(dwarf2_set_isa): New.
(dwarf2_directive_loc): Rearrange to allow all options on one line.
* dwarf2dbg.h (dwarf2_set_isa): Declare.
* doc/as.texinfo: Update .loc documentation.
* gas/lns/lns-common-1.d: Don't match header or special opcode numbers.
* gas/lns/lns-common-1.s: Update for syntax change.
* gas/lns/lns-diag-1.[sl]: Likewise.
(mips_opts): Add -1 to initialize ase_mt.
(file_ase_mt): New variable for -mmt.
(CPU_HAS_MT): New define.
(validate_mips_insn): Add supports for +t, +T, !, $, *, &, g operand
formats.
(mips_ip): Check ase_mt to enable MT instructions.
Handle !, $, *, &, +T, +t, g operand formats.
For "mftc1", "mfthc1", "cftc1", "mttc1", "mtthc1", "cttc1", we allow
odd float registers.
(OPTION_MT, OPTION_NO_MT): New define.
(OPTION_COMPAT_ARCH_BASE): Change because of inserting MT define.
(md_parse_option): Parse OPTION_MT and OPTION_NO_MT.
(mips_after_parse_args): Set ase_mt based on CPU.
(s_mipsset): Handle ".set mt" and ".set nomt".
(mips_elf_final_processing): Remind of adding new flag for MT ASE.
(md_show_usage): Show usage of -mmt and -mno-mt.
* doc/as.texinfo: Document -mmt and -mno-mt options.
* doc/c-mips.texi: Likewise, and document ".set mt" and ".set nomt"
directives.
2005-07-14 Jim Blandy <jimb@redhat.com>
* configure.in: Add cases for Renesas m32c.
* configure: Regenerated.
bfd/ChangeLog:
2005-07-14 Jim Blandy <jimb@redhat.com>
Add support for m32c-*-elf (Renesas m32c and m16c).
* Makefile.am (ALL_MACHINES): Add cpu-m32c.lo.
(ALL_MACHINES_CFILES): Add cpu-m32c.c.
(BFD32_BACKENDS): Add elf32-m32c.lo.
(BFD32_BACKENDS_CFILES): Add elf32-m32c.c.
(cpu-m32c.lo, elf32-m32c.lo): New rules, generated by 'make dep-am'.
* Makefile.in: Regenerated.
* archures.c (bfd_arch_m32c, bfd_mach_m16c, bfd_mach_m32c): New
arch and mach codes.
(bfd_m32c_arch): New arch info object.
(bfd_archures_list): List bfd_m32c_arch.
* bfd-in2.h: Regenerated.
* config.bfd: Add case for the m32c.
* configure.in: Add case for the m32c.
* configure: Regenerated.
* cpu-m32c.c, elf32-m32c.c: New files.
* libbfd.h: Regenerated.
* targets.c (bfd_elf32_m32c_vec): Declare.
(_bfd_target_vector): List bfd_elf32_m32c_vec.
binutils/ChangeLog:
2005-07-14 Jim Blandy <jimb@redhat.com>
* readelf.c: #include "elf/m32c.h"
(guess_is_rela, dump_relocations, get_machine_name): Add cases for
EM_M32C.
* Makefile.am (readelf.o): Update dependencies.
* Makefile.in: Regenerated.
cpu/ChangeLog:
2005-07-14 Jim Blandy <jimb@redhat.com>
* m32c.cpu, m32c.opc: Machine description for the Renesas M32C.
gas/ChangeLog:
2005-07-14 Jim Blandy <jimb@redhat.com>
Add support for the Renesas M32C.
* Makefile.am (CPU_TYPES): List m32c.
(TARGET_CPU_CFILES): List config/tc-m32c.c.
(TARGET_CPU_HFILES): List config/tc-m32c.h.
* configure.in: Add case for m32c.
* configure.tgt: Add cases for m32c and m32c-*-elf.
* configure: Regenerated.
* config/tc-m32c.c, config/tc-m32c.h: New files.
* doc/Makefile.am (CPU_DOCS): Add c-m32c.texi.
* doc/Makefile.in: Regenerated.
* doc/all.texi: Set M32C.
* doc/as.texinfo: Add text for the M32C-specific options and line
comment characters, and refer to c-m32c.texi.
* doc/c-m32c.texi: New file.
include/ChangeLog:
2005-07-14 Jim Blandy <jimb@redhat.com>
* dis-asm.h (print_insn_m32c): New declaration.
include/elf/ChangeLog:
2005-07-14 Jim Blandy <jimb@redhat.com>
Add support for Renesas M32C and M16C.
* common.h (EM_M32C): New machine number.
* m32c.h: New file.
ld/ChangeLog:
2005-07-14 Jim Blandy <jimb@redhat.com>
Add support for the Renesas M32C and M16C.
* Makefile.am (ALL_EMULATIONS): Add eelf32m32c.o.
(eelf32m32c.c): New target.
* Makefile.in: Regenerated.
* configure.tgt: Add case for m32c-*-elf.
* emulparams/elf32m32c.sh: New file.
opcodes/ChangeLog:
2005-07-14 Jim Blandy <jimb@redhat.com>
Add support for the Renesas M32C and M16C.
* m32c-asm.c, m32c-desc.c, m32c-dis.c, m32c-ibld.c, m32c-opc.c: New.
* m32c-desc.h, m32c-opc.h: New.
* Makefile.am (HFILES): List m32c-desc.h and m32c-opc.h.
(CFILES): List m32c-asm.c, m32c-desc.c, m32c-dis.c, m32c-ibld.c,
m32c-opc.c.
(ALL_MACHINES): List m32c-asm.lo, m32c-desc.lo, m32c-dis.lo,
m32c-ibld.lo, m32c-opc.lo.
(CLEANFILES): List stamp-m32c.
(M32C_DEPS): List stamp-m32c, if CGEN_MAINT.
(CGEN_CPUS): Add m32c.
(m32c-asm.c, m32c-desc.c, m32c-dis.c, m32c-ibld.c, m32c-opc.c)
(m32c-desc.h, m32c-opc.h): Depend on M32C_DEPS.
(m32c_opc_h): New variable.
(stamp-m32c, m32c-asm.lo, m32c-desc.lo, m32c-dis.lo, m32c-ibld.lo)
(m32c-opc.lo): New rules.
* Makefile.in: Regenerated.
* configure.in: Add case for bfd_m32c_arch.
* configure: Regenerated.
* disassemble.c (ARCH_m32c): New.
[ARCH_m32c]: #include "m32c-desc.h".
(disassembler) [ARCH_m32c]: Add case for bfd_arch_m32c.
(disassemble_init_for_target) [ARCH_m32c]: Same.
* cgen-ops.h, cgen-types.h: New files.
* Makefile.am (HFILES): List them.
* Makefile.in: Regenerated.
2005-05-06 Jan Beulich <jbeulich@novell.com>
* macro.c (new_formal, del_formal): New.
(do_formals): Use new_formal. Check for and parse qualifier. Warn if
required argument has default value. Stop looking for more formal
when there was a vararg one.
(macro_expand_body): Use new_formal and del_formal.
(macro_expand): Likewise. Initialize local variable err. Don't
return immediately when encountering an error. Warn when keyword
argument already had a value assigned. Eliminate duplicate clearing
of argument value. When current positional argument matches parameter
of vararg type, assign to it all the remaining arguments. Issue error
when required parameter does not have value.
(free_macro): Use del_formal.
(expand_irp): Initialize formal type. Free buffers associated with
formal prior to returning.
* macro.h (struct formal_struct): Add new field 'type' with new
enumeration type 'formal_type'.
* doc/as.texinfo: Document macro parameter qualifiers.
* NEWS: Mention new functionality.
gas/testsuite/
2005-05-06 Jan Beulich <jbeulich@novell.com>
* gas/macros/badarg.s: Add check for bad qualifier specification.
* gas/macros/badarg.l: Adjust.
* gas/macros/vararg.[sd]: New.
* gas/macros/macros.exp: Run new test.
(gas_hash_table_size): New static variable.
(set_gas_hash_table_size): New function: Records a requested size for the hash tables.
(get_gas_hash_table_size): New function: Return a prime number near the requested size of the hash table.
(hash_new): Use get_gas_hash_table_size.
* hash.h: Add a prototype for set_gas_hash_table_size.
* as.c (show_usage): Add description of new switches: --hash-size and --reduce-memory-overheads.
(option_values): Add OPTION_HASH_TABLE_SIZE and OPTION_REDUCE_MEMORY_OVERHEADS.
(std_longpopts): Add entries for the new options.
(parse_args): Handle the new options.
* Makefile.am: Add a dependency of as.c on hash.h.
* Makefile.in: Regenerate.
* doc/as.texinfo: Document the new switches.
* NEWS: Mention the new switches.
2005-04-11 Jan Beulich <jbeulich@novell.com>
* NEWS: Mention these changes and their effects.
* macro.c (get_token): Use is_name_beginner/is_part_of_name/
is_name_ender.
(check_macro): Likewise.
(buffer_and_nest): Likewise. Permit multiple labels. Don't discard
labels together with the closing pseudo-op.
(macro_expand_body): Adjust comment. Range-check input before use.
Adjust mis-spelled diagnostic. Use is_name_beginner.
* read.c (try_macro): New.
(read_a_source_file): New static variable last_eol. Don't list
macro expansion lines more than once. Call try_macro.
(s_macro): Set section of line_label to absolute instead of undefined.
* doc/as.texinfo: Add information on the caveats of these changes.
gas/testsuite/
2005-04-11 Jan Beulich <jbeulich@novell.com>
* gas/macros/dot.[ls]: New.
* gas/macros/macros.exp: Run new test.
2004-03-08 Jan Beulich <jbeulich@novell.com>
* doc/as.texinfo: Add sentence to indicate redefining a macro is an
error, and point to .purgem documentation if someone really needs
re-definitions.
* NEWS: Mention macro redefinition is now an error.
2005-02-11 H.J. Lu <hongjiu.lu@intel.com>
* NEWS: Mention "-munwind-check=[warning|error]".
* config/tc-ia64.c (md): Add unwind_check.
(unwind_diagnostic): New.
(in_procedure): Call unwind_diagnostic when a directive isn't
in procedure.
(in_prologue): Call unwind_diagnostic when a directive isn't in
prologue.
(in_body): Call unwind_diagnostic when a directive isn't in
body region.
(dot_endp): Set md.unwind_check to error before calling
in_procedure and restore it after. When the name is missing or
couldn't be found, use the one from the last .proc if
md.unwind_check isn't error. Warn if md.unwind_check is
warning.
(md_parse_option): Handle "-munwind-check=[warning|error]".
(md_show_usage): Add "-munwind-check=[warning|error]".
(ia64_init): Set md.unwind_check to warning.
* doc/as.texinfo: Add "-munwind-check=[none|warning|error]".
* doc/c-ia64.texi: Likewise.
gas/testcase
2005-02-11 H.J. Lu <hongjiu.lu@intel.com>
* gas/ia64/ia64.exp: Pass -munwind-check=error for unwind-err
and proc.
DEFAULT_CRIS_ARCH. Handle crisv32-*-linux-gnu* like
cris-*-linux-gnu* and crisv32-*-* like cris-*-*.
* configure: Regenerate.
* config/tc-cris.c (enum cris_archs): New.
(cris_mach, cris_arch_from_string, s_cris_arch, get_sup_reg)
(cris_insn_ver_valid_for_arch): New functions.
(DEFAULT_CRIS_ARCH): New macro, default to cris_any_v0_v10.
(cris_arch): New variable.
(md_pseudo_table): New pseudo .arch.
(err_for_dangerous_mul_placement): Initialize according to
DEFAULT_CRIS_ARCH.
(STATE_COND_BRANCH): Renamed from STATE_CONDITIONAL_BRANCH.
All users changed.
(STATE_COND_BRANCH_V32, STATE_COND_BRANCH_COMMON)
(STATE_ABS_BRANCH_V32, STATE_LAPC, BRANCH_BF_V32, BRANCH_BB_V32)
(BRANCH_WF_V32, BRANCH_WB_V32): New.
(BRANCH_BF, BRANCH_BB, BRANCH_WF, BRANCH_WB): Don't undef after
use in md_cris_relax_table.
(md_cris_relax_table): Add entries for STATE_COND_BRANCH_V32,
STATE_COND_BRANCH_COMMON, STATE_ABS_BRANCH_V32, STATE_LAPC.
Update and improve head comment.
(OPTION_PIC): Define in terms of previous option, OPTION_US.
(OPTION_MULBUG_ABORT_ON, OPTION_MULBUG_ABORT_OFF): Similar.
(OPTION_ARCH): New.
(md_longopts): New option --march=...
(cris_any_v0_v10_long_jump_size, crisv32_long_jump_size): New
macros.
(md_long_jump_size): Initialize in terms of DEFAULT_CRIS_ARCH.
(HANDLE_RELAXABLE): New macro.
(md_estimate_size_before_relax): Use HANDLE_RELAXABLE for common
cases. Check for weak symbols and assume not relaxable. Handle
STATE_COND_BRANCH_V32, STATE_COND_BRANCH_COMMON,
STATE_ABS_BRANCH_V32, STATE_LAPC. Use new variable symbolP, not
fragP->fr_symbol.
(md_convert_frag): Handle STATE_COND_BRANCH_V32,
STATE_COND_BRANCH_COMMON, STATE_ABS_BRANCH_V32, STATE_LAPC.
(cris_create_short_jump): Adjust for CRISv32.
(md_create_long_jump): Ditto. Emit error for common_v10_v32.
(md_begin): Define symbols "..asm.arch.cris.v32",
"..asm.arch.cris.v10", "..asm.arch.cris.common_v10_v32" and
"..asm.arch.cris.any_v0_v10". Use cris_insn_ver_valid_for_arch
when entering opcode table entry points.
(md_assemble): Adjust branch handling for CRISv32. Handle LAPC
relaxation. In fix_new_exp call for main insn, pass 1 for pcrel
parameter for 8, 16 and 32-bit pc-relative insns and LAPC.
(cris_process_instruction): Initialize out_insnp->insn_type to
CRIS_INSN_NONE, not CRIS_INSN_NORMAL.
<case ']', '[', 'A', 'd', 'Q', 'N', 'n', 'Y', 'U', 'u', 'T'>: New
cases.
<case 'm'>: Check that modified_char == '.'.
<invalid operands>: Consume the rest of the line.
When operands don't match, skip over subsequent insns with
non-matching version specifier but same mnemonic.
<immediate constant, case SIZE_SPEC_REG>: Immediate operands for
special registers in CRISv32 are always 32 bit long.
<immediate constant, case SIZE_FIELD_SIGNED, SIZE_FIELD_UNSIGNED>:
New cases.
(get_gen_reg): Only recognize "PC" when followed by "+]" for v32
and compatible. Recognize "ACR" for v32, unless followed by "+".
(get_spec_reg): Consider cris_arch when looking up register.
(get_autoinc_prefix_or_indir_op): Don't recognize assignment for
v32 or compatible.
(get_3op_or_dip_prefix_op): Check for ']' after seeing '[rN+'.
(cris_get_expression): Restore input_line_pointer if failing "early".
(get_flags): Consider cris_arch and recognize flags accordingly.
(branch_disp): Adjust for CRISv32.
(gen_cond_branch_32): Similar. Emit error for common_v10_v32.
(cris_number_to_imm): Use as_bad_where, not as_bad. Remove
related FIXME. Don't insist on BFD_RELOC_32_PCREL fixup to be
resolved. Don't enter zeros in object file for
BFD_RELOC_32_PCREL.
<case BFD_RELOC_CRIS_LAPCQ_OFFSET, BFD_RELOC_CRIS_SIGNED_16>
<case BFD_RELOC_CRIS_SIGNED_8>: New case.
(md_parse_option): Break out "return 1".
<OPTION_ARCH> New case.
(tc_gen_reloc): <case BFD_RELOC_CRIS_LAPCQ_OFFSET>
<case BFD_RELOC_CRIS_SIGNED_16, BFD_RELOC_CRIS_SIGNED_8>
<case BFD_RELOC_CRIS_UNSIGNED_8, BFD_RELOC_CRIS_UNSIGNED_16>
<case BFD_RELOC_32_PCREL>: New cases.
Addends for non-zero fx_pcrel are too in fx_offset.
(md_show_usage): Show --march=<arch>.
(md_apply_fix3): Adjust val for BFD_RELOC_CRIS_LAPCQ_OFFSET.
(md_pcrel_from): BFD_RELOC_CRIS_LAPCQ_OFFSET is PC-relative too.
(s_syntax) <struct syntaxes>: Properly constify member operand.
* config/tc-cris.h (TARGET_MACH): Define.
(cris_mach): Declare.
* doc/as.texinfo (Overview) <CRIS>: Add --march=...
* doc/c-cris.texi (CRIS-Symbols): New node for built-in symbols.
(CRIS-Opts): Document --march=...
(CRIS-Pseudos): Document .arch.
* 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.
* bfd/cofflink.c (_bfd_coff_generic_relocate_section): Resolve PE weak
externals properly.
* src/gas/config/obj-coff.c (obj_coff_weak): New .weak syntax for PE weak
externals.
* binutils/doc/binutils.texi (nm): Clarify weak symbol description.
* gas/config/tc-i386.c (tc_gen_reloc): Use addend for weak symbols in TE_PE.
* gas/doc/as.texinfo (Weak): Document PE weak symbols.
* ld/ld.texinfo (WIN32): Document PE weak symbols.
(parse_args) : Accept new --gstabs+ option, and set `use_gnu_debug_info_extensions'.
(show_usage) : Document --gstabs+ option.
* as.h (use_gnu_debug_info_extensions) : New extern declaration.
* stabs.c (stabs_generate_asm_file) : If `use_gnu_debug_info_extensions' is set
add the compilation directory to the stabs debug info.
* doc/as.texinfo : Document --gstabs+ option.
* NEWS: Mention new feature.
(dot_cfi, output_cfi_insn): Handle DW_CFA_GNU_window_save.
(output_cie): Don't use DW_EH_PE_pcrel if neither DIFF_EXPR_OK
nor tc_cfi_emit_pcrel_expr are defined.
(output_fde): Use tc_cfi_emit_pcrel_expr if available and
DIFF_EXPR_OK is not defined.
* config/tc-sparc.h (TARGET_USE_CFIPOP): Define.
(tc_cfi_frame_initial_instructions, tc_regname_to_dw2regnum,
tc_cfi_emit_pcrel_expr): Define.
(sparc_cfi_frame_initial_instructions, sparc_regname_to_dw2regnum,
sparc_cfi_emit_pcrel_expr): New prototypes.
(sparc_cie_data_alignment): New decl.
(DWARF2_DEFAULT_RETURN_COLUMN, DWARF2_CIE_DATA_ALIGNMENT): Define.
* config/tc-sparc.c: Include dw2gencfi.h.
(sparc_cie_data_alignment): New variable.
(md_begin): Initialize it.
(sparc_cfi_frame_initial_instructions): New function.
(sparc_regname_to_dw2regnum): Likewise.
(sparc_cfi_emit_pcrel_expr): Likewise.
* doc/as.texinfo: Document .cfi_gnu_window_save.
* config/tc-sparc.c (s_common): Cast last argument to long and
change format string to shut up warning.
testsuite/
* gas/cfi/cfi-sparc-1.s: New test.
* gas/cfi/cfi-sparc-1.d: New test.
* gas/cfi/cfi-sparc64-1.s: New test.
* gas/cfi/cfi-sparc64-1.d: New test.
* gas/cfi/cfi.exp: Run them.
* NEWS: Updated for the new -n option for the i386 assembler.
* config/tc-i386.c (optimize_align_code): New.
(md_shortopts): Add 'n'.
(md_parse_option): Handle 'n'.
(md_show_usage): Add '-n'.
* config/tc-i386.h (optimize_align_code): Declared.
(md_do_align): Optimize code alignment only if optimize_align_code
is not 0.
* doc/as.texinfo: Add the new -n option.
* doc/c-i386.texi: Document the new -n option.
(md_parse_option): Recognize -m68hcs12.
(m68hc11_elf_final_processing): Set EF_M68HCS12_MACH flag to identify
HCS12.
* doc/as.texinfo (Overview): Document new option -m68hcs12.
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.
(32-bit int, 64-bit double).
(md_longopts): New options -mshort, -mlong, -mshort-double and
-mlong-double to control the ABI.
(md_show_usage): Update.
(md_parse_option): Handle new options.
* doc/as.texinfo (Overview): Document new options for HC11/HC12.
2002-05-30 Chris G. Demetriou <cgd@broadcom.com>
Ed Satterthwaite <ehs@broadcom.com>
* config/tc-mips.c (mips_set_options): New "ase_mdmx" member.
(mips_opts): Initialize "ase_mdmx" member.
(file_ase_mdmx): New variable.
(CPU_HAS_MDMX): New macro.
(md_begin): Initialize mips_opts.ase_mdmx and file_ase_mdmx
based on command line options and configuration defaults.
(macro_build): Note in comment that use of MDMX in macros is
not currently allowed.
(validate_mips_insn): Add support for the "O", "Q", "X", "Y", and
"Z" MDMX operand types.
(mips_ip): Accept MDMX instructions if mips_opts.ase_mdmx is set,
and add support for the "O", "Q", "X", "Y", and "Z" MDMX operand
types.
(OPTION_MDMX, OPTION_NO_MDMX, md_longopts, md_parse_option):
Add support for "-mdmx" and "-no-mdmx" options.
(OPTION_ELF_BASE): Move to accomodate new options.
(s_mipsset): Support ".set mdmx" and ".set nomdmx".
(mips_elf_final_processing): Set MDMX ASE ELF header flag if
file_ase_mdmx was set.
* doc/as.texinfo: Document -mdmx and -no-mdmx options.
* doc/c-mips.texi: Likewise, and document ".set mdmx" and ".set
nomdmx" directives.
[ gas/testsuite/ChangeLog ]
2002-05-30 Chris G. Demetriou <cgd@broadcom.com>
* gas/mips/mips64-mdmx.s: New file.
* gas/mips/mips64-mdmx.d: Likewise.
* gas/mips/mips.exp: Run new "mips64-mdmx" test.
[ include/opcode/ChangeLog ]
2002-05-30 Chris G. Demetriou <cgd@broadcom.com>
* mips.h (OP_SH_ALN, OP_MASK_ALN, OP_SH_VSEL, OP_MASK_VSEL)
(MDMX_FMTSEL_IMM_QH, MDMX_FMTSEL_IMM_OB, MDMX_FMTSEL_VEC_QH)
(MDMX_FMTSEL_VEC_OB, INSN_READ_MDMX_ACC, INSN_WRITE_MDMX_ACC)
(INSN_MDMX): New constants, for MDMX support.
(opcode character list): Add "O", "Q", "X", "Y", and "Z" for MDMX.
[ opcodes/ChangeLog ]
2002-05-30 Chris G. Demetriou <cgd@broadcom.com>
Ed Satterthwaite <ehs@broadcom.com>
* mips-dis.c (print_insn_arg): Add support for 'O', 'Q', 'X', 'Y',
and 'Z' formats, for MDMX.
(mips_isa_type): Add MDMX instructions to the ISA
bit mask for bfd_mach_mipsisa64.
* mips-opc.c: Add support for MDMX instructions.
(MX): New definition.
* mips-dis.c: Update copyright years to include 2002.
2002-03-15 Chris G. Demetriou <cgd@broadcom.com>
* config/tc-mips.c (mips_set_options): New "ase_mips3d" member.
(mips_opts): Initialize "ase_mips3d" member.
(file_ase_mips3d): New variable.
(CPU_HAS_MIPS3D): New macro.
(md_begin): Initialize mips_opts.ase_mips3d and file_ase_mips3d
based on command line options and configuration defaults.
(macro_build, mips_ip): Accept MIPS-3D instructions if
mips_opts.ase_mips3d is set.
(OPTION_MIPS3D, OPTION_NO_MIPS3D, md_longopts, md_parse_option):
Add support for "-mips3d" and "-no-mips3d" options.
(OPTION_ELF_BASE): Move to accomodate new options.
(s_mipsset): Support ".set mips3d" and ".set nomips3d".
(mips_elf_final_processing): Add a comment indicating that a
MIPS-3D ASE ELF header flag should be set, when one exists.
* doc/as.texinfo: Document -mips3d and -no-mips3d options.
* doc/c-mips.texi: Likewise, and document ".set mips3d" and ".set
nomips3d" directives.
[ gas/testsuite/ChangeLog ]
2002-03-15 Chris G. Demetriou <cgd@broadcom.com>
* gas/mips/mips64-mips3d.s: New file.
* gas/mips/mips64-mips3d.d: Likewise.
* gas/mips/mips.exp: Run new "mips64-mips3d" test.
[ include/opcode/ChangeLog ]
2002-03-15 Chris G. Demetriou <cgd@broadcom.com>
* mips.h (INSN_MIPS3D): New definition used to mark MIPS-3D
instructions.
(OPCODE_IS_MEMBER): Adjust comments to indicate that ASE bit masks
may be passed along with the ISA bitmask.
[ opcodes/ChangeLog ]
2002-03-15 Chris G. Demetriou <cgd@broadcom.com>
* mips-dis.c (mips_isa_type): Add MIPS3D instructions to the ISA
bit masks for bfd_mach_mips_sb1 and bfd_mach_mipsisa64. Add
comments for bfd_mach_mipsisa32 and bfd_mach_mipsisa64 that
indicate that they should dissassemble all applicable
MIPS-specified ASEs.
* mips-opc.c: Add support for MIPS-3D instructions.
(M3D): New definition.
* mips-opc.c: Update copyright years.
2002-02-08 Alexandre Oliva <aoliva@redhat.com>
Stephen Clarke <Stephen.Clarke@st.com>
* doc/c-sh64.texi: Fix citation of SH64 architecture manual.
2002-01-31 Alexandre Oliva <aoliva@redhat.com>
* config/tc-sh.c (md_relax_table): Added default sizes for
non-PC-relative UNDEF_MOVI, and relaxation sequences for
MOVI_16, MOVI_32 and MOVI_48.
* config/tc-sh64.c (shmedia_md_apply_fix3): Fix warning.
(shmedia_md_convert_frag): Handle non-PC-relative UNDEF_MOVI
and MOVI_16.
(shmedia_md_estimate_size_before_relax): Remove redundant
blocks. Set fragP->fr_var even if relaxation type unchanged.
Retain UNDEF_MOVI until expression decays to number.
2002-01-24 Alexandre Oliva <aoliva@redhat.com>
* config/tc-sh64.c (shmedia_init_reloc): Handle new SHmedia PIC
relocation types. Take fixP->fx_addnumber into account too.
(shmedia_md_apply_fix): Likewise.
(shmedia_md_convert_frag): Likewise.
(shmedia_build_Mytes): Likewise.
(sh64_consume_datalabel): Complain about nested datalabel.
Support PIC relocs. Call sh_parse_name.
* config/tc-sh64.h (TC_RELOC_RTSYM_LOC_FIXUP): Extend definition
in tc-sh.h to SHmedia reloc types.
* config/tc-sh.c (SH64PCRELPLT, MOVI_PLT, MOVI_GOTOFF,
MOVI_GOTPC): New relaxation constants.
(md_relax_table): Introduce relaxation directives for PIC-related
constants.
(sh_PIC_related_p): Handle datalabel.
(sh_check_fixup): Choose SH5 PIC relocations.
(sh_cons_fix_new): Added BDF_RELOC_64.
(md_apply_fix3, sh_parse_name): Handle GOTPLT.
2002-01-18 Alexandre Oliva <aoliva@redhat.com>
* config/tc-sh64.c (sh64_max_mem_for_rs_align_code): If the
current ISA is SHmedia, get 7 bytes.
2001-11-28 Nick Clifton <nickc@cambridge.redhat.com>
* config/tc-sh.c (md_apply_fix3): Treat shmedia_md_apply_fix3 as a
void function.
* config/tc-sh64.c (shmedia_apply_fix): Rename to
shmedia_apply_fix3 and make void.
2001-05-17 Alexandre Oliva <aoliva@redhat.com>
* config/tc-sh64.c (s_sh64_abi): Remove unused arguments passed to
as_bad.
2001-04-12 Alexandre Oliva <aoliva@redhat.com>
* config/tc-sh64.h (md_parse_name): Take &c as argument.
2001-03-14 DJ Delorie <dj@redhat.com>
* doc/Makefile.am (CPU_DOCS): Added c-sh64.texi
* doc/Makefile.in(CPU_DOCS): Ditto.
* doc/c-sh64.texi: New file.
* doc/as.texinfo: Add SH64 support.
2001-03-13 DJ Delorie <dj@redhat.com>
* config/tc-sh64.c (shmedia_get_operands): Rename A_RESV_Fx to
A_REUSE_PREV so that its purpose is more obvious.
(shmedia_build_Mytes): Ditto.
2001-03-07 DJ Delorie <dj@redhat.com>
* config/tc-sh64.c (sh64_vtable_entry): New, strip datalabels
before processing.
(sh64_vtable_inherit): Ditto.
(strip_datalabels): New, strip "datalabel" from given line.
* config/tc-sh.c (md_pseudo_table): Add sh64-specific vtable
pseudos.
2001-03-06 Hans-Peter Nilsson <hpn@cygnus.com>
* config/tc-sh64.c (shmedia_md_assemble): Move dwarf2_emit_insn
call ...
(shmedia_build_Mytes): ... to here.
2001-03-06 DJ Delorie <dj@redhat.com>
* config/tc-sh.c: Remove sh64-specific uaquad now that there
is a generic one.
2001-01-21 Hans-Peter Nilsson <hpn@cygnus.com>
* config/tc-sh64.h (DWARF2_LINE_MIN_INSN_LENGTH): Override.
* config/tc-sh64.c (shmedia_md_assemble): Offset recorded insn
address by one in call to dwarf2_emit_insn.
2001-01-13 Hans-Peter Nilsson <hpn@cygnus.com>
Implement ".abi" pseudo and correct .cranges descriptors. Correct
alignment handling broken by imported changes.
* config/tc-sh64.h (HANDLE_ALIGN): Override definition in tc-sh.h.
(sh64_handle_align): Declare.
(MAX_MEM_FOR_RS_ALIGN_CODE): Override definition in tc-sh.h.
(sh64_max_mem_for_rs_align_code): Declare.
(enum sh64_isa_values): Moved here from tc-sh64.c.
(md_do_align): Define.
(sh64_do_align): Declare.
(struct sh64_tc_frag_data): New.
(TC_FRAG_TYPE): Change to struct sh64_tc_frag_data. Users
changed.
(TC_FRAG_INIT): Change to set new datatype.
(struct sh64_segment_info_type): Rename member
last_flushed_location to last_contents_mark. All users changed.
(md_elf_section_change_hook, TC_CONS_FIX_NEW): Do not define.
(shmedia_elf_new_section, sh64_tc_cons_fix_new): Do not prototype.
* config/tc-sh.c (md_pseudo_table): Add ".abi".
(sh_elf_cons) [HAVE_SH64]: Call sh64_update_contents_mark instead
of unsetting seen_insn.
(md_assemble) [HAVE_SH64] <before new SHcompact sequence>: Also
call sh64_update_contents_mark.
(sh_handle_align): Remove HAVE_SH64-conditioned code.
* config/tc-sh64.c (sh64_isa_mode): Correct type from boolean to
enum sh64_isa_values.
(sh64_set_contents_type): Drop segT parameter. All callers changed.
(emitting_crange): Boolean guard moved to file scope from function
scope in sh64_set_contents_type.
(s_sh64_abi): New.
(sh64_update_contents_mark): New; most split out from
sh64_flush_pending_output.
(shmedia_md_end): Call sh64_update_contents_mark. Set
sh64_isa_mode to sh64_isa_sh5_guard unless sh64_isa_unspecified.
(sh64_do_align): New function.
(sh64_max_mem_for_rs_align_code): New function.
(sh64_handle_align): Rename from shmedia_do_align. Make
non-static. Add head comment. Emit zero bytes for n bytes modulo
four. Change return-type to void.
(shmedia_elf_new_section): Remove.
(shmedia_md_assemble): Call sh64_update_contents_mark.
(s_sh64_mode): Ditto. Do not call md_flush_pending_output. Make
new frag. Call sh64_update_contents_mark after making the new
frag.
(sh64_flush_pending_output): Just call sh64_update_contents_mark
and sh_flush_pending_output.
(sh64_flag_output): Also call md_flush_pending_output, but add
condition on not emitting_crange.
(sh64_tc_cons_fix_new): Remove.
2001-01-12 Nick Clifton <nickc@redhat.com>
* config/tc-sh64.c (shmedia_do_align): Fix to work with new
alignment handling scheme imported from sourceware.
2001-01-12 Hans-Peter Nilsson <hpn@cygnus.com>
* config/tc-sh64.h (TARGET_FORMAT): Define.
(sh64_target_format): Prototype.
* config/tc-sh64.c (sh64_target_mach): New function.
2001-01-07 Hans-Peter Nilsson <hpn@cygnus.com>
* config/tc-sh64.c (shmedia_md_end): When equating a symbol, use
zero_address_frag instead of copying the frag of the symbol.
(shmedia_frob_file_before_adjust): Ditto.
(shmedia_md_apply_fix) <case BFD_RELOC_SH_IMM_MEDLOW16>: Cast mask
to valueT to remove signedness.
(shmedia_md_convert_frag): Add parameter final. Rename parameter
headers to output_bfd. Do not evaluate symbols if final is false;
do emit fixups.
(shmedia_md_estimate_size_before_relax) <case C (MOVI_IMM_32,
UNDEF_MOVI) et al>: If symbol cannot be modified to be PC-relative
to the current frag, call shmedia_md_convert_frag to emit fixups
and make frag_wane neutralize the frag. Update comments.
* config/tc-sh.c (md_convert_frag): Change caller of
shmedia_md_convert_frag.
2001-01-06 Hans-Peter Nilsson <hpn@cygnus.com>
* config/tc-sh64.h: Tweak comments and correct formatting.
* config/tc-sh64.c: Ditto.
(shmedia_md_convert_frag) <PT/PTA/PTB 32, 48 and 64 bit
expansion, MOVI pcrel expansion>: Fix thinko calculating offset
for the no-relocation case.
(shmedia_check_limits): Fix range check being off-by-one for PTA.
* config/tc-sh.c: Ditto. Add proper comments to #ifdef/#ifndef
wrappers.
(SH64PCREL16_F): Increment for proper max-PTA handling. Update
comment.
(SH64PCREL16_M, MOVI_16_M): Correct range thinko.
(SH64PCREL48_M, MOVI_48_M): Similar; don't count in length of
expansion.
(SH64PCREL32_M, MOVI_32_M): Ditto; handle overflowing expression.
Correct comment.
2001-01-05 Hans-Peter Nilsson <hpn@cygnus.com>
* config/tc-sh64.c (shmedia_md_apply_fix) <second switch, case
BFD_RELOC_SH_PT_16>: Set lowest bit in field to be relocated to 1.
(shmedia_md_convert_frag) <case C (SH64PCREL16_32, SH64PCREL16) et
al>: Set lowest bit of field to relocate to 1 and rest to empty,
if reloc is emitted.
2000-12-31 Hans-Peter Nilsson <hpn@cygnus.com>
New options plus bugfixes.
* config/tc-sh.c (md_longopts): New options "-no-expand" and
"-expand-pt32".
(md_parse_option): Handle new options.
(md_show_usage): Add blurb for new options.
* config/tc-sh64.c (SHMEDIA_BFD_RELOC_PT): New macro.
(sh64_expand, sh64_pt32): New variables.
(shmedia_init_reloc): Handle BFD_RELOC_SH_PT_16.
(shmedia_md_apply_fix): Hold original fixP->fx_r_type in
orig_fx_r_type. Change SHMEDIA_BFD_RELOC_PT into
BFD_RELOC_SH_PT_16. Handle BFD_RELOC_SH_PT_16 as pc-relative.
<resolved previously-pc-relative relocs>: Handle
SHMEDIA_BFD_RELOC_PT and BFD_RELOC_SH_PT_16.
(shmedia_md_convert_frag) <case C (SH64PCREL16PT_64, SH64PCREL16),
case C (SH64PCREL16PT_32, SH64PCREL16)>: Modify to PTB if operand
points to SHcompact code.
<case C (SH64PCREL16_32, SH64PCREL16), case C (SH64PCREL16_64,
SH64PCREL16)>: Check that ISA of what operand points at and
PTA/PTB matches, or emit error.
(shmedia_check_limits): Handle BFD_RELOC_SH_PT_16 and
SHMEDIA_BFD_RELOC_PT.
(shmedia_immediate_op): If pcrel, emit fixup also for constant
operand.
(shmedia_build_Mytes) <case A_IMMS16>: Also check sh64_expand in
condition for MOVI expansion.
<case A_PCIMMS16BY4>: Handle expansion to 32 bits only, if
sh64_pt32. Emit only a BFD_RELOC_SH_PT_16 fixup if not
sh64_expand.
<case A_PCIMMS16BY4_PT>: Likewise, but emit a SHMEDIA_BFD_RELOC_PT
fixup.
(sh64_target_format): Error-check setting of sh64_pt32 and
sh64_expand. Fix typo in check for sh64_shcompact_const_crange.
(shmedia_md_pcrel_from_section): Handle BFD_RELOC_SH_PT_16 and
SHMEDIA_BFD_RELOC_PT as coming from SHmedia code.
2000-12-31 Hans-Peter Nilsson <hpn@cygnus.com>
* config/tc-sh64.c: Improve comments.
(shmedia_md_convert_frag): Remove inactive is_pt_variant code. Do
not say the linker will check correctness of PTA/PTB expansion.
(shmedia_md_end): Make non-static.
* config/tc-sh64.h (md_end): Define to shmedia_md_end. Add
prototype.
* config/tc-sh.c (sh_finalize): Remove.
* config/tc-sh.h (md_end): Do not define.
Remove prototype for sh_finalize.
2000-12-30 Hans-Peter Nilsson <hpn@cygnus.com>
* config/tc-sh64.c (shmedia_frob_section_type): Use a struct
sh64_section_data container when storing section type in tdata
field in elf_section_data.
* config/tc-sh.c (sh_elf_final_processing): Change from EF_SH64 to
EF_SH5.
* Makefile.am: Update dependencies.
* Makefile.in: Regenerate.
2000-12-22 Hans-Peter Nilsson <hpn@cygnus.com>
* config/tc-sh64.c (shmedia_md_assemble): Don't protect
dwarf2_emit_insn call with test on debug_type.
2000-12-19 Hans-Peter Nilsson <hpn@cygnus.com>
* config/tc-sh64.c (sh64_set_contents_type): Make contents-type
CRT_SH5_ISA32 sticky for 64-bit.
2000-12-18 Hans-Peter Nilsson <hpn@cygnus.com>
Generate .crange sections when switching ISA mode or emitting
constants in same section as code.
* config/tc-sh64.c: Reformat structure definitions.
(sh64_end_of_assembly, sh64_mix, sh64_shcompact_const_crange): New
variables.
(sh64_set_contents_type): Rename from sh64_init_section. Rewrite
to emit a .cranges descriptor when contents type changes. Only
emit error if changing contents type and -no-mix is in effect.
(sh64_emit_crange, sh64_flush_last_crange, sh64_flag_output,
sh64_flush_pending_output, sh64_tc_cons_fix_new): New functions.
(shmedia_md_end): Set sh64_end_of_assembly. Pass
sh64_flush_last_crange over sections.
When checking main symbol of datalabel symbol, check for
STO_SH5_ISA32, not ISA type of section in definition.
(shmedia_frob_file_before_adjust): Check main symbol for
STO_SH5_ISA32; don't check ISA type of section in definition.
(shmedia_frob_section_type): Adjust for .cranges; set section flag
to SHF_SH5_ISA32_MIXED or SHF_SH5_ISA32 according to whether
.cranges entries have been output.
(shmedia_elf_new_section): Just call md_flush_pending_output.
(shmedia_md_assemble): Do not emit a BFD_RELOC_SH_SHMEDIA_CODE
fix. Do not set tc_segment_info_data.in_code for section. Call
sh64_set_contents_type for SHmedia code.
(s_sh64_mode): Do not call sh64_init_section or set seen_insn to
false. Call md_flush_pending_output.
(sh64_target_format): Check that -no-mix and
-shcompact-const-crange are used in sane combination with other
options.
(shmedia_md_pcrel_from_section): Check type of fix for how to
adjust pc-relative.
(sh64_consume_datalabel): Check symbol for having STO_SH5_ISA32,
not ISA type of section in definition.
* config/tc-sh64.h (struct sh64_segment_info_type): Rewrite to
hold contents-type state.
(md_flush_pending_output): Redefine to sh64_flush_pending_output.
(sh64_flush_pending_output): Declare.
(TC_CONS_FIX_NEW): Define to sh64_tc_cons_fix_new.
(sh64_tc_cons_fix_new): Declare.
* config/tc-sh.c (sh_elf_cons) [HAVE_SH64]: Unset seen_insn and
call sh64_flag_output.
(md_assemble) [HAVE_SH64]: Do not emit BFD_RELOC_SH_CODE. Just
call sh64_set_contents_type to mark SHcompact code and set
seen_insn.
(md_longopts): New options "-no-mix" and
"-shcompact-const-crange".
(md_parse_option): Handle new options.
(md_show_usage): Add blurb for new options.
(md_number_to_chars) [HAVE_SH64]: Call sh64_flag_output.
2000-12-15 Hans-Peter Nilsson <hpn@cygnus.com>
* config/tc-sh64.c: Delete investigated and obsolete fixme:s.
(sh64_last_insn_frag): New.
(shmedia_md_convert_frag): Use tc_frag_data field of incoming frag
to get frag for insn opcode for generating fixups; do not assume it
is the same frag.
(shmedia_build_Mytes): Set sh64_last_insn_frag after growing frag
for new insn.
* config/tc-sh64.h (ELF_TC_SPECIAL_SECTIONS): Define for .cranges
section.
(TC_FRAG_TYPE): Define as fragS *.
(TC_FRAG_INIT): Define to set tc_frag_data to sh64_last_insn_frag.
(sh64_last_insn_frag): Declare.
(sh64_consume_datalabel): Fix typo; check for seginfo != NULL,
not == NULL before dereferencing.
2000-12-12 Hans-Peter Nilsson <hpn@cygnus.com>
Get rid of BFD section flag and EF_SH64_ABI64.
* config/tc-sh64.c (shmedia_frob_section_type): Use
elf_section_data (sec)->tdata, not a specific BFD section flag, to
communicate the section as containing SHmedia code. Describe why.
* config/tc-sh.c (sh_elf_final_processing): Tweak comment. Set
EF_SH64 regardless of ABI.
* config/tc-sh64.c (shmedia_md_apply_fix): Decapitalize "invalid"
in error message. Handle resolved expressions for
BFD_RELOC_SH_IMMS10, BFD_RELOC_SH_IMMS10BY2,
BFD_RELOC_SH_IMMS10BY4 and BFD_RELOC_64.
(shmedia_check_limits): Handle BFD_RELOC_64.
(sh64_adjust_symtab): Do not decrement the GAS symbol value for
a STO_SH5_ISA32 symbol, only the BFD value.
2000-12-11 Ben Elliston <bje@redhat.com>
* config/tc-sh64.c: Call dwarf2_emit_insn, not the defunct
dwarf2_generate_asm_lineno.
2000-12-11 Hans-Peter Nilsson <hpn@cygnus.com>
Handle PC-relative MOVI expansions with assembler relaxation.
Generate PC-relative relocs from 16-bit PC-relative expressions.
* config/tc-sh64.c (SHMEDIA_MD_PCREL_FROM_FIX): Break out from...
(shmedia_md_pcrel_from_section): ...here.
(shmedia_md_apply_fix): Handle fixups for 16-bit operands that has
turned completely resolved. Adjust relocation type for 16-bit
immediate operands that has turned PC-relative. Adjust back for
MD_PCREL_FROM_SECTION being applied twice.
(shmedia_md_convert_frag): Always emit reloc for expression with
global or weak symbol. Handle relaxation result for PC-relative
expressions.
(shmedia_md_estimate_size_before_relax): An expression with a weak
or global symbol can not be relaxed. Break out tests for
relaxable symbol into variable sym_relaxable.
<cases C (MOVI_IMM_64, UNDEF_MOVI) and C (MOVI_IMM_32,
UNDEF_MOVI)>: Break out any PC-relative expression and change
relaxation type.
(shmedia_build_Mytes): CSE &operands->operands[j] into variable
opjp.
<case A_IMMS16>: Fix typo for initial minor relaxation type of
MOVI expansion. If X_op_symbol of the immediate expression is
set, make an expression symbol for the argument to frag_var.
* config/tc-sh.c (MOVI_IMM_32_PCREL, MOVI_IMM_64_PCREL): New
relaxations.
(END): Adjust for new relaxations.
(md_relax_table): Add entries for new relaxations.
2000-12-07 Ben Elliston <bje@redhat.com>
* config/tc-sh64.c (shmedia_parse_reg): Initialize variable len.
2000-12-07 Hans-Peter Nilsson <hpn@cygnus.com>
* config/tc-sh64.c (shmedia_md_convert_frag): Correct all MOVI and
SHORI operand offsets in PT/PTA/PTB expansions.
2000-12-05 Hans-Peter Nilsson <hpn@cygnus.com>
Implement DataLabel semantics.
* config/tc-sh.c (sh_frob_file) [HAVE_SH64]: Call
shmedia_frob_file_before_adjust.
* config/tc-sh64.c [! OBJ_ELF]: Emit #error.
(DATALABEL_SUFFIX): Define.
(shmedia_md_end) <before adjusting STO_SH5_ISA32 symbols>: Walk
symbol list to update "datalabel" symbols to their main symbol
counterparts.
(shmedia_frob_file_before_adjust): New.
(sh64_adjust_symtab): For remaining datalabel symbols, set to
undefined and set STT_DATALABEL.
(sh64_frob_label): Initialize TC symbol field.
(sh64_consume_datalabel): Actually implement semantics. New
parameter operandf, call it instead of expression.
(sh64_exclude_symbol): New.
* config/tc-sh64.h (md_parse_name): Pass on the function operand
to sh64_consume_datalabel.
(tc_symbol_new_hook): Define to tc_frob_symbol.
(TC_SYMFIELD_TYPE): Define to symbolS *.
(tc_frob_symbol): Define to call sh64_exclude_symbol.
2000-12-01 Hans-Peter Nilsson <hpn@cygnus.com>
* config/tc-sh64.c (shmedia_init_reloc): Tweak comment for default
case.
(shmedia_md_assemble): Call dwarf2_generate_asm_lineno if
generating dwarf2 debug information.
2000-11-30 Hans-Peter Nilsson <hpn@cygnus.com>
* config/tc-sh64.c (sh64_target_format): Use elf64-sh64l and
elf64-sh64 for the 64-bit ABI.
* config/tc-sh.c (md_show_usage): Tweak usage output for -abi=*
option.
2000-11-29 Hans-Peter Nilsson <hpn@cygnus.com>
* config/tc-sh.c: Remove conditionalizing on HAVE_SH64 for
case-insensitivity.
2000-11-27 Hans-Peter Nilsson <hpn@cygnus.com>
* config/tc-sh64.c: Tweak comments, formatting and error messages.
(enum sh64_abi_values): New type.
(enum sh64_isa_values): New type.
(sh64_isa_mode): Replace shmedia_mode. All referers changed.
(seen_shcompact_mode, seen_shmedia_mode): Delete.
(sh64_abi): Replace shmedia_64.
(shmedia_md_convert_frag) <C (MOVI_IMM_64, MOVI_64),
C (MOVI_IMM_32, MOVI_32)>: Correct register number handling.
(s_sh64_mode): Check validity for this target.
(sh64_target_format): Initialize defaults for ISA and ABI.
Fallback to old object format if no SH64 ISA or ABI has been
specified.
* config/tc-sh.c (md_parse_option): Check combinations for errors.
(sh_elf_final_processing): Change to have EF_SH64_ABI64 for 64-bit
ABI and EF_SH64 for 32-bit ABI, if SH64 options are specified.
* config/tc-sh64.h: Fix typo in comment.
2000-11-25 Hans-Peter Nilsson <hpn@cygnus.com>
* config/tc-sh64.c (shmedia_md_estimate_size_before_relax)
<PT fixups for absolute values>: Size will be longest, not
shortest.
(shmedia_md_convert_frag): Disable PTB-warning machinery. Correct
all MOVI and SHORI operand offsets in PT/PTA/PTB expansions.
* config/tc-sh.c (parse_reg) [HAVE_SH64]: Add local variables l0
and l1 to hold lowercase of two first characters. Change all
remaining TO_LOWER to tolower.
* config/tc-sh64.c (TO_LOWER): Delete.
(shmedia_find_cooked_opcode): Use tolower, not TO_LOWER.
(md_parse_name): Define.
(sh64_consume_datalabel): Declare.
(DOLLAR_DOT): Define.
* config/tc-sh64.c (shmedia_parse_exp): New.
(sh64_consume_datalabel): New; just ignoring datalabel semantics.
(shmedia_parse_reg): Remove const from src
parameter.
(shmedia_get_operands): Ditto for args parameter and ptr variable.
(shmedia_md_assemble): Ditto for op_end variable.
(shmedia_get_operand): Ditto for ptr parameter and src variable.
Use shmedia_parse_exp, not parse_exp.
* config/tc-sh64.c (shmedia_parse_reg): Add shmedia_arg_type
parameter. All callers changed.
(shmedia_get_operand): Add shmedia_arg_type parameter. All
callers changed.
(shmedia_parse_reg): Put first two character in local variables.
Use tolower, not TO_LOWER. If no register is found and argtype
indicates a control register, scan shmedia_creg_table
case-insensitive.
2000-11-24 Hans-Peter Nilsson <hpn@cygnus.com>
* Makefile.am (CPU_TYPES): Add sh64.
(TARGET_CPU_CFILES): Add config/tc-sh64.c.
(TARGET_CPU_HFILES): Add config/tc-sh64.h.
Regenerate dependencies.
* Makefile.in: Regenerate.
* configure.in: Add support for sh64-*-elf*.
* configure: Regenerate.
* config/tc-sh64.h: New.
* config/tc-sh64.c: New.
* config/tc-sh.c (md_pseudo_table) [HAVE_SH64]: New pseudos
.mode, .isa and .uaquad.
[HAVE_SH64] (SH64PCREL16_32, SH64PCREL16_64, SH64PCREL16PT_32,
SH64PCREL16PT_64, MOVI_IMM_32, MOVI_IMM_64): Define.
[HAVE_SH64] (END): Define as 10.
[HAVE_SH64] (UNDEF_SH64PCREL, SH64PCREL16, SH64PCREL32,
SH64PCREL48, SH64PCREL64, UNDEF_MOVI, MOVI_16, MOVI_32, MOVI_48,
MOVI_64): Define.
[HAVE_SH64] (SH64PCREL16_F, SH64PCREL16_M, SH64PCREL16_LENGTH,
SH64PCREL32_F, SH64PCREL32_M, SH64PCREL32_LENGTH, SH64PCREL48_F,
SH64PCREL48_M, SH64PCREL48_LENGTH, SH64PCREL64_LENGTH,
MOVI_16_LENGTH, MOVI_32_LENGTH, MOVI_48_LENGTH, MOVI_64_LENGTH):
Define.
(md_relax_table) [HAVE_SH64]: Provide relaxations for SHmedia.
(md_begin) [HAVE_SH64]: Call shmedia_md_begin.
(parse_reg) [HAVE_SH64]: Parse register names case-insensitive.
(md_assemble) [HAVE_SH64]: Call shmedia_md_assemble if assembling
SHmedia instructions. Handle state-change after switching to
SHcompact.
(md_longopts) [HAVE_SH64]: New options --isa=* and --abi=*.
(md_parse_option) [HAVE_SH64]: Parse new options.
(md_show_usage) [HAVE_SH64]: Show usage of new options.
(md_convert_frag) [HAVE_SH64] <default>: Call
shmedia_md_convert_frag instead of abort.
(sh_force_relocation) [HAVE_SH64]: Also force relocation for
BFD_RELOC_SH_SHMEDIA_CODE.
(sh_elf_final_processing) [HAVE_SH64]: Set flags identifying
SHcompact or SHmedia code.
(md_apply_fix) [HAVE_SH64] <default>: Return result from calling
shmedia_md_apply_fix instead of abort.
(md_estimate_size_before_relax) [HAVE_SH64] <default>: Return
result from calling shmedia_md_estimate_size_before_relax instead
of calling abort.
(sh_do_align) [HAVE_SH64]: If shmedia_mode, let shmedia_do_align
do the work.
(tc_gen_reloc) [HAVE_SH64]: For unrecognized relocs, call
shmedia_init_reloc and do nothing more if it returns non-zero.
(sh_finalize) [HAVE_SH64]: Call shmedia_md_end.
* po/POTFILES.in: Regenerate.
* po/gas.pot: Regenerate.
base-plus-offset relocs to the linker.
* config/tc-mmix.c: Tweak and fix typos in comments.
(allocate_undefined_gregs_in_linker): New variable.
(OPTION_LINKER_ALLOCATED_GREGS): New option macro.
(md_longopts): Add --linker-allocated-gregs.
(md_parse_option) <case 'x'>: Imply --linker-allocated-gregs.
<case OPTION_LINKER_ALLOCATED_GREGS>: New.
(md_show_usage): Update text for -x. Add text for
--linker-allocated-gregs.
(tc_gen_reloc): Derive default value for addend from val and
baddsy. Use addsec and bfd_is_abs_section in more places. Don't
emit error for BFD_RELOC_MMIX_BASE_PLUS_OFFSET without suitable
GREG if allocate_undefined_gregs_in_linker.
* doc/as.texinfo (Overview) <Target MMIX options>: Add
--linker-allocated-gregs.
* doc/c-mmix.texi (MMIX-Opts): Add blurb about
--linker-allocated-gregs. Mention that it's implied by -x.
(MMIX-Pseudos) <GREG>: Mention when and how a GREG can be omitted.
(MMIX-mmixal): Clarify dated comparison and location of MMIXware.
* config/tc-mmix.h (md_parse_name): Use ISUPPER, not isupper.
* config/tc-arm.c (ARM_CEXT_XSCALE): Replaces ARM_EXT_XSCALE. All
uses changed.
(ARM_CEXT_MAVERICK): Similarly.
(ARM_ANY): Now means any core instruction.
(CPU_DEFAULT): Default to ARM_ANY.
(uses_apcs_26, atcps, support_interwork, uses_apcs_float)
(pic_code): Declare for all object types. Make type int.
(legacy_cpu, legacy_fpu, mcpu_cpu_opt, mcpu_fpu_opt, march_cpu_opt)
(march_fpu_opt, mfpu_opt): Declare.
(md_longopts): Tidy up conditional definitions.
(arm_opts, arm_cpus, arm_archs, arm_fpus, arm_extensions)
(arm_long_opts): New tables.
(arm_parse_cpu, arm_parse_arch, arm_parse_fpu): New functions.
(arm_parse_extension): New function.
(md_parse_option): Rewrite using new table-driven system.
(md_show_usage): Use new table-driven system.
(md_begin): Calculate cpu_variant from command line option data.
* doc/as.texinfo (ARM ISA options): Docuement new ARM-specific
command-line options.
* doc/c-arm.texi: Likewise.
Testsuite:
* gas/arm/vfp1.d: Use new command-line options.
* gas/arm/vfp1xD.d: Likewise.
* gas/arm/arm.exp (vfp-bad): Likewise.
* gas/arm/maverick.d: Likewise.
the page man title.
* doc/Makefile.in: Rebuild.
* doc/as.texinfo: Do not put man SEEALSO in document;
Use @command for commands, @option for options; Reorganize usage
to clearly identify target specific options.
* config/tc-ppc.c (md_parse_option): New -m7410, -m7450 and -m7455
flags, equivalent to -m7400. New -maltivec to enable AltiVec
instructions. New -mbook64 and -mbooke/-mbooke32 flags to enable
64-bit and 32-bit BookE support, respectively. Change -m403 and
-m405 to set PPC403 option.
(md_show_usage): Adjust for new options.
* doc/all.texi: Set PPC.
* doc/as.texinfo: Add PPC support and pull in c-ppc.texi.
* doc/c-ppc.texi: New file.
* doc/Makefile.am (CPU_DOCS): Add c-ppc.texi.
* doc/Makefile.in: Regenerate.
[gas/testsuite/ChangeLog]
* gas/ppc/booke.s: New test for Motorola BookE.
* gas/ppc/booke.d: New file.
* gas/ppc/ppc.exp: Test booke.s.
[include/opcode/ChangeLog]
* ppc.h (PPC_OPCODE_BOOKE, PPC_OPCODE_403): New opcode flags for
BookE and PowerPC403 instructions.
[opcodes/ChangeLog]
* ppc-opc.c (insert_de, extract_de, insert_des, extract_des): New
instruction field instruction/extraction functions for new BookE
DE form instructions.
(CT): New macro for CT field in an X form instruction.
(DE, DES, DEO, DE_MASK): New macros for DE/DES fields in DE form
instructions.
(PPC64): Don't include PPC_OPCODE_PPC.
(403): New opcode macro for PPC403 processors.
(BOOKE): New opcode macro for BookE processors.
(bce, bcel, bcea, bcela, bclre, bclrel: New BookE instructions.
(bcctre, bcctrel, be, bel, bea, bela, icbt, icbte, lwzxe): Likewise.
(dcbste, lwzuxe, luxe, dcbfe, lbzxe, lwarxe, lbzuxe): Likewise.
(stwcxe, stwxe, stxe, stwuxe, stuxe, stbxe, dcbtste, stbuxe): Likewise.
(mfapidi, dcbte, lhzxe, lhzuxe, lhaxe, lhauxe, subfe64): Likewise.
(subfeo64, adde64, addeo64, sthxe, sthuxe, subfze64): Likewise.
(subfzeo64, addze64, addzeo64, dcbie, subfme64, subfmeo64): Likewise.
(addme64, addmeo64, stdcxe., mcrxr64, lwbrxe, lfsxe, lfsuxe): Likewise.
(lfdxe, lfduxe, stwbrxe, stfsxe, stfsuxe, stfdxe, dcbae): Likewise.
(stfduxe, tlbivax, tlbivaxe, lhbrxe, ldxe, lduxe, tlbsx): Likewise.
(tlbsxe, sthbrxe, stdxe, stduxe, icbie, stfiwxe, dcbze, lbze): Likewise.
(lbzue, ldue, lhze, lhzue, lhae, lhaue, lwze, lwzue): Likewise.
(stbe, stbue, sthe, sthue, stwe, stwue, lfse, lfsue, lfde): Likewise.
(lfdue, stde, stdue, stfse, stfsue, stfde, stfdue): Likewise.
* ppc-dis.c (print_insn_big_powerpc, print_insn_little_powerpc): Look
for a disassembler option of `booke', `booke32' or `booke64' to enable
BookE support in the disassembler.
* NEWS: Updated for the new -n option for the MIPS assembler.
* config/tc-mips.c (md_show_usage): Add -n.
* doc/as.texinfo: Document the new -n option.
* doc/c-mips.texi: Likewise.
* doc/as.1: Regenerated.
* doc/as.texinfo: Fix spelling and cross-references.
* doc/c-arm.texi: Fix typos. Say that `;' is a line separator
character for all systems, not just GNU/Linux. Make it explicit
that `-k' doesn't affect code generation, just ELF flags.
* doc/as.texinfo: Document '#' as comment character for i386 and
x86_64. Add AMD x86-64 into menu of machine dependent information.
* doc/c-i386.texi: Document x86_64 extensions.
* config/obj-elf.c (elf_frob_symbol): Support
".symver name,name2@@@nodename".
(elf_frob_file_before_adjust): Likewise.
* doc/as.texinfo: Updated for ".symver name,name2@@@nodename"
and ".symver name,name2@@@nodename".
Fix a typo.
* doc/as.texinfo (.symver): Updated for versioned symbol
reference.
* obj.h (format_ops): Add the frob_file_before_adjust field.
* config/obj-aout.c (aout_format_ops): Set the
frob_file_before_adjust field to 0.
* config/obj-coff.c (coff_format_ops): Likewise.
* config/obj-ecoff.c (ecoff_format_ops): Likewise.
* config/obj-elf.c (obj_elf_symver): Allow duplicated version
name.
(elf_frob_file_before_adjust): New function to remove unneeded
versioned symbols from the symbol table.
(elf_format_ops): Set the frob_file_before_adjust field to
elf_frob_file_before_adjust.
* config/obj-elf.h (obj_frob_file_before_adjust): Defined if
not defined.
* config/obj-multi.h (obj_frob_file_before_adjust): Defined.
(parse_args): Add --no-warn, --warn, --fatal-warnings,
which become 'W', OPTION_WARN, and OPTION_WARN_FATAL.
(parse_args): Parse the new options.
(main): If there were warnings, and --fatal-warnings
was specified, print an error.
* as.h: New variable, flag_fatal_warnings, for new option.
