* elfxx-mips.c (mips_elf_calculate_relocation): Handle special
'__gnu_local_gp' symbol used by gas -mno-shared.
gas/ChangeLog
* config/tc-mips.c (macro_build_lui): Use '__gnu_local_gp'
instead of '_gp' for -mno-shared optimization.
(s_cpload): Ditto.
(s_abicalls): Document it in the comment.
(md_show_usage): Document the -mno-shared option.
gas/testsuite/ChangeLog
* gas/mips/elf-rel23b.d: Use '__gnu_local_gp' instead of '_gp'
for -mno-shared optimization.
* gas/mips/elf-rel25a.d: Ditto.
ld/testsuite/ChangeLog
* ld-mips-elf/multi-got-no-shared-1.s,
ld-mips-elf/multi-got-no-shared-2.s,
ld-mips-elf/multi-got-no-shared.d: New tests.
* ld-mips-elf/mips-elf.exp: Run them.
(mips_opts): Initialize it.
(HAVE_32BIT_ADDRESSES): Set to true if pointers are 32 bits wide.
(HAVE_64BIT_ADDRESSES): Redefine as !HAVE_32BIT_ADDRESSES.
(HAVE_32BIT_SYMBOLS, HAVE_64BIT_SYMBOLS): New macros.
(load_address): Use HAVE_64BIT_SYMBOLS instead of HAVE_64BIT_ADDRESSES
when deciding whether to use a symbolic %highest/%higher expansion.
(macro): Likewise. Remove o64/n32 linux hack. Always use
ADDRESS_ADD*_INSN for address addition in the expansion of "dla"
and "la". Handle constants separately from symbolic expressions in
the "ld_st:" case, using 64-bit arithmetic if HAVE_64BIT_ADDRESSES
and using load_register to load the high part of the address.
(OPTION_MSYM32, OPTION_NO_MSYM32): New macros.
(OPTION_ELF_BASE): Bump by 2.
(md_longopts): Add entries for -msym32 and -mno-sym32.
(md_parse_option): Handle them.
(usage): Document them.
(s_mipsset): Handle ".set sym32" and ".set nosym32".
(s_cpload, s_cpsetup): Use HAVE_64BIT_SYMBOLS instead of
HAVE_64BIT_ADDRESSES to detect 64-bit values of "_gp".
* doc/c-mips.texi: Document ".set sym32", ".set nosym32",
-msym32 and -mno-sym32.
for 64bit address space non-PIC. Fix formatting.
(macro): Likewise. Simplify code.
(md_parse_option): Don't bail out if -G 0 is set for PIC code.
(mips_after_parse_args): Simplify code.
%dtprel_lo, %tprel_hi, %tprel_lo, and %gottprel.
(parse_relocation): Check for a word break after a relocation
operator.
(md_apply_fix3): Handle TLS relocations, and mark thread-local
symbols.
* ld-mips-elf/reloc-merge-lo16.d: Correct symbol
table size for __start.
2005-02-22 Eric Christopher <echristo@redhat.com>
* config/tc-mips.c (struct proc): Change isym to
func_sym. New member func_end_sym.
(s_mips_ent): Update.
(s_mips_end): Ditto. Add code to compute function size.
* config/tc-mips.c (append_insn): Call dwarf2_emit_insn() before
emitting insn.
gas/testsuite/:
* gas/mips/mips16-dwarf2.d: New test to check DWARF2 line
information for MIPS16.
* gas/mips/mips16-dwarf2.s: Source for the new test.
* gas/mips/mips.exp: Run the new test.
(macro): Don't use AT if .set noat is in effect. Fix formatting.
Catch macros which are unexpandable without AT. Remove duplicate
zeroing of used_at.
(macro2): Remove duplicate zeroing of used_at.
2005-02-15 Nigel Stephens <nigel@mips.com>
Maciej W. Rozycki <macro@mips.com>
* elf32-mips.c (elf_mips16_howto_table_rel): New array for MIPS16
reloc howtos. Add R_MIPS16_HI16 and R_MIPS16_LO16 relocs and
R_MIPS16_GOT16 and R_MIPS16_CALL16 placeholders.
(elf_mips16_jump_howto): Move into elf_mips16_howto_table_rel.
(elf_mips16_gprel_howto): Likewise. Redefine src_mask and
dst_mask.
(mips16_gprel_reloc): Remove bit shuffling; call
_bfd_mips16_elf_reloc_unshuffle(), _bfd_mips_elf_gprel16_with_gp()
and _bfd_mips16_elf_reloc_shuffle() instead.
(mips16_reloc_map): New reloc map for MIPS16 relocs.
(bfd_elf32_bfd_reloc_type_lookup): Use mips16_reloc_map for MIPS16
relocs.
(mips_elf32_rtype_to_howto): Fetch MIPS16 howtos from
elf_mips16_howto_table_rel.
* elf64-mips.c (mips16_elf64_howto_table_rel): New array for
MIPS16 REL reloc howtos. Add R_MIPS16_HI16 and R_MIPS16_LO16
relocs and R_MIPS16_GOT16 and R_MIPS16_CALL16 placeholders.
(elf_mips16_jump_howto): Move into mips16_elf64_howto_table_rel.
(elf_mips16_gprel_howto): Likewise. Redefine src_mask and
dst_mask.
(mips16_elf64_howto_table_rela): New array for MIPS16 RELA
reloc howtos. Add R_MIPS16_26, R_MIPS16_GPREL, R_MIPS16_HI16 and
R_MIPS16_LO16 relocs and R_MIPS16_GOT16 and R_MIPS16_CALL16
placeholders.
(mips16_gprel_reloc): Remove bit shuffling; call
_bfd_mips16_elf_reloc_unshuffle(), _bfd_mips_elf_gprel16_with_gp()
and _bfd_mips16_elf_reloc_shuffle() instead.
(mips16_reloc_map): New reloc map for MIPS16 relocs.
(bfd_elf64_bfd_reloc_type_lookup): Use mips16_reloc_map for MIPS16
relocs.
(mips_elf64_rtype_to_howto): Fetch MIPS16 howtos from
mips16_elf64_howto_table_rela or mips16_elf64_howto_table_rel.
* elfn32-mips.c (elf_mips16_howto_table_rel): New array for MIPS16
REL reloc howtos. Add R_MIPS16_HI16 and R_MIPS16_LO16 relocs and
R_MIPS16_GOT16 and R_MIPS16_CALL16 placeholders.
(elf_mips16_jump_howto): Move into elf_mips16_howto_table_rel.
(elf_mips16_gprel_howto): Likewise. Redefine src_mask and
dst_mask.
(mips16_gprel_reloc): Remove bit shuffling; call
_bfd_mips16_elf_reloc_unshuffle(), _bfd_mips_elf_gprel16_with_gp()
and _bfd_mips16_elf_reloc_shuffle() instead.
(mips16_reloc_map): New reloc map for MIPS16 relocs.
(bfd_elf32_bfd_reloc_type_lookup): Use mips16_reloc_map for MIPS16
relocs.
(mips_elf_n32_rtype_to_howto): Fetch MIPS16 howtos from
elf_mips16_howto_table_rela or elf_mips16_howto_table_rel.
* elfxx-mips.c (_bfd_mips16_elf_reloc_unshuffle): New function to
handle bit shuffling for MIPS16 relocs.
(_bfd_mips16_elf_reloc_shuffle): Likewise.
(_bfd_mips_elf_lo16_reloc): Use _bfd_mips16_elf_reloc_unshuffle()
and _bfd_mips16_elf_reloc_shuffle().
(_bfd_mips_elf_generic_reloc): Likewise.
(mips_elf_calculate_relocation): Likewise. Handle R_MIPS16_HI16
and R_MIPS16_LO16.
(mips_elf_obtain_contents): Remove bit shuffling.
(mips_elf_perform_relocation): Likewise; call
_bfd_mips16_elf_reloc_unshuffle() and _bfd_mips16_elf_reloc_shuffle()
instead.
(_bfd_mips_elf_relocate_section): Likewise. Handle R_MIPS16_HI16
and R_MIPS16_LO16.
* elfxx-mips.h (_bfd_mips16_elf_reloc_unshuffle): Declare.
(_bfd_mips16_elf_reloc_shuffle): Likewise.
* reloc.c (BFD_RELOC_MIPS16_HI16): New reloc.
(BFD_RELOC_MIPS16_HI16_S): Likewise.
(BFD_RELOC_MIPS16_LO16): Likewise.
* bfd-in2.h: Regenerate.
* libbfd.h: Regenerate.
gas/:
2005-02-15 Nigel Stephens <nigel@mips.com>
Maciej W. Rozycki <macro@mips.com>
* config/tc-mips.c (reloc_needs_lo_p): Handle
BFD_RELOC_MIPS16_HI16_S.
(fixup_has_matching_lo_p): Handle BFD_RELOC_MIPS16_LO16.
(append_insn): Add BFD_RELOC_MIPS16_GPREL, BFD_RELOC_MIPS16_HI16_S
and BFD_RELOC_MIPS16_LO16 to relocs to suppress overflow
complaints on.
(mips16_ip): Resolve BFD_RELOC_MIPS16_HI16_S,
BFD_RELOC_MIPS16_HI16 and BFD_RELOC_MIPS16_LO16 for constants.
Call my_getSmallExpression() to parse percent operators.
(percent_op_match, mips_percent_op): Separate definitions.
(mips16_percent_op): Define percent operators for the MIPS16 mode.
(parse_relocation): Handle the MIPS16 mode using
mips16_percent_op.
(md_apply_fix3): Handle BFD_RELOC_MIPS16_HI16,
BFD_RELOC_MIPS16_HI16_S and BFD_RELOC_MIPS16_LO16.
gas/testsuite/:
2005-02-15 Nigel Stephens <nigel@mips.com>
Maciej W. Rozycki <macro@mips.com>
* gas/mips/mips16-hilo.d: New test for the R_MIPS16_HI16 and
R_MIPS16_LO16 relocs.
* gas/mips/mips16-hilo-n32.d: Likewise, for the n32 ABI.
* gas/mips/mips16-hilo.s: Source for the new tests.
* gas/mips/mips.exp: Run the new tests.
include/:
2005-02-15 Nigel Stephens <nigel@mips.com>
Maciej W. Rozycki <macro@mips.com>
* elf/mips.h (R_MIPS16_GOT16): New reloc code.
(R_MIPS16_CALL16): Likewise.
(R_MIPS16_HI16): Likewise.
(R_MIPS16_LO16): Likewise.
(R_MIPS16_min): New fake reloc code.
(R_MIPS16_max): Likewise.
ld/testsuite/:
2005-02-15 Nigel Stephens <nigel@mips.com>
Maciej W. Rozycki <macro@mips.com>
* ld-mips-elf/mips16-hilo.d: New test for the R_MIPS16_HI16 and
R_MIPS16_LO16 relocs.
* ld-mips-elf/mips16-hilo-n32.d: Likewise, for the n32 ABI.
* ld-mips-elf/mips16-hilo.s: Auxiliary source for the new tests.
* ld-mips-elf/mips-elf.exp: Run the new tests.
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.
no associated relocation.
(mips_ip): Cancel the expression after use for the Q format
specifier.
(parse_relocation): Return no relocation for unsupported
operators.
(my_getSmallExpression): Return no relocation if no relocation
operators are used.
(reloc_needs_lo_p): Only return true if HAVE_IN_PLACE_ADDENDS.
(mips_frob_file): Rework so that only a single pass through the
relocs is needed. Allow %lo()s to have higher offsets than their
corresponding %hi()s or %got()s.
testsuite/
* gas/mips/elf{,el}-rel.d: Adjust so that the earliest %hi() matches
the earliest %lo().
* gas/mips/elf-rel11.d: Don't expect the relocs to be reordered.
* gas/mips/elf-rel20.[sd]: New test.
* gas/mips/mips.exp: Run it.
(load_address, macro): Use load_delay_nop() to build a nop
which can be omitted with gpr_interlocks.
* gas/mips/lb-xgot-ilocks.d: Remove nops in load delay slot.
* gas/mips/mips-abi32-pic.d: Likewise.
* gas/mips/mips-abi32-pic2.d: Likewise.
* gas/mips/mips-gp32-fp32-pic.d: Likewise.
* gas/mips/mips-gp32-fp64-pic.d: Likewise.
* gas/mips/mips-gp64-fp32-pic.d: Likewise.
* gas/mips/mips-gp64-fp64-pic.d: Likewise.
* gas/mips/relax-swap1-mips2.d: Likewise.
* gas/mips/lb-svr4pic-ilocks.d: New test.
* gas/mips/mips.exp: Run it.
* config/tc-mips.c (hilo_interlocks): Change definition
so that MIPS32, MIPS64 and later ISAs are included, along with
the already-included machines. Update comments.
(RELAX_FIRST, RELAX_SECOND): Turn into 8-bit quantities.
(RELAX_USE_SECOND): Bump to 0x10000.
(RELAX_SECOND_LONGER, RELAX_NOMACRO, RELAX_DELAY_SLOT): New flags.
(mips_macro_warning): New variable.
(md_assemble): Wrap macro expansion in macro_start() and macro_end().
(s_cpload, s_cpsetup, s_cprestore, s_cpreturn): Likewise.
(relax_close_frag): Set mips_macro_warning.first_frag. Adjust use
of RELAX_ENCODE.
(append_insn): Update mips_macro_warning.sizes.
(macro_start, macro_warning, macro_end): New functions.
(macro_build): Don't emit warnings here.
(macro_build_lui, md_estimate_size_before_relax): ...or here.
(md_convert_frag): Check for cases where one macro alternative
needs a warning and the other doesn't. Emit a warning if the
longer sequence was chosen.
* config/tc-mips.c (RELAX_ENCODE): Take three arguments: the size of
the first sequence, the size of the second sequence, and a flag
that says whether we should warn.
(RELAX_OLD, RELAX_NEW, RELAX_RELOC[123]): Delete.
(RELAX_FIRST, RELAX_SECOND): New.
(mips_relax): New variable.
(relax_close_frag, relax_start, relax_switch, relax_end): New fns.
(append_insn): Remove "place" argument. Use mips_relax.sequence
rather than "place" to check whether we're expanding the second
alternative of a relaxable macro. Remove redundant check for
branch relaxation. If generating a normal insn, and there
is not enough room in the current frag, call relax_close_frag()
to close it. Update mips_relax.sizes[]. Emit fixups for the
second version of a relaxable macro. Record the first relaxable
fixup in mips_relax. Remove tc_gen_reloc workaround.
(macro_build): Remove all uses of "place". Use mips_relax.sequence
in the same way as in append_insn.
(mips16_macro_build): Remove "place" argument.
(macro_build_lui): As for macro_build. Don't drop the add_symbol
when generating the second version of a relaxable macro.
(load_got_offset, add_got_offset): New functions.
(load_address, macro): Use new relaxation machinery. Remove
tc_gen_reloc workarounds.
(md_estimate_size_before_relax): Set RELAX_USE_SECOND if the second
version of a relaxable macro is needed. Return -RELAX_SECOND if the
first version is needed.
(tc_gen_reloc): Remove relaxation handling.
(md_convert_frag): Go through the fixups for a relaxable macro and
mark those that belong to the unneeded alternative as done. If the
second alternative is needed, adjust the fixup addresses to account
for the deleted first alternative.
testsuite/
* gas/mips/elf-rel19.[sd]: New test.
* gas/mips/mips.exp: Run it.
* config/tc-mips.c (append_insn): Properly detect variant frags
that preclude swapping of relaxed branches. Correctly swap
instructions between frags when dealing with relaxed branches.
gas/testsuite/
* gas/mips/relax-swap1-mips1.d: New test for branch relaxation
with swapping for MIPS1.
* gas/mips/relax-swap1-mips2.d: New test for branch relaxation
with swapping for MIPS2.
* gas/mips/relax-swap1.l: Stderr output for the new tests.
* gas/mips/relax-swap1.s: Source for the new tests.
* gas/mips/relax-swap2.d: New test for branch likely relaxation
with swapping.
* gas/mips/relax-swap2.l: Stderr output for the new test.
* gas/mips/relax-swap2.s: Source for the new test.
* gas/mips/mips.exp: Run the new tests.
* config/tc-mips.c (macro_build_jalr): When adding an R_MIPS_JALR
reloc, reserve space for the delay slot as well as the jalr itself.
gas/testsuite/
* gas/mips/elf-rel18.[sd]: New test.
* gas/mips/mips.exp: Run it.
(cop_interlocks): Check ISA level.
(cop_mem_interlocks): Define.
(reg_needs_delay): Check cop_interlocks rather than
ISA_HAS_COPROC_DELAYS.
(append_insn): Likewise. Use cop_mem_interlocks rather than
directly checking mips_opts.isa.
(mips_emit_delays): Likewise.
* elf32-mips.c (elf_mips_howto_table_rel): Replace all uses of
mips_elf_generic_reloc with _bfd_mips_elf_generic_reloc. Use
_bfd_mips_elf_hi16_reloc for R_MIPS_HI16 and R_MIPS_GNU_REL_HI16,
_bfd_mips_elf_lo16_reloc for R_MIPS_LO16 and R_MIPS_GNU_REL_LO16,
and _bfd_mips_elf_got16_reloc for R_MIPS_GOT16. Change rightshift
to 16 for R_MIPS_HI16 and R_MIPS_GNU_REL_HI16.
(mips_elf_generic_reloc, struct mips_hi16, mips_elf_hi16_reloc)
(mips_elf_lo16_reloc, mips_elf_got16_reloc): Delete.
(_bfd_mips_elf32_gprel16_reloc): Remove special case.
(mips_elf_gprel32_reloc, mips32_64bit_reloc): Likewise.
* elf64-mips.c (mips_elf64_howto_table_rel): Replace all uses of
mips_elf_generic_reloc with _bfd_mips_elf_generic_reloc. Use
_bfd_mips_elf_hi16_reloc for R_MIPS_HI16, _bfd_mips_elf_lo16_reloc
for R_MIPS_LO16 and _bfd_mips_elf_got16_reloc for R_MIPS_GOT16.
Change R_MIPS_HI16's rightshift to 16.
(mips_elf64_howto_table_rela): Replace all uses of
mips_elf_generic_reloc with _bfd_mips_elf_generic_reloc.
Use _bfd_mips_elf_generic_reloc for R_MIPS_GOT16 as well.
(mips_elf64_hi16_reloc, mips_elf64_got16_reloc): Delete.
(mips_elf64_shift6_reloc): Remove special case. Use
_bfd_mips_elf_generic_reloc instead of returning bfd_reloc_continue.
* elfn32-mips.c (prev_reloc_section): Delete.
(prev_reloc_address, prev_reloc_addend): Delete.
(elf_mips_howto_table_rel, elf_mips_howto_table_rela): As for
elf64-mips.c
(GET_RELOC_ADDEND, SET_RELOC_ADDEND): Delete.
(mips_elf_generic_reloc, struct mips_hi16, mips_elf_hi16_reloc)
(mips_elf_lo16_reloc, mips_elf_got16_reloc): Delete.
(mips_elf_gprel16_reloc): Delete use of GET_RELOC_ADDEND.
(mips_elf_literal_reloc, mips_elf_gprel32_reloc): Likewise.
(mips16_jump_reloc, mips16_gprel_reloc): Likewise.
(mips_elf_shift6_reloc): Likewise. Delete use of SET_RELOC_ADDEND.
* elfxx-mips.c (_bfd_mips_elf_gprel16_with_gp): Use
_bfd_relocate_contents to install an in-place addend.
(mips_hi16): New structure.
(mips_hi16_list): Moved from elf32-mips.c.
(_bfd_mips_elf_hi16_reloc, _bfd_mips_elf_got16_reloc): New functions.
(_bfd_mips_elf_lo16_reloc, _bfd_mips_elf_generic_reloc): New functions.
(mips_elf_calculate_relocation): Assume addend is unshifted.
(_bfd_mips_elf_relocate_section): Don't apply the howto rightshift
on top of the usual high-part shift. Don't shift the addend right
before calling mips_elf_calculate_relocation.
* elfxx-mips.h (_bfd_mips_elf_hi16_reloc): Declare.
(_bfd_mips_elf_got16_reloc, _bfd_mips_elf_lo16_reloc): Declare.
(_bfd_mips_elf_generic_reloc): Declare.
gas/
* config/tc-mips.c (mips_need_elf_addend_fixup): Delete.
(md_apply_fix3): Remove bfd_install_relocation workarounds.
(tc_gen_reloc): Likewise. Factor handling of pc-relative relocations
and treat fx_addnumber as relative to the relocation address.
gas/testsuite/
* gas/mips/mips16-jalx.d: Use -mabi=o64.
* gas/mips/mips16.d: Likewise.
* gas/mips/elf-rel17.[sd]: New test.
* gas/mips/mips.exp: Run it.
* config/tc-mips.c (macro): Switch misordered call to frag_grow()
and setting of tc_fr_offset.
gas/testsuite/
* gas/mips/elf-rel16.[sd]: New test.
* gas/mips/mips.exp: Run it.
* gas/mips/elf-rel-xgot-n32.d: Fix addends for "lw $5,dl1+34($5)".
* gas/mips/elf-rel-xgot-n64.d: Likewise.
for loading addresses using CALL relocations.
Don't emit CALL relocations when a base register is used.
* gas/mips/lca-svr4pic.d: New test for the "lca" macro.
* gas/mips/lca-xgot.d: Likewise.
* gas/mips/lca.s: Source for the new tests.
* gas/mips/mips.exp: Run the new tests.
* opcode/mips.h: Define new enum members, M_LCA_AB and M_DLCA_AB.
* mips-opc.c (mips_builtin_opcodes): Handle new macros: "lca" and
"dlca".
2003-09-30 Chris Demetriou <cgd@broadcom.com>
* config/tc-mips.c (mips_ip): Capitalize first word of
existing condition code warning, and add condition code
warnings for .ps instructions, and for bc1any[24][tf].
[ gas/testsuite/ChangeLog ]
2003-09-30 Chris Demetriou <cgd@broadcom.com>
* lib/gas-defs.exp (run_dump_test): If stderr file is specified
and there was no stderr output, compare anyway (i.e., cause a
test failure).
* gas/mips/mips64-mips3d.s: Add some new instructions to test warnings.
* gas/mips/mips64-mips3d.l: New file.
* gas/mips/mips64-mips3d.d: Use mips64-mips3d.l, and update for
changes to mips64-mips3d.s.
* gas/mips/mips64-mips3d-incl.d: Likewise.
* gas/mips/set-arch.l: New file.
* gas/mips/set-arch.d: Specify set-arch.l as stderr output to check.
* gas/mips/mips5.l: Make error messages match source.
* mips.h (CPU_RM7000): New macro.
(OPCODE_IS_MEMBER): Match CPU_RM7000 against 4650 insns.
bfd/
* archures.c (bfd_mach_mips7000): New.
* bfd-in2.h: Regenerated.
* cpu-mips.c (arch_info_struct): Add an entry for mips:7000.
* elfxx-mips.c (mips_set_isa_flags): Handle bfd_mach_mips7000.
(mips_mach_extensions): Add an entry for it.
opcodes/
* mips-dis.c (mips_arch_choices): Add rm7000 and rm9000 entries.
gas/
* config/tc-mips.c (hilo_interlocks): True for CPU_RM7000.
(mips_cpu_info_table): Add rm7000 and rm9000 entries.
gas/testsuite/
* gas/mips/rm7000.[sd]: New test.
* gas/mips/mips.exp: Run it.
2003-07-08 Chris Demetriou <cgd@broadcom.com>
* config/tc-mips.c (mips_validate_fix): Do not warn about branch
target being a global symbol if not compiling SVR4 PIC code.
[ gas/testsuite/ChangeLog ]
2003-07-08 Chris Demetriou <cgd@broadcom.com>
* gas/testsuite/gas/mips/mips.exp: Make sure that branch-misc-2 is
run to compile non-PIC code, and add branch-misc-2pic.
* gas/mips/branch-misc-2.l: Adjust for change in non-PIC warnings.
* gas/mips/branch-misc-2pic.l: New file.
* gas/mips/branch-misc-2pic.s: New file.
special handling for n32 ABI.
(macro): Likewise.
* gas/mips/elf-rel-got-n32.d: Remove special handling for n32 ABI.
* gas/mips/elf-rel-xgot-n32.d: Likewise.
* gas/mips/jal-newabi.d: Likewise.
* ld-mips-elf/elf-rel-got-n32.d: Remove special handling for n32 ABI.
* ld-mips-elf/elf-rel-xgot-n32.d: Likewise.
(elf_mips_howto_table_rel): Use it.
(gprel32_with_gp): Move prototype.
(mips_elf_hi16_reloc): Check for ! BSF_LOCAL instead of zero addend.
Use mips_elf_generic_reloc.
(mips_elf_got16_reloc): Check for ! BSF_LOCAL instead of zero addend.
Code cleanup.
(_bfd_mips_elf32_gprel16_reloc): Check for ! BSF_LOCAL instead of
zero addend.
(mips_elf_gprel32_reloc): Likewise. Use the same GP assignment logic
as in the other *_gprel*_reloc functions.
(gprel32_with_gp): Handle partial_inplace properly.
(mips32_64bit_reloc): Use mips_elf_generic_reloc.
(mips16_gprel_reloc): Check for ! BSF_LOCAL instead of zero addend.
Do addend handling directly instead of calling
_bfd_mips_elf_gprel16_with_gp. Handle partial_inplace properly.
* elf64-mips.c (mips_elf64_hi16_reloc): Check for ! BSF_LOCAL instead
of zero addend. Handle partial_inplace properly.
(mips_elf64_got16_reloc): Check for ! BSF_LOCAL instead of zero
addend.
(mips_elf64_gprel16_reloc): Likewise.
(mips_elf64_literal_reloc): Likewise.
(mips_elf64_gprel32_reloc): Likewise. Use the same GP assignment
logic as in the other *_gprel*_reloc functions. Handle
partial_inplace properly.
(mips_elf64_shift6_reloc): Check for ! BSF_LOCAL instead of zero
addend. Handle partial_inplace properly.
(mips16_gprel_reloc): Likewise. Do addend handling directly instead
of calling _bfd_mips_elf_gprel16_with_gp.
* elfn32-mips.c (mips_elf_got16_reloc): Check for BSF_LOCAL.
(mips_elf_gprel32_reloc): Check for ! BSF_LOCAL instead
of zero addend.
(mips_elf_shift6_reloc): Handle partial_inplace properly.
(mips16_gprel_reloc): Likewise. Do addend handling directly instead
of calling _bfd_mips_elf_gprel16_with_gp.
* elfxx-mips.c (_bfd_mips_elf_gprel16_with_gp): Handle
partial_inplace properly. Fix wrong addend handling. Fix overflow
check.
(_bfd_mips_elf_sign_extend): Renamed from mips_elf_sign_extend and
exported.
(mips_elf_calculate_relocation): Use _bfd_mips_elf_sign_extend.
(_bfd_mips_elf_relocate_section): Likewise.
(mips_elf_create_dynamic_relocation): Update sec_info_type access.
* elfxx-mips.h (_bfd_mips_relax_section): Fix prototype declaration.
(_bfd_mips_elf_sign_extend): New prototype.
* config/tc-mips.c (md_pcrel_from): Return actual pcrel address.
(md_apply_fix3): Ignore non-special relocations. Remove superfluous
exceptions from size assert. Remove most of the addend fixup
specialcasing. Remove value, use valP directly. simplify fx_addnumber
handling. Remove zero addend specialcases.
(tc_gen_reloc): Use appropriate value for reloc2 addend. Remove
the addend fixup specialcase.
* config/tc-mips.h (MD_APPLY_SYM_VALUE): Define as 0.
fixp's. Don't relax overflow checking for partial_inplace relocations.
Use the actual relocation type in combined relocs, not just the type
of the first one.
(macro_build_jalr): Use actual relocation size for new fix.
(s_cpsetup, s_gpdword): Likewise.
Alexandre Oliva <aoliva@redhat.com>
* elfxx-mips.c (_bfd_mips_elf_merge_private_bfd_data): Adjust
pic tests, change to warning.
(_bfd_mips_elf_final_link): Remove EF_MIPS_CPIC flag setting.
2003-05-07 Eric Christopher <echristo@redhat.com>
* config/tc-mips.c (mips_abicalls): New variable.
(md_parse_option): Use.
(s_option): Ditto.
(s_abicalls): Ditto.
(mips_elf_final_processing): Set EF_MIPS_PIC and
EF_MIPS_CPIC dependent on above.
* config/tc-mips.c: Use signed add for n32 address arithmetic.
(append_insn): When filling delay slots with instructions
that have fixups that tc_gen_reloc might consider modifyable
in variant frags, start a new frag.
(load_address): Generate GOT_DISP with of without offset
depending on whether symbol is local. For -xgot, use
GOT_PAGE/GOT_OFST or GOT_HI16/GOT_LO16.
(macro) <M_DLA_AB, M_LA_AB>: Likewise.
<M_JAL_A>: In NewABI, use CALL16 or GOT_DISP for small got,
CALL_HI16/CALL_LO16 or GOT_PAGE/GOT_OFST for big got.
<ld_st>: In NewABI with small got, always use
GOT_PAGE/GOT_OFST, with the latter in the load/store
instruction. With big got, use GOT_HI16/GOT_LO16 or
GOT_PAGE/GOT_OFST.
(tc_gen_reloc): Adjust variant frags with GOT_DISP in NewABI.
Add tc_frag_data.tc_fr_offset to addends. Decay CALL16,
GOT_OFST and GOT_DISP to GOT_DISP in NewABI.
(md_convert_frag): Use memmove for safe copying of overlapping
regions.
constant address that Alexandre took out by accident. Reject
64-bit addresses that are not sign extensions of 32 bits only if
we don't support 64-bit address constants.
2003-04-02 Chris Demetriou <cgd@broadcom.com>
* config/tc-mips.c (macro2): Adjust implementation of
M_ULH, M_ULHU, M_ULW, and M_ULD so that they work properly
in the case where the source and destination registers
are the same.
[ gas/testsuite/ChangeLog ]
2003-04-02 Chris Demetriou <cgd@broadcom.com>
* gas/mips/ulh.d: Adjust for ulh and ulhu macro assembly changes.
* gas/mips/mips.exp: Define new "gpr_ilocks" architecture
property, and add it to mips2 (and later) chips and r3900.
* gas/mips/uld2.s: New test source file.
* gas/mips/ulh2.s: Likewise.
* gas/mips/ulw2.s: Likewise.
* gas/mips/uld2.l: New test stderr listing.
* gas/mips/ulh2.l: Likewise.
* gas/mips/ulw2.l: Likewise.
* gas/mips/uld2-eb.d: New test.
* gas/mips/uld2-el.d: Likewise.
* gas/mips/ulh2-eb.d: Likewise.
* gas/mips/ulh2-el.d: Likewise.
* gas/mips/ulw2-eb-ilocks.d: Likewise.
* gas/mips/ulw2-eb.d: Likewise.
* gas/mips/ulw2-el-ilocks.d: Likewise.
* gas/mips/ulw2-el.d: Likewise.
* gas/mips/mips.exp: Run new tests for appropriate architectures.
* config/tc-mips.c (reloc_needs_lo_p): New function.
(fixup_has_matching_lo_p): New function.
(append_insn): Use reloc_needs_lo_p to check whether a relocation
might need a matching %lo(). Reuse the head of mips_hi_fixup_list
if that fixup already has a matching %lo(). Don't call frag_wane here.
(macro): Call frag_wane here if the last unmatched hi was in the
current frag.
(pic_need_relax): New function, split out from...
(md_estimate_size_before_relax): ...here.
(mips_frob_file): Use reloc_needs_lo_p. Use pic_need_relax to test
whether BFD_RELOC_MIPS_GOT16 fixups refer to global symbols.
gas/testsuite/
* gas/mips/rel12.[sd], gas/mips/rel13.[sd]: New tests.
* gas/mips/mips.exp: Run them.
* config/tc-mips.c (enum small_ex_type): Remove.
(imm_unmatched_hi): Remove.
(md_assemble): Remove use of imm_unmatched_hi. Remove the last
argument from calls to append_insn.
(append_insn): Remove unmatched_hi parameter; check reloc_type[0]
instead.
(macro_build): Update append_insn calls.
(mips16_macro_build, macro_build_lui): Likewise.
(mips_ip): Rework handling of small expressions. Move explicit
relocation handling into my_getSmallExpression. Assume that the
value of 'o' operands is zero if there is only one bracketed
expression left.
(percent_op): Make constant. Record the BFD relocation code
associated with each operator.
(my_getSmallParser, my_getPercentOp): Remove.
(parse_relocation): New function.
(my_getSamllExpression): Rework. Fill in relocations here
rather than in mips_ip.
gas/testsuite
* gas/mips/elf-rel8.[sd], gas/mips/elf-rel9.[sd],
gas/mips/elf-rel10.[sd], gas/mips/elf-rel11.[sd]: New tests.
* gas/mips/mips.exp: Run elf-rel8 and elf-rel9 for all elf
targets. Run elf-rel10 and elf-rel11 for NewABI targets.
* configure: Rebuilt.
* config/te-irix.h: New file.
* config/tc-mips.c (mips_dwarf2_format): Use TE_IRIX to decide
whether to use Irix-specific 64-bit format.
2003-01-02 Chris Demetriou <cgd@broadcom.com>
* config/tc-mips.c: Update copyright years to include 2003.
(mips_ip): Fix indentation of "+A", "+B", and "+C" handling.
Additionally, clean up their code slightly and clean up their
comments some more.
* doc/c-mips.texi: Add MIPS32r2 to ".set mipsN" documentation.
[ gas/testsuite/ChangeLog ]
2003-01-02 Chris Demetriou <cgd@broadcom.com>
* gas/mips/elf_arch_mips32r2.d: Fix file description comment.
[ include/opcode/ChangeLog ]
2003-01-02 Chris Demetriou <cgd@broadcom.com>
* mips.h: Update copyright years to include 2002 (which had
been missed previously) and 2003. Make comments about "+A",
"+B", and "+C" operand types more descriptive.
2002-12-31 Chris Demetriou <cgd@broadcom.com>
* config/tc-mips.c (validate_mips_insn, mips_ip): Recognize
the "+D" operand, which will be used only by the disassembler.
[ gas/testsuite/ChangeLog ]
2002-12-31 Chris Demetriou <cgd@broadcom.com>
* gas/mips/cp0sel-names-mips32.d: New test.
* gas/mips/cp0sel-names-mips32r2.d: New test.
* gas/mips/cp0sel-names-mips64.d: New test.
* gas/mips/cp0sel-names-numeric.d: New test.
* gas/mips/cp0sel-names-sb1.d: New test.
* gas/mips/cp0sel-names.s: New test source file.
* gas/mips/mips.exp: Run new tests.
[ include/opcode/ChangeLog ]
2002-12-31 Chris Demetriou <cgd@broadcom.com>
* mips.h: Note that the "+D" operand type name is now used.
[ opcodes/ChangeLog ]
2002-12-31 Chris Demetriou <cgd@broadcom.com>
* mips-dis.c (mips_cp0sel_name): New structure.
(mips_cp0sel_names_mips3264, mips_cp0sel_names_mips3264r2)
(mips_cp0sel_names_sb1): New arrays.
(mips_arch_choice): New structure members "cp0sel_names" and
"cp0sel_names_len".
(mips_arch_choices): Add references to new cp0sel_names arrays
as appropriate, and make all existing entries reference
appropriate mips_XXX_names_numeric arrays rather than simply
using NULL.
(mips_cp0sel_names, mips_cp0sel_names_len): New variables.
(lookup_mips_cp0sel_name): New function.
(set_default_mips_dis_options): Set mips_cp0sel_names and
mips_cp0sel_names_len as appropriate. Remove now-unnecessary
checks for NULL register name arrays.
(parse_mips_dis_option): Likewise.
(print_insn_arg): Handle "+D" operand type.
* mips-opc.c (mips_builtin_opcodes): Add new "+D" variants
of mfc0, mtc0, dmfc0, and dmtc0 to print CP0+sel register
names symbolically.
2002-12-30 Chris Demetriou <cgd@broadcom.com>
* aoutx.h (NAME(aout,machine_type)): Add bfd_mach_mipsisa32r2 case.
* archures.c (bfd_mach_mipsisa32r2): New define.
* bfd-in2.h: Regenerate.
* cpu-mips.c (I_mipsisa32r2): New enum value.
(arch_info_struct): Add entry for I_mipsisa32r2.
* elfxx-mips.c (elf_mips_isa, _bfd_elf_mips_mach)
(_bfd_mips_elf_print_private_bfd_data): Handle E_MIPS_ARCH_32R2.
(_bfd_mips_elf_final_write_processing): Add
bfd_mach_mipsisa32r2 case.
(_bfd_mips_elf_merge_private_bfd_data): Handle merging of
binaries marked as using MIPS32 Release 2.
[ binutils/ChangeLog ]
2002-12-30 Chris Demetriou <cgd@broadcom.com>
* doc/binutils.texi (objdump): Note MIPS HWR (Hardware Register)
changes in MIPS -M options.
[ gas/ChangeLog ]
2002-12-30 Chris Demetriou <cgd@broadcom.com>
* configure.in: Recognize mipsisa32r2, mipsisa32r2el, and
CPU variants.
* configure: Regenerate.
* config/tc-mips.c (ISA_HAS_DROR, ISA_HAS_ROR): New defines.
(macro_build): Handle "K" operand.
(macro2): Use ISA_HAS_DROR and ISA_HAS_ROR in the places where
CPU_HAS_DROR and CPU_HAS_ROR are currently used.
(mips_ip): New variable "lastpos", and implement "+A", "+B",
and "+C" operands for MIPS32 Release 2 ins/ext instructions.
Implement "K" operand for MIPS32 Release 2 rdhwr instruction.
(validate_mips_insn): Implement "+" as a way to extend the
allowed operands, and implement "K", "+A", "+B", and "+C"
operands.
(OPTION_MIPS32R2): New define.
(md_longopts): Add entry for OPTION_MIPS32R2.
(OPTION_ELF_BASE): Adjust to accomodate OPTIONS_MIPS32R2.
(md_parse_option): Handle OPTION_MIPS32R2.
(s_mipsset): Reimplement handling of ".set mipsN" options
and add support for ".set mips32r2".
(mips_cpu_info_table): Add entry for "mips32r2" (MIPS32 Release 2).
(md_show_usage): Document "-mips32r2" option.
* doc/as.texinfo: Document "-mips32r2" option.
* doc/c-mips.texi: Likewise.
[ gas/testsuite/ChangeLog ]
2002-12-30 Chris Demetriou <cgd@broadcom.com>
* gas/mips/cp0-names-mips32r2.d: New test.
* gas/mips/hwr-names-mips32r2.d: New test.
* gas/mips/hwr-names-numeric.d: New test.
* gas/mips/hwr-names.s: New test source file.
* gas/mips/mips32r2.d: New test.
* gas/mips/mips32r2.s: New test source file.
* gas/mips/mips32r2-ill.l: New test.
* gas/mips/mips32r2-ill.s: New test source file.
* gas/mips/mips.exp: Add mips32r2 architecture data array
entry. Run new tests mentioned above.
[ include/elf/ChangeLog ]
2002-12-30 Chris Demetriou <cgd@broadcom.com>
* mips.h (E_MIPS_ARCH_32R2): New define.
[ include/opcode/ChangeLog ]
2002-12-30 Chris Demetriou <cgd@broadcom.com>
* mips.h: Document "+" as the start of two-character operand
type names, and add new "K", "+A", "+B", and "+C" operand types.
(OP_MASK_INSMSB, OP_SH_INSMSB, OP_MASK_EXTMSB)
(OP_SH_EXTMSB, INSN_ISA32R2, ISA_MIPS32R2, CPU_MIPS32R2): New
defines.
[ opcodes/ChangeLog ]
2002-12-30 Chris Demetriou <cgd@broadcom.com>
* mips-dis.c (mips_cp0_names_mips3264r2, mips_hwr_names_numeric)
(mips_hwr_names_mips3264r2): New arrays.
(mips_arch_choice): New "hwr_names" member.
(mips_arch_choices): Adjust for structure change, and add a new
entry for "mips32r2" ISA.
(mips_hwr_names): New variable.
(set_default_mips_dis_options): Set mips_hwr_names.
(parse_mips_dis_option): New "hwr-names" option which sets
mips_hwr_names, and adjust "reg-names=ARCH" to set mips_hwr_names.
(print_insn_arg): Change return type to "int"
and use that to indicate number of characters consumed.
Add support for "+" operand extension character, "+A", "+B",
"+C", and "K" operands.
(print_insn_mips): Adjust for changes to print_insn_arg.
(print_mips_disassembler_options): Adjust for "hwr-names"
addition and "reg-names" change.
* mips-opc (I33): New define (shorthand for INSN_ISA32R2).
(mips_builtin_opcodes): Note that "nop" and "ssnop" are special
forms of "sll". Add new MIPS32 Release 2 instructions: ehb,
di, ei, ext, ins, jr.hb, jalr.hb, mfhc1, mfhc2, mthc1, mthc2,
rdhwr, rdpgpr, seb, seh, synci, wrpgpr, wsbh.
Note that hardware rotate instructions (ror, rorv) can be
used on MIPS32 Release 2, and add the official mnemonics
for them (rotr, rotrv) and the similar "rotl" mnemonic for
left-rotate.
2002-12-18 Chris Demetriou <cgd@broadcom.com>
* mips-opc.c (mips_builtin_opcodes): Remove one "ror" and two
"dror" entries, and reorder the remaining "dror" and "ror" entries.
[ gas/ChangeLog ]
2002-12-18 Chris Demetriou <cgd@broadcom.com>
* config/tc-mips.c (macro): In M_DROL, M_DROR, M_ROL, and M_ROR,
use hardware rotate ops as appropriate. In M_DROL_I, M_DROR_I,
M_ROL_I, and M_ROR_I, simplify code, clean up warnings, and
arrange not to issue warnings about use of AT when AT is not
actually used.
[ gas/testsuite/ChangeLog ]
2002-12-18 Chris Demetriou <cgd@broadcom.com>
* gas/mips/rol.s: Add ".set noat" and some new instructions to test.
* gas/mips/rol64.s: Likewise.
* gas/mips/rol.l: New file.
* gas/mips/rol.d: Adjust to use rol.l and for rol.s changes.
* gas/mips/rol64.l: New file.
* gas/mips/rol64.d: Adjust to use rol64.l and for rol64.s changes.
* gas/mips/rol-hw.d: New file.
* gas/mips/rol-hw.l: New file.
* gas/mips/rol64-hw.d: New file.
* gas/mips/rol64-hw.l: New file.
* gas/mips/mips.exp: Run rol-hw and rol64-hw tests.
Adjust callers.
(RELAX_BRANCH_RELOC_S2): Delete.
(append_insn): Use only BFD_RELOC_16_PCREL_S2 for branches.
Do not handle BFD_RELOC_16_PCREL.
(macro_build, mips_ip): Likewise.
(md_pcrel_from): Return 4 for undefined symbols regardless of
mips_pic.
(md_apply_fix3): Use only BFD_RELOC_16_PCREL_S2 for branches.
Don't dereference howto if no such relocation is available.
Do not apply hack for in-place zero addend in NEWABI.
(md_convert_frag): Use only BFD_RELOC_16_PCREL_S2 for branches.
(mips_pseudo_table): Add .gpdword.
(mips_need_elf_addend_fixup): never for NEWABI.
(md_apply_fix3): Don't mark BFD_RELOC64 after GPREL16 or
GPREL32 as done.
(s_cpadd): Generate .cpadd on NEWABI.
* doc/c-mips.texi: Add entries for -march=vr4120,vr4130,vr4181,
vr5400 and vr5500. Add entry for -mfix-vr4122-bugs.
* config/tc-mips.c (CPU_HAS_DROR, CPU_HAS_ROR): New macros.
(hilo_interlocks): True for CPU_VR5500.
(gpr_interlocks, cop_interlocks): True for CPU_VR5400 and CPU_VR5500.
(mips_fix_vr4122_bugs): New.
(append_insn): Work around 4122 errors if mips_fix_vr4122_bugs.
(mips_emit_delays): Likewise.
(macro2) [M_DROLI]: Use dror or dror32 if CPU_HAS_DROR.
[M_ROLI]: Likewise ror if CPU_HAS_ROR.
(validate_mips_insn, mips_ip): Handle '[', ']', 'e' and '%'.
(OPTION_FIX_VR4122, OPTION_NO_FIX_VR4122): New options.
(md_longopts): Add -mfix-vr4122-bugs and -no-mfix-vr4122-bugs.
(OPTION_ELF_BASE): Bump.
(md_parse_option): Handle the new options.
(mips_cpu_info_table): Add entries for vr4120, vr4130, vr4181,
vr5400 and vr5500.
[gas/testsuite/]
* gas/mips/mips4100.[sd]: Move dmadd16 and madd16 checks to...
* gas/mips/vr4111.[sd]: ...this new test.
* gas/mips/vr4120.[sd],
* gas/mips/vr4122.[sd],
* gas/mips/vr5400.[sd],
* gas/mips/vr5500.[sd]: New tests.
* mips.exp: Run them.
2002-09-18 Chris Demetriou <cgd@broadcom.com>
* config/tc-mips.c (IS_SEXT_32BIT_NUM): Move closer to top of file.
(IS_SEXT_16BIT_NUM): New macro.
(macro_build_ldst_constoffset): New function, to build a set of
instructions to do a load or store from a constant offset relative
to a given register.
(macro, s_cprestore): Use macro_build_ldst_constoffset to implement
.cprestore pseudo-op.
[ gas/testsuite/ChangeLog ]
2002-09-18 Chris Demetriou <cgd@broadcom.com>
* gas/mips/mips-abi32-pic2.s: New file.
* gas/mips/mips-abi32-pic2.d: New file.
* gas/mips/mips.exp: Run new test.
[ plus, fixed date on prev. gas/testsuite/ChangeLog entry. ]
2002-09-18 Chris Demetriou <cgd@broadcom.com>
* config/tc-mips.c (md_apply_fix3): Just return for BFD_RELOC_8.
[ gas/testsuite/ChangeLog ]
2002-09-18 Chris Demetriou <cgd@broadcom.com>
* gas/mips/baddata1.s: New file.
* gas/mips/baddata1.l: New file.
* gas/mips/mips.exp: Run new test.
(macro): Likewise for la. Likewise for ld.
(mips_after_parse_args): Make -xgot optional, not the default.
(md_apply_fix3): Allow composite relocation to set up gp.
(tc_gen_reloc): Allow relaxing for newabi.
Relax R_MIPS_CALL16 to R_MIPS_GOT_PAGE/R_MIPS_GOT_OFST if local.
Relax R_MIPS_GOT16/R_MIPS_LO16 to R_MIPS_GOT_DISP if local.
* config/tc-mips.c (macro2): Implement rotates by zero using shifts
by zero.
[gas/testsuite]
* gas/mips/rol.s: Add rotate by zero tests.
* gas/mips/rol.d: Update accordingly.
* gas/mips/rol64.d: Expect rotates by zero to use dsrl.
the fix-up against on the right frag.
(s_cpsetup): Likewise. Parse third argument as expression, to
handle global symbols and forward/backward labels correctly.
* config/tc-mips.c (mips_ip): Don't work out the value of
constant %hi()s here.
[gas/testsuite/]
* gas/mips/elf-consthilo.[sd]: New test.
* gas/mips/mips.exp: Run it.
immediate offset in "dla" and "la" expansions.
* gas/mips/empic.d: Treat "addiu" and "daddiu" as equivalent when
$0 is source.
* mips-opc.c (mips_builtin_opcodes): Remove "dla" and "la" as
aliases to "daddiu" and "addiu".
* config/tc-mips.c (tc_gen_reloc): Extend GP-relative addend
handling to BFD_RELOC_MIPS16_GPREL.
[gas/testsuite/]
* gas/mips/elf-rel6.[sd]: New test.
* gas/mips/mips.exp: Run it.
* doc/c-mips.texi: Remove -mcpu. Document -mabi.
* configure.in (MIPS_CPU_STRING_DEFAULT): New configuration macro.
(USE_E_MIPS_ABI_O32, MIPS_DEFAULT_64BIT): New configuration macros.
* configure, config.in: Regenerate.
* config/tc-mips.c (file_mips_abi): Rename to mips_abi.
(mips_set_options): Remove "abi" field.
(mips_opts): Update accordingly. Replace all uses of mips_opts.abi
with mips_abi.
(mips_cpu): Remove.
(mips_arch_string, mips_arch_info): New vars.
(mips_tune_string, mips_tune_info): New vars.
(ABI_NEEDS_32BIT_REGS, ABI_NEEDS_64BIT_REGS): New macros.
(HAVE_32BIT_GPRS, HAVE_32BIT_FPRS): Don't check the ABI.
(mips_isa_to_str, mips_cpu_to_str): Remove.
(mips_ip): If the selected architecture is a generic ISA rather
than a processor, only mention the ISA level in error messages.
(OPTION_MCPU): Remove.
(OPTION_FP64): New.
(md_longopts): Add -mfp64, remove -mcpu.
(mips_set_option_string): New fn.
(md_parse_option): Make -mipsN update file_mips_isa rather than
mips_opts.isa. Use mips_set_option_string to set -march or -mtune.
Don't let -mgp32 and -mfp32 change the ABI.
(show): Move to end of file. Constify string argument.
(md_show_usage): Move to the end of the file. Read available
architectures from mips_cpu_info_table.
(mips_set_architecture): New fn.
(mips_after_parse_args): Rework. Remove -mcpu handling. -mipsN
is an alias for -march=mipsN. Don't change the ABI based on other
flags. Infer the register size from the ABI as well as the
architecture. Complain about more conflicting arguments.
Unify logic with GCC.
(s_mipsset): Don't change the ABI.
(mips_elf_final_processing): Check USE_E_MIPS_ABI_O32.
(mips_cpu_info_table): Remove Generic-MIPS* entries, keeping just
"mipsN"-type entries. Remove entries that vary only in the
manufacturer's prefix, or that have "000" replaced by "k".
Remove TARGET_CPU entries. Make r2000 entry use CPU_R3000.
(mips_strict_matching_cpu_name_p, mips_matching_cpu_name_p): New fns.
(mips_parse_cpu): New fn.
(mips_cpu_info_from_name, mips_cpu_info_from_cpu): Remove.
(mips_cpu_info_from_isa): Minor formatting tweak.
[gas/testsuite]
* gas/mips/mips-gp32-fp64.d,
* gas/mips/mips-gp32-fp64-pic.d: Add -mfp64.
(mips_ip): Likewise.
* mips.h (INSN_MIPS16): New define.
* mips-dis.c (mips_isa_type): Add MIPS16 insn handling.
* mips-opc.c (I16): New define.
(mips_builtin_opcodes): Make jalx an I16 insn.
