changelog-9697

基于4个mips核的noc设计

Tue Oct 21 10:20:11 1997  Doug Evans  <[e-mail]>

	* config/tc-sparc.c (md_apply_fix3, cases ..._H44, ..._HIX22): Leave
	overflow signalling to linker.

Mon Oct 20 14:54:06 1997  Klaus K"ampf  <[e-mail]>

	* makefile.vms: Fix for dec c.

	* config-gas.com: Give explanation for dec c setup in error
	message.

	* config/tc-alpha.c (s_alpha_comm): Make .comm symbols separate
	sections on openvms/alpha.

	* config/obj-evax.c: support .weak pseudo-op

Mon Oct 20 10:13:32 1997  Doug Evans  <[e-mail]>

	* config/tc-sparc.c (default_arch_size): New static local.
	(struct sparc_arch): Rename arch_size to default_arch_size.
	New member user_option_p.
	(sparc_arch_table): Always include v9, v9a.  New entry v9-64.
	(init_default_arch): Check whether default arch is valid.
	Set default_arch_size in addition to sparc_arch_size.
	(OPTION_32,OPTION_64): Define.
	(md_longopts): New entries for -32, -64.
	(md_parse_option): Handle them.
	(md_show_usage): Print them.  Ensure init_default_arch called.
	* configure.in (sparc64): Set arch to v9-64.
	* configure: Regenerated.

Sun Oct 19 13:50:50 1997  Ian Lance Taylor  <[e-mail]>

	* write.c (subsegs_finish): New function, broken out of
	write_object_file.
	(write_object_file): Some code moves into subsegs_finish.
	* write.c (subsegs_finish): Declare.
	* as.c (main): Call subsegs_finish.

	* read.c (s_include): Check for error return from
	demand_copy_string.

Tue Oct 14 20:50:58 1997  Richard Henderson  <[e-mail]>

	* read.c (get_line_sb): Accept any eol marker while scanning macros.

Tue Oct 14 19:12:45 1997  Richard Henderson  <[e-mail]>

	* config/tc-alpha.h (DIFF_EXPR_OK): Define.
	* config/tc-i386.h (DIFF_EXPR_OK): Define.
	* config/tc-alpha.c (md_apply_fix): Notice fx_pcrel and substitute
	the correct relocation when it exists.
	* config/tc-i386.c (md_apply_fix3): Likewise.

	* config/tc-ppc.h: Correct typo in comment.
	* config/tc-v850.h: Likewise.

Fri Oct 10 16:09:35 1997  Andrew Cagney  <[e-mail]>

	* config/tc-d10v.c (parallel_ok): Allow parallel instruction issue
 	when second instruction is writing to first instructions inputs.
	
Mon Oct 13 15:27:17 1997  Richard Henderson  <[e-mail]>

	* ecoff.c (PAGE_SIZE): Double to 8k as a hack to allow some C++
	templated programs to build with -g.

Fri Oct 10 17:48:29 1997  Nick Clifton  <[e-mail]>

	* config/tc-v850.c (md_relax_table): Add support for relaxing
	unconditional branches.  This patch is courtesy of Jim Wilson. 
	(md_convert_frag): Fix relaxing of branches.  This patch is
	courtesy of Jim Wilson.
	(md_assemble): Create different fixups for conditional and
	unconditional branches.  This patch is courtesy of Jim Wilson.
	(md_estimate_size_before_relax): Estimate size of variable part of
	fixup based on whether it is for a conditional or an unconditional
	branch.  This patch is courtesy of Jim Wilson.
	(v850_sdata, v850_tdata, v850_zdata, v850_sbss, v850_tbss,
	v850_zbss, v850_rosdata, v850_rozdata, v850_bss): Add call to
	obj_elf_section_change_hook(). 
	(v850_comm): New function.
	(md_pseudo_table): Add new pseudo ops .zcomm, .scomm and .tcomm.
	(md_begin): Add bss flag to seg_info of bss sections.

	Add support for .scommon, .tcommon and .zcommon sections.

	* config/tc-v850.h (ELF_TC_SPECIAL_SECTIONS): Add .scommon,
	.zcommon, .tbss, .call_table_data and .call_table_text.

Fri Oct 10 15:01:14 1997  Doug Evans  <[e-mail]>

	* configure.in (sparc): Set DEFAULT_ARCH from correct target.
	* configure: Regenerated.

Fri Oct 10 11:22:45 1997  Martin M. Hunt  <[e-mail]>

	* config/tc-d10v.c: Fixes to make sure the AT_WORD
	expression is not confused with -1.

Fri Oct 10 11:54:50 1997  Andrew Cagney  <[e-mail]>

	* config/tc-d10v.c (parallel_ok): Flag SP as modified for @-sp
 	operand - OPERAND_ATMINUS.

Fri Oct 10 00:47:44 1997  Michael Meissner  <[e-mail]>

	* config/tc-d10v.c (parallel_ok): Note that auto increment and
	decrement modify the index register.

Thu Oct  9 15:17:50 1997  Ian Lance Taylor  <[e-mail]>

	From Robin Kirkham <[e-mail]>:
	* config/tc-m68k.c (archs): Add 68306, 68307, 68322, 68356, 68334,
	68336, 68341, 68349.
	* doc/c-m68k.texi (M68K-Opts): Add -m68ec000 -m68hc000 -m68hc001
	-m68306, -m68307, -m68322, -m68356, -m68ec020, -m68ec030,
	-m68ec040, -m68ec060, -m68330, -m68334, -m68336, -m68341,
	-m68349.

	* doc/Makefile.am (CPU_DOCS): Define.
	(as.info): Depend upon $(CPU_DOCS).
	* doc/Makefile.in: Rebuild.

	* configure.in: Remove AM_PROG_INSTALL; it's called by
	AM_INIT_AUTOMAKE.
	* configure: Rebuild.

Thu Oct  9 01:44:36 1997  J"orn Rennecke  <[e-mail]>

	* tc-d10v.h (TC_START_LABEL): Don't define.
	(tc_frob_label): Define.

Thu Oct  9 00:07:23 1997  J"orn Rennecke  <[e-mail]>

	* config/tc-d10v.c (write_2_short): Fix bug that wouldn't allow
	to pair a branch and link with anything but an exe instruction.

Wed Oct  8 16:28:53 1997  Richard Henderson  <[e-mail]>

	* config/tc-alpha.c (load_expression): Disable the sym+const .got
	optimization to reduce the alignment surprises for gcc.

Wed Oct  8 16:11:15 1997  Doug Evans  <[e-mail]>

	* config/obj-coff.h (TC_SPARC): Don't define TARGET_FORMAT.
	* config/tc-sparc.c (sparc_target_format): Handle coff here.
	(sparc_ip): Add %hix,%lox.
	(md_apply_fix3): Call as_bad_where, not as_bad.
	Add support for BFD_RELOC_SPARC_{HIX22,LOX10}.
	(tc_gen_reloc): Add support for BFD_RELOC_SPARC_{HIX22,LOX10}.

Wed Oct  8 12:33:32 1997  Richard Henderson  <[e-mail]>

	* configure.in: Change alpha-*-* to alpha*-*-*; config.guess now
	recognizes alphaev5 etc.
	* configure: Rebuild.

Wed Oct  8 00:04:05 1997  Gavin Koch  <[e-mail]>

	* config/tc-mips.c (md_begin): Replace the TARGET_CPU value
	of mipsr3900 with mipstx39.

	* config/tc-mips.c (mips_ip): Don't print the 'opcode requires 
	-mipsXX message' if the insn isn't an ISA insn.

Tue Oct  7 12:48:30 1997  Doug Evans  <[e-mail]>

	* config/tc-sparc.h (TARGET_FORMAT support): Moved to tc-sparc.c.
	Redefine TARGET_FORMAT to call sparc_target_format.
	* config/tc-sparc.c (in_unsigned_range): New function.
	(sparc_arch_size): Make static.
	(sparc_target_format): New function.
	(sparc_ip): Delete variable immediate_max.  Rewrite %hi/etc reloc
	handling.  Add support for %hh,%hm,%lm,%h44,%m44,%l44.
	(output_insn): Set `fx_no_overflow'.
	(md_apply_fix3): Handle BFD_RELOC_SPARC_{7,H44,M44,L44}.
	(tc_gen_reloc): Likewise.

Mon Oct  6 14:04:50 1997  Nick Clifton  <[e-mail]>

	* config/tc-v850.c (v850_section): Remove.

	* config/obj-elf.c (obj_elf_section): Enhance error message.

Fri Oct  3 15:40:38 1997  Ian Lance Taylor  <[e-mail]>

	* config/tc-mips.c: Undef OBJ_COPY_SYMBOL_ATTRIBUTES before
	including obj-elf.h in OBJ_MAYBE_ELF case.
	(mips_target_format): Return NULL after abort to avoid warning.

	* ecoff.c (generate_ecoff_stab): Remove unused static function.

	* expr.c (operator): Accept ==.  From Anders Blomdell
	<[e-mail]>.

	* config/atof-ieee.c (gen_to_words): When generating a denormal
	number, handle an overflow into the smallest normalized number.

Mon Sep 29 15:24:52 1997  J"orn Rennecke <[e-mail]>

	* as.h, input-scrub.c (new_logical_line): New return value.
	* read.c (s_app_file): Don't note the same file several times
	in a row.

Thu Sep 25 13:08:02 1997  Ian Lance Taylor  <[e-mail]>

	* config/tc-m68k.c (m68k_ip): Remove ` operand specifier.

Wed Sep 24 16:54:40 1997  Joel Sherrill  <[e-mail]>

        * configure.in (sh*-*-rtems*): New target, like sh-*-elf*.
	* configure: Rebuild.

Wed Sep 24 11:30:25 1997  Ian Lance Taylor  <[e-mail]>

	* config/tc-m68k.c (m68k_ip): Handle q and v operand specifiers.

	* doc/c-i386.texi (i386-Float): Remove incorrect assertion that
	fn* instructions do not insert implicit fwait.  This was changed
	Jan 29, 1996.

	* config/m68k-parse.y (yylex): Permit an expression to be used for
	the scale factor.

	* Makefile.am (EXTRA_as_new_SOURCES): Set to config/m68k-parse.y,
	not m68k-parse.y.
	* Makefile.in: Rebuild.

	* aclocal.m4: Rebuild with new libtool.
	* configure: Rebuild.

Tue Sep 23 17:48:09 1997  Ian Lance Taylor  <[e-mail]>

	* app.c (do_scrub_chars): Clear mri_state at end of .mri
	pseudo-op.

	* config/tc-mips.c (hilo_interlocks): Change from a static
	variable to a macro, so that it varies with the variables upon
	which it depends.
	(gpr_interlocks, cop_interlocks): Likewise.
	(md_begin): Don't initialize them.

Fri Sep 19 17:08:41 1997  Jeffrey A Law  ([e-mail])

	* config/tc-mn10300.c (md_assemble): Use strcasecomp instead
	of strcmp where appropriate.

Thu Sep 18 14:11:56 1997  Nick Clifton  <[e-mail]>

	* config/tc-v850.c (md_assemble): Cope with a zero data area
	relocation with a constant offset.
	(md_assemble): Produce error message when special data area
	relocations are used on instructions which do not support them.
	(md_assemble): Reset processor mask if defined by command line
	switch. 

Thu Sep 18 11:24:01 1997  Doug Evans  <[e-mail]>

	* config/tc-sparc.c: Reorganize file.
	(parse_keyword_arg): Allow numbers in reg names.
	(SPECIAL_CASE_NONE): New macro.
	(md_assemble): Use it.
	(lookup_arch,init_default_arch): New functions.
	(default_arch,default_init_p,sparc_arch_table): New static locals.
	(sparc_arch_size): New static local.
	(max_architecture): Initialize in init_default_arch.
	(md_parse_options): Call init_default_arch if necessary.
	Rewrite -xarch/-A processing.
	(md_show_usage): Print -A values from sparc_arch_table.
	(md_begin): Call init_default_arch if necessary.
	(sparc_md_end): Handle both 32 and 64 bit environments.
	* config/tc-sparc.h (TARGET_FORMAT): Likewise.
	* acconfig.h (SPARC_V9,SPARC_ARCH64): Delete.
	(DEFAULT_ARCH): Add.
	* config.in: Regenerate.
	* configure.in (sparc): Default DEFAULT_ARCH based on target cpu.
	(SPARC_V9,SPARC_ARCH64): Delete.
	* configure: Regenerate.
	* config/vms-conf.h (SPARC_V9,SPARC_ARCH64): Delete.

Wed Sep 17 16:54:20 1997  Nick Clifton  <[e-mail]>

	* config/tc-v850.c (v850_reloc_prefix): Recoded to use CHECK_ ()
	macro. 
	(handle_tdaoff, handle_zdaoff, handle_sdaoff): New functions.

	* config/tc-v850.c (md_assemble): Corrected typo.
	* config/tc-v850.c Add new sections: call_table_data and
	call_table_text.
	(v850_reloc_prefix): Add support for ctoff() relocation prefix. 
	(handle_ctoff): New Function.

	* doc/c-v850.texi (V850 Opcodes): Document call table relocations.

Tue Sep 16 14:18:22 1997  Nick Clifton  <[e-mail]>

	* config/tc-v850.c (v850_reloc_prefix): Add support for a 16 bit
	displacement from the tiny data area pointer.

Mon Sep 15 21:28:09 1997  Jeffrey A Law  ([e-mail])

	* config/tc-hppa.c (fix_new_hppa): Make declaration match
	definition.

Mon Sep 15 18:33:06 1997  Nick Clifton  <[e-mail]>

	* config/tc-v850.c (processor_mask): New variable.
	(set_machine, md_parse_option): Set processor_mask.
	(md_assemble): Check that instruction is available to target
	processor. 

	* config/tc-v850.h (TARGET_PROCESSOR): New constant.

Mon Sep 15 11:28:04 1997  Ken Raeburn  <[e-mail]>

	Merge in work from Martin Hunt:

	* config/tc-d30v.c (build_insn): For mvfsys and mvtsys,
	CR is 0 for PSWL and PSWH.

	* config/tc-d30v.c (do_assemble): Don't accept
	illegal condition codes for cmpu instruction.

	* config/tc-d30v.c: Add support for BFD_RELOC_D30V_9_PCREL
	used in d*i instructions.

	* config/tc-d30v.c (check_size): New function.  Check
	relocations for overflows.
	(md_pcrel_from_section): Fix relocations between sections.
	(md_apply_fix3): Use new relocation types for 15 and 21
	bit relocations in the right container. Needed because
	the address of the instruction is not eight-byte aligned
	but the relocations must be.

	* config/tc-d30v.c (md_apply_fix3): Check for overflow.
	(find_format): If ".s" or ".l" are used, don't try
	to compute branch sizes.

	* config/tc-d30v.c (do_assemble): Check for ".s" or
	".l" extensions to opcode names.
	(find_format): Generate the correct instructions when
	".s" or ".l" are used.

	* config/tc-d30v.c (build_insn): Check for odd registers
	on instructions that require even registers.

	* config/tc-d30v.h (md_start_line_hook): Define.
	* config/tc-d30v.c (md_start_line_hook): New hook.
	Checks the beginning of each line for a ".".  If it
	finds one, assume a pseudo-op and flush any unwritten
	instructions.

	* config/tc-d30v.c (md_apply_fix3): Fix problem
	with determining when fixups were done.

	* config/tc-d30v.c (build_insn): Fix bug where the numeric
	part of a symbol (for example, "foo+8") was being written
	into the instruction.
	(md_pseudo_table): Change .word to be 32 bits and add
	.hword as 16 bits.

	* config/tc-d30v.c (parallel_ok): Check to see if first
	instruction is a jump.

	* config/tc-d30v.c (parallel_ok): Major code reorganization.

Wed Sep 10 10:07:08 1997  Nick Clifton  <[e-mail]>