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ChangeLog-2004
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ChangeLog-2004
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2004-12-29 Alan Modra <amodra@bigpond.net.au>
PR gas/619
* read.c (s_comm_internal): Don't zero end of name until size
expression has been parsed.
2004-12-25 Marek Michalkiewicz <marekm@amelek.gda.pl>
* config/tc-avr.c (mcu_types): Move attiny{13,2313} from avr4 to avr2.
2004-12-23 Tomer Levi <Tomer.Levi@nsc.com>
* config/tc-crx.c: Support 'bcop' relaxation (dealt as in 'cmp&branch'
case).
2004-12-22 Ian Lance Taylor <ian@airs.com>
* configure.tgt: New.
* configure.in: Move setting of cpu_type, fmt, etc., to
configure.tgt.
* Makefile.am (CONFIG_STATUS_DEPENDENCIES): Add
$(srcdir)/configure.tgt.
* configure, Makefile.in: Rebuild.
2004-12-22 Klaus Rudolph <lts-rudolph@gmx.de>
* config/tc-avr.c: Add support for the new R_AVR_LDI, R_AVR_6 and
R_AVR_6_ADIW relocs for the LDI, ADIW/SBIW and LDD/STD
instructions.
(avr_offset_expression): New function to parse offsets for LDI
instructions.
(avr_operand): Use it.
(md_apply_fix3): Generate the relocs.
2004-12-16 Andrew Stubbs <andrew.stubbs@st.com>
* config/tc-sh64.c (shmedia_md_apply_fix3): Add missing
BFD_RELOC_SH_IMMS10BY8 relocation.
* config/tc-sh64.c (shmedia_build_Mytes): Emit an error message rather
than just ignoring bad code.
2004-12-16 Richard Sandiford <rsandifo@redhat.com>
* config/tc-v850.c (handle_lo16): New function.
(v850_reloc_prefix): Use it to check lo().
(md_assemble, md_apply_fix3): Handle BFD_RELOC_V850_LO16_SPLIT_OFFSET.
2004-12-14 P.J. Darcy <darcypj@us.ibm.com>
* configure.in: Add s390x-ibm-tpf support.
* configure: Regenerate.
2004-12-15 Jan Beulich <jbeulich@novell.com>
* config/obj-elf.c (obj_elf_change_section): Only set type and
attributes on new sections. Emit warning when type of re-declared
section doesn't match.
2004-12-15 Jan Beulich <jbeulich@novell.com>
* dw2gencfi.c (dot.cfi.startproc): Clear cur_cfa_offset so
'.cfi_startproc simple' doesn't inherit the old value.
2004-12-15 Jan Beulich <jbeulich@novell.com>
* dw2gencfi.c (output_cfi_insn): Adjust DW_CFA_def_cfa_sf generation
to emit a signed and factored offset. Adjust DW_CFA_def_cfa_offset_sf
generation to emit a factored offset.
2004-12-10 Ian Lance Taylor <ian@wasabisystems.com>
* config/tc-mips.c (macro) [M_LA_AB]: Give an error for a offset
which is too large in the case of NO_PIC without 64-bit
addresses.
* config/tc-mips.c (mips_in_shared): New static variable.
(macro_build_lui): Permit "_gp" if !mips_in_shared.
(md_longopts): Add -mshared and -mno-shared.
(md_parse_option): Handle OPTION_MSHARED and OPTION_MNO_SHARED.
(s_cpload): Implement !mips_in_shared case.
(s_cpsetup): Likewise.
* doc/c-mips.texi (MIPS Opts): Document -mno-shared.
* NEWS: Mention -mno-shared.
2004-12-09 Paul Brook <paul@codesourcery.com>
* config/tc-arm.c (s_arm_unwind_fnend): Use R_ARM_PREL31 relocation
for function start.
2004-12-09 Ian Lance Taylor <ian@wasabisystems.com>
* config/tc-mips.c (append_insn): If we emit a nop during a relax
sequence, increase the size of the sequence.
* config/tc-mips.c (mips_cpu_info_table): Change "9000" entry to
use CPU_RM9000.
2004-12-07 Ben Elliston <bje@gnu.org>
* read.c (s_align): Use an align_limit temporary to allay a GCC
signed/unsigned comparison warning.
2004-12-01 Mark Mitchell <mark@codesourcery.com>
* Makefile.am (TARG_ENV_HFILES): Add te-armlinuxeabi.h.
* configure.in: Use it for arm*-*-linux-gnueabi*.
* config/tc-arm.c: Allow emulation file to set FPU_DEFAULT.
* config/te-armlinuxeabi.h: New file.
* Makefile.in: Regenerated.
* aclocal.m4: Likewise.
* configure: Likewise.
* doc/Makefile.in: Regenerated.
2004-12-02 Bob Wilson <bob.wilson@acm.org>
* config/tc-xtensa.c (xtensa_switch_section_emit_state): Use subseg_set.
(xtensa_restore_emit_state): Likewise.
2004-12-02 Alan Modra <amodra@bigpond.net.au>
* read.c (ALIGN_LIMIT): Define, increasing limit for BFD_ASSEMBLER.
(s_align): Use it.
2004-11-30 Tero Niemela <tero_niemela@yahoo.com>
* Makefile.am: Change LOCALEDIR to $(datadir)/share.
* Makefile.in: Regenerate.
2004-11-29 Tomer Levi <Tomer.Levi@nsc.com>
* config/tc-crx.c: Major code cleanup. Remove unused variables and
functions, give functions a meaningful name, add comments.
(check_range): New function - Replace operand size calculation
with range checking.
(assemble_insn): Update Algorithm, improve error issuing.
(enum op_err): New.
(process_label_constant): Bug fix regarding COP_BRANCH_INS relocation
handling.
2004-11-29 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
* config/tc-m32r.c (md_pcrel_from_section): Fixed a pcrel relocte
miss between different section in the same module.
(tc_gen_reloc): Likewise.
2004-11-25 Theodore A. Roth <troth@openavr.org>
* gas/config/tc-avr.c (mcu_types): Add support for atmega165,
atmega325, atmega3250, atmega645 and atmega6450.
2004-11-25 Jan Beulich <jbeulich@novell.com>
* config/tc-i386.c (optimize_imm): Adjust immediates to only those
permissible for the selected instruction suffix.
(process_suffix): For DefaultSize instructions, suppressing the
guessing of a 'q' suffix if the instruction doesn't support it is
pointless, because only an 'l' suffix can be guessed in this place.
2004-11-24 Nick Clifton <nickc@redhat.com>
* config/tc-iq2000.c: Remove support for IQ10 processor.
Convert to ISO C90 formatting.
* config/tc-iq2000.h: Likewise.
2004-11-23 Nick Clifton <nickc@redhat.com>
* config/tc-mn10300.c (md_relax_table): More fixes to the offsets
in this table. They should be correct now.
2004-11-23 Jan Beulich <jbeulich@novell.com>
* config/tc-i386.h (CpuMMX2): Declare. Artificial classifier to
indicate the MMX extensions added by both SSE and 3DNow!A.
(Cpu3dnowA): Declare.
(CpuUnknownFlags): Update.
* config/tc-i386.c (cpu_sub_arch_name): Declare.
(cpu_arch): i586 and pentium do not imply MMX. i686 and pentiumpro do
neither imply SSE nor MMX. k6 implies MMX. k6_2 additionally implies
3DNow!. Athlon additionally implies 3DNow!A. Several new
entries (those starting with a dot are for sub-arch specification).
(set_cpu_arch): Handle sub-arch specifications.
(parse_insn): Distinguish between instructions not supported because
of insufficient CPU features and because of 64-bit mode.
* doc/c-i386.texi: Describe enhanced .arch directive.
2004-11-22 Bob Wilson <bob.wilson@acm.org>
* config/tc-xtensa.c (xg_add_opcode_fix): Set fx_no_overflow.
2004-11-22 Bob Wilson <bob.wilson@acm.org>
* dwarf2dbg.c (dwarf2_finish): Don't write a .debug_line section
without a corresponding .debug_info section.
2004-11-22 Hans-Peter Nilsson <hp@axis.com>
* read.c (potable): Add "error" and "warning".
(s_errwarn): New function.
* read.h (s_errwarn): Declare.
* doc/as.texinfo (Error, Warning): Document .error and .warning.
2004-11-22 Nick Clifton <nickc@redhat.com>
* config/tc-tic54x.c (tic54x_adjust_symtab): Adjust call to
c_dot_file_symbol.
2004-11-19 Alan Modra <amodra@bigpond.net.au>
* config/tc-msp430.c (struct rcodes_s, MSP430_RLC, msp430_rcodes,
struct hcodes_s, msp430_hcodes): From include/opcode/msp430.h.
2004-11-19 Alan Modra <amodra@bigpond.net.au>
* config/obj-coff.c (c_dot_file_symbol): Add "app" param.
(coff_adjust_symtab): Adjust call.
(crawl_symbols): Likewise.
* config/obj-coff.h (c_dot_file_symbol): Add "app" param.
(obj_app_file): Adjust.
2004-11-18 Inderpreet Singh <inderpreetb@nioda.hcltech.com>
* configure.in: Enable bfd_assember for the MAXQ port.
* configure: Regenerate.
2004-11-12 Bob Wilson <bob.wilson@acm.org>
Sterling Augustine <sterling@tensilica.com>
* config/tc-xtensa.c (finish_vinsn): Clear pending instruction if
there is a conflict.
(check_t1_t2_reads_and_writes): Check for both reads and writes to
interfaces that are related as determined by xtensa_interface_class_id.
2004-11-12 Nick Clifton <nickc@redhat.com>
* config/tc-mn10300.c (md_relax_table): Fix off by one negative
offsets for conditional branches.
2004-11-11 Bob Wilson <bob.wilson@acm.org>
* config/tc-xtensa.c (MAX_IMMED6): Change value to 65.
2004-11-10 Bob Wilson <bob.wilson@acm.org>
* config/tc-xtensa.c (update_next_frag_state): Always add a NOP if
relaxing at the end of a loop. Don't mark frags as UNREACHABLE or
MAYBE_UNREACHABLE.
(relax_frag_immed): Update call to update_next_frag_state.
2004-11-10 Alan Modra <amodra@bigpond.net.au>
* obj.h (struct format_ops <app_file>): Add int param.
* read.h (s_app_file_string): Likewise.
* read.c (s_app_file_string): Likewise.
(s_app_file): Adjust s_app_file_string call.
* config/tc-mips.c (s_mips_file): Likewise.
* config/obj-coff.h (obj_app_file): Add app param.
* config/obj-ecoff.h (obj_app_file): Likewise.
* config/obj-multi.h (obj_app_file): Likewise.
* config/obj-elf.h (elf_file_symbol): Likewise.
* config/obj-elf.c (elf_file_symbol): Only emit one file symbol
if called for # preprocessor lines.
2004-11-08 H.J. Lu <hongjiu.lu@intel.com>
PR 528
* symbols.c (resolve_symbol_value): Convert weak symbols only
for Windows PECOFF.
(symbol_equated_reloc_p): Don't equate weaks when relocating
only for Windows PECOFF.
2004-11-08 Tomer Levi <Tomer.Levi@nsc.com>
* config/tc-crx.c (print_insn): Check and set insn_addr.
* config/tc-crx.h (md_frag_check): Define.
2004-11-08 Inderpreet Singh <inderpreetb@nioda.hcltech.com>
Vineet Sharma <vineets@noida.hcltech.com>
* configure.in: Add support for new target maxq-coff.
* configure: Regenerate.
* NEWS: Mention new support.
* config/tc-maxq.c: New file.
* config/tc-maxq.h: New file.
* config/obj-coff.h: Add support for maxq-coff.
2004-11-08 Aaron W. LaFramboise <aaron98wiridge9@aaronwl.com>
* symbols.c (any_external_name): Define.
(resolve_symbol_value): Convert weak symbols.
(S_SET_EXTERNAL): Support any_external_name.
(S_SET_NAME): Qualify parameter const.
(symbol_equated_reloc_p): Equate to weaks when relocating.
* symbols.h (S_SET_NAME): Qualfiy parameter const.
* tc.h (any_external_name): Declare.
* config/obj-coff.c ("coff/pe.h"): Include for BFD
assemblers also.
(weak_is_altname): Declare and define.
(weak_name2altname): Same.
(weak_altname2name): Same.
(weak_uniquify): Same.
(weak_altprefix): Define.
(obj_coff_weak): Change .weak syntax and handling.
(coff_frob_symbol): Fix PE weak symbol alternates.
* config/obj-coff.h (USE_UNIQUE): Define.
* config/tc-i386.c (md_apply_fix3): Assume weak symbols
are in another segment.
(tc_gen_reloc): Remove broken addend hack.
doc/as.texinfo: Update.
2004-11-05 Sterling Augustine <sterling@tensilica.com>
* config/tc-xtensa.c (total_frag_text_expansion): New.
(md_estimate_size_before_relax): Use it.
(find_address_of_next_align_frag): Likewise.
2004-11-05 Tomer Levi <Tomer.Levi@nsc.com>
* config/tc-crx.c: Rename argument types.
(processing_arg_number): Rename to 'cur_arg_num'.
(get_number_of_bits): Rename to 'set_operand_size'.
(get_operandtype): Rename to 'parse_operand', totally rewrite.
(set_cons_rparams): Rename to 'set_operand', totally rewrite.
(set_indexmode_parameters): Remove function, integrate its code into
'set_operand'.
(set_operand_size): Get rid of 'Operand Number' function parameter -
use global variable 'cur_arg_num' instead.
Use a local 'argument' pointer to reference the current argument.
(parse_operand): Likewise.
(set_operand): Likewise.
(process_label_constant): Likewise.
2004-11-04 Bob Wilson <bob.wilson@acm.org>
* config/tc-xtensa.c: Remove XTENSA_SECTION_RENAME ifdefs.
(add_section_rename): Delete. Inlined into...
(build_section_rename): ...here. Use xstrdup instead of strdup.
(xtensa_section_rename): Drop "const" from argument and return types.
(md_show_usage): Indent to match show_usage().
* config/tc-xtensa.h: Remove XTENSA_SECTION_RENAME ifdefs.
(tc_canonicalize_section_name): Define.
(md_elf_section_rename): Remove unused macro.
* doc/as.texinfo (Overview): Document Xtensa --rename-section option.
* doc/c-xtensa.texi (Xtensa Options): Likewise.
(Frame Directive): Delete.
2004-11-04 Daniel Jacobowitz <dan@debian.org>
* configure.in: Remove arm-*-oabi and thumb-*-oabi.
* config/tc-arm.c (target_oabi): Delete.
(md_apply_fix3, elf32_arm_target_format): Remove target_oabi checks.
(arm_opts): Remove moabi.
* doc/as.texinfo (Overview): Remove documentation of -moabi.
* doc/c-arm.texi (ARM Options): Likewise.
* configure: Regenerated.
2004-11-04 Hans-Peter Nilsson <hp@axis.com>
* configure.in (crisv32): Recognize. AC_DEFINE_UNQUOTED
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.
(cris_relax_frag): Handle new states.
(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.
2004-11-04 Jan Beulich <jbeulich@novell.com>
* config/tc-i386.c (set_intel_syntax): Allow % in symbol names when
intel syntax and no register prefix, allow $ in symbol names when
intel syntax.
(set_16bit_gcc_code_flag): Replace literal 'l' by LONG_MNEM_SUFFIX.
(intel_float_operand): Add fourth return value indicating math control
operations. Make classification more precise.
(md_assemble): Complain if memory operand of mov[sz]x has no size
specified.
(parse_insn): Translate word operands to floating point instructions
operating on integers as well as control instructions to short ones
as expected by AT&T syntax. Translate 'd' suffix to short one only for
floating point instructions operating on non-integer operands.
(match_template): Remove fldcw special case. Adjust q-suffix handling
to permit it on fild/fistp/fisttp in AT&T mode.
(process_suffix): Don't guess DefaultSize insns' suffix from
stackop_size for certain floating point control instructions. Guess
suffix for branch and [ls][gi]dt based on flag_code. Split error
messages for Intel and AT&T syntax, and make the condition more strict
for the former. Adjust suppressing of generation of operand size
overrides.
(intel parser): Allow the full set of MASM operators. Add FWORD, TBYTE,
OWORD, and XMMWORD operand size specifiers (TBYTE replaces XWORD). Add
more error checking.
* config/tc-i386.h (BYTE_PTR WORD_PTR DWORD_PTR QWORD_PTR XWORD_PTR
SHORT OFFSET_FLAT FLAT NONE_FOUND): Remove unused defines.
2004-11-03 Hans-Peter Nilsson <hp@axis.com>
* symbols.c (colon) [!WORKING_DOT_WORD]: Don't declare
md_short_jump_size, md_long_jump_size.
* write.c [!WORKING_DOT_WORD]: Ditto.
* tc.h [!WORKING_DOT_WORD]: Declare them here. Drop const
qualifier.
* config/tc-cris.h (md_short_jump_size, md_long_jump_size): Don't
declare.
* config/tc-cris.c (md_short_jump_size, md_long_jump_size): Drop
const qualifier in these definitions.
* config/tc-i370.c, config/tc-m68k.c, config/tc-pdp11.c,
config/tc-s390.c, config/tc-tahoe.c, config/tc-vax.c: Ditto.
2004-11-02 Nick Clifton <nickc@redhat.com>
* dwarf2dbg.c (dwarf2_finish): Check for the existence of a file
table before deciding to produce a .debug_line section to match up
with a user provided .debug_info section.
2004-10-28 Tomer Levi <Tomer.Levi@nsc.com>
* config/tc-crx.c (getreg_image): Bug fix, a return value was
mistakenly omitted from CRX_C_REGTYPE and CRX_CS_REGTYPE cases.
2004-10-27 Tomer Levi <Tomer.Levi@nsc.com>
* config/tc-crx.c: Remove global variable 'post_inc_mode'.
(get_flags): New function.
(get_number_of_bits): Edit comments, update numeric values to
supported sizes.
(process_label_constant): Don't support the colon
format (SYMBOL:[s|m|l]).
(set_cons_rparams): Support argument type 'arg_rbase'.
(get_operandtype): Bug fix in 'rbase' operand type parsing.
(handle_LoadStor): Bug fix, first handle post-increment mode.
(getreg_image): Remove redundant code, update according to latest
CRX spec.
(print_constant): Bug fix relate to 3-word instructions.
(assemble_insn): Bug fix, when matching instructions, verify also
instruction type (not only mnemonic).
Add various error checking.
(preprocess_reglist): Support HI/LO and user registers.
2004-10-25 David Mosberger-Tang <davidm@hpl.hp.com>
* config/tc-ia64.c (fixup_unw_records): Don't let the "t" value
in an epilogue directive go negative.
2004-10-25 H.J. Lu <hongjiu.lu@intel.com>
PR 474
* config/tc-ia64.c (emit_one_bundle): Decrement md.num_slots_in_use
after reporting template error during manual bundling. Reported
by Michael Dupont, michaelx.dupont@intel.com.
2004-10-25 Daniel Jacobowitz <dan@debian.org>
* Makefile.am: Run dep-am.
* aclocal.m4: Regenerate with automake 1.9.2.
* Makefile.in: Regenerate with automake 1.9.2.
* doc/Makefile.in: Likewise.
* config/tc-arm.c: Include "dw2gencfi.h".
(tc_arm_regname_to_dw2regnum, tc_arm_frame_initial_instructions):
New functions.
* config/tc-arm.h (TARGET_USE_CFIPOP, DWARF2_DEFAULT_RETURN_COLUMN)
(DWARF2_CIE_DATA_ALIGNMENT, tc_regname_to_dw2regnum)
(tc_cfi_frame_initial_instructions): Define.
(tc_arm_regname_to_dw2regnum, tc_arm_frame_initial_instructions):
Add prototypes.
2004-10-21 Tomer Levi <Tomer.Levi@nsc.com>
* config/tc-crx.c (assemble_insn): Check unsigned immediate
operands validity.
Update coprocessor id to be unsigned immediate.
2004-10-18 Aaron W. LaFramboise <aaron98wiridge9@aaronwl.com>
* config/tc-i386.c (O_secrel): Delete.
(tc_pe_dwarf2_emit_offset): New function.
* config/tc-i386.h (O_secrel): Define as O_md1.
(TC_DWARF2_EMIT_OFFSET): Define.
2004-10-18 Nick Clifton <nickc@redhat.com>
* config/tc-xstormy16.c (xstormy16_cons_fix_new): Accept and
ignore @fptr() directives for 4-byte fixups.
2004-10-15 Alan Modra <amodra@bigpond.net.au>
* Makefile.am: Run "make dep-am"
* Makefile.in: Regenerate.
2004-10-14 Bob Wilson <bob.wilson@acm.org>
* doc/c-xtensa.texi (Xtensa Options, Absolute Literals Directive):
Remove comments about placement of literal pools.
(Literal Directive): Update description of literal placement.
(Literal Prefix Directive): Remove statement that this does not apply
to absolute-mode literals. Describe new section naming scheme.
2004-10-12 Bob Wilson <bob.wilson@acm.org>
* config/tc-xtensa.c (xtensa_frequency_pseudo): Use set_subseg_freq.
(is_entry_opcode, is_movi_opcode, is_the_loop_opcode, is_jx_opcode,
is_windowed_return_opcode): Delete.
(xtensa_frob_label): Use get_subseg_target_freq.
(md_assemble): Inline call to is_entry_opcode.
(xtensa_handle_align): Inline call to get_frag_is_literal.
(relaxation_requirements): Inline call to is_jx_opcode.
(emit_single_op): Inline call to is_movi_opcode.
(xg_assemble_vliw_tokens): Inline calls to get_frag_is_insn,
get_frag_is_no_transform, is_entry_opcode, and
set_frag_is_specific_opcode. Use get_subseg_total_freq.
(xtensa_fix_a0_b_retw_frags, xtensa_fix_b_j_loop_end_frags,
xtensa_fix_close_loop_end_frags, relax_frag_immed, convert_frag_immed):
Inline calls to get_frag_is_no_transform.
(next_instrs_are_b_retw): Inline call to is_windowed_return_opcode.
(xtensa_fix_short_loop_frags): Inline calls to is_the_loop_opcode and
get_frag_is_no_transform.
(convert_frag_immed_finish_loop): Inline calls to get_expression_value
and set_frag_is_no_transform.
(get_expression_value): Delete.
(subseg_map struct): Rename cur_total_freq to total_freq. Rename
cur_target_freq to target_freq.
(get_subseg_info): Split out code to create a new map entry into ...
(add_subseg_info): ... this new function.
(get_last_insn_flags): Check if get_subseg_info succeeded.
(set_last_insn_flags): Call add_subseg_info if needed.
(get_subseg_total_freq, get_subseg_target_freq, set_subseg_freq): New.
(xtensa_reorder_segments): Compute last_sec while counting sections.
Remove call to get_last_sec.
(get_last_sec): Delete.
(cache_literal_section): Inline call to retrieve_literal_seg and its
callees, seg_present and add_seg_list.
(retrieve_literal_seg, seg_present, add_seg_list): Delete.
(get_frag_is_insn, get_frag_is_no_transform,
set_frag_is_specific_opcode, set_frag_is_no_transform): Delete.
* config/tc-xtensa.h (MAX_SLOTS): Reduce from 31 to 15.
2004-10-12 Bob Wilson <bob.wilson@acm.org>
* config/tc-xtensa.c: Use ISO C90 formatting.
* config/tc-xtensa.h: Likewise.
* config/xtensa-istack.h: Likewise.
* config/xtensa-relax.c: Likewise.
* config/xtensa-relax.h: Likewise.
2004-10-12 Paul Brook <paul@codesourcery.com>
* config/tc-arm.c (md_begin): Change EF_ARM_EABI_VER3 to
EF_ARM_EABI_VER4.
(arm_eabis): Ditto.
* doc/c-arm.texi: Document that we actually support -meabi=4, not
-meabi=3.
2004-10-08 Bob Wilson <bob.wilson@acm.org>
* doc/as.texinfo (VTableEntry, VTableInherit): Add "directive" to index
entries.
(Acknowledgements): Use "GAS" instead of AS variable.
2004-10-08 Daniel Jacobowitz <dan@debian.org>
* config/tc-i386.c: Include "elf/x86-64.h".
(i386_elf_section_type): New function.
* config/tc-i386.h (md_elf_section_type): Define.
(i386_elf_section_type): New prototype.
2004-10-08 Linus Nielsen Feltzing <linus@haxx.se>
* config/m68k-parse.h (enum m68k_register): New control register,
MBAR2 (for MCF5249)
* config/tc-m68k.c: Correct control register set for MCF5249.
2004-10-07 Bob Wilson <bob.wilson@acm.org>
Sterling Augustine <sterling@tensilica.com>
* 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