changelog-9295

基于4个mips核的noc设计

Tue Oct  3 12:18:19 1995  Ian Lance Taylor  <[e-mail]>

	* config/tc-m68k.c (isword): Accept all values from -65536 to
	+65535,	so ~VAL will not be rejected.

	* cond.c (s_endif): Call demand_empty_rest_of_line.  In MRI mode,
	skip characters after the pseudo-op.
	(s_else): Likewise.
	* read.c (get_line_sb): Don't look past buffer_limit.
	(s_include): In MRI mode, skip characters after the file name.

Mon Oct  2 16:15:27 1995  Ian Lance Taylor  <[e-mail]>

	* config/m68k-parse.y (m68k_reg_parse): In MRI mode, permit
	periods in register names.

Sat Sep 30 23:03:31 1995  Jeff Law  ([e-mail])

	* config/tc-hppa.c (hppa_fix_adjustable): DP relative relocs
	are not adjustable in SOM to avoid confusing the optimizing
	linker.

Fri Sep 29 15:18:08 1995  Ian Lance Taylor  <[e-mail]>

	Add some support for i960 MRI compatibility mode.
	* config/tc-i960.c (md_pseudo_table): Add endian.
	(get_args): Don't discard a space between alphanumeric characters.
	(get_cdisp): Change text_section to now_seg.
	(s_endian): New static function.
	* config/tc-i960.h (MRI_MODE_NEEDS_PSEUDO_DOT): Define.
	* expr.h (operatorT): Add O_logical_not, O_logical_and, and
	O_logical_or.
	* expr.c (operand): Treat '!' as logical not operator.  If
	TC_I960, in MRI mode permit `sizeof secname' and `startof
	secname'.
	(op_rank): Bump values by 2 to make room for && and ||.  Add
	entries for !, &&, and ||.
	(expr_begin): Only do MRI changes if TC_M68K.
	(operator): Recognize || and &&.
	(expr): Handle new operatorT values.
	* symbols.c (resolve_symbol_value): Handle new operatorT values.
	(print_expr_1): Likewise.
	* read.c (potable): Add debug, err, irep, irepc, print, purgem,
	and rep.
	(read_a_source_file): Handle MRI_MODE_NEEDS_PSEUDO_DOT.
	(mri_comment_field): Only handle weird comments if TC_M68K.
	(s_err): New function.
	(s_org): Only punt in MRI mode if TC_M68K.
	(s_mri_sect): Write TC_I960 version.
	(s_print, s_purgem): New functions.
	* read.h (s_err, s_print, s_purgem): Declare.
	* cond.c (s_ifeqs): Implement.
	(ignore_input): Handle MRI_MODE_NEEDS_PSEUDO_DOT.
	* macro.c (macro_strip_at): New static variable.
	(macro_init): Add strip_at parameter.
	(do_formals): If macro_strip_at, change NARG to $NARG.
	(define_macro): Skip a comma after the macro name.
	(get_apost_token): Skip character if macro_strip_at, even if
	macro_mri.
	(macro_expand_body): If macro_strip_at, don't recognize parameters
	in strings unless they are preceded by an '@'.  If macro_strip_at,
	pass '@' as strip character to sub_actual.  If macro_strip_at,
	strip '@' characters.
	(macro_expand): If macro_strip_at, change NARG to $NARG.
	(delete_macro): New function.
	(expand_irp): Skip leading and trailing '"' characters if irpc.
	* macro.h (macro_init): Mention new strip_at parameter.
	(delete_macro): Declare.
	* as.c (main): If TC_I960, pass flag_mri to macro_init as
	strip_at; otherwise, pass 0.
	* gasp.c (process_pseudo_op): Pass 0 to macro_init as strip_at.
	(main): Likewise.
	* doc/as.texinfo: Document i960 MRI mode.

	* as.c (show_usage): Mention --defsym.

Thu Sep 28 19:25:04 1995  Stan Shebs  <[e-mail]>

	* mpw-config.in: Translate "powerpc" into "ppc", remove gen of
	VERSION, move gen of "conf" here from makefile.
	* mpw-make.sed: New file, sed commands to translate Unix makefile
	into MPW syntax.
	* mpw-make.in: Remove.
	* mac-as.r: New file, Mac resource file.
	* as.h (inline): Don't decide about defining if __MWERKS__,
	remove redundant conditional and definition.

	* stabs.c (s_stab_generic): Fix syntax for OBJ_PROCESS_STAB.

Thu Sep 28 15:43:15 1995  Kim Knuttila  <krk@nellie>

	* config/tc-ppc.c (md_apply_fix3): Removed some TE_PE specific 
	manipulations, since I can't prove they're needed.
	(md_begin): Removed init_regtable, insert_reg, and the call points.
	(register_name): New function. Parses a register name, if appropriate.
	(md_assemble): Added call to register_name to handle symbolic names.
	(ppc_pe_section): Removed all duplicate IMAGE defines, and include
	coff/pe.h instead.

Thu Sep 28 12:09:19 1995  Ian Lance Taylor  <[e-mail]>

	* config/tc-ppc.h (tc_fix_adjustable): Define.
	(ppc_pe_fix_adjustable): Declare.
	* config/tc-ppc.c (ppc_pe_fix_adjustable): New function.

Thu Sep 28 01:11:58 1995  Doug Evans  <[e-mail]>

	* config/tc-arm.h (TARGET_FORMAT): Define for arm-coff.

Wed Sep 27 12:53:58 1995  Ian Lance Taylor  <[e-mail]>

	* symbols.c (S_IS_LOCAL): All symbols in reg_section are local.

	* config/tc-ppc.h (OBJ_XCOFF): Define if OBJ_COFF and not TE_PE.
	Change OBJ_COFF checks to check OBJ_XCOFF instead.
	(TARGET_FORMAT): Fully parenthesize.
	(LEX_QM): Define if TE_PE.
	* config/tc-ppc.c: Replace OBJ_COFF by OBJ_XCOFF throughout.
	Remove checks of TE_PE within #ifdef OBJ_XCOFF sections.
	(init_regtable): Make i unsigned.
	(ppc_set_current_section): Rename from setCurrentSection.  Change
	all callers.
	(ppc_arch): Return after as_fatal to avoid gcc warning.
	(md_assemble): Only declare reloc if OBJ_ELF.  Add default to
	switch on fixups[i].reloc to avoid gcc warning.
	(IMAGE_SGN_LNK_OTHER): Fix nested comment.
	(ppc_pe_function): Don't call ppc_canonicalize_symbol_name.
	(ppc_frob_symbol): Remove TE_PE section checks.
	(md_estimate_size_before_relax): Return after abort to avoid gcc
	warning.
	(md_apply_fix3): Add BFD_RELOC_16_GOT_PCREL to switch.
	* read.c (LEX_QM): Define as 0 if not defined.
	(lex_type): Use LEX_QM for '?'.

	* configure.in: No need to check whether ${cpu_type} is powerpc;
	it never will be.
	* configure: Rebuild.

Wed Sep 27 11:33:38 1995  Michael Meissner  <[e-mail]>

	* config/tc-ppc.c (md_apply_fix3): Remove Sep 26 changes to this
	function, keeping other Sep. 26 changes.

Wed Sep 27 10:29:13 1995  Kim Knuttila  <krk@nellie>

	* configure (emulations): Added support for ppcle-*-[pe|winnt]
	(target_frag): Removed an extraneous PPC definition.
	* configure.in (emulations): Same
	* config/tc-ppc.h:
	* config/tc-ppc.c (md_pseudo_table): Base support for new or altered
	pseudo ops - <previous, pdata, ydata, reldata, rdata, ualong, znop,
	section, comm, function> There will be more.
	(pre_defined_registers): Predefined reg table to name registers, etc
	(md_begin): Setup reg table initialization
	(md_assemble): Initial [toc]x(rtoc) support
	(ppc_frob_label): Removed some xcoff specific processing from TE_PE
	(ppc_frob_symbol): Removed some xcoff specific processing from TE_PE
                           Added support for more predefined sections
        (ppc_frob_section): Removed some xcoff specific processing from TE_PE
	(ppc_fix_adjustable): Removed from TE_PE mainline
	(md_apply_fix3): For TE_PE toc entries, we don't need to mess 
        with fx_addnumber. Removed for the time being.
	(lots): Put back missing assignments to ppc_current_csect.

Tue Sep 26 14:57:59 1995  Michael Meissner  <[e-mail]>

	* config/tc-ppc.c (ppc_elf_suffix): Support all of the V.4
	relocations.
	(ppc_elf_cons): Remove restriction that @ suffixes must be done
	with .long.  Add error if relocation does not fit in the number of
	bytes provided.
	(md_assemble): For absolute branches, map PC relative relocations
	back into an equivalent absolute relocation.
	(md_pcrel_from): If TC_FORCE_RELOCATION is true, relocation offset
	is 0, not segment start.
	(md_apply_fix3): Don't bother writing addend into the instruction,
	since it is ignored, given that we use RELA relocations for ELF.

	* config/tc-ppc.h (TC_FORCE_RELOCATION): Define to force all
	branch prediction relocations to always be emitted.

Mon Sep 25 16:08:43 1995  Michael Meissner  <[e-mail]>

	* config/tc-ppc.c (ppc_elf_suffix): Lower case reloc before
	testing.
	(md_assemble): Be more robust in terms of relocations.
	(md_apply_fix3): Allow 14 bit relocs to be emitted for external
	symbols in addition to 26 bit relocs.  Properly insert 26/14 bit
	reloc value fields into the instruction stream.	

Mon Sep 25 00:23:16 1995  Ian Lance Taylor  <[e-mail]>

	* config/tc-arm.c (md_atof): Output little endian constants in
	little endian mode.

	* config/obj-coff.c (obj_coff_section): Pass &type, not type,
	s_mri_sect.

	* configure.in: Fix typo: fmt-elf to fmt=elf.

Fri Sep 22 16:34:46 1995  Michael Meissner  <[e-mail]>

	* config/tc-ppc.c (ppc_elf_suffix): Rewrite to use a table of
	strings and relocations they represent.  Add @br{,n}taken for
	branch taken/not taken support.
	(md_apply_fix3): Add BFD_RELOC_PPC_B16_BR{,N}TAKEN support.

Thu Sep 21 21:10:17 1995  Michael Meissner  <[e-mail]>

	* config/tc-ppc.c (md_parse_option): -mrelocatable-lib now only
	sets EF_PPC_RELOCATABLE_LIB and not also EF_PPC_RELOCATABLE.

Thu Sep 21 16:30:56 1995  Ian Lance Taylor  <[e-mail]>

	* subsegs.c (subseg_set): Permit SEG_ABSOLUTE in know expression.
	* expr.c (expr): Account for new operatorT values in know
	expression.

	* write.c (fixup_segment): Clear fixp->fx_subsy if the relocation
	is fully resolved.

Thu Sep 21 14:11:49 1995  Michael Meissner  <[e-mail]>

	* config/tc-ppc.c (ppc_flags): New variable to hold the flag bits
	to set in the ELF header.
	(md_parse_option): Add support for -mrelocatable-lib.  Make both
	-mrelocatable and -mrelocatable-lib set ppc_flags.
	(md_begin): Set ELF flags with ppc_flags.

Wed Sep 20 13:01:52 1995  Ian Lance Taylor  <[e-mail]>

	* Makefile.in (maintainer-clean): New target, synonym for
	realclean.  Add GNU standard maintainer-clean echos.
	* doc/Makefile.in (maintainer-clean): New target, synonym for
	realclean.

Tue Sep 19 11:31:31 1995  Ian Lance Taylor  <[e-mail]>

	* config/tc-m68k.c (m68k_ip): Reject immediate operands for '%'.

	* config/tc-m68k.c (m68k_ip): Reject immediate operands for '|'.
	Replace 'P' with '0', '1', and '2'.

	* config/tc-m68k.c (parse_mri_control_operand): Change leftstop
	and rightstop to not be const.
	(parse_mri_control_expression): Likewise.
	(build_mri_control_operand): Likewise.  Use m68k_ip_op to examine
	the operand, not m68k_reg_parse.
	(s_mri_if): In MRI mode, stop at the first '*'.
	(s_mri_while): Likewise.
	(s_mri_else): In MRI mode, ignore trailing characters.
	(s_mri_endi, s_mri_break, s_mri_next, s_mri_for): Likewise.
	(s_mri_endf, s_mri_repeat, s_mri_until, s_mri_endw): Likewise.
	* config/m68k-parse.y: Revert yesterday's change.
	* config/m68k-parse.h: Revert yesterday's change.

Mon Sep 18 15:22:28 1995  Ian Lance Taylor  <[e-mail]>

	* config/tc-m68k.c (parse_mri_control_operand): Change leftstart
	and rightstart to not be const.
	(parse_mri_control_expression): Likewise.
	(build_mri_control_operand): Likewise.  If the left side of the
	comparison is a register, and the right side is not, swap the two
	sides.
	* config/m68k-parse.y (m68k_reg_parse): Make globally visible.
	* config/m68k-parse.h (m68k_reg_parse): Declare.

	* read.c (mri_comment_field): New function.
	(mri_comment_end): New function.
	(s_align_bytes): Use mri_comment_field.
	(s_align_ptwo, s_comm, s_mri_common, s_fail, s_globl): Likewise.
	(s_float_space, s_struct): Likewise.
	(s_space): Use mri_comment_field rather than doing it by hand.
	(cons_worker, equals): Likewise.
	(s_end): Ignore comments starting with '*' or '!'.
	* read.h (mri_comment_field): Declare.
	(mri_comment_end): Declare.
	* cond.c (s_if): Use mri_comment_field.
	* config/tc-m68k.c (s_chip, s_reg): Likewise.

	* write.c (fixup_segment): Handle ABS-sym in -sym case rather than
	sym-sym case.
	* config/obj-coff.c (fixup_segment): Likewise.  Permit negative
	symbols if TC_M68K.
	* config/tc-m68k.c (tc_coff_fix2rtype): If fx_tcbit is set, return
	R_RELLONG_NEG.
	(tc_gen_reloc): If fx_tcbit is set, abort.
	(md_apply_fix_2): For a negative reloc, move fx_subsy to fx_addsy,
	and set fx_tcbit.

	* config/tc-m68k.c (s_reg): Ignore comment field in MRI mode.

Mon Sep 18 14:44:04 1995  Arne H. Juul  <[e-mail]>

	* configure.in (mips-dec-netbsd*): New target.
	* configure: Rebuild.

Sun Sep 17 22:17:43 1995  Ian Lance Taylor  <[e-mail]>

	* configure.in: Set endian to little for mips-*-ultrix*.
	* configure: Rebuild.

Fri Sep 15 13:16:55 1995  Ian Lance Taylor  <[e-mail]>

	* expr.c (current_location): New static function.  Handle magic
	symbol `.'; in absolute section, return a constant.
	(operand): Call current_location for '.' and '$', instead of doing
	it inline.  In MRI mode, call current_location for '*'.

Fri Sep 15 21:39:29 1995  Jeff Law  ([e-mail])

	* config/tc-m68k.c: Change some "CONST" references to "const".

Fri Sep 15 17:27:41 1995  Ken Raeburn  <[e-mail]>

	Tue Sep 12 17:08:23 1995  Pat Rankin  <[e-mail]>

	* config/obj-vms.c (VMS_stab_parse): simplify first loop;
	use S_GET_NAME/modify/S_SET_NAME sequence instead of abusing
	S_GET_NAME when updating symbol name.
	(local_symbols_DST): first prefix/postfix typo from July 21st.
	[plus comment reformatting --kr]

Wed Sep 13 12:33:03 1995  Ian Lance Taylor  <[e-mail]>

	* Makefile.in (EXPECT): New variable.
	(CHECKFLAGS): Remove.
	(site.exp): New target.
	(check): Rewrite to invoke runtest directly, rather than recurring
	down into testsuite.
	(clean-here): Remove testsuite directory.
	(clean, distclean): Don't recur into testsuite.
	* configure.in: Don't call AC_CONFIG_SUBDIRS(testsuite).
	* configure: Rebuild.

	* write.c (relax_and_size_seg): Change to the segment we are
	relaxing, in case md_convert_frag, called by cvt_frag_to_fill,
	wants to call fix_new.
	* config/tc-m68k.c (m68k_ip): Permit PC relative code if the
	segment of the symbol is the current segment, not just in
	text_section.