changelog

来自「基于4个mips核的noc设计」· 代码 · 共 1,832 行 · 第 1/5 页

	testing for NULs.

	2001-05-16  Alan Modra  <[e-mail]>
	* config/tc-arc.c (md_assemble): Correct dwarf2_emit_insn param
	for 8 byte insns.
	* config/tc-i386.c (md_assemble): Call dwarf2_emit_insn before
	opcodes are output rather than after.  Delete insn_size.
	* config/tc-v850.c (md_assemble): Similarly, but delete
	total_insn_size.  Update copyright.

	2001-05-03  Alan Modra  <[e-mail]>
	* config/tc-i386.c (i386_displacement): Call as_bad for bad GOTOFF
	expressions rather than triggering an assert.

	2001-03-30  Alan Modra  <[e-mail]>
	* config/tc-i386.c (UNCOND_JUMP, COND_JUMP, COND_JUMP86): Decrement.
	(md_relax_table): Remove first four unused entries.  Increment
	rlx_length by one throughout table, and update comments to suit.
	(md_estimate_size_before_relax): Return size of current variable
	part of frag to reflect reality when relaxing more than once.

	2001-03-25  Alan Modra  <[e-mail]>
	* config/tc-i386.c (i386_scale): Accept an absolute expression for
	scale factor, and return the end of the expression.
	(i386_operand): Modify for above.

	2001-03-13  Alan Modra  <[e-mail]>
	* config/tc-i386.c (RELOC_ENUM): Define.  Use throughout file.
	(NUM_FLAG_CODE): Define.
	(lex_got): New function.
	(got_reloc): New global var.
	(x86_cons_fix_new): New function.
	(x86_cons): New function.
	(i386_immediate): Use lex_got here, replacing inline code.  Change
	"ignoring junk.." error message to "junk.."
	(i386_displacement): Likewise.
	* config/tc-i386.h (TC_PARSE_CONS_EXPRESSION): Define.
	(x86_cons): Declare.
	(TC_CONS_FIX_NEW): Define.
	(x86_cons_fix_new): Declare.

	2001-03-07  Alan Modra  <[e-mail]>
	* config/tc-i386.c (struct _i386_insn): Rename disp_reloc to reloc.
	(md_assemble) <smallest displacement>: Use correct field of i.op[]
	union.
	<JumpInterSegment output>: Use correct i.disp_reloc[].
	<immediate output>: Likewise.

	2001-02-13  Alan Modra  <[e-mail]>
	* doc/c-i386.texi (i386-Arch): Add "jumps"/"nojumps" blurb.
	Mention effect of < 386 architectures on jump promotion.
	(i386-Jumps): xref above.  Don't assume long disp is 32 bits.

	* config/tc-i386.c (no_cond_jump_promotion): New.
	(set_cpu_arch): Parse "jumps" arch modifier.
	(insn_size): Modify usage comment.
	(ENCODE_RELAX_STATE): Reformat and protect macro arg.
	(SIZE_FROM_RELAX_STATE): Rename to DISP_SIZE_FROM_RELAX_STATE.
	(TYPE_FROM_RELAX_STATE): New define.
	(UNCOND_JUMP, COND_JUMP): Renumber.
	(md_relax_table): Reorder to suit.
	(COND_JUMP86): New define.
	(md_relax_table): Handle COND_JUMP86 cases. Add a few comments.
	(md_assemble): Create frag var for jumps of max size, encode relax
	state for COND_JUMP86.
	(md_estimate_size_before_relax): Handle COND_JUMP86 cases, and
	leave conditional jumps small if no_cond_jump_promotion.
	(md_convert_frag): Likewise.

	2001-05-10  Alan Modra  <[e-mail]>
	* config/tc-v850.c (md_estimate_size_before_relax): Rewrite.
	(md_convert_frag): Don't bother clearing fr_var.
	(md_pseudo_table): Correct initialization.

	2001-05-12  Peter Targett  <[e-mail]>
	* config/tc-arc.c: Update copyright and tidy source comments.
	(md_pseudo_table): Add directive .cpu back as an alias for
	.option.  Add .file and .line for dwarf2 support.
	(arc_mach_type): Make bfd_mach_arc_6 default.
	(md_longopts): Add entry 'pre-v6' representing old command line
	option when assembling for 'arc5' core versions.
	(md_parse_option): Make OPTION_ARC same as OPTION_ARC6, for new
	default behaviour.
	(arc_code_symbol): Make symbol value for @h30 fixup expression
	equal to O_constant.
	(md_assemble): Call dwarf2_emit_insn.
	Include "dwarf2dbg2.h".  Formatting fixes throughout file.
	* config/tc-arc.h (DWARF2_LINE_MIN_INSN_LENGTH): Define.
	* doc/c-arc.texi (ARC_CORE_DEFAULT): Update to new default.

	2001-05-15  Alexandre Oliva  <[e-mail]>
	* config/tc-mn10300.c (mn10300_force_relocation): Don't
	optimize differences between symbols in code sections to
	constants.
	(mn10300_fix_adjustable): Don't adjust to section+offset
	relocations pointing at symbols in code sections.

	2001-05-14  Alexandre Oliva  <[e-mail]>
	* config/tc-mn10300.c (md_assemble): Anchor dwarf2 line info
	before a relaxable insns.

	2001-05-13  Alexandre Oliva  <[e-mail]>
	* config/tc-mn10300.c (tc_gen_reloc): Don't reject differences
	between symbols if the base symbol is in the current section;
	emit a PC-relative relocation instead.

	2001-05-09  Alexandre Oliva  <[e-mail]>
	* config/tc-mn10300.c (md_apply_fix3): Accept PC-relative relocs.

	2001-05-06  Alexandre Oliva  <[e-mail]>
	* config/tc-mn10300.c (md_assemble): Subtract operand->shift
	from offset in non-pcrel operands too.

	2001-04-14  Alexandre Oliva  <[e-mail]>
	* config/tc-mn10300.c (md_assemble): Simplify offset adjustment of
	pc-relative relocations not placed at the end of the instruction.

	2001-04-06  Alexandre Oliva  <[e-mail]>
	* config/tc-mn10300.c (xr_registers): Added `pc'.

	2001-03-30  Alan Modra  <[e-mail]>
	* config/tc-mn10300.c (md_estimate_size_before_relax): Rewrite.

	2001-02-23   Richard Sandiford <[e-mail]>
	* config/tc-mn10300.c (md_apply_fix3): Don't mark a fixup as
	done if it's against a symbol.

	2001-03-28  H.J. Lu  <[e-mail]>
	* read.c (equals): Set to local for COFF only if it hasn't been
	defined before.

	2001-03-27  Nick Papadonis  <[e-mail]>
	* read.c (equals): (for COFF) default symbols to being local.

	2001-03-23  Richard Sandiford  <[e-mail]>
	* write.c (fix_new_exp): Print an error if passed a register.

	2001-03-20  Alan Modra  <[e-mail]>
	* frags.h (struct frag): Add relax_marker.
	* write.c (is_dnrange): Delete.
	(relax_frag): Use correct types for `aim', `target', `address'.
	Delete `offset', `was_address'.  Test `relax_marker' instead of
	using fragile (and slow) address test.
	(relax_segment): Init and flip `relax_marker'.

	2001-02-13  Ian Lance Taylor  <[e-mail]>
	* write.c (is_dnrange): Stop as soon as the address becomes
	larger.
	(relax_frag): Add segment parameter.  Only call symbol_get_frag
	once.  Only call is_dnrange if the symbol is in the same segment,
	and the symbol address is larger.
	(relax_segment): Pass segment to md_relax_frag and relax_frag.
	* write.h (relax_frag): Update declaration.
	* config/tc-fr30.c (fr30_relax_frag): Add segment parameter.  Pass
	it to relax_frag.
	* config/tc-m32r.c (m32r_relax_frag): Likewise.
	* config/tc-m32r.h (md_relax_frag): Add segment parameter.
	(m32r_relax_frag): Update declaration.
	* config/tc-mips.h (md_relax_frag): Add segment parameter.
	* config/tc-tic54x.h (md_relax_frag): Likewise.
	* doc/internals.texi (CPU backend): Update documentation for
	md_relax_frag.

	2001-03-15  DJ Delorie  <[e-mail]>
	* stabs.c (s_stab_generic): Don't corrupt the notes obstack by
	blindly freeing string if it isn't at the top of the obstack.

2001-05-14  Richard Henderson  <[e-mail]>

	* ehopt.c (eh_frame_convert_frag): Fix missed subtype adjustment
	last change.

2001-05-14  Richard Henderson  <[e-mail]>

	* ehopt.c (get_cie_info): Rename from eh_frame_code_alignment;
	also collect whether to expect an FDE augmentation.
	(check_eh_frame): Rewrite as a state machine.  Track where in
	an FDE we are located, skip any augmentation.
	(eh_frame_estimate_size_before_relax): Get code alignment from
	the fragment subtype.
	(eh_frame_relax_frag, eh_frame_convert_frag): Likewise.
	* read.c (emit_leb128_expr): Call check_eh_frame.

2001-05-09  Richard Henderson  <[e-mail]>

	* config/tc-ia64.c (generate_unwind_image): Align the fragment
	beginning a function's unwind info block.

2001-04-27  David Mosberger  <[e-mail]>

	* config/tc-ia64.c (dot_spillmem_p): Fix output_spill_?sprel_p()
	argument passing order: predicate goes last, not first.

2001-04-16  David O'Brien  <[e-mail]>

	* configure.in: Add the em type for FreeBSD targets.
	* configure: Regenerate.

2001-04-13  Jim Wilson  <[e-mail]>

	* tc-ia64.c (is_conditional_branch): Return true for br, brl, and br.
	excluding br.i.

2001-04-02  Philip Blundell  <[e-mail]>

	From 2001-03-17  Richard Henderson  <[e-mail]>
	* dwarf2dbg.c (user_filenum, user_filenum_allocated): Remove.
	(dwarf2_directive_loc): Don't use them.
	(dwarf2_directive_file): Reject duplicate file definitions.
	(get_filenum): Zero allocated memory.
	(out_file_list): Complain about missing file definitions.

2001-03-31  Alan Modra  <[e-mail]>

	* listing.c (listing_listing): Enable listing on EDICT_NOLIST_NEXT
	for one line if not already enabled.
	* cond.c (s_elseif): Correct conditional assembly listing.
	(s_else): Likewise.

	* cond.c (s_endif): Correct handling of "if .. elseif .." trees.
	Don't abort on NULL current_cframe.

2001-03-30  Richard Henderson  <[e-mail]>

	* write.c (relax_seg, size_seg): Split from relax_and_size_seg.
	(write_object_file): Relax code then data, then size sections.

	* config/tc-i386.c (md_convert_frag): Don't die on local symbols
	that have been finalized.

2001-03-28  Alan Modra  <[e-mail]>

	* config/tc-hppa.c (DEFAULT_LEVEL): Define.
	(md_begin): Use it when setting default architecture.

2001-03-27  Hans-Peter Nilsson  <[e-mail]>

	* configure.in (cris-*-*): Change default emulation to criself.
	(cris-*-*aout*): New rule.
	* configure: Regenerate.

2001-03-19  Alan Modra  <[e-mail]>

	* config/tc-i386.c (md_assemble <REGISTER_WARNINGS>): Correct
	used register name.

2001-03-18  Stephane Carrez  <[e-mail]>

	* config/tc-m68hc11.c (md_pseudo_table): Recognize xrefb to comply
	with 'Motorola specification for assembly language input standard'.

2001-03-18  Dave Brolley  <[e-mail]>

	* config/tc-m32r.c (expand_debug_syms): Call frag_align_code rather
	than m32r_do_align.

2001-03-16  Philip Blundell  <[e-mail]>

	* configure: Regenerate.

2001-03-15  David Mosberger  <[e-mail]>

	* config/tc-ia64.c (md): New member keep_pending_output.
	(ia64_flush_pending_output): Flush only if md.keep_pending_output
	is not set.
	(dot_xdata): Turn on md.keep_pending_output for the duration of
	this function.
	(dot_xfloat_cons): Ditto.
	(dot_xstringer): Ditto.
	(dot_xdata_ua): Ditto.
	(dot_xfloat_cons_ua): Ditto.

2001-03-15  Jim Wilson  <[e-mail]>

	* config/tc-ia64.c (ia64_unrecognized_line, case '['): Add local
	label support.

2001-03-11  Philip Blundell  <[e-mail]>

	* configure.in: Set version to 2.11.

2001-02-28  Andreas Jaeger  <[e-mail]>, Bo Thorsen  <[e-mail]>

	* config/tc-i386.c (tc_gen_reloc): Remove ugly hack which is not needed
	anymore since we use bfd_elf_generic_reloc now.
	(md_apply_fix3): Only apply hack for partial_inplace if not using RELA.

2001-02-21  David Mosberger  <[e-mail]>

	* config/tc-ia64.c (enum operand_match_result): New type.
	(operand_match): Change return type to operand_match_result.
	Fix all returns appropriately, adding support for returning the
	out-of-range result.
	(parse_operands): New locals result, error_pos, out_of_range_pos,
	curr_out_of_range_pos.  Rewrite operand matching loop to give better
	error messages.

2001-02-21  David Mosberger  <[e-mail]>

	* config/tc-ia64.c (struct unwind): Add member "prologue_count".
	(dot_proc): Clear unwind.prologue_count to zero.
	(dot_prologue): Increment unwind.prologue_count.
	(dot_restore): If second operand is omitted, use
	unwind.prologue_count -1 for "ecount" (# of additional regions to
	pop).  Decrement unwind.prologue_count by number of regions
	popped.

2001-02-20  Bo Thorsen  <[e-mail]>

	* config/tc-i386.c (tc_i386_fix_adjustable): Fix GOTPCREL GOT
	entry.

2001-02-18  David O'Brien  <[e-mail]>

	* configure.in (cpu_type, arch): Add a generic FreeBSD specification as
	all FreeBSD platforms should look the same at this level.
	* configure: Rebuilt.
	* config/tc-i386.c: Add support for old FreeBSD a.out hosts.

2001-02-14  Philip Blundell  <[e-mail]>

	From 2001-02-06  H.J. Lu  <[e-mail]>
	* config/tc-ia64.h (TC_RELOC_RTSYM_LOC_FIXUP): Do fixup if
	there is no relocation.

	From 2001-02-06  H.J. Lu  <[e-mail]>
	* config/tc-ia64.h (TC_RELOC_RTSYM_LOC_FIXUP): New. Defined.
	* config/tc-ia64.c (md_parse_option): Only accept the valid
	ia64 options on "-axxx".

2001-02-13  Alan Modra  <[e-mail]>

	* expr.c (operator): Don't bump input_line_pointer for two char
	operators.  Instead return operator size via new param num_chars.
	(expr): Use above to parse multi-char operators correctly.

2001-02-12  Philip Blundell  <[e-mail]>

	* config/tc-arm.c (do_ldst): Improve warnings for unpredictable
	ldrt/strt instructions.

Mon Feb 12 17:44:08 CET 2001  Jan Hubicka  <[e-mail]>

	* tc-i386.c (i386_displacement): Fix handling of
	BFD_RELOC_X86_64_GOTPCREL.
	(i386_validate_fix): Likewise.

2001-02-09  David Mosberger  <[e-mail]>

	* config/tc-ia64.h (md_elf_section_type): New macro.
	(ELF_TC_SPECIAL_SECTIONS): Drop .IA_64.unwind and .IA_64.unwind_info
	(they're now handled via ia64_elf_section_type.

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