path: root/gas/ChangeLog

2006-03-22  Richard Sandiford  <richard@codesourcery.com>
	    Daniel Jacobowitz  <dan@codesourcery.com>
	    Phil Edwards  <phil@codesourcery.com>
	    Zack Weinberg  <zack@codesourcery.com>
	    Mark Mitchell  <mark@codesourcery.com>
	    Nathan Sidwell  <nathan@codesourcery.com>

	* config/tc-mips.c (mips_target_format): Handle vxworks targets.
	(md_begin): Complain about -G being used for PIC.  Don't change
	the text, data and bss alignments on VxWorks.
	(reloc_needs_lo_p): Don't return true for R_MIPS_GOT16 when
	generating VxWorks PIC.
	(load_address): Extend SVR4_PIC handling to VXWORKS_PIC.
	(macro): Likewise, but do not treat la $25 specially for
	VxWorks PIC, and do not handle jal.
	(OPTION_MVXWORKS_PIC): New macro.
	(md_longopts): Add -mvxworks-pic.
	(md_parse_option): Don't complain about using PIC and -G together here.
	Handle OPTION_MVXWORKS_PIC.
	(md_estimate_size_before_relax): Always use the first relaxation
	sequence on VxWorks.
	* config/tc-mips.h (VXWORKS_PIC): New.

2006-03-21  Paul Brook  <paul@codesourcery.com>

	* config/tc-arm.c (md_apply_fix): Fix typo in offset mask.

2006-03-21  Sterling Augustine  <sterling@tensilica.com>

	* config/tc-xtensa.c (enforce_three_byte_loop_align): New flag.
	(xtensa_setup_hw_workarounds): Set this new flag for older hardware.
	(get_loop_align_size): New.
	(xtensa_end): Skip xtensa_mark_narrow_branches when not aligning.
	(xtensa_mark_zcl_first_insns): Prevent widening of first loop frag.
	(get_text_align_power): Rewrite to handle inputs in the range 2-8.
	(get_noop_aligned_address): Use get_loop_align_size.
	(get_aligned_diff): Likewise.

2006-03-21  Paul Brook  <paul@codesourcery.com>

	* config/tc-arm.c (insns): Correct opcodes for ldrbt and strbt.

2006-03-20  Paul Brook  <paul@codesourcery.com>

	* config/tc-arm.c (BAD_BRANCH, BAD_NOT_IT): Define.
	(do_t_branch): Encode branches inside IT blocks as unconditional.
	(do_t_cps): New function.
	(do_t_blx, do_t_bkpt, do_t_branch23, do_t_bx, do_t_bxj, do_t_cpsi,
	do_t_czb, do_t_it, do_t_setend, do_t_tb): Add IT constaints.
	(opcode_lookup): Allow conditional suffixes on all instructions in
	Thumb mode.
	(md_assemble): Advance condexec state before checking for errors.
	(insns): Use do_t_cps.

2006-03-20  Paul Brook  <paul@codesourcery.com>

	* config/tc-arm.c (output_relax_insn): Call dwarf2_emit_insn before
	outputting the insn.

2006-03-18  Jan-Benedict Glaw  <jbglaw@lug-owl.de>

	* config/tc-vax.c: Update copyright year.
	* config/tc-vax.h: Likewise.

2006-03-18  Jan-Benedict Glaw  <jbglaw@lug-owl.de>

	* config/tc-vax.c (md_chars_to_number): Used only locally, so
	make it static.
	* config/tc-vax.h (md_chars_to_number): Remove obsolete declaration.

2006-03-17  Paul Brook  <paul@codesourcery.com>

	* config/tc-arm.c (insns): Add ldm and stm.

2006-03-17  Ben Elliston  <bje@au.ibm.com>

	PR gas/2446
	* doc/as.texinfo (Ident): Document this directive more thoroughly.

2006-03-16  Paul Brook  <paul@codesourcery.com>

	* config/tc-arm.c (insns): Add "svc".

2006-03-13  Bob Wilson  <bob.wilson@acm.org>

	* config/tc-xtensa.c (xg_translate_sysreg_op): Remove has_underbar
	flag and avoid double underscore prefixes.

2006-03-10  Paul Brook  <paul@codesourcery.com>

	* config/tc-arm.c (md_begin): Handle EABIv5.
	(arm_eabis): Add EF_ARM_EABI_VER5.
	* doc/c-arm.texi: Document -meabi=5.

2006-03-10  Ben Elliston  <bje@au.ibm.com>

	* app.c (do_scrub_chars): Simplify string handling.

2006-03-07  Richard Sandiford  <richard@codesourcery.com>
	    Daniel Jacobowitz  <dan@codesourcery.com>
	    Zack Weinberg  <zack@codesourcery.com>
	    Nathan Sidwell  <nathan@codesourcery.com>
	    Paul Brook  <paul@codesourcery.com>
	    Ricardo Anguiano  <anguiano@codesourcery.com>
	    Phil Edwards  <phil@codesourcery.com>

	* config/tc-arm.c (md_apply_fix): Install a value of zero into a
	BFD_RELOC_ARM_OFFSET_IMM field if we're going to generate a RELA
	R_ARM_ABS12 reloc.
	(tc_gen_reloc): Keep the original fx_offset for RELA pc-relative
	relocs, but adjust by md_pcrel_from_section.  Create R_ARM_ABS12
	relocations for BFD_RELOC_ARM_OFFSET_IMM on RELA targets.

2006-03-06  Bob Wilson  <bob.wilson@acm.org>

	* config/tc-xtensa.c (xtensa_post_relax_hook): Generate literal tables
	even when using the text-section-literals option.

2006-03-06  Nathan Sidwell  <nathan@codesourcery.com>

	* config/tc-m68k.c (m68k_extensions): Allow 'float' on both m68k
	and cf.
	(m68k_ip): <case 'J'> Check we have some control regs.
	(md_parse_option): Allow raw arch switch.
	(m68k_init_arch): Better detection of arch/cpu mismatch.  Detect
	whether 68881 or cfloat was meant by -mfloat.
	(md_show_usage): Adjust extension display.
	(m68k_elf_final_processing): Adjust.

2006-03-03  Bjoern Haase  <bjoern.m.haase@web.de>

	* config/tc-avr.c (avr_mod_hash_value): New function.
	(md_apply_fix, exp_mod): Use BFD_RELOC_HH8_LDI and
	BFD_RELOC_MS8_LDI for hlo8() and hhi8() 
	(md_begin): Set linkrelax variable to 1, use avr_mod_hash_value
	instead of int avr_ldi_expression: use avr_mod_hash_value instead
	of (int).
	(tc_gen_reloc): Handle substractions of symbols, if possible do
	fixups, abort otherwise.	
	* config/tc-avr.h (TC_LINKRELAX_FIXUP, TC_VALIDATE_FIX,
	tc_fix_adjustable): Define.
	
2006-03-02  James E Wilson  <wilson@specifix.com>

	* config/tc-ia64.c (emit_one_bundle): For IA64_OPCODE_LAST, if we
	change the template, then clear md.slot[curr].end_of_insn_group.

2006-02-28  Jan Beulich  <jbeulich@novell.com>

	* macro.c (get_any_string): Don't insert quotes for <>-quoted input.

2006-02-28  Jan Beulich  <jbeulich@novell.com>

	PR/1070
	* macro.c (getstring): Don't treat parentheses special anymore.
	(get_any_string): Don't consider '(' and ')' as quoting anymore.
	Special-case '(', ')', '[', and ']' when dealing with non-quoting
	characters.

2006-02-28  Mat <mat@csail.mit.edu>

	* dwarf2dbg.c (get_filenum): Don't inadvertently decrease files_in_use.

2006-02-27  Jakub Jelinek  <jakub@redhat.com>

	* dw2gencfi.c (struct fde_entry, struct cie_entry): Add signal_frame
	field.
	(CFI_signal_frame): Define.
	(cfi_pseudo_table): Add .cfi_signal_frame.
	(dot_cfi): Handle CFI_signal_frame.
	(output_cie): Handle cie->signal_frame.
	(select_cie_for_fde): Don't share CIE if signal_frame flag is
	different.  Copy signal_frame from FDE to newly created CIE.
	* doc/as.texinfo: Document .cfi_signal_frame.

2006-02-27  Carlos O'Donell  <carlos@codesourcery.com>

	* doc/Makefile.am: Add html target.
	* doc/Makefile.in: Regenerate.
	* po/Make-in: Add html target.

2006-02-27  H.J. Lu <hongjiu.lu@intel.com>

	* config/tc-i386.c (output_insn): Support Intel Merom New
	Instructions.

	* config/tc-i386.h (CpuMNI): New.
	(CpuUnknownFlags): Add CpuMNI.

2006-02-24  David S. Miller  <davem@sunset.davemloft.net>

	* config/tc-sparc.c (priv_reg_table): Add entry for "gl".
	(hpriv_reg_table): New table for hyperprivileged registers.
	(sparc_ip): New cases '$' and '%' for wrhpr/rdhpr hyperprivileged
	register encoding.

2006-02-24  DJ Delorie  <dj@redhat.com>

	* config/tc-m32c.h (md_apply_fix): Define to m32c_apply_fix.
	(tc_gen_reloc): Don't define.
	* config/tc-m32c.c (rl_for, relaxable): New convenience macros.
	(OPTION_LINKRELAX): New.
	(md_longopts): Add it.
	(m32c_relax): New.
	(md_parse_options): Set it.
	(md_assemble): Emit relaxation relocs as needed.
	(md_convert_frag): Emit relaxation relocs as needed.
	(md_cgen_lookup_reloc): Add LAB_8_8 and LAB_8_16.
	(m32c_apply_fix): New.
	(tc_gen_reloc): New.
	(m32c_force_relocation): Force out jump relocs when relaxing.
	(m32c_fix_adjustable): Return false if relaxing.

2006-02-24  Paul Brook  <paul@codesourcery.com>

	* config/arm/tc-arm.c (arm_ext_v6_notm, arm_ext_div, arm_ext_v7,
	arm_ext_v7a, arm_ext_v7r, arm_ext_v7m): New variables.
	(struct asm_barrier_opt): Define.
	(arm_v7m_psr_hsh, arm_barrier_opt_hsh): New variables.
	(parse_psr): Accept V7M psr names.
	(parse_barrier): New function.
	(enum operand_parse_code): Add OP_oBARRIER.
	(parse_operands): Implement OP_oBARRIER.
	(do_barrier): New function.
	(do_dbg, do_pli, do_t_barrier, do_t_dbg, do_t_div): New functions.
	(do_t_cpsi): Add V7M restrictions.
	(do_t_mrs, do_t_msr): Validate V7M variants.
	(md_assemble): Check for NULL variants.
	(v7m_psrs, barrier_opt_names): New tables.
	(insns): Add V7 instructions.  Mark V6 instructions absent from V7M.
	(md_begin): Initialize arm_v7m_psr_hsh and arm_barrier_opt_hsh.
	(arm_cpu_option_table): Add Cortex-M3, R4 and A8.
	(arm_arch_option_table): Add armv7, armv7a, armv7r and armv7m.
	(struct cpu_arch_ver_table): Define.
	(cpu_arch_ver): New.
	(aeabi_set_public_attributes): Use cpu_arch_ver.  Set
	Tag_CPU_arch_profile.
	* doc/c-arm.texi: Document new cpu and arch options.

2006-02-23  H.J. Lu  <hongjiu.lu@intel.com>

	* config/tc-ia64.c (operand_match): Handle IA64_OPND_IMMU5b.

2006-02-23  H.J. Lu  <hongjiu.lu@intel.com>

	* config/tc-ia64.c: Update copyright years.

2006-02-22  H.J. Lu  <hongjiu.lu@intel.com>

	* config/tc-ia64.c (specify_resource): Add the rule 17 from
	SDM 2.2.

2005-02-22  Paul Brook  <paul@codesourcery.com>

	* config/tc-arm.c (do_pld): Remove incorrect write to
	inst.instruction.
	(encode_thumb32_addr_mode): Use correct operand.

2006-02-21  Paul Brook  <paul@codesourcery.com>

	* config/tc-arm.c (md_apply_fix): Fix off-by-one errors.

2006-02-17  Shrirang Khisti  <shrirangk@kpitcummins.com>
            Anil Paranjape   <anilp1@kpitcummins.com>
            Shilin Shakti    <shilins@kpitcummins.com>

	* Makefile.am: Add xc16x related entry.
	* Makefile.in: Regenerate.
	* configure.in: Added xc16x related entry.
	* configure: Regenerate.
	* config/tc-xc16x.h: New file
	* config/tc-xc16x.c: New file
	* doc/c-xc16x.texi: New file for xc16x
	* doc/all.texi: Entry for xc16x
	* doc/Makefile.texi: Added c-xc16x.texi 
	* NEWS: Announce the support for the new target.

2006-02-16  Nick Hudson  <nick.hudson@dsl.pipex.com>

	* configure.tgt: set emulation for mips-*-netbsd*

2006-02-14  Jakub Jelinek  <jakub@redhat.com>

	* config.in: Rebuilt.

2006-02-13  Bob Wilson  <bob.wilson@acm.org>

	* config/tc-xtensa.c (xg_add_opcode_fix): Number operands starting
	from 1, not 0, in error messages.
	(md_assemble): Simplify special-case check for ENTRY instructions.
	(tinsn_has_invalid_symbolic_operands): Do not include opcode and
	operand in error message.

2006-02-13  Joseph S. Myers  <joseph@codesourcery.com>

	* configure.tgt (arm-*-linux-gnueabi*): Change to
	arm-*-linux-*eabi*.

2006-02-10  Nick Clifton  <nickc@redhat.com>

	* config/tc-crx.c (check_range): Ensure that the sign bit of a
	32-bit value is propagated into the upper bits of a 64-bit long.

	* config/tc-arc.c (init_opcode_tables): Fix cast.
	(arc_extoper, md_operand): Likewise.

2006-02-09  David Heine  <dlheine@tensilica.com>

	* config/tc-xtensa.c (xg_assembly_relax): Increment steps_taken for
	each relaxation step.

2006-02-09  Eric Botcazou  <ebotcazou@libertysurf.fr>
	
	* configure.in (CHECK_DECLS): Add vsnprintf.
	* configure: Regenerate.
	* messages.c (errno.h, stdarg.h, varargs.h, va_list): Do not
	include/declare here, but...
	* as.h: Move code detecting VARARGS idiom to the top.
	(errno.h, stdarg.h, varargs.h, va_list): ...here.
	(vsnprintf): Declare if not already declared.

2006-02-08  H.J. Lu  <hongjiu.lu@intel.com>

	* as.c (close_output_file): New.
	(main): Register close_output_file with xatexit before
	dump_statistics. Don't call output_file_close.

2006-02-07  Nathan Sidwell  <nathan@codesourcery.com>

	* config/tc-m68k.c (mcf5208_control_regs, mcf5213_control_regs,
	mcf5329_control_regs): New.
	(not_current_architecture, selected_arch, selected_cpu): New.
	(m68k_archs, m68k_extensions): New.
	(archs): Renamed to ...
	(m68k_cpus): ... here.  Adjust.
	(n_arches): Remove.
	(md_pseudo_table): Add arch and cpu directives.
	(find_cf_chip, m68k_ip): Adjust table scanning.
	(no_68851, no_68881): Remove.
	(md_assemble): Lazily initialize.
	(select_control_regs): Adjust cpu names. Add 5208, 5213, 5329.
	(md_init_after_args): Move functionality to m68k_init_arch.
	(mri_chip): Adjust table scanning.
	(md_parse_option): Reimplement 'm' processing to add -march & -mcpu
	options with saner parsing.
	(m68k_lookup_cpu, m68k_set_arch, m68k_set_cpu, m68k_set_extension,
	m68k_init_arch): New.
	(s_m68k_cpu, s_m68k_arch): New.
	(md_show_usage): Adjust.
	(m68k_elf_final_processing): Set CF EF flags.
	* config/tc-m68k.h (m68k_init_after_args): Remove.
	(tc_init_after_args): Remove.
	* doc/c-m68k.texi (M68K-Opts): Document -march, -mcpu options.
	(M68k-Directives): Document .arch and .cpu directives.

2006-02-05  Arnold Metselaar  <arnold.metselaar@planet.nl>

	* config/tc-z80.c (z80_start_line_hook): allow .equ and .defl as 
	synonyms for equ and defl. 
	(z80_cons_fix_new): New function.
	(emit_byte): Disallow relative jumps to absolute locations.
	(emit_data): Only handle defb, prototype changed, because defb is 
	now handled as pseudo-op rather than an instruction.
	(instab): Entries for defb,defw,db,dw moved from here...
	(md_pseudo_table): ... to here, use generic cons() for defw,dw. 
	Add entries for def24,def32,d24,d32.
	(md_assemble): Improved error handling.
	(md_apply_fix): New case BFD_RELOC_24, set fixP->fx_no_overflow to one.
	* config/tc-z80.h (TC_CONS_FIX_NEW): Define.
	(z80_cons_fix_new): Declare.
	* doc/c-z80.texi (defb, db): Mention warning on overflow. 
	(def24,d24,def32,d32): New pseudo-ops.
	
2006-02-02  Paul Brook  <paul@codesourcery.com>

	* config/tc-arm.c (do_shift): Remove Thumb-1 constraint.

2005-02-02  Paul Brook  <paul@codesourcery.com>

	* config/tc-arm.c (T2_OPCODE_MASK, T2_DATA_OP_SHIFT, T2_OPCODE_AND,
	T2_OPCODE_BIC, T2_OPCODE_ORR, T2_OPCODE_ORN, T2_OPCODE_EOR,
	T2_OPCODE_ADD, T2_OPCODE_ADC, T2_OPCODE_SBC, T2_OPCODE_SUB,
	T2_OPCODE_RSB): Define.
	(thumb32_negate_data_op): New function.
	(md_apply_fix): Use it.

2006-01-31  Bob Wilson  <bob.wilson@acm.org>

	* config/xtensa-istack.h (TInsn): Remove record_fix and sub_symbol
	fields.
	* config/tc-xtensa.h (xtensa_frag_type): Remove slot_sub_symbols field.
	* config/tc-xtensa.c (md_apply_fix): Check for unexpected uses of
	subtracted symbols.
	(relaxation_requirements): Add pfinish_frag argument and use it to
	replace setting tinsn->record_fix fields.
	(xg_assemble_vliw_tokens): Adjust calls to relaxation_requirements
	and vinsn_to_insnbuf.  Remove references to record_fix and
	slot_sub_symbols fields.
	(xtensa_mark_narrow_branches): Delete unused code.
	(is_narrow_branch_guaranteed_in_range): Handle expr that is not just
	a symbol.
	(convert_frag_immed): Adjust vinsn_to_insnbuf call and do not set
	record_fix fields.
	(tinsn_immed_from_frag): Remove code for handling slot_sub_symbols.
	(vinsn_to_insnbuf): Change use of record_fixup argument, replacing use
	of the record_fix field.  Simplify error messages for unexpected
	symbolic operands.
	(set_expr_symbol_offset_diff): Delete.

2006-01-31  Paul Brook  <paul@codesourcery.com>

	* config/tc-arm.c (arm_reg_parse): Check if reg is non-NULL.

2006-01-31  Paul Brook  <paul@codesourcery.com>
	Richard Earnshaw <rearnsha@arm.com>

	* config/tc-arm.c: Use arm_feature_set.
	(arm_ext_*, arm_arch_full, arm_arch_t2, arm_arch_none,
	arm_cext_iwmmxt, arm_cext_xscale, arm_cext_maverick, fpu_fpa_ext_v1,
	fpu_fpa_ext_v2, fpu_vfp_ext_v1xd, fpu_vfp_ext_v1, fpu_vfp_ext_v2):
	New variables.
	(insns): Use them.
	(md_atof, opcode_select, opcode_select, md_assemble, md_assemble,
	md_begin, arm_parse_extension, arm_parse_cpu, arm_parse_arch,
	arm_parse_fpu, arm_parse_float_abi, aeabi_set_public_attributes,
	s_arm_cpu, s_arm_arch, s_arm_fpu): Use macros for accessing CPU
	feature flags.
	(arm_legacy_option_table, arm_option_cpu_value_table): New types.
	(arm_opts): Move old cpu/arch options from here...
	(arm_legacy_opts): ... to here.
	(md_parse_option): Search arm_legacy_opts.
	(arm_cpus, arm_archs, arm_extensions, arm_fpus)
	(arm_float_abis, arm_eabis): Make const.

2006-01-25  Bob Wilson  <bob.wilson@acm.org>

	* config/tc-xtensa.c (md_apply_fix): Set value to zero for PLT relocs.

2006-01-21  Jie Zhang  <jie.zhang@analog.com>

	* config/bfin-parse.y (asm_1): Check value range for 16 bit immediate
	in load immediate intruction.

2006-01-21  Jie Zhang  <jie.zhang@analog.com>

	* config/bfin-parse.y (value_match): Use correct conversion
	specifications in template string for __FILE__ and __LINE__.
	(binary): Ditto.
	(unary): Ditto.

2006-01-18  Alexandre Oliva  <aoliva@redhat.com>

	Introduce TLS descriptors for i386 and x86_64.
	* config/tc-i386.c (tc_i386_fix_adjustable): Handle
	BFD_RELOC_386_TLS_GOTDESC, BFD_RELOC_386_TLS_DESC_CALL,
	BFD_RELOC_X86_64_GOTPC32_TLSDESC, BFD_RELOC_X86_64_TLSDESC_CALL.
	(optimize_disp): Emit fix up for BFD_RELOC_386_TLS_DESC_CALL and
	BFD_RELOC_X86_64_TLSDESC_CALL immediately, and clear the
	displacement bits.
	(build_modrm_byte): Set up zero modrm for TLS desc calls.
	(lex_got): Handle @tlsdesc and @tlscall.
	(md_apply_fix, tc_gen_reloc): Handle the new relocations.

2006-01-11  Nick Clifton  <nickc@redhat.com>

	Fixes for building on 64-bit hosts:
	* config/tc-avr.c (mod_index): New union to allow conversion
	between pointers and integers.
	(md_begin, avr_ldi_expression): Use it.
	* config/tc-i370.c (md_assemble): Add cast for argument to print
	statement.
	* config/tc-tic54x.c (subsym_substitute): Likewise.
	* config/tc-mn10200.c (md_assemble): Use a union to convert the
	opindex field of fr_cgen structure into a pointer so that it can
	be stored in a frag.
	* config/tc-mn10300.c (md_assemble): Likewise.
	* config/tc-frv.c (frv_debug_tomcat): Use %p to print pointer
	types.
	* config/tc-v850.c: Replace uses of (int) casts with correct
	types.

2006-01-09  H.J. Lu  <hongjiu.lu@intel.com>

	PR gas/2117
	* symbols.c (snapshot_symbol): Don't change a defined symbol.

2006-01-03  Hans-Peter Nilsson  <hp@bitrange.com>

	PR gas/2101
	* config/tc-mmix.c (mmix_handle_mmixal): Don't treat #[0-9][FB] as
	a local-label reference.

For older changes see ChangeLog-2005

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