rebuilt.
* config.in: Rebuilt.
Mark Mitchell [Wed, 13 Oct 2004 03:09:28 +0000 (03:09 +0000)]
* elf32-arm.h (elf32_arm_finish_dynamic_symbol): Make .rel.plt
relocations use a virtual address, not a section offset.
Alan Modra [Wed, 13 Oct 2004 02:28:01 +0000 (02:28 +0000)]
PR 44
* ldcref.c (check_section_sym_xref): Delete.
(check_local_sym_xref): New function.
(check_nocrossrefs): Adjust call.
Alan Modra [Wed, 13 Oct 2004 00:00:06 +0000 (00:00 +0000)]
daily update
gdbadmin [Wed, 13 Oct 2004 00:00:03 +0000 (00:00 +0000)]
*** empty log message ***
Alan Modra [Tue, 12 Oct 2004 23:44:57 +0000 (23:44 +0000)]
PR 44
* emultempl/pe.em (struct orphan_save): Add os_tail.
(place_orphan): Backport assorted fixes from elf32.em.
DJ Delorie [Tue, 12 Oct 2004 23:40:03 +0000 (23:40 +0000)]
merge from gcc
2004-10-12 Kelley Cook <kcook@gcc.gnu.org>
* configure.in (*-*-cygwin*): Supress warning if newlib not present.
* configure: Regenerate.
Bob Wilson [Tue, 12 Oct 2004 23:05:32 +0000 (23:05 +0000)]
bfd ChangeLog
* elf32-xtensa.c (elf_xtensa_get_private_bfd_flags): Delete.
(narrow_instruction, widen_instruction): Remove unnecessary calls to
xtensa_format_encode.
(ebb_propose_action): Inline call to ebb_add_proposed_action.
(ebb_add_proposed_action): Delete.
gas ChangeLog
* config/tc-xtensa.c (xtensa_frequency_pseudo): Use set_subseg_freq.
(is_entry_opcode, is_movi_opcode, is_the_loop_opcode, is_jx_opcode,
is_windowed_return_opcode): Delete.
(xtensa_frob_label): Use get_subseg_target_freq.
(md_assemble): Inline call to is_entry_opcode.
(xtensa_handle_align): Inline call to get_frag_is_literal.
(relaxation_requirements): Inline call to is_jx_opcode.
(emit_single_op): Inline call to is_movi_opcode.
(xg_assemble_vliw_tokens): Inline calls to get_frag_is_insn,
get_frag_is_no_transform, is_entry_opcode, and
set_frag_is_specific_opcode. Use get_subseg_total_freq.
(xtensa_fix_a0_b_retw_frags, xtensa_fix_b_j_loop_end_frags,
xtensa_fix_close_loop_end_frags, relax_frag_immed, convert_frag_immed):
Inline calls to get_frag_is_no_transform.
(next_instrs_are_b_retw): Inline call to is_windowed_return_opcode.
(xtensa_fix_short_loop_frags): Inline calls to is_the_loop_opcode and
get_frag_is_no_transform.
(convert_frag_immed_finish_loop): Inline calls to get_expression_value
and set_frag_is_no_transform.
(get_expression_value): Delete.
(subseg_map struct): Rename cur_total_freq to total_freq. Rename
cur_target_freq to target_freq.
(get_subseg_info): Split out code to create a new map entry into ...
(add_subseg_info): ... this new function.
(get_last_insn_flags): Check if get_subseg_info succeeded.
(set_last_insn_flags): Call add_subseg_info if needed.
(get_subseg_total_freq, get_subseg_target_freq, set_subseg_freq): New.
(xtensa_reorder_segments): Compute last_sec while counting sections.
Remove call to get_last_sec.
(get_last_sec): Delete.
(cache_literal_section): Inline call to retrieve_literal_seg and its
callees, seg_present and add_seg_list.
(retrieve_literal_seg, seg_present, add_seg_list): Delete.
(get_frag_is_insn, get_frag_is_no_transform,
set_frag_is_specific_opcode, set_frag_is_no_transform): Delete.
* config/tc-xtensa.h (MAX_SLOTS): Reduce from 31 to 15.
Jeff Johnston [Tue, 12 Oct 2004 22:49:17 +0000 (22:49 +0000)]
2004-10-12 Jeff Johnston <jjohnstn@redhat.com>
* gdb.threads/schedlock.c: Add comment markers to use to find
line numbers.
* gdb.threads/schedlock.exp: Adjust regex to handle the new
comments.
* gdb.threads/watchthreads.exp: Use gdb_get_line_number to find
breakpoint lines.
Mark Kettenis [Tue, 12 Oct 2004 22:18:55 +0000 (22:18 +0000)]
* sparc-nat.c: Include "inf-ptrace.h".
(sparc_target): New function.
* sparc-nat.h: Update copyright year.
(sparc_target): New prototype.
* sparcnbsd-nat.c: Don't include "gdbcore.h", include "target.h".
(_initialize_sparcnbsd_nat): Construct and add target vector.
* sparc64nbsd-nat.c: Include "target.h".
(_initialize_sparc64nbsd_nat): Construct and add target vector.
* Makefile.in (sparc-nat.o, sparcnbsd-nat.o, sparc64nbsd-nat.o):
Update dependencies.
* config/sparc/nbsd64.mh (NATDEPFILES): Remove infptrace.o and
inftarg.o, add inf-ptrace.o.
* config/sparc/nbsdaout.mh (NATDEPFILES): Remove infptrace.o and
inftarg.o, add inf-ptrace.o and bsd-kvm.o.
(NAT_FILE): Set to nm-bsd.h.
(LOADLIBES): New variable.
* config/sparc/nbsdelf.mh (NATDEPFILES): Remove infptrace.o and
infarg.o, add inf-ptrace.o.
* config/sparc/nm-nbsdaout.h: Remove file.
* config/sparc/fbsd.mh (NATDEPFILES): Add inf-ptrace.o.
* config/sparc/linux.mh (NATDEPFILES): Add inf-ptrace.o.
* config/sparc/linux64.mh (NATDEPFILES): Add inf-ptrace.o.
Andrew Cagney [Tue, 12 Oct 2004 19:14:31 +0000 (19:14 +0000)]
2004-10-12 Andrew Cagney <cagney@gnu.org>
* gdbint.texinfo (Versions and Branches): New chapter.
(Releasing GDB): Delete "Versions and Branches" section.
(Top): Add "Versions and Branches".
Bob Wilson [Tue, 12 Oct 2004 18:33:17 +0000 (18:33 +0000)]
bfd ChangeLog
* elf32-xtensa.c: Use ISO C90 formatting.
gas ChangeLog
* config/tc-xtensa.c: Use ISO C90 formatting.
* config/tc-xtensa.h: Likewise.
* config/xtensa-istack.h: Likewise.
* config/xtensa-relax.c: Likewise.
* config/xtensa-relax.h: Likewise.
ld ChangeLog
* emultempl/xtensaelf.em: Use ISO C90 formatting.
opcodes ChangeLog
* xtensa-dis.c: Use ISO C90 formatting.
Daniel Jacobowitz [Tue, 12 Oct 2004 15:55:06 +0000 (15:55 +0000)]
* gdb.dwarf2/dw2-basic.exp: Run on Hurd also.
Paul Brook [Tue, 12 Oct 2004 14:51:42 +0000 (14:51 +0000)]
* elf32-arm.h (elf32_arm_merge_private_bfd_data): Rephrase error
message.
Daniel Jacobowitz [Tue, 12 Oct 2004 14:41:42 +0000 (14:41 +0000)]
* configure.in: Add gdb.dwarf2.
* configure: Regenerated.
* Makefile.in: Add gdb.dwarf2.
* gdb.dwarf2/Makefile.in, gdb.dwarf2/dw2-basic.S,
gdb.dwarf2/dw2-basic.exp, gdb.dwarf2/main.c,
gdb.dwarf2/file1.txt: New files.
Paul Brook [Tue, 12 Oct 2004 14:17:08 +0000 (14:17 +0000)]
2004-10-12 Paul Brook <paul@codesourcery.com>
bfd/
* elf32-arm.h: Support EABI version 4 objects.
binutils/
* readelf.c (decode_ARM_machine_flags): Support EABI version 4.
gas/
* config/tc-arm.c (md_begin): Change EF_ARM_EABI_VER3 to
EF_ARM_EABI_VER4.
(arm_eabis): Ditto.
* doc/c-arm.texi: Document that we actually support -meabi=4, not
-meabi=3.
include/
* elf/arm.h (EF_ARM_EABI_VER4): Define.
Mark Kettenis [Tue, 12 Oct 2004 10:06:14 +0000 (10:06 +0000)]
* defs.h [!FOPEN_RB]: Include "fopen-bin.h" instead of
"fopen-same.h". Update comment.
Alan Modra [Tue, 12 Oct 2004 08:13:46 +0000 (08:13 +0000)]
PR 325
* cpu-i386.c (bfd_x86_64_arch_intel_syntax): Place last in chain.
Don't mark as default.
(bfd_x86_64_arch): Don't mark as default.
Alan Modra [Tue, 12 Oct 2004 02:27:53 +0000 (02:27 +0000)]
* elflink.c (enum action_discarded): New.
(elf_section_complain_discarded): Delete.
(elf_action_discarded): New function subsuming the above and also
controlling reloc behaviour.
(elf_link_input_bfd): Use it.
Alan Modra [Tue, 12 Oct 2004 00:00:18 +0000 (00:00 +0000)]
daily update
gdbadmin [Tue, 12 Oct 2004 00:00:03 +0000 (00:00 +0000)]
*** empty log message ***
Mark Kettenis [Mon, 11 Oct 2004 20:03:55 +0000 (20:03 +0000)]
* i386gnu-nat.c: Include "gdb_string.h".
(fetch_fpregs): Use i387_supply_fxsave to fill the floating-point
registers when the floating-point state isn't initialized.
* Makefile.in (i386gnu-nat.o): Update dependencies.
Bob Wilson [Mon, 11 Oct 2004 16:39:34 +0000 (16:39 +0000)]
* doc/as.texinfo (VTableEntry, VTableInherit): Add "directive" to index
entries.
(Acknowledgements): Use "GAS" instead of AS variable.
David Anderson [Mon, 11 Oct 2004 16:35:28 +0000 (16:35 +0000)]
2004-10-11 David Anderson <davea@sgi.com>
* regcache.c (regcache_raw_read): Comment was missing "to".
Extraneous ' removed.
* gdb_thread_db.h (struct td_thrinfo): ti_lid field
comment now describes use.
Orjan Friberg [Mon, 11 Oct 2004 15:02:20 +0000 (15:02 +0000)]
2004-10-11 Orjan Friberg <orjanf@axis.com>
* cris-tdep.c (cris_sigtramp_start, cris_rt_sigtramp_start)
(cris_sigcontext_addr, cris_sigtramp_frame_unwind_cache)
(cris_sigtramp_frame_this_id, cris_sigtramp_frame_prev_register)
(cris_sigtramp_frame_sniffer): New functions.
(cris_gdbarch_init): Hook in signal trampoline unwinder.
(cris_dwarf2_reg_to_regnum, cris_dwarf2_frame_init_reg): New functions.
(cris_gdbarch_init): Hook in Dwarf-2 unwinder.
(struct gdbarch_tdep, set_cris_dwarf2_cfi, cris_dump_tdep)
(cris_gdbarch_init, _initialize_cris_tdep): Add CRIS Dwarf-2 CFI usage
command.
(cris_version_update): Remove, replace with ...
(set_cris_version): New function.
(struct gdbarch_tdep, cris_mode, cris_mode_update)
(cris_cannot_store_register, cris_dump_tdep, cris_gdbarch_init)
(_initialize_cris_tdep): Remove CRIS mode command.
(cris_fpless_backtrace, _initialize_cris_tdep): Remove CRIS command for
framepointer-less backtrace.
(cris_scan_prologue): Fix prologue scanning limit.
(cris_register_type): Update to reflect actual registers.
(cris_register_bytes_ok) Remove.
(cris_gdbarch_init): Remove support for CRIS v8 and v9. Remove
set_gdbarch_deprecated_register_size,
set_gdbarch_deprecated_register_byte, set_gdbarch_register_bytes_ok.
Jakub Jelinek [Mon, 11 Oct 2004 14:42:30 +0000 (14:42 +0000)]
* emultempl/elf32.em (gld${EMULATION_NAME}_parse_ld_so_conf): Avoid
getline for portability.
Jakub Jelinek [Mon, 11 Oct 2004 14:12:11 +0000 (14:12 +0000)]
* emultempl/elf32.em (gld${EMULATION_NAME}_ld_so_conf): New structure.
(gld${EMULATION_NAME}_parse_ld_so_conf,
gld${EMULATION_NAME}_parse_ld_so_conf_include): New functions.
(gld${EMULATION_NAME}_check_ld_so_conf): Use them.
Jakub Jelinek [Mon, 11 Oct 2004 13:48:36 +0000 (13:48 +0000)]
* elf.c (bfd_section_from_shdr): Handle SHT_GNU_LIBLIST.
(special_sections): Add .gnu.liblist and .gnu.conflict.
(assign_section_numbers): Handle SHT_GNU_LIBLIST.
Alan Modra [Mon, 11 Oct 2004 13:29:01 +0000 (13:29 +0000)]
PR 233
* elflink.c (elf_link_input_bfd): Try harder to support
relocations against symbols in removed linkonce sections.
Orjan Friberg [Mon, 11 Oct 2004 12:22:33 +0000 (12:22 +0000)]
2004-10-11 Orjan Friberg <orjanf@axis.com>
* gdb.threads/bp_in_thread.exp: Use runto_main and "continue" instead
of "run", since the latter doesn't work with remote targets. Adjust
the breakpoint numbering accordingly.
* gdb.threads/pthread_cond_wait.exp: Ditto.
Alan Modra [Mon, 11 Oct 2004 09:17:13 +0000 (09:17 +0000)]
* elflink.c (elf_link_input_bfd): Revert PR 354 change.
Alan Modra [Mon, 11 Oct 2004 08:18:43 +0000 (08:18 +0000)]
* objdump.c (dump_symbols): Fix thinko last change. Improve error
messages.
Andrew Cagney [Mon, 11 Oct 2004 05:26:25 +0000 (05:26 +0000)]
2004-10-10 Andrew Cagney <cagney@gnu.org>
* ada-lang.c (lim_warning): Add ATTR_FORMAT prototype and FIXME
comment.
Alan Modra [Mon, 11 Oct 2004 04:54:27 +0000 (04:54 +0000)]
PR 354
* elflink.c (elf_link_input_bfd): Check that relocs in SEC_ALLOC
sections do not reference symbols in non-SEC_ALLOC sections.
Alan Modra [Mon, 11 Oct 2004 02:40:47 +0000 (02:40 +0000)]
PR 423
* ldfile.c (ldfile_try_open_bfd): Ensure dynamic objects are
rejected when linking statically.
Joel Brobecker [Mon, 11 Oct 2004 02:27:14 +0000 (02:27 +0000)]
* mips-tdep.c (mips16_scan_prologue): Remove redundant code.
Joel Brobecker [Mon, 11 Oct 2004 02:17:53 +0000 (02:17 +0000)]
* mips-tdep.c (mips16_scan_prologue): Renames
mips16_heuristic_proc_desc. Update comment.
(mips32_scan_prologue): Renames mips32_heuristic_proc_desc.
(heuristic_proc_desc): Update calls to the 2 functions above.
Joel Brobecker [Mon, 11 Oct 2004 02:04:23 +0000 (02:04 +0000)]
* mips-tdep.c (mips_insn16_frame_cache): Remove unused variables.
Update comments. Also immediately return empty cache when the start
address of our function could not be found.
(mips_insn32_frame_cache): Likewise.
Alan Modra [Mon, 11 Oct 2004 01:13:10 +0000 (01:13 +0000)]
PR 437
* elflink.c (elf_link_sort_relocs): Don't bomb on unusual sections.
(_bfd_elf_link_omit_section_dynsym): Formatting.
Joel Brobecker [Mon, 11 Oct 2004 01:00:58 +0000 (01:00 +0000)]
* mips-tdep.c (mips16_decode_reg_save): Delete, no longer used.
(mips_insn16_frame_cache): Pass frame cache in call to
heuristic_proc_desc. Move some code to mips16_heuristic_proc_desc.
Remove code that became redundant as a consequence.
(mips32_heuristic_proc_desc): No longer compute a fake
procedure descriptor. Compute the full frame cache instead.
Some minor comment reformatting.
Alan Modra [Mon, 11 Oct 2004 00:00:06 +0000 (00:00 +0000)]
daily update
gdbadmin [Mon, 11 Oct 2004 00:00:02 +0000 (00:00 +0000)]
*** empty log message ***
Jim Blandy [Sun, 10 Oct 2004 22:15:37 +0000 (22:15 +0000)]
* MAINTAINERS (generic symtabs, dwarf readers, elf reader, stabs
reader, tracing bytecode stuff): Remove self.
Mark Kettenis [Sun, 10 Oct 2004 19:50:59 +0000 (19:50 +0000)]
* sparc64-linux-tdep.c: Update copyright year. Don't include
"solib-svr4.h".
(sparc64_linux_svr4_fetch_link_map_offsets): Remove function.
(sparc64_linux_init_abi): Don't set solib_svr4_link_map_offsets.
* Makefile.in (sparc64-linux-tdep.o): Update dependencies.
Mark Kettenis [Sun, 10 Oct 2004 17:56:12 +0000 (17:56 +0000)]
* sparc-linux-tdep.c: Update copyright year.
(sparc_linux_sigtramp_start): Change first argument from CORE_ADDR
to struct frame_info *. Use safe_frame_unwind_memory instead of
deprecated_read_memory_nobpt.
(sparc32_linux_sigtramp_start, sparc32_linux_rt_sigtramp_start):
Change argumen from CORE_ADDR to struct frame_info *. Adjust for
changed signature of sparc_linux_sigtramp_start.
(sparc32_linux_pc_in_sigtramp): Remove function.
(sparc32_linux_sigtramp_p): New function.
(sparc32_linux_sigtramp_frame_sniffer): Use
sparc32_linux_sigtramp_p instead of sparc32_linux_pc_in_sigtramp.
Mark Kettenis [Sun, 10 Oct 2004 16:25:16 +0000 (16:25 +0000)]
* sparc-linux-tdep.c (sparc32_linux_svr4_fetch_link_map_offsets):
Remove function.
(sparc32_linux_init_abi): Don't set solib_svr4_link_map_offsets.
Mark Kettenis [Sun, 10 Oct 2004 16:03:23 +0000 (16:03 +0000)]
* ada-lang.c (lim_warning): Re-implement as a varargs function.
(decode_packed_array_type, value_subscript_packed)
(ada_evaluate_subexp, to_fixed_range_type): Remove redundant
argument in call to lim_warning.
Mark Kettenis [Sun, 10 Oct 2004 15:55:49 +0000 (15:55 +0000)]
* configure.in: Really disable the TUI if an enhanced curses
library isn't found.
* configure: Regenerate.
Alan Modra [Sun, 10 Oct 2004 13:58:05 +0000 (13:58 +0000)]
* libbfd-in.h (BFD_ASSERT, BFD_FAIL): Wrap macro body in do while.
* libbfd.h: Regnerate.
* elf32-cris.c: Add missing semicolon to BFD_ASSERTs.
* elf32-frv.c: Likewise.
* elf32-m32r.c: Likewise.
* elf32-ppc.c: Likewise.
* elf64-hppa.c: Likewise.
* elfxx-ia64.c: Likewise.
* opncls.c: Likewise.
Alan Modra [Sun, 10 Oct 2004 13:02:01 +0000 (13:02 +0000)]
* elf-bfd.h (struct eh_frame_hdr_info): Add offsets_adjusted.
* elf-eh-frame.c (_bfd_elf_write_section_eh_frame): Adjust
offsets stored in struct eh_cie_fde entries before doing other
work.
Alan Modra [Sun, 10 Oct 2004 07:58:07 +0000 (07:58 +0000)]
* elf-bfd.h (struct eh_cie_fde): Add cie_inf, remove sec.
(struct eh_frame_hdr_info): Add last_cie_inf, remove last_cie_offset.
* elf-eh-frame.c (_bfd_elf_discard_section_eh_frame): Delete code
setting offsets for removed CIEs. Don't set "sec", instead set
cie_inf for FDEs. Keep a pointer to last struct eh_cie_fde for a
CIE in hdr_info. Only set make_relative and make_lsda_relative
for CIEs. Use pointers rather than array indices.
(_bfd_elf_eh_frame_section_offset): Test/set make_relative,
make_lsda_relative, need_* on cie_inf for FDEs.
(_bfd_elf_write_section_eh_frame): Adjust offset and new_offset for
section output_offset. Delete cie_offset, instead use cie_inf
pointer to CIE entry. Use need_relative and need_lsda_relative on
CIE entry for FDEs. Use pointers rather than array indices.
Alan Modra [Sun, 10 Oct 2004 00:00:05 +0000 (00:00 +0000)]
daily update
gdbadmin [Sun, 10 Oct 2004 00:00:03 +0000 (00:00 +0000)]
*** empty log message ***
Mark Kettenis [Sat, 9 Oct 2004 09:45:49 +0000 (09:45 +0000)]
* config/i386/nbsdaout.mh (NAT_FILE): Set to solib.h.
* config/i386/nbsdelf.mh (NAT_FILE): Set to solib.h.
* config/i386/nm-nbsdaout.h: Remove file.
* config/i386/nm-fbsd.h (link_object, lo_name, lo_library)
(lo_unused, lo_major, lo_minor, lo_next, link_map, lm_addr)
(lm_name, lm_next, lm_lop, lm_lob, lm_rwt, lm_ld, lm_lpd)
(link_dynamic_2, ld_loaded, ld_need, ld_rules, ld_got, ld_plt)
(ld_rel, ld_hash, ld_stab, ld_stab_hash, ld_buckets, ld_symbols)
(ld_symb_size, ld_text, ld_plt_sz, rtc_symb, rtc_sp, rtc_next)
(ld_debug, ldd_version, ldd_in_debugger, ldd_sym_loaded)
(ldd_bp_addr, ldd_bp_inst, ldd_cp, link_dynamic, ld_version)
(ldd, ld_un, ld_2): Remove defines.
* config/i386/nm-obsd.h: Likewise.
Paul N. Hilfinger [Sat, 9 Oct 2004 04:56:48 +0000 (04:56 +0000)]
ada-lex.l: Remove useless rule whose right-context clause
causes unreferenced static function warning for yyrealloc.
(ada_flex_use): Remove the artificial reference to yyrealloc.
Alan Modra [Sat, 9 Oct 2004 02:51:31 +0000 (02:51 +0000)]
* coff-rs6000.c (rs6000coff_vec): Add initializer for
bfd_is_target_special_symbol.
* coff64-rs6000.c (rs6000coff64_vec): Likewise.
* som.c (som_bfd_is_target_special_symbol): Define.
Alan Modra [Sat, 9 Oct 2004 01:21:03 +0000 (01:21 +0000)]
* ppc-opc.c: Revert 2004-09-09 change.
Alan Modra [Sat, 9 Oct 2004 00:00:07 +0000 (00:00 +0000)]
daily update
gdbadmin [Sat, 9 Oct 2004 00:00:05 +0000 (00:00 +0000)]
*** empty log message ***
Andrew Cagney [Fri, 8 Oct 2004 20:30:00 +0000 (20:30 +0000)]
2004-10-08 Andrew Cagney <cagney@gnu.org>
* target.h (struct target_ops): Rename to_xfer_memory to
deprecated_xfer_memory.
* target.c: Update.
(deprecated_debug_xfer_memory): Rename debug_to_xfer_memory.
* wince.c: Update.
* win32-nat.c: Update.
* v850ice.c: Update.
* uw-thread.c: Update.
* thread-db.c: Update.
* sol-thread.c: Update.
* remote.c: Update.
* remote-vx.c: Update.
* remote-st.c: Update.
* remote-sim.c: Update.
* remote-sds.c: Update.
* remote-rdp.c: Update.
* remote-rdi.c: Update.
* remote-mips.c: Update.
* remote-m32r-sdi.c: Update.
* remote-e7000.c: Update.
* procfs.c: Update.
* ppc-bdm.c: Update.
* nto-procfs.c: Update.
* monitor.c: Update.
* linux-nat.c: Update.
* inftarg.c: Update.
* hpux-thread.c: Update.
* go32-nat.c: Update.
* gnu-nat.c: Update.
* exec.c: Update.
* corelow.c: Update.
* bsd-kvm.c: Update.
* aix-thread.c: Update.
Andrew Cagney [Fri, 8 Oct 2004 19:51:16 +0000 (19:51 +0000)]
2004-10-08 Andrew Cagney <cagney@gnu.org>
* target.c (debug_target): Move to near start of file.
(target_stopped_data_address_p): Re-org logic, add casts.
Mark Kettenis [Fri, 8 Oct 2004 19:49:34 +0000 (19:49 +0000)]
* solib-sunos.c [HAVE_STRUCT_SO_MAP_WITH_SOM_MEMBERS] (link_map)
(lm_addr, lm_name, lm_next, link_dynamic_2, ld_loaded, rtc_symb)
(rtc_sp, rtc_next, ld_debug, ldd_in_debugger, ldd_bp_addr)
(ldd_bp_inst, ldd_cp, link_dynamic, ld_version, ldd, ld_un, ld_2):
New defines.
Bob Wilson [Fri, 8 Oct 2004 19:20:13 +0000 (19:20 +0000)]
Add David Heine and Sterling Augustine to previous ChangeLog entry.
Eli Zaretskii [Fri, 8 Oct 2004 19:19:05 +0000 (19:19 +0000)]
(Editing, History): Add cross-references to the
included Readline and History user documentation. Remove
references to the symbol have-readline-appendices which is unused
and undefined.
(History): Fix indexing.
Michael Chastain [Fri, 8 Oct 2004 18:19:18 +0000 (18:19 +0000)]
2004-10-08 Michael Chastain <mec.gnu@mindspring.com>
* gdb.base/overlays.exp: Update copyright years.
Jeff Johnston [Fri, 8 Oct 2004 17:30:48 +0000 (17:30 +0000)]
2004-10-08 Jeff Johnston <jjohnstn@redhat.com>
* target.h (to_stopped_data_address): Change prototype to
take a CORE_ADDR pointer and return an int.
* target.c (update_current_target): Change to_stopped_data_address
to match new prototype.
(debug_to_stopped_data_address): Change appropriately.
* breakpoint.c (bpstat_stop_status): Change call to
target_stopped_data_address to use new prototype.
* frv-tdep.c (frv_have_stopped_data_address): New function.
(frv_stopped_data_address): Change to new prototype and
functionality.
* ia64-linux-nat.c (ia64_stopped_data_address): Change to new
prototype and functionality.
(ia64_stopped_by_watchpoint): New function.
* i386-nat.c (i386_stopped_data_address): Change to new
prototype and functionality.
(i386_stopped_by_watchpoint): New function.
* remote.c (remote_stopped_data_address): Change to new prototype
and functionality.
* remote-m32r-sdi.c (m32r_stopped_data_address): Ditto.
* config/frv/tm-frv.h (frv_stopped_data_address): Change prototype.
(STOPPED_BY_WATCHPOINT): Change to use frv_have_stopped_data_address.
* config/i386/nm-i386.h (STOPPED_BY_WATCHPOINT): Change to use
new i386_stopped_by_watchpoint function.
(i386_stopped_by_watchpoint): New prototype.
(i386_stoppped_data_address): Change to new prototype.
* config/ia64/nm-linux.h (STOPPED_BY_WATCHPOINT): Change to use
new ia64_stopped_by_watchpoint function.
(ia64_stopped_by_watchpoint): New prototype.
(ia64_stopped_data_address): Ditto.
Jeff Johnston [Fri, 8 Oct 2004 15:34:31 +0000 (15:34 +0000)]
2004-10-08 Jeff Johnston <jjohnstn@redhat.com>
* gdbint.texinfo (target_stopped_data_address): Update to
new prototype.
(i386_stopped_data_address): Update prototype and description.
(i386_stopped_by_watchpoint): New function and description.
Frank Ch. Eigler [Fri, 8 Oct 2004 15:33:09 +0000 (15:33 +0000)]
2004-10-07 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
* cgen-defs.h (ENDSWITCH): Changed to compile with gcc-3.4.2.
Nick Clifton [Fri, 8 Oct 2004 14:55:35 +0000 (14:55 +0000)]
fix spelling typo in previous delta's ChangeLog entry
Nick Clifton [Fri, 8 Oct 2004 14:54:04 +0000 (14:54 +0000)]
Implement a new BFD API function: bfd_is_target_special_symbol. Use this in nm
and objdump to skip the displaying of ARM Mapping symbols unless specifically
requested.
Daniel Jacobowitz [Fri, 8 Oct 2004 13:55:11 +0000 (13:55 +0000)]
bfd/
* config.bfd: Include 64-bit support for i[3-7]86-*-solaris2*.
* elf64-x86-64.c (elf64_x86_64_section_from_shdr): New function.
(elf_backend_section_from_shdr): Define.
binutils/
* readelf.c (get_x86_64_section_type_name): New function.
(get_section_type_name): Use it.
gas/
* config/tc-i386.c: Include "elf/x86-64.h".
(i386_elf_section_type): New function.
* config/tc-i386.h (md_elf_section_type): Define.
(i386_elf_section_type): New prototype.
gas/testsuite/
* gas/i386/i386.exp: Don't run divide test for targets where '/'
is a comment. Run x86-64-unwind for 64-bit ELF targets.
* gas/i386/x86-64-unwind.d, gas/i386/x86-64-unwind.s: New.
include/
* elf/common.h (PT_SUNW_EH_FRAME): Define.
* elf/x86-64.h (SHT_X86_64_UNWIND): Define.
ld/
* configure.tgt: Include elf_x86_64 for i[3-7]86-*-solaris2*.
Nick Clifton [Fri, 8 Oct 2004 09:49:14 +0000 (09:49 +0000)]
dlltool.c (make_one_lib_file): Revert 2004-09-02 and 2004-09-04 patches.
doc/binutils.texi (dlltool): Revert 2004-09-06 patch.
Paul N. Hilfinger [Fri, 8 Oct 2004 09:40:12 +0000 (09:40 +0000)]
* ada-typeprint.c (ada_print_type): Use int_string for printing
modulus of modular type.
* ada-lang.h (ada_modulus): Change return type to unsigned.
* ada-lang.c (ada_language_arch_info): Correct type of
string_char_type.
(ada_modulus): Return unsigned result.
(ada_lookup_symbol): Remove user disambiguation and modify comment
accordingly.
2004-10-08 Eric Botcazou <ebotcazou@act-europe.fr>
Committed by Paul Hilfinger.
* ada-lang.c (decode_packed_array): On big-endian targets,
left-justify the value if it comes with a modular type.
2004-10-08 Joel Brobecker <brobecker@gnat.com>
Committed by Paul Hilfinger.
* ada-lang.c (template_to_static_fixed_type): Fix a small typo.
(is_name_suffix): Add support for "___JM" suffixes.
(ada_check_typedef): Renames ada_completed_type.
Update all users of CHECK_TYPEDEF, check_typedef, and
ada_complete_type to call ada_check_typedef.
* ada-typeprint.c: Likewise.
* ada-valprint.c: Likewise.
Nick Clifton [Fri, 8 Oct 2004 08:45:54 +0000 (08:45 +0000)]
m68k-parse.h (enum m68k_register): New control register, MBAR2 (for MCF5249)
tc-m68k.c: Correct control register set for MCF5249.
Corinna Vinschen [Fri, 8 Oct 2004 08:15:56 +0000 (08:15 +0000)]
* infcall.c (call_function_by_hand): Use correct VALUE_TYPE macro.
Alan Modra [Fri, 8 Oct 2004 05:53:59 +0000 (05:53 +0000)]
* syms.c (bfd_is_local_label): Return false for file symbols.
Alan Modra [Fri, 8 Oct 2004 02:47:11 +0000 (02:47 +0000)]
* gas/cfi/cfi-common-4.d: Correct for 64 bit targets.
DJ Delorie [Fri, 8 Oct 2004 02:10:48 +0000 (02:10 +0000)]
Separate entries for common file changes so the automerge can find them.
Nick Roberts [Fri, 8 Oct 2004 01:35:48 +0000 (01:35 +0000)]
Update e-mail address.
Nick Roberts [Fri, 8 Oct 2004 01:33:50 +0000 (01:33 +0000)]
*** empty log message ***
Kazuhiro Inaoka [Fri, 8 Oct 2004 01:01:42 +0000 (01:01 +0000)]
2004-10-08 Kei Sakamoto <sakamoto.kei@renesas.com>
* gdb.base/overlays.exp: Disable if target is Linux.
Bob Wilson [Fri, 8 Oct 2004 00:22:15 +0000 (00:22 +0000)]
bfd ChangeLog
* elf32-xtensa.c (elf32xtensa_size_opt): New global variable.
(xtensa_default_isa): Global variable moved here from xtensa-isa.c.
(elf32xtensa_no_literal_movement): New global variable.
(elf_howto_table): Add entries for new relocations.
(elf_xtensa_reloc_type_lookup): Handle new relocations.
(property_table_compare): When addresses are equal, compare sizes and
various property flags.
(property_table_matches): New.
(xtensa_read_table_entries): Extend to read new property tables. Add
output_addr parameter to indicate that output addresses should be used.
Use bfd_get_section_limit.
(elf_xtensa_find_property_entry): New.
(elf_xtensa_in_literal_pool): Use elf_xtensa_find_property_entry.
(elf_xtensa_check_relocs): Handle new relocations.
(elf_xtensa_do_reloc): Use bfd_get_section_limit. Handle new
relocations. Use new xtensa-isa.h functions.
(build_encoding_error_message): Remove encode_result parameter. Add
new target_address parameter used to detect alignment errors.
(elf_xtensa_relocate_section): Use bfd_get_section_limit. Clean up
error handling. Use new is_operand_relocation function.
(elf_xtensa_combine_prop_entries, elf_xtensa_merge_private_bfd_data):
Use underbar macro for error messages. Formatting.
(get_const16_opcode): New.
(get_l32r_opcode): Add a separate flag for initialization.
(get_relocation_opnd): Operand number is no longer explicit in the
relocation. Change to decode the opcode and analyze its operands.
(get_relocation_slot): New.
(get_relocation_opcode): Add bfd parameter. Use bfd_get_section_limit.
Use new xtensa-isa.h functions to handle multislot instructions.
(is_l32r_relocation): Add bfd parameter. Use is_operand_relocation.
(get_asm_simplify_size, is_alt_relocation, is_operand_relocation,
insn_decode_len, insn_decode_opcode, check_branch_target_aligned,
check_loop_aligned, check_branch_target_aligned_address, narrowable,
widenable, narrow_instruction, widen_instruction, op_single_fmt_table,
get_single_format, init_op_single_format_table): New.
(elf_xtensa_do_asm_simplify): Add error_message parameter and use it
instead of calling _bfd_error_handler. Use new xtensa-isa.h functions.
(contract_asm_expansion): Add error_message parameter and pass it to
elf_xtensa_do_asm_simplify. Replace use of R_XTENSA_OP0 relocation
with R_XTENSA_SLOT0_OP.
(get_expanded_call_opcode): Extend to handle either L32R or CONST16
instructions. Use new xtensa-isa.h functions.
(r_reloc struct): Add new virtual_offset field.
(r_reloc_init): Add contents and content_length parameters. Set
virtual_offset field to zero. Add contents to target_offset field for
partial_inplace relocations.
(r_reloc_is_defined): Check for null.
(print_r_reloc): New debug function.
(source_reloc struct): Replace xtensa_operand field with pair of the
opcode and the operand position. Add is_abs_literal field.
(init_source_reloc): Specify operand by opcode/position pair. Set
is_abs_literal field.
(source_reloc_compare): When target_offsets are equal, compare other
fields to make sorting predictable.
(literal_value struct): Add is_abs_literal field.
(value_map_hash_table struct): Add has_last_loc and last_loc fields.
(init_literal_value): New.
(is_same_value): Replace with ...
(literal_value_equal): ... this function. Add comparisons of
virtual_offset and is_abs_literal fields.
(value_map_hash_table_init): Use bfd_zmalloc. Check for allocation
failure. Initialize has_last_loc field.
(value_map_hash_table_delete): New.
(hash_literal_value): Rename to ...
(literal_value_hash): ... this. Include is_abs_literal flag and
virtual_offset field in the hash value.
(get_cached_value): Rename to ...
(value_map_get_cached_value): ... this. Update calls to
literal_value_hash and literal_value_equal.
(add_value_map): Check for allocation failure. Update calls to
value_map_get_cached_value and literal_value_hash.
(text_action, text_action_list, text_action_t): New types.
(find_fill_action, compute_removed_action_diff, adjust_fill_action,
text_action_add, text_action_add_literal, offset_with_removed_text,
offset_with_removed_text_before_fill, find_insn_action,
print_action_list, print_removed_literals): New.
(offset_with_removed_literals): Delete.
(xtensa_relax_info struct): Add is_relaxable_asm_section, action_list,
fix_array, fix_array_count, allocated_relocs, relocs_count, and
allocated_relocs_count fields.
(init_xtensa_relax_info): Initialize new fields.
(reloc_bfd_fix struct): Add new translated field.
(reloc_bfd_fix_init): Add translated parameter and use it to set the
translated field.
(fix_compare, cache_fix_array): New.
(get_bfd_fix): Remove fix_list parameter and get all relax_info for the
section via get_xtensa_relax_info. Use cache_fix_array to set up
sorted fix_array and use bsearch instead of linear search.
(section_cache_t): New struct.
(init_section_cache, section_cache_section, clear_section_cache): New.
(ebb_t, ebb_target_enum, proposed_action, ebb_constraint): New types.
(init_ebb_constraint, free_ebb_constraint, init_ebb, extend_ebb_bounds,
extend_ebb_bounds_forward, extend_ebb_bounds_backward,
insn_block_decodable_len, ebb_propose_action, ebb_add_proposed_action):
New.
(retrieve_contents): Use bfd_get_section_limit.
(elf_xtensa_relax_section): Add relocations_analyzed flag. Update call
to compute_removed_literals. Free value_map_hash_table when no longer
needed.
(analyze_relocations): Check is_relaxable_asm_section flag. Call
compute_text_actions for all sections.
(find_relaxable_sections): Mark sections as relaxable if they contain
ASM_EXPAND relocations that can be optimized. Adjust r_reloc_init
call. Increment relax_info src_count field only for appropriate
relocation types. Remove is_literal_section check.
(collect_source_relocs): Use bfd_get_section_limit. Adjust calls to
r_reloc_init and find_associated_l32r_irel. Check
is_relaxable_asm_section flag. Handle L32R instructions with absolute
literals. Pass is_abs_literal flag to init_source_reloc.
(is_resolvable_asm_expansion): Use bfd_get_section_limit. Check for
CONST16 instructions. Adjust calls to r_reloc_init and
pcrel_reloc_fits. Handle weak symbols conservatively.
(find_associated_l32r_irel): Add bfd parameter and pass it to
is_l32r_relocation.
(compute_text_actions, compute_ebb_proposed_actions,
compute_ebb_actions, check_section_ebb_pcrels_fit,
check_section_ebb_reduces, text_action_add_proposed,
compute_fill_extra_space): New.
(remove_literals): Replace with ...
(compute_removed_literals): ... this function. Call
init_section_cache. Use bfd_get_section_limit. Sort internal_relocs.
Call xtensa_read_table_entries to get the property table. Skip
relocations other than R_XTENSA_32 and R_XTENSA_PLT. Use new
is_removable_literal, remove_dead_literal, and
identify_literal_placement functions.
(get_irel_at_offset): Rewrite to use bsearch on sorted relocations
instead of linear search.
(is_removable_literal, remove_dead_literal,
identify_literal_placement): New.
(relocations_reach): Update check for literal not referenced by any
PC-relative relocations. Adjust call to pcrel_reloc_fits.
(coalesce_shared_literal, move_shared_literal): New.
(relax_section): Use bfd_get_section_limit. Call
translate_section_fixes. Update calls to r_reloc_init and
offset_with_removed_text. Check new is_relaxable_asm_section flag.
Add call to pin_internal_relocs. Add special handling for
R_XTENSA_ASM_SIMPLIFY and R_XTENSA_DIFF* relocs. Use virtual_offset
info to calculate new addend_displacement variable. Replace code for
deleting literals with more general code to perform the actions
determined by the action_list for the section.
(translate_section_fixes, translate_reloc_bfd_fix): New.
(translate_reloc): Check new is_relaxable_asm_section flag. Call
find_removed_literal only if is_operand_relocation. Update call to
offset_with_removed_text. Use new target_offset and removed_bytes
variables.
(move_literal): New.
(relax_property_section): Use bfd_get_section_limit. Set new
is_full_prop_section flag and handle new property tables. Update calls
to r_reloc_init and offset_with_removed_text. Check
is_relaxable_asm_section flag. Handle expansion of zero-sized
unreachable entries, with use of offset_with_removed_text_before_fill.
For relocatable links, combine entries only for literal tables.
(relax_section_symbols): Check is_relaxable_asm_section flag. Update
calls to offset_with_removed_text. Translate st_size field for
function symbols.
(do_fix_for_relocatable_link): Change to return bfd_boolean to indicate
failure. Add contents parameter. Update call to get_bfd_fix. Update
call to r_reloc_init. Call _bfd_error_handler and return FALSE for
R_XTENSA_ASM_EXPAND relocs.
(do_fix_for_final_link): Add input_bfd and contents parameters. Update
call to get_bfd_fix. Include offset from contents for partial_inplace
relocations.
(is_reloc_sym_weak): New.
(pcrel_reloc_fits): Use new xtensa-isa.h functions.
(prop_sec_len): New.
(xtensa_is_property_section): Handle new property sections.
(is_literal_section): Delete.
(internal_reloc_compare): When r_offset matches, compare r_info and
r_addend to make sorting predictable.
(internal_reloc_matches): New.
(xtensa_get_property_section_name): Handle new property sections.
(xtensa_get_property_predef_flags): New.
(xtensa_callback_required_dependence): Use bfd_get_section_limit.
Update calls to xtensa_isa_init, is_l32r_relocation, and r_reloc_init.
* xtensa-isa.c (xtensa_default_isa): Moved to elf32-xtensa.c.
(xtisa_errno, xtisa_error_msg): New variables.
(xtensa_isa_errno, xtensa_isa_error_msg): New.
(xtensa_insnbuf_alloc): Add error handling.
(xtensa_insnbuf_to_chars): Add num_chars parameter. Update to
use xtensa_format_decode. Add error handling.
(xtensa_insnbuf_from_chars): Add num_chars parameter. Decode the
instruction length to find the number of bytes to copy.
(xtensa_isa_init): Add error handling. Replace calls to
xtensa_load_isa and xtensa_extend_isa with code to initialize lookup
tables in the xtensa_modules structure.
(xtensa_check_isa_config, xtensa_add_isa, xtensa_load_isa,
xtensa_extend_isa): Delete.
(xtensa_isa_free): Change to only free lookup tables.
(opname_lookup_compare): Replace with ...
(xtensa_isa_name_compare): ... this function. Use strcasecmp.
(xtensa_insn_maxlength): Rename to ...
(xtensa_isa_maxlength): ... this.
(xtensa_insn_length): Delete.
(xtensa_insn_length_from_first_byte): Replace with ...
(xtensa_isa_length_from_chars): ... this function.
(xtensa_num_opcodes): Rename to ...
(xtensa_isa_num_opcodes): ... this.
(xtensa_isa_num_pipe_stages, xtensa_isa_num_formats,
xtensa_isa_num_regfiles, xtensa_isa_num_stages,
xtensa_isa_num_sysregs, xtensa_isa_num_interfaces,
xtensa_isa_num_funcUnits, xtensa_format_name, xtensa_format_lookup,
xtensa_format_decode, xtensa_format_encode, xtensa_format_length,
xtensa_format_num_slots, xtensa_format_slot_nop_opcode,
xtensa_format_get_slot, xtensa_format_set_slot): New functions.
(xtensa_opcode_lookup): Add error handling.
(xtensa_decode_insn): Replace with ...
(xtensa_opcode_decode): ... this function, with new format and
slot parameters. Add error handling.
(xtensa_encode_insn): Replace with ...
(xtensa_opcode_encode): ... this function, which does the encoding via
one of the entries in the "encode_fns" array. Add error handling.
(xtensa_opcode_name): Add error handling.
(xtensa_opcode_is_branch, xtensa_opcode_is_jump, xtensa_opcode_is_loop,
xtensa_opcode_is_call): New.
(xtensa_num_operands): Replace with ...
(xtensa_opcode_num_operands): ... this function. Add error handling.
(xtensa_opcode_num_stateOperands,
xtensa_opcode_num_interfaceOperands, xtensa_opcode_num_funcUnit_uses,
xtensa_opcode_funcUnit_use, xtensa_operand_name,
xtensa_operand_is_visible): New.
(xtensa_get_operand, xtensa_operand_kind): Delete.
(xtensa_operand_inout): Add error handling and special-case for
"sout" operands.
(xtensa_operand_get_field, xtensa_operand_set_field): Rewritten to
operate on one slot of an instruction. Added error handling.
(xtensa_operand_encode): Handle default operands with no encoding
functions. Check for success by comparing against decoded value.
Add error handling.
(xtensa_operand_decode): Handle default operands. Return decoded value
through argument pointer. Add error handling.
(xtensa_operand_is_register, xtensa_operand_regfile,
xtensa_operand_num_regs, xtensa_operand_is_known_reg): New.
(xtensa_operand_isPCRelative): Rename to ...
(xtensa_operand_is_PCrelative): ... this. Add error handling.
(xtensa_operand_do_reloc, xtensa_operand_undo_reloc): Return value
through argument pointer. Add error handling.
(xtensa_stateOperand_state, xtensa_stateOperand_inout,
xtensa_interfaceOperand_interface, xtensa_regfile_lookup,
xtensa_regfile_lookup_shortname, xtensa_regfile_name,
xtensa_regfile_shortname, xtensa_regfile_view_parent,
xtensa_regfile_num_bits, xtensa_regfile_num_entries,
xtensa_state_lookup, xtensa_state_name, xtensa_state_num_bits,
xtensa_state_is_exported, xtensa_sysreg_lookup,
xtensa_sysreg_lookup_name, xtensa_sysreg_name, xtensa_sysreg_number,
xtensa_sysreg_is_user, xtensa_interface_lookup, xtensa_interface_name,
xtensa_interface_num_bits, xtensa_interface_inout,
xtensa_interface_has_side_effect, xtensa_funcUnit_lookup,
xtensa_funcUnit_name, xtensa_funcUnit_num_copies): New.
* xtensa-modules.c: Rewrite to use new data structures.
* reloc.c (BFD_RELOC_XTENSA_DIFF8, BFD_RELOC_XTENSA_DIFF16,
BFD_RELOC_XTENSA_DIFF32, BFD_RELOC_XTENSA_SLOT0_OP,
BFD_RELOC_XTENSA_SLOT1_OP, BFD_RELOC_XTENSA_SLOT2_OP,
BFD_RELOC_XTENSA_SLOT3_OP, BFD_RELOC_XTENSA_SLOT4_OP,
BFD_RELOC_XTENSA_SLOT5_OP, BFD_RELOC_XTENSA_SLOT6_OP,
BFD_RELOC_XTENSA_SLOT7_OP, BFD_RELOC_XTENSA_SLOT8_OP,
BFD_RELOC_XTENSA_SLOT9_OP, BFD_RELOC_XTENSA_SLOT10_OP,
BFD_RELOC_XTENSA_SLOT11_OP, BFD_RELOC_XTENSA_SLOT12_OP,
BFD_RELOC_XTENSA_SLOT13_OP, BFD_RELOC_XTENSA_SLOT14_OP,
BFD_RELOC_XTENSA_SLOT0_ALT, BFD_RELOC_XTENSA_SLOT1_ALT,
BFD_RELOC_XTENSA_SLOT2_ALT, BFD_RELOC_XTENSA_SLOT3_ALT,
BFD_RELOC_XTENSA_SLOT4_ALT, BFD_RELOC_XTENSA_SLOT5_ALT,
BFD_RELOC_XTENSA_SLOT6_ALT, BFD_RELOC_XTENSA_SLOT7_ALT,
BFD_RELOC_XTENSA_SLOT8_ALT, BFD_RELOC_XTENSA_SLOT9_ALT,
BFD_RELOC_XTENSA_SLOT10_ALT, BFD_RELOC_XTENSA_SLOT11_ALT,
BFD_RELOC_XTENSA_SLOT12_ALT, BFD_RELOC_XTENSA_SLOT13_ALT,
BFD_RELOC_XTENSA_SLOT14_ALT): Add new relocations.
* Makefile.am (xtensa-isa.lo, xtensa-modules.lo): Update dependencies.
* Makefile.in: Regenerate.
* bfd-in2.h: Likewise.
* libbfd.h: Likewise.
gas ChangeLog
* config/tc-xtensa.c (absolute_literals_supported): New global flag.
(UNREACHABLE_MAX_WIDTH): Define.
(XTENSA_FETCH_WIDTH): Delete.
(cur_vinsn, xtensa_fetch_width, xt_saved_debug_type, past_xtensa_end,
prefer_const16, prefer_l32r): New global variables.
(LIT4_SECTION_NAME): Define.
(lit4_state struct): Add lit4_seg_name and lit4_seg fields.
(XTENSA_PROP_*, GET_XTENSA_PROP_*, SET_XTENSA_PROP_*): Define.
(frag_flags struct): New.
(xtensa_block_info struct): Move from tc-xtensa.h. Add flags field.
(subseg_map struct): Add cur_total_freq and cur_target_freq fields.
(bitfield, bit_is_set, set_bit, clear_bit): Define.
(MAX_FORMATS): Define.
(op_placement_info struct, op_placement_table): New.
(O_pltrel, O_hi16, O_lo16): Define.
(directiveE enum): Rename directive_generics to directive_transform.
Delete directive_relax. Add directive_schedule,
directive_absolute_literals, and directive_last_directive.
(directive_info): Rename "generics" to "transform". Delete "relax".
Add "schedule" and "absolute-literals".
(directive_state): Adjust entries to match changes in directive_info.
(xtensa_relax_statesE, RELAX_IMMED_MAXSTEPS): Move to tc-xtensa.h.
(xtensa_const16_opcode, xtensa_movi_opcode, xtensa_movi_n_opcode,
xtensa_l32r_opcode, xtensa_nop_opcode, xtensa_rsr_lcount_opcode): New.
(xtensa_j_opcode, xtensa_rsr_opcode): Delete.
(align_only_targets, software_a0_b_retw_interlock,
software_avoid_b_j_loop_end, maybe_has_b_j_loop_end,
software_avoid_short_loop, software_avoid_close_loop_end,
software_avoid_all_short_loops, specific_opcode): Delete.
(warn_unaligned_branch_targets): New.
(workaround_a0_b_retw, workaround_b_j_loop_end, workaround_short_loop,
workaround_close_loop_end, workaround_all_short_loops): Default FALSE.
(option_[no_]link_relax, option_[no_]transform,
option_[no_]absolute_literals, option_warn_unaligned_targets,
option_prefer_l32r, option_prefer_const16, option_target_hardware):
New enum values.
(option_[no_]align_only_targets, option_literal_section_name,
option_text_section_name, option_data_section_name,
option_bss_section_name, option_eb, option_el): Delete.
(md_longopts): Add entries for: [no-]transform, [no-]absolute-literals,
warn-unaligned-targets, prefer-l32r, prefer-const16, [no-]link-relax,
and target-hardware. Delete entries for [no-]target-align-only,
literal-section-name, text-section-name, data-section-name, and
bss-section-name.
(md_parse_option): Handle new options and remove old ones. Accept but
ignore [no-]density options. Warn for [no-]generics and [no-]relax
and treat them as [no-]transform.
(md_show_usage): Add new options and remove old ones.
(xtensa_setup_hw_workarounds): New.
(md_pseudo_table): Change "word" entry to use xtensa_elf_cons. Add
"long", "short", "loc" and "frequency" entries.
(use_generics): Rename to ...
(use_transform): ... this function. Add past_xtensa_end check.
(use_longcalls): Add past_xtensa_end check.
(code_density_available, can_relax): Delete.
(do_align_targets): New.
(get_directive): Accept dashes in directive names. Warn about
[no-]generics and [no-]relax directives and treat them as
[no-]transform.
(xtensa_begin_directive): Call md_flush_pending_output only for some
directives. Check for directives inside instruction bundles. Warn
about deprecated ".begin literal" usage. Warn and ignore [no-]density
directives. Handle new directives. Check generating_literals flag
for literal_prefix.
(xtensa_end_directive): Check for directives inside instruction
bundles. Warn and ignore [no-]density directives. Handle new
directives. Call xtensa_set_frag_assembly_state.
(xtensa_loc_directive_seen, xtensa_dwarf2_directive_loc,
xtensa_dwarf2_emit_insn): New.
(xtensa_literal_position): Call md_flush_pending_output. Do not check
use_literal_section flag.
(xtensa_literal_pseudo): Call md_flush_pending_output. Handle absolute
literals. Use xtensa_elf_cons to parse the expression.
(xtensa_literal_prefix): Do not check use_literal_section. Support
".lit4" sections for absolute literals. Change prefix convention to
replace ".text" (or ".t" in a linkonce section). No need to call
subseg_set.
(xtensa_frequency_pseudo, xtensa_elf_cons, xtensa_elf_suffix): New.
(expression_end): Handle closing braces and colons.
(PLT_SUFFIX, plt_suffix): Delete.
(expression_maybe_register): Use new xtensa-isa.h functions. Use
xtensa_elf_suffix instead of checking for plt suffix, and handle O_lo16
and O_hi16 expressions as well.
(tokenize_arguments): Handle closing braces and colons.
(parse_arguments): Use new xtensa-isa.h functions. Handle "invisible"
operands and paired register syntax.
(get_invisible_operands): New.
(xg_translate_sysreg_op): Handle new Xtensa LX RSR/WSR/XSR syntax. Use
new xtensa-isa.h functions.
(xtensa_translate_old_userreg_ops, xtensa_translate_zero_immed): New.
(xg_translate_idioms): Check if inside bundle. Use use_transform.
Handle new Xtensa LX RSR/WSR/XSR syntax. Remove code to widen density
instructions. Use xtensa_translate_zero_immed.
(operand_is_immed, operand_is_pcrel_label): Delete.
(get_relaxable_immed): Use new xtensa-isa.h functions.
(get_opcode_from_buf): Add slot parameter. Use new xtensa-isa.h
functions.
(xtensa_print_insn_table, print_vliw_insn): New.
(is_direct_call_opcode): Use new xtensa-isa.h functions.
(is_call_opcode, is_loop_opcode, is_conditional_branch_opcode,
is_branch_or_jump_opcode): Delete.
(is_movi_opcode, decode_reloc, encode_reloc, encode_alt_reloc): New.
(opnum_to_reloc, reloc_to_opnum): Delete.
(xtensa_insnbuf_set_operand, xtensa_insnbuf_get_operand): Use new
xtensa-isa.h functions. Operate on one slot of an instruction.
(xtensa_insnbuf_set_immediate_field, is_negatable_branch,
xg_get_insn_size): Delete.
(xg_get_build_instr_size): Use xg_get_single_size.
(xg_is_narrow_insn, xg_is_single_relaxable_insn): Update calls to
xg_build_widen_table. Use xg_get_single_size.
(xg_get_max_narrow_insn_size): Delete.
(xg_get_max_insn_widen_size, xg_get_max_insn_widen_literal_size,
xg_is_relaxable_insn): Update calls to xg_build_widen_table. Use
xg_get_single_size.
(xg_build_to_insn): Record the loc field. Handle OP_OPERAND_HI16U and
OP_OPERAND_LOW16U. Check xg_valid_literal_expression.
(xg_expand_to_stack, xg_expand_narrow): Update calls to
xg_build_widen_table. Use xg_get_single_size.
(xg_immeds_fit): Use new xtensa-isa.h functions. Update call to
xg_check_operand.
(xg_symbolic_immeds_fit): Likewise. Also handle O_lo16 and O_hi16, and
treat weak symbols conservatively.
(xg_check_operand): Use new xtensa-isa.h functions.
(is_dnrange): Delete.
(xg_assembly_relax): Inline previous calls to tinsn_copy.
(xg_finish_frag): Specify separate relax states for the frag and slot0.
(is_branch_jmp_to_next, xg_add_branch_and_loop_targets): Use new
xtensa-isa.h functions.
(xg_instruction_matches_option_term, xg_instruction_matches_or_options,
xg_instruction_matches_options): New.
(xg_instruction_matches_rule): Handle O_register expressions. Call
xg_instruction_matches_options.
(transition_rule_cmp): New.
(xg_instruction_match): Update call to xg_build_simplify_table.
(xg_build_token_insn): Record loc fields.
(xg_simplify_insn): Check is_specific_opcode field and
density_supported flag.
(xg_expand_assembly_insn): Skip checking code_density_available. Use
new xtensa-isa.h functions. Call use_transform instead of can_relax.
(xg_assemble_literal): Add error handling for O_big. Call
record_alignment. Handle O_pltrel.
(xg_valid_literal_expression): New.
(xg_assemble_literal_space): Add slot parameter. Remove call to
set_expr_symbol_offset. Add call to record_alignment. Update call to
xg_finish_frag.
(xg_emit_insn): Delete.
(xg_emit_insn_to_buf): Add format parameter. Update calls to
xg_add_opcode_fix and xtensa_insnbuf_to_chars.
(xg_add_opcode_fix): Change opcode parameter to tinsn and add format
and slot parameters. Handle new "alternate" relocations for absolute
literals and CONST16 instructions. Check for bad uses of O_lo16 and
O_hi16. Use new xtensa-isa.h functions.
(xg_assemble_tokens): Delete.
(is_register_writer): Use new xtensa-isa.h functions.
(is_bad_loopend_opcode): Check for xtensa_rsr_lcount_opcode instead of
old-style RSR from LCOUNT.
(next_frag_opcode): Delete.
(next_frag_opcode_is_loop, next_frag_format_size, frag_format_size,
update_next_frag_state): New.
(update_next_frag_nop_state): Delete.
(next_frag_pre_opcode_bytes): Use next_frag_opcode_is_loop.
(xtensa_mark_literal_pool_location): Check use_literal_section flag and
the state of the absolute-literals directive. Add calls to
record_alignment and xtensa_set_frag_assembly_state. Call
xtensa_switch_to_non_abs_literal_fragment instead of
xtensa_switch_to_literal_fragment.
(build_nop): New.
(assemble_nop): Use build_nop. Update call to xtensa_insnbuf_to_chars.
(get_expanded_loop_offset): Change check for undefined opcode to an
assertion.
(xtensa_set_frag_assembly_state, relaxable_section,
xtensa_find_unmarked_state_frags, xtensa_find_unaligned_branch_targets,
xtensa_find_unaligned_loops, xg_apply_tentative_value): New.
(md_begin): Update call to xtensa_isa_init. Initialize linkrelax to 1.
Set lit4_seg_name. Call xg_init_vinsn. Initialize new global opcodes.
Call init_op_placement_info_table and xtensa_set_frag_assembly_state.
(xtensa_init_fix_data): New.
(xtensa_frob_label): Reset label symbol to the current frag. Check
do_align_targets and generating_literals flag. Propagate frequency
info to new alignment frag. Call xtensa_set_frag_assembly_state.
(xtensa_unrecognized_line): New.
(xtensa_flush_pending_output): Check if inside a bundle. Add a call
to xtensa_set_frag_assembly_state.
(error_reset_cur_vinsn): New.
(md_assemble): Remove check for literal frag. Remove call to
istack_init. Call use_transform instead of use_generics. Parse
explicit instruction format specifiers. Move code for
a0_b_retw_interlock workaround to xg_assemble_vliw_tokens. Call
error_reset_cur_vinsn on errors. Add call to get_invisible_operands.
Add dwarf2_where call. Remote automatic alignment for ENTRY
instructions. Move call to xtensa_clear_insn_labels to the end.
Rearrange to handle bundles.
(xtensa_cons_fix_new): Delete.
(xtensa_handle_align): New.
(xtensa_frag_init): Call xtensa_set_frag_assembly_state. Remove
assignment to is_no_density field.
(md_pcrel_from): Use new xtensa-isa.h functions. Use decode_reloc
instead of reloc_to_opnum. Handle "alternate" relocations.
(xtensa_force_relocation, xtensa_check_inside_bundle,
xtensa_elf_section_change_hook): New.
(xtensa_symbol_new_hook): Delete.
(xtensa_fix_adjustable): Check for difference of symbols with an
offset. Check for external and weak symbols.
(md_apply_fix3): Remove cases for XTENSA_OP{0,1,2} relocs.
(md_estimate_size_before_relax): Return expansion for the first slot.
(tc_gen_reloc): Handle difference of symbols by producing
XTENSA_DIFF{8,16,32} relocs and by writing the value of the difference
into the output. Handle new XTENSA_SLOT*_OP relocs by storing the
tentative values into the output when linkrelax is set.
(XTENSA_PROP_SEC_NAME): Define.
(xtensa_post_relax_hook): Call xtensa_find_unmarked_state_frags.
Create literal tables only if using literal sections. Create new
property tables instead of old instruction tables. Check for unaligned
branch targets and loops.
(finish_vinsn, find_vinsn_conflicts, check_t1_t2_reads_and_writes,
new_resource_table, clear_resource_table, resize_resource_table,
resources_available, reserve_resources, release_resources,
opcode_funcUnit_use_unit, opcode_funcUnit_use_stage,
resources_conflict, xg_find_narrowest_format, relaxation_requirements,
bundle_single_op, emit_single_op, xg_assemble_vliw_tokens): New.
(xtensa_end): Call xtensa_flush_pending_output. Set past_xtensa_end
flag. Update checks for workaround options. Call
xtensa_mark_narrow_branches and xtensa_mark_zcl_first_insns.
(xtensa_cleanup_align_frags): Add special case for branch targets.
Check for and mark unreachable frags.
(xtensa_fix_target_frags): Remove use of align_only_targets flag.
Use RELAX_LOOP_END_BYTES in special case for negatable branch at the
end of a zero-overhead loop body.
(frag_can_negate_branch): Handle instructions with multiple slots.
Use new xtensa-isa.h functions
(xtensa_mark_narrow_branches, is_narrow_branch_guaranteed_in_range,
xtensa_mark_zcl_first_insns): New.
(xtensa_fix_a0_b_retw_frags, xtensa_fix_b_j_loop_end_frags): Error if
transformations are disabled.
(next_instrs_are_b_retw): Use new xtensa-isa.h functions. Handle
multislot instructions.
(xtensa_fix_close_loop_end_frags, xtensa_fix_short_loop_frags):
Likewise. Also error if transformations are disabled.
(unrelaxed_frag_max_size): New.
(unrelaxed_frag_min_insn_count, unrelax_frag_has_b_j): Use new
xtensa-isa.h functions.
(xtensa_sanity_check, is_empty_loop, is_local_forward_loop): Use
xtensa_opcode_is_loop instead of is_loop_opcode.
(get_text_align_power): Replace as_fatal with assertion.
(get_text_align_fill_size): Iterate instead of using modulus when
use_nops is false.
(get_noop_aligned_address): Assert that this is for a machine-dependent
RELAX_ALIGN_NEXT_OPCODE frag. Use next_frag_opcode_is_loop,
xg_get_single_size, and frag_format_size.
(get_widen_aligned_address): Rename to ...
(get_aligned_diff): ... this function. Add max_diff parameter.
Remove handling of rs_align/rs_align_code frags. Use
next_frag_format_size, get_text_align_power, get_text_align_fill_size,
next_frag_opcode_is_loop, and xg_get_single_size. Compute max_diff
and pass it back to caller.
(xtensa_relax_frag): Use relax_frag_loop_align. Add code for new
RELAX_SLOTS, RELAX_MAYBE_UNREACHABLE, RELAX_MAYBE_DESIRE_ALIGN,
RELAX_FILL_NOP, and RELAX_UNREACHABLE frag types. Check relax_seen.
(relax_frag_text_align): Rename to ...
(relax_frag_loop_align): ... this function. Assume loops can only be
in the first slot of an instruction.
(relax_frag_add_nop): Use assemble_nop instead of constructing an OR
instruction. Remove call to frag_wane.
(relax_frag_narrow): Rename to ...
(relax_frag_for_align): ... this function. Extend to handle
RELAX_FILL_NOP and RELAX_UNREACHABLE, as well as RELAX_SLOTS with
RELAX_NARROW for the first slot.
(find_address_of_next_align_frag, bytes_to_stretch): New.
(future_alignment_required): Use find_address_of_next_align_frag and
bytes_to_stretch. Look ahead to subsequent frags to make smarter
alignment decisions.
(relax_frag_immed): Add format, slot, and estimate_only parameters.
Check if transformations are enabled for b_j_loop_end workaround.
Use new xtensa-isa.h functions and handle multislot instructions.
Update call to xg_assembly_relax.
(md_convert_frag): Handle new RELAX_SLOTS, RELAX_UNREACHABLE,
RELAX_MAYBE_UNREACHABLE, RELAX_MAYBE_DESIRE_ALIGN, and RELAX_FILL_NOP
frag types.
(convert_frag_narrow): Add segP, format and slot parameters. Call
convert_frag_immed for branch instructions. Adjust calls to
tinsn_from_chars, tinsn_immed_from_frag, and xg_emit_insn_to_buf. Use
xg_get_single_size and xg_get_single_format.
(convert_frag_fill_nop): New.
(convert_frag_immed): Add format and slot parameters. Handle multislot
instructions and use new xtensa-isa.h functions. Update calls to
tinsn_immed_from_frag and xg_assembly_relax. Check if transformations
enabled for b_j_loop_end workaround. Use build_nop instead of
assemble_nop. Check is_specific_opcode flag. Check for unreachable
frags. Use xg_get_single_size. Handle O_pltrel.
(fix_new_exp_in_seg): Remove check for old plt flag.
(convert_frag_immed_finish_loop): Update calls to tinsn_from_chars and
xtensa_insnbuf_to_chars. Call tinsn_immed_from_frag. Change check
for loop opcode to an assertion. Mark all frags up to the end of the
loop as not transformable.
(get_last_insn_flags, set_last_insn_flags): Use get_subseg_info.
(get_subseg_info): New.
(xtensa_move_literals): Call xtensa_set_frag_assembly_state. Add null
check for dest_seg.
(xtensa_switch_to_literal_fragment): Rewrite to handle absolute
literals and use xtensa_switch_to_non_abs_literal_fragment otherwise.
(xtensa_switch_to_non_abs_literal_fragment): New.
(cache_literal_section): Add is_code parameter and pass it through to
retrieve_literal_seg.
(retrieve_literal_seg): Add is_code parameter and use it to set the
flags on the literal section. Handle case where head parameter is 0.
(get_frag_is_no_transform, set_frag_is_specific_opcode,
set_frag_is_no_transform): New.
(xtensa_create_property_segments): Add end_property_function parameter
and pass it through to add_xt_block_frags. Call bfd_get_section_flags
and skip SEC_DEBUGGING and !SEC_ALLOC sections.
(xtensa_create_xproperty_segments, section_has_xproperty): New.
(add_xt_block_frags): Add end_property_function parameter and call it
if it is non-zero. Call xtensa_frag_flags_init.
(xtensa_frag_flags_is_empty, xtensa_frag_flags_init,
get_frag_property_flags, frag_flags_to_number,
xtensa_frag_flags_combinable, xt_block_aligned_size,
xtensa_xt_block_combine, add_xt_prop_frags,
init_op_placement_info_table, opcode_fits_format_slot,
xg_get_single_size, xg_get_single_format): New.
(istack_push): Inline call to tinsn_copy.
(tinsn_copy): Delete.
(tinsn_has_invalid_symbolic_operands): Handle O_hi16 and O_lo16 and
CONST16 opcodes. Handle O_big, O_illegal, and O_absent.
(tinsn_has_complex_operands): Handle O_hi16 and O_lo16.
(tinsn_to_insnbuf): Use xg_get_single_format and new xtensa-isa.h
functions. Handle invisible operands.
(tinsn_to_slotbuf): New.
(tinsn_check_arguments): Use new xtensa-isa.h functions.
(tinsn_from_chars): Add slot parameter. Rewrite using xg_init_vinsn,
vinsn_from_chars, and xg_free_vinsn.
(tinsn_from_insnbuf): New.
(tinsn_immed_from_frag): Add slot parameter and handle multislot
instructions. Handle symbol differences.
(get_num_stack_text_bytes): Use xg_get_single_size.
(xg_init_vinsn, xg_clear_vinsn, vinsn_has_specific_opcodes,
xg_free_vinsn, vinsn_to_insnbuf, vinsn_from_chars, expr_is_register,
get_expr_register, set_expr_symbol_offset_diff): New.
* config/tc-xtensa.h (MAX_SLOTS): Define.
(xtensa_relax_statesE): Move from tc-xtensa.c. Add
RELAX_CHECK_ALIGN_NEXT_OPCODE, RELAX_MAYBE_DESIRE_ALIGN, RELAX_SLOTS,
RELAX_FILL_NOP, RELAX_UNREACHABLE, RELAX_MAYBE_UNREACHABLE, and
RELAX_NONE types.
(RELAX_IMMED_MAXSTEPS): Move from tc-xtensa.c.
(xtensa_frag_type struct): Add is_assembly_state_set,
use_absolute_literals, relax_seen, is_unreachable, is_specific_opcode,
is_align, is_text_align, alignment, and is_first_loop_insn fields.
Replace is_generics and is_relax fields by is_no_transform field.
Delete is_text and is_longcalls fields. Change text_expansion and
literal_expansion to arrays of MAX_SLOTS entries. Add arrays of
per-slot information: literal_frags, slot_subtypes, slot_symbols,
slot_sub_symbols, and slot_offsets. Add fr_prev field.
(xtensa_fix_data struct): New.
(xtensa_symfield_type struct): Delete plt field.
(xtensa_block_info struct): Move definition to tc-xtensa.h. Add
forward declaration here.
(xt_section_type enum): Delete xt_insn_sec. Add xt_prop_sec.
(XTENSA_SECTION_RENAME): Undefine.
(TC_FIX_TYPE, TC_INIT_FIX_DATA, TC_FORCE_RELOCATION, NO_PSEUDO_DOT,
tc_unrecognized_line, md_do_align, md_elf_section_change_hook,
HANDLE_ALIGN, TC_LINKRELAX_FIXUP, SUB_SEGMENT_ALIGN): Define.
(TC_CONS_FIX_NEW, tc_symbol_new_hook): Delete.
(unit_num_copies_func, opcode_num_units_func,
opcode_funcUnit_use_unit_func, opcode_funcUnit_use_stage_func): New.
(resource_table struct): New.
* config/xtensa-istack.h (MAX_INSN_ARGS): Increase from 6 to 10.
(TInsn struct): Add keep_wide, loc, fixup, record_fix, subtype,
literal_space, symbol, sub_symbol, offset, and literal_frag fields.
(tinsn_copy): Delete prototype.
(vliw_insn struct): New.
* config/xtensa-relax.c (insn_pattern_struct): Add options field.
(widen_spec_list): Add option conditions for density and boolean
instructions. Add expansions using CONST16 and conditions for using
CONST16 vs. L32R. Use new Xtensa LX RSR/WSR syntax. Add entries for
predicted branches.
(simplify_spec_list): Add option conditions for density instructions.
Add entry for NOP instruction.
(append_transition): Add cmp function pointer parameter and use it to
insert the new entry in order.
(operand_function_LOW16U, operand_function_HI16U): New.
(xg_has_userdef_op_fn, xg_apply_userdef_op_fn): Handle
OP_OPERAND_LOW16U and OP_OPERAND_HI16U.
(enter_opname, split_string): Use xstrdup instead of strdup.
(init_insn_pattern): Initialize new options field.
(clear_req_or_option_list, clear_req_option_list,
clone_req_or_option_list, clone_req_option_list, parse_option_cond):
New.
(parse_insn_pattern): Parse option conditions.
(transition_applies): New.
(build_transition): Use new xtensa-isa.h functions. Fix incorrectly
swapped last arguments in calls to append_constant_value_condition.
Call clone_req_option_list. Add warning about invalid opcode.
Handle LOW16U and HI16U function names.
(build_transition_table): Add cmp parameter and use it in calls to
append_transition. Use new xtensa-isa.h functions. Check
transition_applies before adding entries.
(xg_build_widen_table, xg_build_simplify_table): Add cmp parameter and
pass it through to build_transition_table.
* config/xtensa-relax.h (ReqOrOptionList, ReqOrOption, ReqOptionList,
ReqOption, transition_cmp_fn): New types.
(OpType enum): Add OP_OPERAND_LOW16U and OP_OPERAND_HI16U.
(transition_rule struct): Add options field.
* doc/as.texinfo (Overview): Update Xtensa options.
* doc/c-xtensa.texi (Xtensa Options): Delete --[no-]density,
--[no-]relax, and --[no-]generics options. Update descriptions of
--text-section-literals and --[no-]longcalls. Add
--[no-]absolute-literals and --[no-]transform.
(Xtensa Syntax): Add description of syntax for FLIX instructions.
Remove use of "generic" and "specific" terminology for opcodes.
(Xtensa Registers): Generalize the syntax description to include
user-defined register files.
(Xtensa Automatic Alignment): Update.
(Xtensa Branch Relaxation): Mention limitation of unconditional jumps.
(Xtensa Call Relaxation): Linker can now remove most of the overhead.
(Xtensa Directives): Remove confusing rules about precedence.
(Density Directive, Relax Directive): Delete.
(Schedule Directive): New.
(Generics Directive): Rename to ...
(Transform Directive): ... this node.
(Literal Directive): Update for absolute literals. Missing
literal_position directive is now an error.
(Literal Position Directive): Update for absolute literals.
(Freeregs Directive): Delete.
(Absolute Literals Directive): New.
(Frame Directive): Minor editing.
* Makefile.am (DEPTC_xtensa_elf, DEPOBJ_xtensa_elf, DEP_xtensa_elf):
Update dependencies.
* Makefile.in: Regenerate.
gas/testsuite ChangeLog
* gas/xtensa/all.exp: Adjust expected error message for j_too_far.
Change entry_align test to expect an error.
* gas/xtensa/entry_misalign2.s: Use no-transform instead of
no-generics directives.
include ChangeLog
* xtensa-config.h (XSHAL_USE_ABSOLUTE_LITERALS,
XCHAL_HAVE_PREDICTED_BRANCHES, XCHAL_INST_FETCH_WIDTH): New.
(XCHAL_EXTRA_SA_SIZE, XCHAL_EXTRA_SA_ALIGN): Delete.
* xtensa-isa-internal.h (ISA_INTERFACE_VERSION): Delete.
(config_sturct struct): Delete.
(XTENSA_OPERAND_IS_REGISTER, XTENSA_OPERAND_IS_PCRELATIVE,
XTENSA_OPERAND_IS_INVISIBLE, XTENSA_OPERAND_IS_UNKNOWN,
XTENSA_OPCODE_IS_BRANCH, XTENSA_OPCODE_IS_JUMP,
XTENSA_OPCODE_IS_LOOP, XTENSA_OPCODE_IS_CALL,
XTENSA_STATE_IS_EXPORTED, XTENSA_INTERFACE_HAS_SIDE_EFFECT): Define.
(xtensa_format_encode_fn, xtensa_get_slot_fn, xtensa_set_slot_fn): New.
(xtensa_insn_decode_fn): Rename to ...
(xtensa_opcode_decode_fn): ... this.
(xtensa_immed_decode_fn, xtensa_immed_encode_fn, xtensa_do_reloc_fn,
xtensa_undo_reloc_fn): Update.
(xtensa_encoding_template_fn): Delete.
(xtensa_opcode_encode_fn, xtensa_format_decode_fn,
xtensa_length_decode_fn): New.
(xtensa_format_internal, xtensa_slot_internal): New types.
(xtensa_operand_internal): Delete operand_kind, inout, isPCRelative,
get_field, and set_field fields. Add name, field_id, regfile,
num_regs, and flags fields.
(xtensa_arg_internal): New type.
(xtensa_iclass_internal): Change operands field to array of
xtensa_arg_internal. Add num_stateOperands, stateOperands,
num_interfaceOperands, and interfaceOperands fields.
(xtensa_opcode_internal): Delete length, template, and iclass fields.
Add iclass_id, flags, encode_fns, num_funcUnit_uses, and funcUnit_uses.
(opname_lookup_entry): Delete.
(xtensa_regfile_internal, xtensa_interface_internal,
xtensa_funcUnit_internal, xtensa_state_internal,
xtensa_sysreg_internal, xtensa_lookup_entry): New.
(xtensa_isa_internal): Replace opcode_table field with opcodes field.
Change type of opname_lookup_table. Delete num_modules,
module_opcode_base, module_decode_fn, config, and has_density fields.
Add num_formats, formats, format_decode_fn, length_decode_fn,
num_slots, slots, num_fields, num_operands, operands, num_iclasses,
iclasses, num_regfiles, regfiles, num_states, states,
state_lookup_table, num_sysregs, sysregs, sysreg_lookup_table,
max_sysreg_num, sysreg_table, num_interfaces, interfaces,
interface_lookup_table, num_funcUnits, funcUnits and
funcUnit_lookup_table fields.
(xtensa_isa_module, xtensa_isa_modules): Delete.
(xtensa_isa_name_compare): New prototype.
(xtisa_errno, xtisa_error_msg): New.
* xtensa-isa.h (XTENSA_ISA_VERSION): Define.
(xtensa_isa): Change type.
(xtensa_operand): Delete.
(xtensa_format, xtensa_regfile, xtensa_state, xtensa_sysreg,
xtensa_interface, xtensa_funcUnit, xtensa_isa_status,
xtensa_funcUnit_use): New types.
(libisa_module_specifier): Delete.
(xtensa_isa_errno, xtensa_isa_error_msg): New prototypes.
(xtensa_insnbuf_free, xtensa_insnbuf_to_chars,
xtensa_insnbuf_from_chars): Update prototypes.
(xtensa_load_isa, xtensa_extend_isa, xtensa_default_isa,
xtensa_insn_maxlength, xtensa_num_opcodes, xtensa_decode_insn,
xtensa_encode_insn, xtensa_insn_length,
xtensa_insn_length_from_first_byte, xtensa_num_operands,
xtensa_operand_kind, xtensa_encode_result,
xtensa_operand_isPCRelative): Delete.
(xtensa_isa_init, xtensa_operand_inout, xtensa_operand_get_field,
xtensa_operand_set_field, xtensa_operand_encode,
xtensa_operand_decode, xtensa_operand_do_reloc,
xtensa_operand_undo_reloc): Update prototypes.
(xtensa_isa_maxlength, xtensa_isa_length_from_chars,
xtensa_isa_num_pipe_stages, xtensa_isa_num_formats,
xtensa_isa_num_opcodes, xtensa_isa_num_regfiles, xtensa_isa_num_states,
xtensa_isa_num_sysregs, xtensa_isa_num_interfaces,
xtensa_isa_num_funcUnits, xtensa_format_name, xtensa_format_lookup,
xtensa_format_decode, xtensa_format_encode, xtensa_format_length,
xtensa_format_num_slots, xtensa_format_slot_nop_opcode,
xtensa_format_get_slot, xtensa_format_set_slot, xtensa_opcode_decode,
xtensa_opcode_encode, xtensa_opcode_is_branch, xtensa_opcode_is_jump,
xtensa_opcode_is_loop, xtensa_opcode_is_call,
xtensa_opcode_num_operands, xtensa_opcode_num_stateOperands,
xtensa_opcode_num_interfaceOperands, xtensa_opcode_num_funcUnit_uses,
xtensa_opcode_funcUnit_use, xtensa_operand_name,
xtensa_operand_is_visible, xtensa_operand_is_register,
xtensa_operand_regfile, xtensa_operand_num_regs,
xtensa_operand_is_known_reg, xtensa_operand_is_PCrelative,
xtensa_stateOperand_state, xtensa_stateOperand_inout,
xtensa_interfaceOperand_interface, xtensa_regfile_lookup,
xtensa_regfile_lookup_shortname, xtensa_regfile_name,
xtensa_regfile_shortname, xtensa_regfile_view_parent,
xtensa_regfile_num_bits, xtensa_regfile_num_entries,
xtensa_state_lookup, xtensa_state_name, xtensa_state_num_bits,
xtensa_state_is_exported, xtensa_sysreg_lookup,
xtensa_sysreg_lookup_name, xtensa_sysreg_name, xtensa_sysreg_number,
xtensa_sysreg_is_user, xtensa_interface_lookup, xtensa_interface_name,
xtensa_interface_num_bits, xtensa_interface_inout,
xtensa_interface_has_side_effect, xtensa_funcUnit_lookup,
xtensa_funcUnit_name, xtensa_funcUnit_num_copies): New prototypes.
* elf/xtensa.h (R_XTENSA_DIFF8, R_XTENSA_DIFF16, R_XTENSA_DIFF32,
R_XTENSA_SLOT*_OP, R_XTENSA_SLOT*_ALT): New relocations.
(XTENSA_PROP_SEC_NAME): Define.
(property_table_entry): Add flags field.
(XTENSA_PROP_*, GET_XTENSA_PROP_*, SET_XTENSA_PROP_*): Define.
ld ChangeLog
* ld.texinfo (Xtensa): Describe new linker relaxation to optimize
assembler-generated longcall sequences. Describe new --size-opt
option.
* emulparams/elf32xtensa.sh (OTHER_SECTIONS): Add .xt.prop section.
* emultempl/xtensaelf.em (remove_section,
replace_insn_sec_with_prop_sec, replace_instruction_table_sections,
elf_xtensa_after_open): New.
(OPTION_OPT_SIZEOPT, OPTION_LITERAL_MOVEMENT,
OPTION_NO_LITERAL_MOVEMENT): Define.
(elf32xtensa_size_opt, elf32xtensa_no_literal_movement): New globals.
(PARSE_AND_LIST_LONGOPTS): Add size-opt and [no-]literal-movement.
(PARSE_AND_LIST_OPTIONS): Add --size-opt.
(PARSE_AND_LIST_ARGS_CASES): Handle OPTION_OPT_SIZEOPT,
OPTION_LITERAL_MOVEMENT, and OPTION_NO_LITERAL_MOVEMENT.
(LDEMUL_AFTER_OPEN): Set to elf_xtensa_after_open.
* scripttempl/elfxtensa.sc: Update with changes from elf.sc.
* Makefile.am (eelf32xtensa.c): Update dependencies.
* Makefile.in: Regenerate.
ld/testsuite ChangeLog
* ld-xtensa/lcall1.s: Use .literal directive.
* ld-xtensa/lcall2.s: Align function entry.
* ld-xtensa/coalesce2.s: Likewise.
opcodes ChangeLog
* xtensa-dis.c (state_names): Delete.
(fetch_data): Use xtensa_isa_maxlength.
(print_xtensa_operand): Replace operand parameter with opcode/operand
pair. Remove print_sr_name parameter. Use new xtensa-isa.h functions.
(print_insn_xtensa): Use new xtensa-isa.h functions. Handle multislot
instruction bundles. Use xmalloc instead of malloc.
Alan Modra [Fri, 8 Oct 2004 00:00:05 +0000 (00:00 +0000)]
daily update
gdbadmin [Fri, 8 Oct 2004 00:00:03 +0000 (00:00 +0000)]
*** empty log message ***
Richard Sandiford [Thu, 7 Oct 2004 22:29:19 +0000 (22:29 +0000)]
* config/tc-mips.c (append_insn): Use fix_new rather than fix_new_exp
to build the second and third fixups for a composite relocation.
(macro_read_relocs): New function.
(macro_build): Use it.
(s_cpsetup): Pass all three composite relocation codes to macro_build.
Simplify fragging code accordingly.
(s_gpdword): Use fix_new rather than fix_new_exp for the second part
of the composite relocation. Set fx_tcbit in both fixups.
Alexandre Oliva [Thu, 7 Oct 2004 21:01:43 +0000 (21:01 +0000)]
* readelf.c (get_machine_flags): Don't fall through into m68k cpu
types.
Richard Sandiford [Thu, 7 Oct 2004 19:15:29 +0000 (19:15 +0000)]
* elf64-mips.c (mips_elf64_write_rel): Use STN_UNDEF for relocs
against the absolute section.
(mips_elf64_write_rela): Likewise.
Richard Sandiford [Thu, 7 Oct 2004 19:12:54 +0000 (19:12 +0000)]
* config/tc-mips.c (append_insn): Set fx_tcbit for composite relocs.
(md_apply_fix3): Don't treat composite relocs as done.
Daniel Jacobowitz [Thu, 7 Oct 2004 17:17:08 +0000 (17:17 +0000)]
From Maciej W. Rozycki <macro@mips.com>:
* mips-tdep.c (mips32_next_pc): Check the register's contents,
not its number for BLEZ/BLEZL and BGTZ/BGTZL.
Nick Clifton [Thu, 7 Oct 2004 15:34:08 +0000 (15:34 +0000)]
Replace literal "0"s with NULLs in pointer initializers.
Nick Clifton [Thu, 7 Oct 2004 15:18:11 +0000 (15:18 +0000)]
When separating CIE out from FDE, treat a DW_CFA_remember_state as we do a
DW_CFA_advance_loc. Test to make sure that this feature continues to work.
Nick Clifton [Thu, 7 Oct 2004 15:16:08 +0000 (15:16 +0000)]
For ELF targets use .LL rather than LL as the prefix for symbol names generated
from the LOCAL macro directive.