[deliverable/binutils-gdb.git] / gas / ChangeLog

2020-07-02  Nick Clifton  <nickc@redhat.com>

        * testsuite/gas/all/fill-1.d: Skip for MeP targets.

2020-07-02  Alex Coplan  <alex.coplan@arm.com>

        * config/tc-aarch64.c (reg_name_p): Fix cast so that we don't
        segfault on negative chars.
        * testsuite/gas/aarch64/reglike-label-unicode-segv.d: New test.
        * testsuite/gas/aarch64/reglike-label-unicode-segv.s: Input.

2020-07-02  Nick Clifton  <nickc@redhat.com>

        PR 26028
        * testsuite/gas/ia64/group-2.d: Add -T option to readelf
        command line.
        * testsuite/gas/ia64/unwind.d: Likewise.
        * testsuite/gas/mmix/bspec-1.d: Likewise.
        * testsuite/gas/mmix/bspec-2.d: Likewise.
        * testsuite/gas/mmix/comment-1.d: Likewise.
        * testsuite/gas/tic6x/scomm-directive-4.d: Likewise.

2020-07-01  Alan Modra  <amodra@gmail.com>

        * config/tc-xc16x.c (md_apply_fix): Add FIXME.

2020-07-01  Alan Modra  <amodra@gmail.com>

        * testsuite/gas/all/eqv-dot.d: xfail targets that set linkrelax
        in data sections, and mep.

2020-06-30  H.J. Lu  <hongjiu.lu@intel.com>

        * NEWS: Mention x86 NaCl target support removal.
        * config/tc-i386.c: Remove x86 NaCl target support.
        * config/tc-i386.h: Likewise.
        * configure.tgt: Likewise.
        * testsuite/gas/i386/i386.exp: Likewise.
        * testsuite/gas/i386/iamcu-1.d: Likewise.
        * testsuite/gas/i386/iamcu-2.d: Likewise.
        * testsuite/gas/i386/iamcu-3.d: Likewise.
        * testsuite/gas/i386/iamcu-4.d: Likewise.
        * testsuite/gas/i386/iamcu-5.d: Likewise.
        * testsuite/gas/i386/k1om.d: Likewise.
        * testsuite/gas/i386/l1om.d: Likewise.

2020-06-30  Nelson Chu  <nelson.chu@sifive.com>

        * config/tc-riscv.c (riscv_csr_class_check): Removed.  Move the
        checking into riscv_csr_address.
        (riscv_csr_version_check): Likewise.
        (riscv_csr_address): New function.  Return the suitable CSR address
        after checking the ISA dependency and versions.  Issue warnings if
        we find any conflict and -mcsr-check is set.  CSR_CLASS_F and
        CSR_CLASS_DEBUG are unprivileged CSR for now, so don't check the
        priv spec versions for them.
        (reg_csr_lookup_internal): Call riscv_csr_address to find the
        suitable CSR address.
        * testsuite/gas/riscv/priv-reg-fail-fext.d: Remove -mpriv-spec=1.11.
        * testsuite/gas/riscv/priv-reg-fail-read-only-01.d: Likewise.
        * testsuite/gas/riscv/priv-reg-fail-rv32-only.d: Likewise.
        * testsuite/gas/riscv/priv-reg-fail-fext.l:  We don't care the
        priv spec warnings here.  These warnings are added by accident.
        Remove them and only focus on the ISA dependency warnings.
        * testsuite/gas/riscv/priv-reg-fail-rv32-only.l: Likewise.
        * testsuite/gas/riscv/priv-reg-fail-read-only-01.l: Likewise.
        * testsuite/gas/riscv/priv-reg-fail-version-1p9.l: Updated since
        dscratch0 and dscratch1 are regarded as the unprivileged CSR rather
        than the privileged ones.
        * testsuite/gas/riscv/priv-reg-fail-version-1p9p1.l: Likewise.
        * testsuite/gas/riscv/priv-reg-fail-version-1p10.l: Likewise.
        * testsuite/gas/riscv/priv-reg-fail-version-1p11.l: Likewise.
        * testsuite/gas/riscv/priv-reg.s: Likewise.  Add missing debug CSR.
        * testsuite/gas/riscv/priv-reg-version-1p9.d: Likewise.
        * testsuite/gas/riscv/priv-reg-version-1p9p1.d: Likewise.
        * testsuite/gas/riscv/priv-reg-version-1p10.d: Likewise.
        * testsuite/gas/riscv/priv-reg-version-1p11.d: Likewise.
        * testsuite/gas/riscv/csr-dw-regnums.d: Likewise.
        * testsuite/gas/riscv/csr-dw-regnums.s: Likewise.

2020-06-29  H.J. Lu  <hongjiu.lu@intel.com>

        * tc-i386.c (build_vex_prefix): Support VEX base opcode length > 1.
        (md_assemble): Don't process ImmExt without operands.

2020-06-29  Hans-Peter Nilsson  <hp@bitrange.com>

        PR gas/25331
        * config/tc-mmix.c (md_assemble) <fixup for
        BFD_RELOC_MMIX_BASE_PLUS_OFFSET>: This fixup affects 1 byte, not 8.
        Also, set its fx_no_overflow.
        (md_convert_frag) <case ENCODE_RELAX (STATE_PUSHJSTUB, STATE_ZERO)>: 
        Similarly this fixup affects 4 bytes, not 8 and needs its
        fx_no_overflow set.
        * config/tc-mmix.h (TC_FX_SIZE_SLACK): Don't define.
        * testsuite/gas/mmix/pr25331.d, testsuite/gas/mmix/pr25331.s: New test.

2020-06-29  Alan Modra  <amodra@gmail.com>

        * config/tc-s12z.c: Use C style comments.
        * config/tc-z80.c: Likewise.
        * config/tc-xtensa.c (emit_ld_r_n): Remove commented out code.

2020-06-26  H.J. Lu  <hongjiu.lu@intel.com>

        * config/tc-i386.c (md_assemble): Process ImmExt without
        operands.

2020-06-26  H.J. Lu  <hongjiu.lu@intel.com>

        * config/tc-i386.c (check_VecOperands): Replace vecsib with sib.
        Replace VecSIB128, VecSIB256 and VecSIB512 with VECSIB128,
        VECSIB256 and VECSIB512, respectively.
        (build_modrm_byte): Replace vecsib with sib.

2020-06-26  Jan Beulich  <jbeulich@suse.com>

        * testsuite/gas/i386/nop-1-suffix.d: New.
        * testsuite/gas/i386/i386.exp: Run new test.

2020-06-26  Pat Bernardi  <bernardi@adacore.com>

        * config/tc-m68k.c (m68k_elf_gnu_attribute): New function.
        (md_pseudo_table): Handle "gnu_attribute".
        * doc/as.texi: Document GNU attribute for M68K.

2020-06-25  Nick Clifton  <nickc@redhat.com>

        PR 26141
        * config/tc-arm.c (arm_force_relocation): Force resolution of
        BFD_RELOC_THUMB_PCREL_BRANCH12 relocations.
        * testsuite/gas/arm/plt-1.d: Adjust expected disassembly.

2020-06-25  Jan Beulich  <jbeulich@suse.com>

        * config/tc-i386.c (md_assemble): Move call to process_immext()
        ...
        (process_operands): ... here.

2020-06-25  Jan Beulich  <jbeulich@suse.com>

        * config/tc-i386.c (process_suffix): Skip ambiguous operand size
        diagnostic when there is a sizing prefix.  Switch to word/dword/
        qword encoding when there is a sizing prefix and no (explicit or
        derived) suffix.
        (update_imm): Handle presence of a sizing prefix.
        * testsuite/gas/i386/noreg16-data32.d,
        testsuite/gas/i386/noreg32-data16.d,
        testsuite/gas/i386/noreg32-data16.e,
        testsuite/gas/i386/noreg64-data16.d,
        testsuite/gas/i386/noreg64-data16.e,
        testsuite/gas/i386/noreg64-rex64.d: New.
        * testsuite/gas/i386/i386.exp: Run new tests.
        * testsuite/gas/i386/noreg32.s, testsuite/gas/i386/noreg64.s:
        Introduce and use pfx* macros.
        * testsuite/gas/i386/noreg16.s: Likewise. Replace 32-bit
        addressing.
        * testsuite/gas/i386/noreg16.d: Adjust expectations.

2020-06-25  Jan Beulich  <jbeulich@suse.com>

        * testsuite/gas/i386/avx-16bit.d,
        testsuite/gas/i386/avx-scalar.d, testsuite/gas/i386/avx.d,
        testsuite/gas/i386/avx512f-16bit.d,
        testsuite/gas/i386/avx512f.d,
        testsuite/gas/i386/evex-lig256.d,
        testsuite/gas/i386/evex-lig512.d
        testsuite/gas/i386/evex-wig1.d, testsuite/gas/i386/katmai.d,
        testsuite/gas/i386/noreg16.d, testsuite/gas/i386/noreg32.d,
        testsuite/gas/i386/ptwrite.d, testsuite/gas/i386/simd.d,
        testsuite/gas/i386/sse2-16bit.d,
        testsuite/gas/i386/sse2.d, testsuite/gas/i386/sse2avx.d: Adjust
        expectations.

2020-06-25  Jan Beulich  <jbeulich@suse.com>

        * config/tc-i386.c (md_assemble): Also reject explicit REX
        prefixes with VEX and alike encoded insns. Zap consumed bits
        from i.rex.
        (output_insn): Don't ignore REX prefix for VEX and alike
        encodings; abort() instead if encountered.
        * testsuite/gas/i386/x86-64-pseudos.s: Move REX-with-VEX cases
        ...
        * testsuite/gas/i386/x86-64-pseudos-bad.s: ... here.
        * testsuite/gas/i386/x86-64-pseudos.d,
        testsuite/gas/i386/x86-64-pseudos-bad.l: Adjust expectations.

2020-06-25  Jan Beulich  <jbeulich@suse.com>

        * config/tc-i386.c (process_operands): Translate explicit REX
        prefix into i.rex for SSE2AVX templates.
        (set_rex_vrex): New helper.
        (build_modrm_byte): Use it.
        * testsuite/gas/i386/x86-64-sse2avx.s: Add cases with explict
        REX prefixes.
        * testsuite/gas/i386/x86-64-sse2avx.d: Adjust expectations.

2020-06-25  Jan Beulich  <jbeulich@suse.com>

        * config/tc-i386.c (cpu_flags_match): Only match SSE2AVX
        templates when there's no data size prefix.
        (md_assemble): Reject data size prefix also for legacy encoded
        SIMD templates.
        * testsuite/gas/i386/prefix32.s, testsuite/gas/i386/prefix64.s:
        Uncomment previously not working line.
        * testsuite/gas/i386/sse2avx.s: Add ldmxcsr/stmxcsr cases with
        data16 prefix.
        * testsuite/gas/i386/prefix32.l, testsuite/gas/i386/prefix64.l,
        testsuite/gas/i386/sse2avx.d: Adjust expectations.

2020-06-25  Jan Beulich  <jbeulich@suse.com>

        * config/tc-i386.c (build_evex_prefix): Drop early setting of
        vec_length.

2020-06-23  Nelson Chu  <nelson.chu@sifive.com>

        * config/tc-riscv.c (explicit_priv_attr): Rename explicit_csr to
        explicit_priv_attr.  It used to indicate CSR or priv instructions are
        explictly used.
        (riscv_is_priv_insn): Return True if it is a privileged instruction.
        (riscv_ip): Call riscv_is_priv_insn to check whether the instruction
        is privileged or not.  If it is, then set explicit_priv_attr to TRUE.
        (riscv_write_out_attrs): Clarification of when to generate the elf
        priv spec attributes.
        * testsuite/gas/riscv/attribute-11.s: Add comments.
        * testsuite/gas/riscv/attribute-14.s: New testcase.  Use symbol
        `priv_insn_<n>` to decide which priv instruction is expected to used.
        (<n> is a to e.)
        * testsuite/gas/riscv/attribute-14a.d: Likewise.
        * testsuite/gas/riscv/attribute-14b.d: Likewise.
        * testsuite/gas/riscv/attribute-14c.d: Likewise.
        * testsuite/gas/riscv/attribute-14d.d: Likewise.
        * testsuite/gas/riscv/attribute-14e.d: Likewise.

2020-06-22  Nelson Chu  <nelson.chu@sifive.com>

        * config/tc-riscv.c (buf_size, buf): Remove the unused variables.
        (riscv_set_default_priv_spec): Get the priv spec version from the
        priv spec attributes by riscv_get_priv_spec_class_from_numbers.

2020-06-20  Alan Modra  <amodra@gmail.com>

        * configure.tgt: Set bfd_gas for all SH targets.

2020-06-18  Jan Beulich  <jbeulich@suse.com>

        * testsuite/gas/i386/arch-13.s: Add alternative VMGEXIT case.
        * testsuite/gas/i386/arch-13.d: Extend -march=. Adjust
        expectations.

2020-06-16  Lili Cui  <lili.cui@intel.com>

        * config/tc-i386.c (cpu_arch): Correct noavx512_vp2intersect
        cpu_arch to CPU_ANY_VP2INTERSECT_FLAGS.
        * doc/c-i386.texi: Add avx512_vp2intersect.

2020-06-16  Jan Beulich  <jbeulich@suse.com>

        * config/tc-i386.c (md_assemble): Drop SSE4a from SSE check
        conditional.
        * testsuite/gas/i386/sse-check.s: Adjust comment.
        * testsuite/gas/i386/sse-check-error.l,
        testsuite/gas/i386/sse-check-warn.e,
        testsuite/gas/i386/x86-64-sse-check-error.l: Adjust
        expectations.

2020-06-16  Alan Modra  <amodra@gmail.com>

        * config/tc-tic30.h: Remove OBJ_AOUT support.
        * configure.tgt: Delete tic30-*-*aout* entry.

2020-06-15  Max Filippov  <jcmvbkbc@gmail.com>

        * config/tc-xtensa.c (XTHAL_ABI_WINDOWED, XTHAL_ABI_CALL0): New
        macros.
        (elf32xtensa_abi): New declaration.
        (option_abi_windowed, option_abi_call0): New enum constants.
        (md_longopts): Add entries for --abi-windowed and --abi-call0.
        (md_parse_option): Add handlers for --abi-windowed and
        --abi-call0.
        (xtensa_add_config_info): Use xtensa_abi_choice instead of
        XSHAL_ABI to format ABI tag.
        * doc/as.texi (Target Xtensa options): Add --abi-windowed and
        --abi-call0 to the list of options.
        * doc/c-xtensa.texi: Add description for options --abi-windowed
        and --abi-call0.
        * testsuite/gas/xtensa/abi-call0.d: New test definition.
        * testsuite/gas/xtensa/abi-windowed.d: New test definition.
        * testsuite/gas/xtensa/abi.s: New test source.

2020-06-14  H.J. Lu  <hongjiu.lu@intel.com>

        PR gas/26115
        * testsuite/gas/i386/tsxldtrk.d: Replace xsuspldtrk with
        xsusldtrk.
        * testsuite/gas/i386/tsxldtrk.s: Likewise.
        * testsuite/gas/i386/x86-64-tsxldtrk.d: Likewise.
        * testsuite/gas/i386/x86-64-tsxldtrk.s: Likewise.

2020-06-12  Nelson Chu  <nelson.chu@sifive.com>

        * testsuite/gas/riscv/priv-reg-fail-version-1p9.d: Removed.
        * testsuite/gas/riscv/priv-reg-fail-version-1p9.l: Likewise.
        * testsuite/gas/riscv/priv-reg-version-1p9.d: Likewise.

2020-06-09  Seth Girvan  <snth@snthhacks.com>

        * doc/c-avr.texi: Improve wording.

2020-06-09  Jan Beulich  <jbeulich@suse.com>

        * testsuite/gas/i386/x86-64-pseudos-bad.s,
        testsuite/gas/i386/x86-64-pseudos-bad.l: New.

2020-06-09  Jan Beulich  <jbeulich@suse.com>

        * testsuite/gas/i386/prefix.s: Add bogus prefix-with-VEX/EVEX
        encoding tests.
        * testsuite/gas/i386/prefix.d: Adjust expectations.

2020-06-09  Jan Beulich  <jbeulich@suse.com>

        * testsuite/gas/i386/prefix.s: Add bogus REP / EVEX.W prefix
        with VEX/EVEX encoding tests.
        * testsuite/gas/i386/prefix.d: Adjust expectations.

2020-06-09  Jan Beulich  <jbeulich@suse.com>

        * config/tc-i386.c (process_suffix): Restrict defaulting to 'q'
        suffix.
        * testsuite/gas/i386/noreg64.s: Add lcall/ljmp cases.
        * testsuite/gas/i386/noreg64.d: Adjust expectations.
        * testsuite/gas/i386/noreg-intel64.d,
        testsuite/gas/i386/noreg-intel64.l,
        testsuite/gas/i386/noreg-intel64.s: New.
        * testsuite/gas/i386/i386.exp: Run new tests.

2020-06-09  Jan Beulich  <jbeulich@suse.com>

        * config/tc-i386.c (vex_encoding_error): New enumerator.
        (VEX_check_operands): Rename to VEX_check_encoding. Check
        for vex_encoding_error. Move Imm4 handling ...
        (check_VecOperands): ... here.
        (match_template): Call VEX_check_encoding when there are no
        operands. Split construct calling check_VecOperands and
        VEX_check_encoding (when there are operands).
        (check_register): Don't blindly set vex_encoding_evex.
        * testsuite/gas/i386/pseudos-bad.s,
        testsuite/gas/i386/pseudos-bad.l: New.
        * testsuite/gas/i386/i386.exp: Run new test.
        * testsuite/gas/i386/xmmhi64.s: Drop {vex2}.

2020-06-08  Alex Coplan  <alex.coplan@arm.com>

        * config/tc-arm.c (insns): Add dfb.
        * testsuite/gas/arm/dfb.d: New test.
        * testsuite/gas/arm/dfb.s: Input for test.

2020-06-08  Nick Clifton  <nickc@redhat.com>

        * testsuite/gas/cfi/cfi-i386-2.d: Skip for PE based targets.

2020-06-08  Jan Beulich  <jbeulich@suse.com>

        * config/tc-i386.c (pi): Add checks for RegMask and RegBND.

2020-06-08  Jan Beulich  <jbeulich@suse.com>

        * config/tc-i386.c (check_byte_reg): Drop dead conditional
        around as_bad().

2020-06-08  Jan Beulich  <jbeulich@suse.com>

        * config/tc-i386.c (check_register): Split RegTR handling, to
        fail recognition also in 64-bit mode as well as with i586 or
        i686 explicitly enabled.
        * testsuite/gas/i386/x86_64.s: Add insns referencing tr<N>.
        * testsuite/gas/i386/x86_64-intel.d,
        testsuite/gas/i386/x86_64.d: Adjust expectations.

2020-06-08  Jan Beulich  <jbeulich@suse.com>

        * testsuite/gas/cfi/cfi-i386-2.d: Adjust expectations.
        * testsuite/gas/cfi/cfi.exp: Run this test.

2020-06-08  Jan Beulich  <jbeulich@suse.com>

        * config/tc-i386.c (parse_real_register): Add allow_pseudo_reg
        check to %st(N) parsing logic.
        * testsuite/gas/cfi/cfi-i386.s: Set "generic32" arch.

2020-06-08  Jan Beulich  <jbeulich@suse.com>

        * config/tc-i386.c (bad_reg): New.
        (check_VecOperations, i386_att_operand, i386_parse_name): Check
        for it.
        (check_register): New, broken out from ...
        (parse_real_register): ... here. Call it.
        (parse_register): Call it, and error upon failure.
        * testsuite/gas/i386/equ-bad.s, testsuite/gas/i386/equ-bad.l,
        testsuite/gas/i386/x86-64-equ-bad.s,
        testsuite/gas/i386/x86-64-equ-bad.l: New.
        * testsuite/gas/i386/i386.exp: Run new tests.

2020-06-06  Alan Modra  <amodra@gmail.com>

        * config/tc-ppc.c (md_show_usage): Mention -mpower10 and -mpwr10.
        * doc/c-ppc.texi: Likewise.

2020-06-06  Alan Modra  <amodra@gmail.com>

        * config/tc-ppc.c: Update throughout for reloc renaming.

2020-06-05  Jose E. Marchesi  <jose.marchesi@oracle.com>

        * config/tc-bpf.c (md_apply_fix): Avoid GCC 10 warning
        stringop-overflow.

2020-06-05  Nelson Chu  <nelson.chu@sifive.com>

        * config/tc-riscv.c (explicit_csr): New static boolean.
        Used to indicate CSR are explictly used.
        (riscv_ip): Set explicit_csr to TRUE if any CSR is used.
        (riscv_write_out_attrs): If we already have set elf priv
        attributes, then generate them.  Otherwise, don't generate
        them when no CSR are used.
        * testsuite/gas/riscv/attribute-01.d: Remove the priv attributes.
        * testsuite/gas/riscv/attribute-02.d: Likewise.
        * testsuite/gas/riscv/attribute-03.d: Likewise.
        * testsuite/gas/riscv/attribute-04.d: Likewise.
        * testsuite/gas/riscv/attribute-05.d: Likewise.
        * testsuite/gas/riscv/attribute-06.d: Likewise.
        * testsuite/gas/riscv/attribute-07.d: Likewise.
        * testsuite/gas/riscv/attribute-08.d: Likewise.
        * testsuite/gas/riscv/attribute-09.d: Likewise.
        * testsuite/gas/riscv/attribute-10.d: Likewise.
        * testsuite/gas/riscv/attribute-unknown.d: Likewise.
        * testsuite/gas/riscv/attribute-11.s: New testcase.
        * testsuite/gas/riscv/attribute-11.d: New testcase.  The CSR is
        used, so we should output the ELF priv attributes.
        * testsuite/gas/riscv/attribute-12.d: New testcase.  The CSR is
        used, so output the priv attributes according to the -mpriv-spec.
        * testsuite/gas/riscv/attribute-13.d: New testcase.  The CSR isn't
        used, so ignore the -mpriv-spec setting.

2020-06-04  H.J. Lu  <hongjiu.lu@intel.com>

        * config/tc-ip2k. (ip2k_apply_fix): Pass endianness to
        cgen_get_insn_value.
        * config/tc-xstormy16.c (xstormy16_md_apply_fix): Pass
        endianness to cgen_get_insn_value and cgen_put_insn_value.

2020-06-04  Jose E. Marchesi  <jose.marchesi@oracle.com>

        * config/tc-bpf.c (md_apply_fix): Simplify and avoid using
        cgen_put_insn_value.

2020-06-04  Jose E. Marchesi  <jose.marchesi@oracle.com>

        * config/tc-bpf.c (md_begin): Pass CGEN_CPU_OPEN_INSN_ENDIAN to
        bpf_cgen_cpu_open.
        (md_assemble): Remove no longer needed hack.

2020-06-04  Jose E. Marchesi  <jose.marchesi@oracle.com>

        * cgen.c (gas_cgen_finish_insn): Pass the endianness to
        cgen_put_insn_value.
        (gas_cgen_md_apply_fix): Likewise.
        (gas_cgen_md_apply_fix): Likewise.
        * config/tc-bpf.c (md_apply_fix): Pass data endianness to
        cgen_put_insn_value.
        * config/tc-mep.c (mep_check_ivc2_scheduling): Pass endianness to
        cgen_put_insn_value.

2020-06-04  Alan Modra  <amodra@gmail.com>

        * testsuite/config/default.exp: Remove global directive outside
        proc body.
        * testsuite/gas/mep/complex-relocs.exp: Likewise.
        * testsuite/gas/microblaze/relax_size.exp: Likewise.
        * testsuite/gas/microblaze/reloc_sym.exp: Likewise.
        * testsuite/gas/mt/relocs.exp: Likewise.
        * testsuite/gas/rx/rx.exp: Likewise.

2020-06-03  Stephen Casner  <casner@acm.org>

        * doc/c-riscv.texi (RISC-V-Options): Fix non-ASCII apostrophe.

2020-06-02  Frédéric Pétrot  <frederic.petrot@univ-grenoble-alpes.fr>
            Jim Wilson  <jimw@sifive.com>

        PR 26051
        * doc/c-riscv.texi (RISC-V-Formats): Add missing I format using
        simm12(rs1).  Correct S format to use simm12(rs1).  Drop SB and B
        formats using simm12(rs1).  Correct SB and B to use rs1 and rs2.
        Move B before SB.  Move J before UJ.

2020-06-01  Alex Coplan  <alex.coplan@arm.com>

        * write.c (relax_segment): Fix handling of negative offset when
        relaxing an rs_org frag.
        * testsuite/gas/aarch64/org-neg.d: New test.
        * testsuite/gas/aarch64/org-neg.l: Error output for test.
        * testsuite/gas/aarch64/org-neg.s: Input for test.
        * testsuite/gas/arm/org-neg.d: New test.
        * testsuite/gas/arm/org-neg.l: Error output for test.
        * testsuite/gas/arm/org-neg.s: Input for test.

2020-05-28  Stephen Casner  <casner@acm.org>

        Fix unexpected failures in gas testsuite for pdp11-aout target.
        These are caused by the PDP11's mix of little-endian octets in
        shorts but shorts in big endian order for long or quad.

        * config/tc-pdp11.c (md_number_to_chars): Implement .quad
        * testsuite/gas/all/gas.exp: Select alternate test scripts for
        pdp11, skip octa test completely.
        * testsuite/gas/all/eqv-dot-pdp11.s: Identical to eqv-dot.s
        * testsuite/gas/all/eqv-dot-pdp11.d: Match different octet order.
        * testsuite/gas/all/cond-pdp11.l: Match different octet order.

2020-05-28  Alex Coplan  <alex.coplan@arm.com>

        * frags.c (frag_grow): Fix comment.

2020-05-27  Stephen Casner  <casner@acm.org>

        PR gas/26001
        * config/tc-pdp11.c (parse_reg): Distinguish register names from
        symbols that begin with a register name.
        * testsuite/gas/pdp11/pdp11.exp: Add test of such symbols.
        * testsuite/gas/pdp11/pr26001.s: Likewise.
        * testsuite/gas/pdp11/pr26001.d: Likewise.

2020-05-27  Simon Cook  <simon.cook@embecosm.com>

        * config/tc-riscv.c (riscv_init_csr_hash): NULL initilize next
        pointer when creating struct riscv_csr_extra.

2020-05-26  H.J. Lu  <hongjiu.lu@intel.com>

        * testsuite/gas/i386/align-branch-9.d: Updated for PECOFF.
        * testsuite/gas/i386/inval-avx512f.s: Add .p2align for PECOFF.
        * testsuite/gas/i386/inval-avx512f.l: Updated.

2020-05-26  Stefan Schulze Frielinghaus  <stefansf@linux.ibm.com>

        * testsuite/gas/s390/zarch-z13.d: Add regexp checks for vector
        load/store instruction variants with alignment hints.
        * testsuite/gas/s390/zarch-z13.s: Emit new vector load/store
        instruction variants with alignment hints.

2020-05-26  H.J. Lu  <hongjiu.lu@intel.com>

        PR gas/26044
        * config/tc-xgate.c (md_apply_fix): Check BFD_RELOC_XGATE_PCREL_X
        instead of R_XGATE_PCREL_X.
        (xgate_parse_operand): Replace R_XGATE_PCREL_X with
        BFD_RELOC_XGATE_PCREL_X.

2020-05-26  H.J. Lu  <hongjiu.lu@intel.com>

        PR gas/26044
        * config/tc-visium.c (md_convert_frag): Replace fragP->fr_literal
        with &fragP->fr_literal[0].

2020-05-26  H.J. Lu  <hongjiu.lu@intel.com>

        PR gas/26044
        * config/tc-vax.c (md_estimate_size_before_relax): Replace
        fragP->fr_literal with &fragP->fr_literal[0].
        (md_convert_frag): Likewise.

2020-05-26  H.J. Lu  <hongjiu.lu@intel.com>

        PR gas/26044
        * config/tc-v850.c (md_convert_frag): Replace fragP->fr_literal
        with &fragP->fr_literal[0].

2020-05-26  H.J. Lu  <hongjiu.lu@intel.com>

        PR gas/26044
        * config/tc-crx.c (getreg_image): Change argument type to int.
        (md_convert_frag): Replace fragP->fr_literal with
        &fragP->fr_literal[0].

2020-05-26  H.J. Lu  <hongjiu.lu@intel.com>

        PR gas/26044
        * onfig/tc-score.c (s3_do_macro_bcmp): Replace overlapping
        sprintf with memmove.

2020-05-25  H.J. Lu  <hongjiu.lu@intel.com>

        * config/tc-mcore.c (md_convert_frag): Replace fragP->fr_literal
        with &fragP->fr_literal[0].

2020-05-25  H.J. Lu  <hongjiu.lu@intel.com>

        PR gas/26041
        * config/tc-cr16.c (md_assemble): Use memmove to concatenate
        2 overlapping strings.

2020-05-25  H.J. Lu  <hongjiu.lu@intel.com>

        * config/tc-cr16.c (md_convert_frag): Replace fragP->fr_literal
        with &fragP->fr_literal[0].

2020-05-25  H.J. Lu  <hongjiu.lu@intel.com>

        * config/tc-csky.c (md_convert_frag): Replace fragp->fr_literal
        with &fragp->fr_literal[0].
        * config/tc-microblaze.c (md_apply_fix): Likewise.
        * config/tc-sh.c (md_convert_frag): Likewise.

2020-05-24  Jim Wilson  <jimw@sifive.com>

        PR 26025
        * config/tc-riscv.c (riscv_pre_output_hook): Change s type from const
        asection to segT.  New locals seg and subseg.  Call subseg_set before
        fix_new_exp.  Call subseg_set after loop to restore original values.

2020-05-21  Alan Modra  <amodra@gmail.com>

        * atof-generic.c: Replace "if (x) free (x)" with "free (x)"
        throughout.
        * config/obj-elf.c: Likewise.
        * config/tc-aarch64.c: Likewise.
        * config/tc-arm.c: Likewise.
        * config/tc-m68k.c: Likewise.
        * config/tc-nios2.c: Likewise.
        * config/tc-tic30.c: Likewise.
        * ecoff.c: Likewise.
        * read.c: Likewise.
        * stabs.c: Likewise.
        * symbols.c: Likewise.
        * testsuite/gas/all/test-gen.c: Likewise.

2020-05-20  Nelson Chu  <nelson.chu@sifive.com>

        * testsuite/gas/riscv/priv-reg-fail-read-only-01.s: Updated.
        * config/tc-riscv.c (default_arch_with_ext, default_isa_spec):
        Static variables which are used to set the ISA extensions. You can
        use -march (or ELF build attributes) and -misa-spec to set them,
        respectively.
        (ext_version_hash): The hash table used to handle the extensions
        with versions.
        (init_ext_version_hash): Initialize the ext_version_hash according
        to riscv_ext_version_table.
        (riscv_get_default_ext_version): The callback function of
        riscv_parse_subset_t.  According to the choosed ISA spec,
        get the default version for the specific extension.
        (riscv_set_arch): Set the callback function.
        (enum options, struct option md_longopts): Add new option -misa-spec.
        (md_parse_option): Do not call riscv_set_arch for -march.  We will
        call it later in riscv_after_parse_args.  Call riscv_get_isa_spec_class
        to set default_isa_spec class.
        (riscv_after_parse_args): Call init_ext_version_hash to initialize the
        ext_version_hash, and then call riscv_set_arch to set the architecture
        with versions according to default_arch_with_ext.
        * testsuite/gas/riscv/attribute-02.d: Set 0p0 as default version for
        x extensions.
        * testsuite/gas/riscv/attribute-03.d: Likewise.
        * testsuite/gas/riscv/attribute-09.d: New testcase.  For i-ext, we
        already set it's version to 2p1 by march, so no need to use the default
        2p2 version.  For m-ext, we do not set the version by -march and ELF arch
        attribute, so set the default 2p0 to it.  For zicsr, it is not defined in
        ISA spec 2p2, so set 0p0 to it.
        * testsuite/gas/riscv/attribute-10.d: New testcase.  The version of
        zicsr is 2p0 according to ISA spec 20191213.
        * config/tc-riscv.c (DEFAULT_RISCV_ARCH_WITH_EXT)
        (DEFAULT_RISCV_ISA_SPEC): Default configure option settings.
        You can set them by configure options --with-arch and
        --with-isa-spec, respectively.
        (riscv_set_default_isa_spec): New function used to set the
        default ISA spec.
        (md_parse_option): Call riscv_set_default_isa_spec rather than
        call riscv_get_isa_spec_class directly.
        (riscv_after_parse_args): If the -isa-spec is not set, then we
        set the default ISA spec according to DEFAULT_RISCV_ISA_SPEC by
        calling riscv_set_default_isa_spec.
        * testsuite/gas/riscv/attribute-01.d: Add -misa-spec=2.2, since
        the --with-isa-spec may be set to different ISA spec.
        * testsuite/gas/riscv/attribute-02.d: Likewise.
        * testsuite/gas/riscv/attribute-03.d: Likewise.
        * testsuite/gas/riscv/attribute-04.d: Likewise.
        * testsuite/gas/riscv/attribute-05.d: Likewise.
        * testsuite/gas/riscv/attribute-06.d: Likewise.
        * testsuite/gas/riscv/attribute-07.d: Likewise.
        * configure.ac: Add configure options, --with-arch and
        --with-isa-spec.
        * configure: Regenerated.
        * config.in: Regenerated.
        * config/tc-riscv.c (default_priv_spec): Static variable which is
        used to check if the CSR is valid for the chosen privilege spec. You
        can use -mpriv-spec to set it.
        (enum reg_class): We now get the CSR address from csr_extra_hash rather
        than reg_names_hash.  Therefore, move RCLASS_CSR behind RCLASS_MAX.
        (riscv_init_csr_hashes): Only need to initialize one hash table
        csr_extra_hash.
        (riscv_csr_class_check): Change the return type to void.  Don't check
        the ISA dependency if -mcsr-check isn't set.
        (riscv_csr_version_check): New function.  Check and find the CSR address
        from csr_extra_hash, according to default_priv_spec.  Report warning
        for the invalid CSR if -mcsr-check is set.
        (reg_csr_lookup_internal): Updated.
        (reg_lookup_internal): Likewise.
        (md_begin): Updated since DECLARE_CSR and DECLARE_CSR_ALIAS are changed.
        (enum options, struct option md_longopts): Add new GAS option -mpriv-spec.
        (md_parse_option): Call riscv_set_default_priv_version to set
        default_priv_spec.
        (riscv_after_parse_args): If -mpriv-spec isn't set, then set the default
        privilege spec to the newest one.
        (enum riscv_csr_class, struct riscv_csr_extra): Move them to
        include/opcode/riscv.h.
        * testsuite/gas/riscv/priv-reg-fail-fext.d: This test case just want
        to check the ISA dependency for CSR, so fix the spec version by adding
        -mpriv-spec=1.11.
        * testsuite/gas/riscv/priv-reg-fail-fext.l: Likewise.  There are some
        version warnings for the test case.
        * gas/testsuite/gas/riscv/priv-reg-fail-read-only-01.d: Likewise.
        * gas/testsuite/gas/riscv/priv-reg-fail-read-only-01.l: Likewise.
        * gas/testsuite/gas/riscv/priv-reg-fail-read-only-02.d: Likewise.
        * gas/testsuite/gas/riscv/priv-reg-fail-rv32-only.d: Likewise.
        * gas/testsuite/gas/riscv/priv-reg-fail-rv32-only.l: Likewise.
        * gas/testsuite/gas/riscv/priv-reg-fail-version-1p9.d: New test case.
        Check whether the CSR is valid when privilege version 1.9 is choosed.
        * gas/testsuite/gas/riscv/priv-reg-fail-version-1p9.l: Likewise.
        * gas/testsuite/gas/riscv/priv-reg-fail-version-1p9p1.d: New test case.
        Check whether the CSR is valid when privilege version 1.9.1 is choosed.
        * gas/testsuite/gas/riscv/priv-reg-fail-version-1p9p1.l: Likewise.
        * gas/testsuite/gas/riscv/priv-reg-fail-version-1p10.d: New test case.
        Check whether the CSR is valid when privilege version 1.10 is choosed.
        * gas/testsuite/gas/riscv/priv-reg-fail-version-1p10.l: Likewise.
        * gas/testsuite/gas/riscv/priv-reg-fail-version-1p11.d: New test case.
        Check whether the CSR is valid when privilege version 1.11 is choosed.
        * gas/testsuite/gas/riscv/priv-reg-fail-version-1p11.l: Likewise.
        * config/tc-riscv.c (DEFAULT_RISCV_ISA_SPEC): Default configure option
        setting.  You can set it by configure option --with-priv-spec.
        (riscv_set_default_priv_spec): New function used to set the default
        privilege spec.
        (md_parse_option): Call riscv_set_default_priv_spec rather than
        call riscv_get_priv_spec_class directly.
        (riscv_after_parse_args): If -mpriv-spec isn't set, then we set the
        default privilege spec according to DEFAULT_RISCV_PRIV_SPEC by
        calling riscv_set_default_priv_spec.
        * testsuite/gas/riscv/csr-dw-regnums.d: Add -mpriv-spec=1.11, since
        the --with-priv-spec may be set to different privilege spec.
        * testsuite/gas/riscv/priv-reg.d: Likewise.
        * configure.ac: Add configure option --with-priv-spec.
        * configure: Regenerated.
        * config.in: Regenerated.
        * config/tc-riscv.c (explicit_attr): Rename explicit_arch_attr to
        explicit_attr.  Set it to TRUE if any ELF attribute is found.
        (riscv_set_default_priv_spec): Try to set the default_priv_spec if
        the priv attributes are set.
        (md_assemble): Set the default_priv_spec according to the priv
        attributes when we start to assemble instruction.
        (riscv_write_out_attrs): Rename riscv_write_out_arch_attr to
        riscv_write_out_attrs.  Update the arch and priv attributes.  If we
        don't set the corresponding ELF attributes, then try to output the
        default ones.
        (riscv_set_public_attributes): If any ELF attribute or -march-attr
        options is set (explicit_attr is TRUE), then call riscv_write_out_attrs
        to update the arch and priv attributes.
        (s_riscv_attribute): Make sure all arch and priv attributes are set
        before any instruction.
        * testsuite/gas/riscv/attribute-01.d: Update the priv attributes if any
        ELF attribute or -march-attr is set.  If the priv attributes are not
        set, then try to update them by the default setting (-mpriv-spec or
        --with-priv-spec).
        * testsuite/gas/riscv/attribute-02.d: Likewise.
        * testsuite/gas/riscv/attribute-03.d: Likewise.
        * testsuite/gas/riscv/attribute-04.d: Likewise.
        * testsuite/gas/riscv/attribute-06.d: Likewise.
        * testsuite/gas/riscv/attribute-07.d: Likewise.
        * testsuite/gas/riscv/attribute-08.d: Likewise.
        * testsuite/gas/riscv/attribute-09.d: Likewise.
        * testsuite/gas/riscv/attribute-10.d: Likewise.
        * testsuite/gas/riscv/attribute-unknown.d: Likewise.
        * testsuite/gas/riscv/attribute-05.d: Likewise.  Also, the priv spec
        set by priv attributes must be supported.
        * testsuite/gas/riscv/attribute-05.s: Likewise.
        * testsuite/gas/riscv/priv-reg-fail-version-1p9.d: Likewise.  Updated
        priv attributes according to the -mpriv-spec option.
        * testsuite/gas/riscv/priv-reg-fail-version-1p9p1.d: Likewise.
        * testsuite/gas/riscv/priv-reg-fail-version-1p10.d: Likewise.
        * testsuite/gas/riscv/priv-reg-fail-version-1p11.d: Likewise.
        * testsuite/gas/riscv/priv-reg.d: Removed.
        * testsuite/gas/riscv/priv-reg-version-1p9.d: New test case.  Dump the
        CSR according to the priv spec 1.9.
        * testsuite/gas/riscv/priv-reg-version-1p9p1.d: New test case.  Dump the
        CSR according to the priv spec 1.9.1.
        * testsuite/gas/riscv/priv-reg-version-1p10.d: New test case.  Dump the
        CSR according to the priv spec 1.10.
        * testsuite/gas/riscv/priv-reg-version-1p11.d: New test case.  Dump the
        CSR according to the priv spec 1.11.
        * config/tc-riscv.c (md_show_usage): Add descriptions about
        the new GAS options.
        * doc/c-riscv.texi: Likewise.

2020-05-19  Peter Bergner  <bergner@linux.ibm.com>

        * testsuite/gas/ppc/power9.s <dcbf, dcbfl, dcbflp>: Add tests.
        * testsuite/gas/ppc/power9.d: Likewise.
        * testsuite/gas/ppc/power10.s <dcbf, dcbfps, dcbstps, hwsync, lwsync,
        pause_short, phwsync, plwsync, ptesync, stcisync, stncisync, stsync,
        sync, wait, waitrsv>: Add tests.
        * testsuite/gas/ppc/power10.d: Likewise.

2020-05-19  Alexander Fedotov  <alfedotov@gmail.com>

        PR 25992
        * config/tc-arm.c : Add arm_ext_v8r feature.
        (it_fsm_post_encode): Check arm_ext_v8r feature.
        (get_aeabi_cpu_arch_from_fset): Check arm_ext_v8r feature.

2020-05-19  Alan Modra  <amodra@gmail.com>

        * write.c (write_contents): Use bfd_get_filename rather than
        accessing bfd->filename directly.  Use bfd_section_name rather
        than accessing section->name directly.

2020-05-19  Alan Modra  <amodra@gmail.com>

        * symbols.c (local_symbol_make): Init all of lsy_flags.

2020-05-18  Alan Modra  <amodra@gmail.com>

        * symbols.c (resolve_symbol_value): Invoke LOCAL_SYMBOL_CHECK
        before looking at add_symbol->sy_flags.

2020-05-18  Hongtao Liu  <hongtao.liu@intel.com>

        * config/tc-i386.c: Not handle lret/iret.
        * testsuite/gas/i386/lfence-ret-a.d: Adjust testcase.
        * testsuite/gas/i386/lfence-ret-b.d: Ditto.
        * testsuite/gas/i386/lfence-ret-c.d: Ditto.
        * testsuite/gas/i386/lfence-ret-d.d: Ditto.
        * testsuite/gas/i386/lfence-ret.s: Ditto.
        * testsuite/gas/i386/x86-64-lfence-ret-a.d: Ditto.
        * testsuite/gas/i386/x86-64-lfence-ret-b.d: Ditto.
        * testsuite/gas/i386/x86-64-lfence-ret-c.d: Ditto.
        * testsuite/gas/i386/x86-64-lfence-ret-d.d: Ditto.
        * testsuite/gas/i386/x86-64-lfence-ret-e.d: Ditto.
        * testsuite/gas/i386/x86-64-lfence-ret.s: Ditto.
        * testsuite/gas/i386/x86-64-lfence-ret.e: Deleted.

2020-05-15  Alan Modra  <amodra@gmail.com>
            Alex Coplan  <alex.coplan@arm.com>

        * symbols.c (struct local_symbol): Update comment.
        (resolve_symbol_value): For resolved symbols equated to other
        symbols, verify that the referenced symbol is not a local_symbol
        before accessing sy_value.  Don't leave symbol loops during
        finalize_syms resolution.
        * testsuite/gas/all/assign-bad-recursive.d: New test.
        * testsuite/gas/all/assign-bad-recursive.l: Error output for test.
        * testsuite/gas/all/assign-bad-recursive.s: Assembly for test.
        * testsuite/gas/all/gas.exp: Run it.

2020-05-14  Nick Clifton  <nickc@redhat.com>

        * po/sv.po: Updated Swedish translation.

2020-05-11  Alan Modra  <amodra@gmail.com>

        * testsuite/gas/ppc/scalarquad.d,
        * testsuite/gas/ppc/scalarquad.s: New test.
        * testsuite/gas/ppc/ppc.exp: Run it.

2020-05-11  Alan Modra  <amodra@gmail.com>

        * testsuite/gas/ppc/rightmost.d,
        * testsuite/gas/ppc/rightmost.s: New test.
        * testsuite/gas/ppc/ppc.exp: Run it.

2020-05-11  Alan Modra  <amodra@gmail.com>

        * testsuite/gas/ppc/xvtlsbb.d,
        * testsuite/gas/ppc/xvtlsbb.s: New test.
        * testsuite/gas/ppc/ppc.exp: Run it.

2020-05-11  Alan Modra  <amodra@gmail.com>

        * testsuite/gas/ppc/stringop.d,
        * testsuite/gas/ppc/stringop.s: New test.
        * testsuite/gas/ppc/ppc.exp: Run it.

2020-05-11  Peter Bergner  <bergner@linux.ibm.com>

        * testsuite/gas/ppc/set_bool.d,
        * testsuite/gas/ppc/set_bool.s: New test.
        * testsuite/gas/ppc/ppc.exp: Run it.

2020-05-11  Alan Modra  <amodra@gmail.com>

        * testsuite/gas/ppc/bitmanip.d,
        * testsuite/gas/ppc/bitmanip.s: New test.
        * testsuite/gas/ppc/ppc.exp: Run it.

2020-05-11  Alan Modra  <amodra@gmail.com>

        * testsuite/gas/ppc/genpcv.d,
        * testsuite/gas/ppc/genpcv.s: New test.
        * testsuite/gas/ppc/ppc.exp: Run it.

2020-05-11  Alan Modra  <amodra@gmail.com>

        * testsuite/gas/ppc/maskmanip.d,
        * testsuite/gas/ppc/maskmanip.s: New test.
        * testsuite/gas/ppc/ppc.exp: Run it.

2020-05-11  Alan Modra  <amodra@gmail.com>
            Peter Bergner  <bergner@linux.ibm.com>

        * config/tc-ppc.c (pre_defined_registers): Add accumulators.
        (md_assemble): Check acc specified in correct operand.
        * testsuite/gas/ppc/outerprod.d,
        * testsuite/gas/ppc/outerprod.s,
        * testsuite/gas/ppc/vsx4.d,
        * testsuite/gas/ppc/vsx4.s: New tests.
        * testsuite/gas/ppc/ppc.exp: Run them.

2020-05-11  Alan Modra  <amodra@gmail.com>

        * testsuite/gas/ppc/simd_perm.d,
        * testsuite/gas/ppc/simd_perm.s: New test.
        * testsuite/gas/ppc/ppc.exp: Run it.

2020-05-11  Alan Modra  <amodra@gmail.com>

        * testsuite/gas/ppc/int128.d,
        * testsuite/gas/ppc/int128.s: New test.
        * testsuite/gas/ppc/ppc.exp: Run it.

2020-05-11  Alan Modra  <amodra@gmail.com>

        * testsuite/gas/ppc/vsx_32byte.d,
        * testsuite/gas/ppc/vsx_32byte.s: New test.
        * testsuite/gas/ppc/ppc.exp: Run it.

2020-05-11  Alan Modra  <amodra@gmail.com>

        * testsuite/gas/ppc/vec_mul.s,
        * testsuite/gas/ppc/vec_mul.d: New test.
        * testsuite/gas/ppc/ppc.exp: Run it.

2020-05-11  Peter Bergner  <bergner@linux.ibm.com>

        * testsuite/gas/ppc/byte_rev.d,
        * testsuite/gas/ppc/byte_rev.s: New test.
        * testsuite/gas/ppc/ppc.exp: Run it.

2020-05-11  Peter Bergner  <bergner@linux.ibm.com>

        * testsuite/gas/ppc/power10.d: Add paste. tests.
        * testsuite/gas/ppc/power10.s: Likewise.

2020-05-11  Peter Bergner  <bergner@linux.ibm.com>

        * testsuite/gas/ppc/power10.s: New test.
        * testsuite/gas/ppc/power10.d: Likewise.
        * testsuite/gas/ppc/ppc.exp: Run it.

2020-05-11  Alan Modra  <amodra@gmail.com>

        * config/tc-ppc.c (md_assemble): Update for PPC_OPCODE_POWER10
        renaming.
        * testsuite/gas/ppc/prefix-align.d: Use -mpower10/-Mpower10 in
        place of -mfuture/-Mfuture.
        * testsuite/gas/ppc/prefix-pcrel.d: Likewise.
        * testsuite/gas/ppc/prefix-reloc.d: Likewise.

2020-05-06  Nick Clifton  <nickc@redhat.com>

        * po/sv.po: Updated Swedish translation.

2020-05-06  Nick Clifton  <nickc@redhat.com>

        PR 25927
        * doc/as.texi (Preprocessing): Replace cross reference to not
        existant document with a URL to the equivalent page in the GCC
        manual.

2020-05-05  Nick Clifton  <nickc@redhat.com>

        * dwarf2dbg.c (out_dir_and_file_list): Add comments describing the
        construction of a DWARF-5 directory name table.
        * testsuite/gas/elf/pr25917.d: Update expected output.

2020-05-05  Gunther Nikl <gnikl@justmail.de>

        * config/tc-rx.c (elf_flags): Initialize for non-linux targets.
        (md_parse_option): Remove initialization of elf_flags.

2020-05-04  Andre Vieira  <andre.simoesdiasvieira@arm.com>

        PR gas/25863
        * config/tc-arm.c (do_mve_vmull): Fix scalar and NEON parsing of vmul.
        * testsuite/gas/arm/mve-scalar-vmult-it.d: New test.
        * testsuite/gas/arm/mve-scalar-vmult-it.s: New test.

2020-05-04  Nick Clifton  <nickc@redhat.com>

        PR 25917
        * dwarf2dbg.c (out_dir_and_file_list): Check for the directory
        table's existence before looking at its entries.
        Also do not emit a default directory entry if there are no
        directories in use.

        * testsuite/gas/elf/pr25917.s: New test source file.
        * testsuite/gas/elf/pr25917.d: New test driver.
        * testsuite/gas/elf/elf.exp (run_elf_list_test): Run the new test.

2020-04-30  Alex Coplan  <alex.coplan@arm.com>

        * config/tc-aarch64.c (fix_insn): Implement for
        AARCH64_OPND_UNDEFINED.
        (parse_operands): Implement for AARCH64_OPND_UNDEFINED.
        * testsuite/gas/aarch64/udf.s: New.
        * testsuite/gas/aarch64/udf.d: New.
        * testsuite/gas/aarch64/udf-invalid.s: New.
        * testsuite/gas/aarch64/udf-invalid.l: New.
        * testsuite/gas/aarch64/udf-invalid.d: New.

2020-04-30  Yoshinori Sato <ysato@users.sourceforge.jp>

        * config/tc-rx.c (elf_flags): Reset default value.
        (md_parse_option): For rx-elf Initialize elf_flags with RX_ABI.

2020-04-29  Max Filippov  <jcmvbkbc@gmail.com>

        * config/tc-xtensa.c (XTENSA_MARCH_EARLIEST): Define macro as 0
        if it's not defined.
        (microarch_earliest): New static variable.
        (xg_translate_idioms): Translate "simcall" to "simcall 0" when
        simcall opcode has mandatory parameter.
        (xg_init_global_config): Initialize microarch_earliest.

2020-04-29  Nick Clifton  <nickc@redhat.com>

        PR 22699
        * config/tc-sh.c (build_Mytes): Change operand type IMM0_8 to
        IMM0_8S and add support for IMM0_8U.
        * testsuite/gas/sh/sh4a.s: Add test of a logical insn using an
        unsigned 8-bit immediate.
        * testsuite/gas/sh/sh4a.d: Extended expected disassembly.
        * testsuite/gas/sh/sh4al-dsp.d: Update expected disassembly.

2020-04-27  Tamar Christina  <tamar.christina@arm.com>

        * NEWS: Add news entry for big-obj.
        * config/tc-i386.c (i386_target_format): Support new format.
        * doc/c-i386.texi: Add i386 support.
        * testsuite/gas/pe/big-obj.d: Rename test to not be x64 specific.
        * testsuite/gas/pe/pe.exp (big-obj): Make test run on i386 as well.

2020-04-27  Nick Clifton  <nickc@redhat.com>

        PR 25878
        * dwarf2dbg.c (struct file_entry): Add auto_assigned field.
        (assign_file_to_slot): New function.  Fills in an entry in the
        files table.
        (allocate_filenum): Use new function.
        (allocate_filename_to_slot): Use new function.  If the specified
        slot entry is already in use, but was chosen automatically then
        reassign the automatic entry.

2020-04-26  Hongtao Liu  <hongtao.liu@intel.com

        * config/tc-i386.c (lfence_before_ret_shl): New member.
        (load_insn_p): implict load for POP/POPA/POPF/XLATB, no load
        for Anysize insns.
        (insert_after_load): Issue warning for REP CMPS/SCAS.
        (insert_before_before): Handle iret, Handle
        -mlfence-before-ret=shl, Adjust operand size of or/not/shl to ret's,
        (md_parse_option): Change -mlfence-before-ret=[none|not|or] to
        -mlfence-before-ret=[none/not/or/shl/yes].
        Enable -mlfence-before-ret=shl when
        -mlfence-beofre-indirect-branch=all and no explict -mlfence-before-ret option.
        (md_show_usage): Ditto.
        * doc/c-i386.texi: Ditto.
        * testsuite/gas/i386/i386.exp: Add new testcases.
        * testsuite/gas/i386/lfence-load-b.d: New.
        * testsuite/gas/i386/lfence-load-b.e: New.
        * testsuite/gas/i386/lfence-load.d: Modified.
        * testsuite/gas/i386/lfence-load.e: New.
        * testsuite/gas/i386/lfence-load.s: Modified.
        * testsuite/gas/i386/lfence-ret-a.d: Modified.
        * testsuite/gas/i386/lfence-ret-b.d: Modified.
        * testsuite/gas/i386/lfence-ret-c.d: New.
        * testsuite/gas/i386/lfence-ret-d.d: New.
        * testsuite/gas/i386/lfence-ret.s: Modified.
        * testsuite/gas/i386/x86-64-lfence-load-b.d: New.
        * testsuite/gas/i386/x86-64-lfence-load.d: Modified.
        * testsuite/gas/i386/x86-64-lfence-load.s: Modified.
        * testsuite/gas/i386/x86-64-lfence-ret-a.d: Modified.
        * testsuite/gas/i386/x86-64-lfence-ret-b.d: Modified.
        * testsuite/gas/i386/x86-64-lfence-ret-c.d: New.
        * testsuite/gas/i386/x86-64-lfence-ret-d.d: New
        * testsuite/gas/i386/x86-64-lfence-ret-e.d: New.
        * testsuite/gas/i386/x86-64-lfence-ret.e: New.
        * testsuite/gas/i386/x86-64-lfence-ret.s: New.

2020-04-22  Max Filippov  <jcmvbkbc@gmail.com>

        PR ld/25861
        * config/tc-xtensa.c (md_apply_fix): Replace
        BFD_RELOC_XTENSA_DIFF{8,16,32} generation with
        BFD_RELOC_XTENSA_PDIFF{8,16,32} and
        BFD_RELOC_XTENSA_NDIFF{8,16,32} generation.
        * testsuite/gas/xtensa/loc.d: Replace BFD_RELOC_XTENSA_DIFF16
        with BFD_RELOC_XTENSA_PDIFF16 in the expected output.

2020-04-22  Alan Modra  <amodra@gmail.com>

        * config/obj-elf.c (elf_frob_symbol): Unconditionally remove
        symbol for ".symver .. remove".
        * doc/as.texi (.symver): Update.
        * testsuite/gas/symver/symver11.s: Make foo weak.
        * testsuite/gas/symver/symver11.d: Expect an error.
        * testsuite/gas/symver/symver7.d: Allow other random symbols.

2020-04-21  H.J. Lu  <hongjiu.lu@intel.com>

        * testsuite/gas/symver/symver11.s: Add ".balign 8".

2020-04-21  Andreas Schwab  <schwab@linux-m68k.org>

        PR 25848
        * testsuite/gas/m68k/operands.s: Add tests for cmpi.
        * testsuite/gas/m68k/operands.d: Update.
        * testsuite/gas/m68k/op68000.d: Update for new error messages.

2020-04-21  Tamar Christina  <tamar.christina@arm.com>

        PR binutils/24753
        * testsuite/gas/arm/pr24753.d: New test.
        * testsuite/gas/arm/pr24753.s: New test.

2020-04-21  H.J. Lu  <hongjiu.lu@intel.com>

        PR gas/23840
        PR gas/25295
        * NEWS: Mention .symver extension.
        * config/obj-elf.c (obj_elf_find_and_add_versioned_name): New
        function.
        (obj_elf_symver): Call obj_elf_find_and_add_versioned_name to
        add a version name.  Add local, hidden and remove visibility
        support.
        (elf_frob_symbol): Handle the list of version names.  Update the
        original symbol to local, hidden or remove it from the symbol
        table.
        (elf_frob_file_before_adjust): Handle the list of version names.
        * config/obj-elf.h (elf_visibility): New.
        (elf_versioned_name_list): Likewise.
        (elf_obj_sy): Change local to bitfield. Add rename, bad_version
        and visibility.  Change versioned_name pointer to struct
        elf_versioned_name_list.
        * doc/as.texi: Update .symver directive.
        * testsuite/gas/symver/symver.exp: Run all *.d tests.  Add more
        error checking tests.
        * testsuite/gas/symver/symver6.d: New file.
        * testsuite/gas/symver/symver7.d: Likewise.
        * testsuite/gas/symver/symver7.s: Likewise.
        * testsuite/gas/symver/symver8.d: Likewise.
        * testsuite/gas/symver/symver8.s: Likewise.
        * testsuite/gas/symver/symver9.s: Likewise.
        * testsuite/gas/symver/symver9a.d: Likewise.
        * testsuite/gas/symver/symver9b.d: Likewise.
        * testsuite/gas/symver/symver10.s: Likewise.
        * testsuite/gas/symver/symver10a.d: Likewise.
        * testsuite/gas/symver/symver10b.d: Likewise.
        * testsuite/gas/symver/symver11.d: Likewise.
        * testsuite/gas/symver/symver11.s: Likewise.
        * testsuite/gas/symver/symver12.d: Likewise.
        * testsuite/gas/symver/symver12.s: Likewise.
        * testsuite/gas/symver/symver13.d: Likewise.
        * testsuite/gas/symver/symver13.s: Likewise.
        * testsuite/gas/symver/symver14.d: Likewise.
        * testsuite/gas/symver/symver14.l: Likewise.
        * testsuite/gas/symver/symver15.d: Likewise.
        * testsuite/gas/symver/symver15.l: Likewise.
        * testsuite/gas/symver/symver6.l: Removed.
        * testsuite/gas/symver/symver6.s: Updated.

2020-04-20  Sudakshina Das  <sudi.das@arm.com>

        * config/tc-aarch64.c (parse_barrier_psb): Update error messages
        to include TSB.
        * testsuite/gas/aarch64/system-2.d: Update -march and new tsb tests.
        * testsuite/gas/aarch64/system-2.s: Add new tsb tests.
        * testsuite/gas/aarch64/system.d: Update.

2020-04-20  Sudakshina Das  <sudi.das@arm.com>

        * testsuite/gas/aarch64/bti.d: Update -march option.
        * testsuite/gas/aarch64/illegal-bti.d: Remove.
        * testsuite/gas/aarch64/illegal-bti.l: Remove.
        * testsuite/gas/aarch64/illegal-ras-1.l: Remove esb.
        * testsuite/gas/aarch64/illegal-ras-1.s: Remove esb.

2020-04-17  Alan Modra  <amodra@gmail.com>

        * config/tc-bfin.h (TC_EQUAL_IN_INSN): Allow assignment to dot.

2020-04-16  Gagan Singh Sidhu  <broly@mac.com>
            Nick Clifton  <nickc@redhat.com>

        PR 25803
        * config/obj-elf.c (obj_elf_type): Reject ifunc symbols on MIPS
        targets.
        * testsuite/gas/elf/elf.exp: Add MIPS targets to the list to skip
        for the type-2 test.
        * testsuite/gas/elf/type-noifunc.e: Update to allow for MIPS
        targets running this test.

2020-02-16  David Faust  <david.faust@oracle.com>

        * testsuite/gas/bpf/bpf.exp: Run jump32 tests.
        * testsuite/gas/bpf/jump32.s: New file.
        * testsuite/gas/bpf/jump32.d: Likewise.

2020-04-08  H.J. Lu  <hongjiu.lu@intel.com>

        * doc/c-i386.texi: Correct -mlfence-before-indirect-branch=
        documentation.

2020-04-08  Gunther Nikl  <gnikl@justmail.de>

        * config/tc-moxie.h (MD_PCREL_FROM_SECTION): Delete define.
        (md_pcrel_from): Remove prototytpe.
        * config/tc-m32c.h (MD_PCREL_FROM_SECTION): Delete duplicate
        define.
        (md_pcrel_from_section): Remove duplicate prototype.
        * tc.h (md_pcrel_from_section): Add prototype.
        * config/tc-aarch64.h (md_pcrel_from_section): Remove prototype.
        * config/tc-arc.h (md_pcrel_from_section): Likewise.
        * config/tc-arm.h (md_pcrel_from_section): Likewise.
        * config/tc-avr.h (md_pcrel_from_section): Likewise.
        * config/tc-bfin.h (md_pcrel_from_section): Likewise.
        * config/tc-bpf.h (md_pcrel_from_section): Likewise.
        * config/tc-csky.h (md_pcrel_from_section): Likewise.
        * config/tc-d10v.h (md_pcrel_from_section): Likewise.
        * config/tc-d30v.h (md_pcrel_from_section): Likewise.
        * config/tc-epiphany.h (md_pcrel_from_section): Likewise.
        * config/tc-fr30.h (md_pcrel_from_section): Likewise.
        * config/tc-frv.h (md_pcrel_from_section): Likewise.
        * config/tc-iq2000.h (md_pcrel_from_section): Likewise.
        * config/tc-lm32.h (md_pcrel_from_section): Likewise.
        * config/tc-m32c.h (md_pcrel_from_section): Likewise.
        * config/tc-m32r.h (md_pcrel_from_section): Likewise.
        * config/tc-mcore.h (md_pcrel_from_section): Likewise.
        * config/tc-mep.h (md_pcrel_from_section): Likewise.
        * config/tc-metag.h (md_pcrel_from_section): Likewise.
        * config/tc-microblaze.h (md_pcrel_from_section): Likewise.
        * config/tc-mmix.h (md_pcrel_from_section): Likewise.
        * config/tc-moxie.h (md_pcrel_from_section): Likewise.
        * config/tc-msp430.h (md_pcrel_from_section): Likewise.
        * config/tc-mt.h (md_pcrel_from_section): Likewise.
        * config/tc-or1k.h (md_pcrel_from_section): Likewise.
        * config/tc-ppc.h (md_pcrel_from_section): Likewise.
        * config/tc-rl78.h (md_pcrel_from_section): Likewise.
        * config/tc-rx.h (md_pcrel_from_section): Likewise.
        * config/tc-s390.h (md_pcrel_from_section): Likewise.
        * config/tc-sh.h (md_pcrel_from_section): Likewise.
        * config/tc-xc16x.h (md_pcrel_from_section): Likewise.
        * config/tc-xstormy16.h (md_pcrel_from_section): Likewise.
        * config/tc-microblaze.h (md_begin, md_assemble, md_undefined_symbol,
        md_show_usage, md_convert_frag, md_operand, md_number_to_chars,
        md_estimate_size_before_relax, md_section_align, tc_gen_reloc,
        md_apply_fix3): Delete prototypes.

2020-04-07  H.J. Lu  <hongjiu.lu@intel.com>

        * NEWS: Mention support for Intel SERIALIZE and TSXLDTRK
        instructions.

2020-04-07  H.J. Lu  <hongjiu.lu@intel.com>

        * doc/c-z80.texi: Fix @xref warnings.

2020-04-07  Lili Cui  <lili.cui@intel.com>

        * config/tc-i386.c (cpu_arch): Add .TSXLDTRK.
        (cpu_noarch): Likewise.
        * doc/c-i386.texi: Document TSXLDTRK.
        * testsuite/gas/i386/i386.exp: Run TSXLDTRK tests.
        * testsuite/gas/i386/tsxldtrk.d: Likewise.
        * testsuite/gas/i386/tsxldtrk.s: Likewise.
        * testsuite/gas/i386/x86-64-tsxldtrk.d: Likewise.

2020-04-02  Lili Cui  <lili.cui@intel.com>

        * config/tc-i386.c (cpu_arch): Add .serialize.
        (cpu_noarch): Likewise.
        * doc/c-i386.texi: Document serialize.
        * testsuite/gas/i386/i386.exp: Run serialize tests
        * testsuite/gas/i386/serialize.d: Likewise.
        * testsuite/gas/i386/x86-64-serialize.d: Likewise.
        * testsuite/gas/i386/serialize.s: Likewise.

2020-04-02  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

        * testsuite/gas/elf/section12a.d: Use notarget instead of xfail.
        * testsuite/gas/elf/section12b.d: Likewise.
        * testsuite/gas/elf/section16a.d: Likewise.
        * testsuite/gas/elf/section16b.d: Likewise.

2020-04-02  Gunther Nikl  <gnikl@justmail.de>

        * config/tc-m68k.c (m68k_ip): Fix range check for index register
        with a suppressed address register.

2020-04-01  H.J. Lu  <hongjiu.lu@intel.com>

        PR gas/25756
        * config/tc-i386.h (TC_FORCE_RELOCATION_ABS): New.
        * testsuite/gas/i386/localpic.s: Add a test for relocation
        against local absolute symbol.
        * testsuite/gas/i386/x86-64-localpic.s: Likewise.
        * testsuite/gas/i386/localpic.d: Updated.
        * testsuite/gas/i386/x86-64-localpic.d: Likewise.
        * testsuite/gas/i386/ilp32/x86-64-localpic.d: Likewise.

2020-04-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

        PR gas/25732
        * testsuite/gas/i386/solaris/x86-64-branch-2.d: New file.
        * testsuite/gas/i386/solaris/x86-64-branch-3.d: New file.
        * testsuite/gas/i386/solaris/x86-64-jump.d: Incorporate changes to
        testsuite/gas/i386/x86-64-jump.d.
        * gas/testsuite/gas/i386/solaris/x86-64-mpx-branch-1.d:
        Incorporate changes to
        gas/testsuite/gas/i386/x86-64-mpx-branch-1.d.
        * testsuite/gas/i386/solaris/x86-64-mpx-branch-2.d : Incorporate
        changes to testsuite/gas/i386/x86-64-mpx-branch-2.d.
        * testsuite/gas/i386/x86-64-branch-2.d: Skip on *-*-solaris*.
        * testsuite/gas/i386/x86-64-branch-3.d: Likewise.

2020-03-31  Maciej W. Rozycki  <macro@linux-mips.org>

        PR 25611
        PR 25614
        * dwarf2dbg.c: Do not include "bignum.h".

2020-03-30  Nelson Chu  <nelson.chu@sifive.com>

        * testsuite/gas/riscv/alias-csr.d: Move this to priv-reg-pseudo.
        * testsuite/gas/riscv/alias-csr.s: Likewise.
        * testsuite/gas/riscv/no-aliases-csr.d: Move this
        to priv-reg-pseudo-noalias.
        * testsuite/gas/riscv/bad-csr.d: Rename to priv-reg-fail-nonexistent.
        * testsuite/gas/riscv/bad-csr.l: Likewise.
        * testsuite/gas/riscv/bad-csr.s: Likewise.
        * testsuite/gas/riscv/satp.d: Removed.  Already included in priv-reg.
        * testsuite/gas/riscv/satp.s: Likewise.
        * testsuite/gas/riscv/priv-reg-pseudo.d: New testcase for all pseudo
        csr instruction, including alias-csr testcase.
        * testsuite/gas/riscv/priv-reg-pseudo.s: Likewise.
        * testsuite/gas/riscv/priv-reg-pseudo-noalias.d: New testcase for all
        pseudo instruction with objdump -Mno-aliases.
        * testsuite/gas/riscv/priv-reg-fail-nonexistent.d: New testcase.
        * testsuite/gas/riscv/priv-reg-fail-nonexistent.l: Likewise.
        * testsuite/gas/riscv/priv-reg-fail-nonexistent.s: Likewise.
        * testsuite/gas/riscv/priv-reg.d: Update CSR to 1.11.
        * testsuite/gas/riscv/priv-reg.s: Likewise.
        * testsuite/gas/riscv/priv-reg-fail-rv32-only.l: Likewise.
        * testsuite/gas/riscv/csr-dw-regnums.d: Likewise.
        * testsuite/gas/riscv/csr-dw-regnums.s: Likewise.

2020-03-25  J.W. Jagersma  <jwjagersma@gmail.com>

        * config/obj-coff.c (obj_coff_section): Set the bss flag on
        sections with the "b" attribute.

2020-03-22  Alan Modra  <amodra@gmail.com>

        * testsuite/gas/s12z/truncated.d: Update expected output.

2020-03-17  Sergey Belyashov  <sergey.belyashov@gmail.com>

        PR 25690
        * config/tc-z80.c (md_pseudo_table): Add xdef anf xref pseudo ops.
        * doc/c-z80.texi: Update documentation.

2020-03-17  Sergey Belyashov  <sergey.belyashov@gmail.com>

        PR 25641
        PR 25668
        PR 25633
        Fix disassembling ED+A4/AC/B4/BC opcodes.
        Fix assembling lines containing colonless label and instruction
        with first operand inside parentheses.
        Fix registration of unsupported by target CPU registers.
        * config/tc-z80.c: See above.
        * config/tc-z80.h: See above.
        * testsuite/gas/z80/colonless.d: Update test.
        * testsuite/gas/z80/colonless.s: Likewise.
        * testsuite/gas/z80/ez80_adl_all.d: Likewise.
        * testsuite/gas/z80/ez80_unsup_regs.d: Likewise.
        * testsuite/gas/z80/ez80_z80_all.d: Likewise.
        * testsuite/gas/z80/gbz80_unsup_regs.d: Likewise.
        * testsuite/gas/z80/r800_unsup_regs.d: Likewise.
        * testsuite/gas/z80/unsup_regs.s: Likewise.
        * testsuite/gas/z80/z180_unsup_regs.d: Likewise.
        * testsuite/gas/z80/z80.exp: Likewise.
        * testsuite/gas/z80/z80_strict_unsup_regs.d: Likewise.
        * testsuite/gas/z80/z80_unsup_regs.d: Likewise.
        * testsuite/gas/z80/z80n_unsup_regs.d: Likewise.

2020-03-13  Andre Vieira  <andre.simoesdiasvieira@arm.com>

        PR 25660
        *  config/tc-arm.c (operand_parse_code): Add OP_RNSDMQR and OP_oRNSDMQ.
        (parse_operands): Handle new operand codes.
        (do_neon_dyadic_long): Make shape check accept the scalar variants.
        (asm_opcode_insns): Fix operand codes for vaddl and vsubl.
        * testsuite/gas/arm/mve-vaddsub-it.s: New test.
        * testsuite/gas/arm/mve-vaddsub-it.d: New test.
        * testsuite/gas/arm/mve-vaddsub-it-bad.s: New test.
        * testsuite/gas/arm/mve-vaddsub-it-bad.l: New test.
        * testsuite/gas/arm/mve-vaddsub-it-bad.d: New test.
        * testsuite/gas/arm/nomve-vaddsub-it.d: New test.

2020-03-11  H.J. Lu  <hongjiu.lu@intel.com>

        * NEWS: Mention x86 assembler options for CVE-2020-0551.

2020-03-11  H.J. Lu  <hongjiu.lu@intel.com>

        * testsuite/gas/i386/i386.exp: Run new tests.
        * testsuite/gas/i386/lfence-byte.d: New file.
        * testsuite/gas/i386/lfence-byte.e: Likewise.
        * testsuite/gas/i386/lfence-byte.s: Likewise.
        * testsuite/gas/i386/lfence-indbr-a.d: Likewise.
        * testsuite/gas/i386/lfence-indbr-b.d: Likewise.
        * testsuite/gas/i386/lfence-indbr-c.d: Likewise.
        * testsuite/gas/i386/lfence-indbr.e: Likewise.
        * testsuite/gas/i386/lfence-indbr.s: Likewise.
        * testsuite/gas/i386/lfence-load.d: Likewise.
        * testsuite/gas/i386/lfence-load.s: Likewise.
        * testsuite/gas/i386/lfence-ret-a.d: Likewise.
        * testsuite/gas/i386/lfence-ret-b.d: Likewise.
        * testsuite/gas/i386/lfence-ret.s: Likewise.
        * testsuite/gas/i386/x86-64-lfence-byte.d: Likewise.
        * testsuite/gas/i386/x86-64-lfence-byte.e: Likewise.
        * testsuite/gas/i386/x86-64-lfence-byte.s: Likewise.
        * testsuite/gas/i386/x86-64-lfence-indbr-a.d: Likewise.
        * testsuite/gas/i386/x86-64-lfence-indbr-b.d: Likewise.
        * testsuite/gas/i386/x86-64-lfence-indbr-c.d: Likewise.
        * testsuite/gas/i386/x86-64-lfence-indbr.e: Likewise.
        * testsuite/gas/i386/x86-64-lfence-indbr.s: Likewise.
        * testsuite/gas/i386/x86-64-lfence-load.d: Likewise.
        * testsuite/gas/i386/x86-64-lfence-load.s: Likewise.
        * testsuite/gas/i386/x86-64-lfence-ret-a.d: Likewise.
        * testsuite/gas/i386/x86-64-lfence-ret-b.d: Likewise.

2020-03-11  H.J. Lu  <hongjiu.lu@intel.com>

        * config/tc-i386.c (lfence_after_load): New.
        (lfence_before_indirect_branch_kind): New.
        (lfence_before_indirect_branch): New.
        (lfence_before_ret_kind): New.
        (lfence_before_ret): New.
        (last_insn): New.
        (load_insn_p): New.
        (insert_lfence_after): New.
        (insert_lfence_before): New.
        (md_assemble): Call insert_lfence_before and insert_lfence_after.
        Set last_insn.
        (OPTION_MLFENCE_AFTER_LOAD): New.
        (OPTION_MLFENCE_BEFORE_INDIRECT_BRANCH): New.
        (OPTION_MLFENCE_BEFORE_RET): New.
        (md_longopts): Add -mlfence-after-load=,
        -mlfence-before-indirect-branch= and -mlfence-before-ret=.
        (md_parse_option): Handle -mlfence-after-load=,
        -mlfence-before-indirect-branch= and -mlfence-before-ret=.
        (md_show_usage): Display -mlfence-after-load=,
        -mlfence-before-indirect-branch= and -mlfence-before-ret=.
        (i386_cons_align): New.
        * config/tc-i386.h (i386_cons_align): New.
        (md_cons_align): New.
        * doc/c-i386.texi: Document -mlfence-after-load=,
        -mlfence-before-indirect-branch= and -mlfence-before-ret=.

2020-03-11  Nick Clifton  <nickc@redhat.com>

        PR 25611
        PR 25614
        * dwarf2dbg.c (DWARF2_FILE_TIME_NAME): Default to -1.
        (DWARF2_FILE_SIZE_NAME): Default to -1.
        (DWARF2_LINE_VERSION): Default to the current dwarf level or 3,
        whichever is higher.
        (DWARF2_LINE_MAX_OPS_PER_INSN): Provide a default value of 1.
        (NUM_MD5_BYTES): Define.
        (struct file entry): Add md5 field.
        (get_filenum): Delete and replace with...
        (get_basename): New function.
        (get_directory_table_entry): New function.
        (allocate_filenum): New function.
        (allocate_filename_to_slot): New function.
        (dwarf2_where): Use new functions.
        (dwarf2_directive_filename): Add support for extended .file
        pseudo-op.
        (dwarf2_directive_loc): Allow the use of file number zero with
        DWARF 5 or higher.
        (out_file_list): Rename to...
        (out_dir_and_file_list): Add DWARF 5 support.
        (out_debug_line): Emit extra values into the section header for
        DWARF 5.
        (out_debug_str): Allow for file 0 to be used with DWARF 5.
        * doc/as.texi (.file): Update the description of this pseudo-op.
        * testsuite/gas/elf-dwarf-5-file0.s: Add more lines.
        * testsuite/gas/elf-dwarf-5-file0.d: Update expected dump output.
        * testsuite/gas/lns/lns-diag-1.l: Update expected error message.
        * NEWS: Mention the new feature.

2020-03-10  Alan Modra  <amodra@gmail.com>

        * config/tc-csky.c (get_operand_value): Rewrite 1 << 31 expressions
        to avoid signed overflow.
        * config/tc-mcore.c (md_assemble): Likewise.
        * config/tc-mips.c (gpr_read_mask, gpr_write_mask): Likewise.
        * config/tc-nds32.c (SET_ADDEND): Likewise.
        * config/tc-nios2.c (nios2_assemble_arg_R): Likewise.

2020-03-09  Jan Beulich  <jbeulich@suse.com>

        * testsuite/gas/i386/avx.s: Add long-form VCMP[PS][SD] pseudos.
        * testsuite/gas/i386/avx.d, testsuite/gas/i386/avx-16bit.d,
        testsuite/gas/i386/avx-intel.d: Adjust expectations.

2020-03-07  Alan Modra  <amodra@gmail.com>

        * testsuite/gas/elf/dwarf-5-file0.s: Don't start directives in
        first column.

2020-03-06  Nick Clifton  <nickc@redhat.com>

        PR 25614
        * dwarf2dbg.c (dwarf2_directive_filename): Allow a file number of
        0 if the dwarf_level is 5 or more.  Complain if a filename follows
        a file 0.
        * testsuite/gas/elf/dwarf-5-file0.s: New test.
        * testsuite/gas/elf/dwarf-5-file0.d: New test driver.
        * testsuite/gas/elf/elf.exp: Run the new test.

        PR 25612
        * config/tc-ia64.h (DWARF2_VERISION): Fix typo.
        * doc/as.texi: Fix another typo.

2020-03-06  Nick Clifton  <nickc@redhat.com>

        PR 25612
        * as.c (dwarf_level): Define.
        (show_usage): Add --gdwarf-3, --gdwarf-4 and --gdwarf-5.
        (parse_args): Add support for the new options.
        as.h (dwarf_level): Prototype.
        * dwarf2dbg.c (DWARF2_VERSION): Use dwarf_level as default version
        value.
        * config/tc-ia64.h (DWARF2_VERISION): Update definition.
        (DWARF2_LINE_VERSION): Remove definition.
        * doc/as.texi: Document the new options.

2020-03-06  Nick Clifton  <nickc@redhat.com>

        PR 25572
        * as.c (main): Allow matching input and outputs when they are
        not regular files.

2020-03-06  Jan Beulich  <jbeulich@suse.com>

        * config/tc-i386.c (match_mem_size): Generalize broadcast special
        casing.
        (check_VecOperands): Zap xmmword/ymmword/zmmword when more than
        one of byte/word/dword/qword is set alongside a SIMD register in
        a template's operand.

2020-03-06  Jan Beulich  <jbeulich@suse.com>

        * config/tc-i386.c (match_template): Extend code in logic
        rejecting certain suffixes in certain modes to also cover mask
        register use and VecSIB. Drop special casing of broadcast. Skip
        immediates in the check.

2020-03-06  Jan Beulich  <jbeulich@suse.com>

        * config/tc-i386.c (match_template): Fold duplicate code in
        logic rejecting certain suffixes in certain modes. Drop
        pointless "else".

2020-03-06  Jan Beulich  <jbeulich@suse.com>

        * config/tc-i386.c (process_suffix): Exlucde !vexw insns
        alongside !norex64 ones.
        * testsuite/gas/i386/x86-64-avx512bw.s: Test VPEXTR* and VPINSR*
        with both 32- and 64-bit GPR operands.
        * testsuite/gas/i386/x86-64-avx512f.s: Test VEXTRACTPS with both
        32- and 64-bit GPR operands.
        * testsuite/gas/i386/x86-64-avx512bw-intel.d,
        testsuite/gas/i386/x86-64-avx512bw.d,
        testsuite/gas/i386/x86-64-avx512f-intel.d,
        testsuite/gas/i386/x86-64-avx512f.d: Adjust expectations.

2020-03-06  Jan Beulich  <jbeulich@suse.com>

        * config/tc-i386.c (md_assemble): Drop use of rex64.
        (process_suffix): For REX.W for 64-bit CRC32.

2020-03-06  Jan Beulich  <jbeulich@suse.com>

        * config/tc-i386.c (i386_addressing_mode): For 32-bit
        addressing for MPX insns without base/index.
        * testsuite/gas/i386/mpx-16bit.s,
        * testsuite/gas/i386/mpx-16bit.d: New.
        * testsuite/gas/i386/i386.exp: Run new test.

2020-03-06  Jan Beulich  <jbeulich@suse.com>

        * testsuite/gas/i386/adx.s, testsuite/gas/i386/cet.s,
        testsuite/gas/i386/ept.s, testsuite/gas/i386/fsgs.s,
        testsuite/gas/i386/invpcid.s, testsuite/gas/i386/movdir.s,
        testsuite/gas/i386/ptwrite.s, testsuite/gas/i386/vmx.s,
        * testsuite/gas/i386/code16.s: Add CR, DR, and TR access cases
        as well as a BSWAP one.
        * testsuite/gas/i386/rdpid.s: Add 16-bit case.
        * testsuite/gas/i386/sse2-16bit.s: Cover more insns.
        * testsuite/gas/i386/adx-intel.d, testsuite/gas/i386/adx.d,
        testsuite/gas/i386/cet-intel.d, testsuite/gas/i386/cet.d,
        testsuite/gas/i386/code16.d, testsuite/gas/i386/ept-intel.d,
        testsuite/gas/i386/ept.d, testsuite/gas/i386/fsgs-intel.d,
        testsuite/gas/i386/fsgs.d, testsuite/gas/i386/invpcid-intel.d,
        testsuite/gas/i386/invpcid.d, testsuite/gas/i386/movdir-intel.d,
        testsuite/gas/i386/movdir.d, testsuite/gas/i386/ptwrite-intel.d,
        testsuite/gas/i386/ptwrite.d, testsuite/gas/i386/rdpid-intel.d,
        testsuite/gas/i386/rdpid.d, testsuite/gas/i386/sse2-16bit.d,
        testsuite/gas/i386/vmx.d: Adjust expectations.

2020-03-06  Jan Beulich  <jbeulich@suse.com>

        * config/tc-i386.c (md_assemble): Also exclude tpause and umwait
        from having their operands swapped.
        * testsuite/gas/i386/waitpkg.s,
        testsuite/gas/i386/x86-64-waitpkg.s: Add tpause and umwait
        3-operand cases as well as testing of 16-bit code generation.
        * testsuite/gas/i386/waitpkg.d,
        testsuite/gas/i386/waitpkg-intel.d,
        testsuite/gas/i386/x86-64-waitpkg.d,
        testsuite/gas/i386/x86-64-waitpkg-intel.d: Adjust expectations.

2020-03-04  Nelson Chu  <nelson.chu@sifive.com>

        * config/tc-riscv.c (percent_op_utype): Support the modifier
        %got_pcrel_hi.
        * doc/c-riscv.texi: Add documentation.
        * testsuite/gas/riscv/no-relax-reloc.d: Add test case for the new
        modifier %got_pcrel_hi.
        * testsuite/gas/riscv/no-relax-reloc.s: Likewise.
        * testsuite/gas/riscv/relax-reloc.d: Likewise.
        * testsuite/gas/riscv/relax-reloc.s: Likewise.

        * doc/c-riscv.texi (relocation modifiers): Add documentation.
        (RISC-V-Formats): Update the section name from "Instruction Formats"
        to "RISC-V Instruction Formats".

2020-03-04  Alexandre Oliva  <oliva@adacore.com>

        * config/tc-arm.c (md_apply_fix): Warn if a PC-relative load is
        detected in a section which does not have at least 4 byte
        alignment.
        * testsuite/gas/arm/armv8-ar-it-bad.s: Add alignment directive.
        * testsuite/gas/arm/ldr-t.s: Likewise.
        * testsuite/gas/arm/sp-pc-usage-t.s: Likewise.
        * testsuite/gas/arm/sp-pc-usage-t.d: Finish test at end of
        disassembly, ignoring any NOPs that may have been inserted because
        of section alignment.
        * testsuite/gas/arm/ldr-t.d: Likewise.

2020-03-04  Jan Beulich  <jbeulich@suse.com>

        * config/tc-i386.c (cpu_arch): Add .sev_es entry.
        * doc/c-i386.texi: Mention sev_es.
        * testsuite/gas/i386/arch-13.s: Add SEV-ES case.
        * testsuite/gas/i386/arch-13.d: Extend -march=. Adjust
        expectations.
        * testsuite/gas/i386/arch-13-znver1.d,
        testsuite/gas/i386/arch-13-znver2.d: Extend -march=.

2020-03-03  H.J. Lu  <hongjiu.lu@intel.com>

        * config/tc-i386.c (match_template): Replace ignoresize and
        defaultsize with mnemonicsize.
        (process_suffix): Likewise.

2020-03-03  Sergey Belyashov  <sergey.belyashov@gmail.com>

        PR 25627
        * config/tc-z80.c (emit_ld_rr_m): Fix invalid compilation of
        instruction LD IY,(HL).
        * testsuite/gas/z80/ez80_adl_all.d: Update expected disassembly.
        * testsuite/gas/z80/ez80_adl_all.s: Add tests of the instruction.
        * testsuite/gas/z80/ez80_z80_all.d: Update expected disassembly.
        * testsuite/gas/z80/ez80_z80_all.s: Add tests of the instruction.

2020-03-03  H.J. Lu  <hongjiu.lu@intel.com>

        PR gas/25622
        * testsuite/gas/i386/i386.exp: Run x86-64-default-suffix and
        x86-64-default-suffix-avx.
        * testsuite/gas/i386/noreg64.s: Remove cvtsi2sd, cvtsi2ss,
        vcvtsi2sd, vcvtsi2ss, vcvtusi2sd and vcvtusi2ss entries.
        * testsuite/gas/i386/noreg64.d: Updated.
        * testsuite/gas/i386/noreg64.l: Likewise.
        * testsuite/gas/i386/x86-64-default-suffix-avx.d: New file.
        * testsuite/gas/i386/x86-64-default-suffix.d: Likewise.
        * testsuite/gas/i386/x86-64-default-suffix.s: Likewise.

2020-03-03  Sergey Belyashov  <sergey.belyashov@gmail.com>

        PR 25604
        * config/tc-z80.c (contains_register): Prevent an illegal memory
        access when checking an expression for a register name.

2020-03-03  Alan Modra  <amodra@gmail.com>

        * config/obj-coff.h: Remove vestiges of coff-m68k and pe-mips
        support.

2020-03-02  Alan Modra  <amodra@gmail.com>

        * config/tc-m32r.c (md_begin): Set SEC_SMALL_DATA on .scommon section.
        * config/tc-mips.c (s_change_sec): Set SEC_SMALL_DATA for .sdata
        and .sbss sections.
        * config/tc-score.c: Delete !BFD_ASSEMBLER code throughout.
        (s3_s_change_sec): Set SEC_SMALL_DATA for .sbss section.
        (s3_s_score_lcomm): Likewise.
        * config/tc-score7.c: Similarly.
        * read.c (bss_alloc): Set SEC_SMALL_DATA for .sbss section.

2020-02-28  YunQiang Su  <syq@debian.org>

        PR gas/25539
        * config/tc-mips.c (fix_loongson3_llsc): Compare label value
        to handle multi-labels.
        (has_label_name): New.

2020-02-26  Matthew Malcomson  <matthew.malcomson@arm.com>

        * config/tc-arm.c (enum pred_instruction_type): Remove
        NEUTRAL_IT_NO_VPT_INSN predication type.
        (cxn_handle_predication): Modify to require condition suffixes.
        (handle_pred_state): Remove NEUTRAL_IT_NO_VPT_INSN cases.
        * testsuite/gas/arm/cde-scalar.s: Update test.
        * testsuite/gas/arm/cde-warnings.l: Update test.
        * testsuite/gas/arm/cde-warnings.s: Update test.

2020-02-26  Alan Modra  <amodra@gmail.com>

        * config/tc-arm.c (reg_expected_msgs[REG_TYPE_RNB]): Don't use
        N_() on empty string.

2020-02-26  Alan Modra  <amodra@gmail.com>

        * read.c (read_a_source_file): Call strncpy with length one
        less than size of original_case_string.

2020-02-26  Alan Modra  <amodra@gmail.com>

        * config/obj-elf.c: Indent labels correctly.
        * config/obj-macho.c: Likewise.
        * config/tc-aarch64.c: Likewise.
        * config/tc-alpha.c: Likewise.
        * config/tc-arm.c: Likewise.
        * config/tc-cr16.c: Likewise.
        * config/tc-crx.c: Likewise.
        * config/tc-frv.c: Likewise.
        * config/tc-i386-intel.c: Likewise.
        * config/tc-i386.c: Likewise.
        * config/tc-ia64.c: Likewise.
        * config/tc-mn10200.c: Likewise.
        * config/tc-mn10300.c: Likewise.
        * config/tc-nds32.c: Likewise.
        * config/tc-riscv.c: Likewise.
        * config/tc-s12z.c: Likewise.
        * config/tc-xtensa.c: Likewise.
        * config/tc-z80.c: Likewise.
        * read.c: Likewise.
        * symbols.c: Likewise.
        * write.c: Likewise.

2020-02-20  Nelson Chu  <nelson.chu@sifive.com>

        * config/tc-riscv.c (riscv_ip): New boolean insn_with_csr to indicate
        we are assembling instruction with CSR.  Call riscv_csr_read_only_check
        after parsing all arguments.
        (enum csr_insn_type): New enum is used to classify the CSR instruction.
        (riscv_csr_insn_type, riscv_csr_read_only_check): New functions.  These
        are used to check if we write a read-only CSR by the CSR instruction.
        * testsuite/gas/riscv/priv-reg-fail-read-only-01.s: New testcase.  Test
        all CSR for the read-only CSR checking.
        * testsuite/gas/riscv/priv-reg-fail-read-only-01.d: Likewise.
        * testsuite/gas/riscv/priv-reg-fail-read-only-01.l: Likewise.
        * testsuite/gas/riscv/priv-reg-fail-read-only-02.s: New testcase.  Test
        all CSR instructions for the read-only CSR checking.
        * testsuite/gas/riscv/priv-reg-fail-read-only-02.d: Likewise.
        * testsuite/gas/riscv/priv-reg-fail-read-only-02.l: Likewise.

        * config/tc-riscv.c (struct riscv_set_options): New field csr_check.
        (riscv_opts): Initialize it.
        (reg_lookup_internal): Check the `riscv_opts.csr_check`
        before doing the CSR checking.
        (enum options): Add OPTION_CSR_CHECK and OPTION_NO_CSR_CHECK.
        (md_longopts): Add mcsr-check and mno-csr-check.
        (md_parse_option): Handle new enum option values.
        (s_riscv_option): Handle new long options.
        * doc/c-riscv.texi: Add description for the new .option and assembler
        options.
        * testsuite/gas/riscv/priv-reg-fail-fext.d: Add `-mcsr-check` to enable
        the CSR checking.
        * testsuite/gas/riscv/priv-reg-fail-rv32-only.d: Likewise.

        * config/tc-riscv.c (csr_extra_hash): New.
        (enum riscv_csr_class): New enum.  Used to decide
        whether or not this CSR is legal in the current ISA string.
        (struct riscv_csr_extra): New structure to hold all extra information
        of CSR.
        (riscv_init_csr_hashes): New.  According to the DECLARE_CSR and
        DECLARE_CSR_ALIAS, insert CSR extra information into csr_extra_hash.
        Call hash_reg_name to insert CSR address into reg_names_hash.
        (reg_csr_lookup_internal, riscv_csr_class_check): New functions.
        Decide whether the CSR is valid according to the csr_extra_hash.
        (reg_lookup_internal): Call reg_csr_lookup_internal for CSRs.
        (init_opcode_hash): Update 'if (hash_error != NULL)' as hash_error is
        not a boolean.  This is same as riscv_init_csr_hash, so keep the
        consistent usage.
        (md_begin): Call riscv_init_csr_hashes for each DECLARE_CSR.
        * testsuite/gas/riscv/csr-dw-regnums.d: Add -march=rv32if option.
        * testsuite/gas/riscv/priv-reg.d: Add f-ext by -march option.
        * testsuite/gas/riscv/priv-reg-fail-fext.d: New testcase.  The source
        file is `priv-reg.s`, and the ISA is rv32i without f-ext, so the
        f-ext CSR are not allowed.
        * testsuite/gas/riscv/priv-reg-fail-fext.l: Likewise.
        * testsuite/gas/riscv/priv-reg-fail-rv32-only.d: New testcase.  The
        source file is `priv-reg.s`, and the ISA is rv64if, so the
        rv32-only CSR are not allowed.
        * testsuite/gas/riscv/priv-reg-fail-rv32-only.l: Likewise.

2020-02-21  Alan Modra  <amodra@gmail.com>

        * config/tc-pdp11.c (md_apply_fix): Handle BFD_RELOC_32.
        (tc_gen_reloc): Only give a BAD_CASE assertion on pcrel relocs.

2020-02-21  Alan Modra  <amodra@gmail.com>

        PR 25569
        * config/obj-aout.c (obj_aout_frob_file_before_fix): Don't loop
        on section size adjustment, instead perform another write if
        exec header size is larger than section size.

2020-02-19  Nelson Chu  <nelson.chu@sifive.com>

        * doc/c-riscv.texi: Add the doc entries for -march-attr/
        -mno-arch-attr command line options.

2020-02-19  Nelson Chu  <nelson.chu@sifive.com>

        * testsuite/gas/riscv/c-add-addi.d: New testcase.
        * testsuite/gas/riscv/c-add-addi.s: Likewise.

2020-02-19  Sergey Belyashov  <sergey.belyashov@gmail.com>

        PR 25576
        * config/tc-z80.c (md_parse_option): Do not use an underscore
        prefix for local labels in SDCC compatability mode.
        (z80_start_line_hook): Remove SDCC dollar label support.
        * testsuite/gas/z80/sdcc.d: Update expected disassembly.
        * testsuite/gas/z80/sdcc.s: Likewise.

2020-02-19  Sergey Belyashov  <sergey.belyashov@gmail.com>

        PR 25517
        * config/tc-z80.c: Add -march option.
        * doc/as.texi: Update Z80 documentation.
        * doc/c-z80.texi: Likewise.
        * testsuite/gas/z80/ez80_adl_all.d: Update command line.
        * testsuite/gas/z80/ez80_adl_suf.d: Likewise.
        * testsuite/gas/z80/ez80_pref_dis.d: Likewise.
        * testsuite/gas/z80/ez80_z80_all.d: Likewise.
        * testsuite/gas/z80/ez80_z80_suf.d: Likewise.
        * testsuite/gas/z80/gbz80_all.d: Likewise.
        * testsuite/gas/z80/r800_extra.d: Likewise.
        * testsuite/gas/z80/r800_ii8.d: Likewise.
        * testsuite/gas/z80/r800_z80_doc.d: Likewise.
        * testsuite/gas/z80/sdcc.d: Likewise.
        * testsuite/gas/z80/z180.d: Likewise.
        * testsuite/gas/z80/z180_z80_doc.d: Likewise.
        * testsuite/gas/z80/z80_doc.d: Likewise.
        * testsuite/gas/z80/z80_ii8.d: Likewise.
        * testsuite/gas/z80/z80_in_f_c.d: Likewise.
        * testsuite/gas/z80/z80_op_ii_ld.d: Likewise.
        * testsuite/gas/z80/z80_out_c_0.d: Likewise.
        * testsuite/gas/z80/z80_sli.d: Likewise.
        * testsuite/gas/z80/z80n_all.d: Likewise.
        * testsuite/gas/z80/z80n_reloc.d: Likewise.

2020-02-19  H.J. Lu  <hongjiu.lu@intel.com>

        * config/tc-i386.c (output_insn): Mark cvtpi2ps and cvtpi2pd
        with GNU_PROPERTY_X86_FEATURE_2_MMX.
        * testsuite/gas/i386/i386.exp: Run property-3 and
        x86-64-property-3.
        * testsuite/gas/i386/property-3.d: New file.
        * testsuite/gas/i386/property-3.s: Likewise.
        * testsuite/gas/i386/x86-64-property-3.d: Likewise.

2020-02-17  H.J. Lu  <hongjiu.lu@intel.com>

        * config/tc-i386.c (cpu_arch): Add .popcnt.
        * doc/c-i386.texi: Remove abm and .abm.  Add popcnt and .popcnt.
        Add a tab before @samp{.sse4a}.

2020-02-17  Jan Beulich  <jbeulich@suse.com>

        * config/tc-i386.c (process_suffix): Don't try to guess a suffix
        for AddrPrefixOpReg templates. Combine the two pieces of
        addrprefixopreg handling. Reject 16-bit address reg in 64-bit
        mode.

2020-02-17  Jan Beulich  <jbeulich@suse.com>

        PR gas/14439
        * config/tc-i386.c (md_assemble): Also suppress operand
        swapping for MONITOR{,X} and MWAIT{,X}.
        * testsuite/gas/i386/sse3.s, testsuite/gas/i386/x86-64-sse3.s:
        Add Intel syntax monitor/mwait tests.
        * testsuite/gas/i386/sse3.d, testsuite/gas/i386/x86-64-sse3.d:
        Adjust expectations.
        *testsuite/gas/i386/sse3-intel.d,
        testsuite/gas/i386/x86-64-sse3-intel.d: New.
        * testsuite/gas/i386/i386.exp: Run new tests.

2020-02-17  Jan Beulich  <jbeulich@suse.com>

        PR gas/6518
        * config/tc-i386.c (process_suffix): Re-work Intel-syntax
        [XYZ]MMWord memory operand ambiguity recognition logic (largely
        re-indentation).
        * testsuite/gas/i386/avx512dq-inval.s: Add vcvtqq2ps/vcvtuqq2ps
        cases.
        * testsuite/gas/i386/inval-avx512f.s: Also test vcvtneps2bf16.
        * testsuite/gas/i386/avx512dq-inval.l,
        testsuite/gas/i386/inval-avx.l,
        testsuite/gas/i386/inval-avx512f.l: Adjust expectations.
        * testsuite/gas/i386/avx512vl-ambig.s,
        testsuite/gas/i386/avx512vl-ambig.l: New.
        * testsuite/gas/i386/i386.exp: Run new test.

2020-02-16  H.J. Lu  <hongjiu.lu@intel.com>

        * config/tc-i386.c (cpu_arch): Add .sse4a and nosse4a.  Restore
        nosse4.
        * doc/c-i386.texi: Document sse4a and nosse4a.

2020-02-14  H.J. Lu  <hongjiu.lu@intel.com>

        * doc/c-i386.texi: Remove the old movsx and movzx documentation
        for AT&T syntax.

2020-02-14  Jan Beulich  <jbeulich@suse.com>

        PR gas/25438
        * config/tc-i386.c (md_assemble): Move movsx/movzx special
        casing ...
        (process_suffix): ... here. Consider just the first operand
        initially.
        (check_long_reg): Drop opcode 0x63 special case again.
        * testsuite/gas/i386/i386.s, testsuite/gas/i386/iamcu-1.s,
        testsuite/gas/i386/ilp32/x86-64.s, testsuite/gas/i386/x86_64.s:
        Move ambiguous operand size tests ...
        * testsuite/gas/i386/noreg16.s, testsuite/gas/i386/noreg32.s,
        testsuite/gas/i386/noreg64.s: ... here.
        * testsuite/gas/i386/i386.d, testsuite/gas/i386/i386-intel.d
        testsuite/gas/i386/iamcu-1.d, testsuite/gas/i386/ilp32/x86-64.d,
        testsuite/gas/i386/k1om.d, testsuite/gas/i386/l1om.d,
        testsuite/gas/i386/movx16.l, testsuite/gas/i386/movx32.l,
        testsuite/gas/i386/movx64.l, testsuite/gas/i386/noreg16.d,
        testsuite/gas/i386/noreg32.d, testsuite/gas/i386/noreg64.d,
        testsuite/gas/i386/x86-64-movsxd.d,
        testsuite/gas/i386/x86-64-movsxd-intel.d,
        testsuite/gas/i386/x86_64.d, testsuite/gas/i386/x86_64-intel.d:
        Adjust expectations.    
        * testsuite/gas/i386/movx16.s, testsuite/gas/i386/movx16.l,
        testsuite/gas/i386/movx32.s, testsuite/gas/i386/movx32.l,
        testsuite/gas/i386/movx64.s, testsuite/gas/i386/movx64.l: New.
        * testsuite/gas/i386/i386.exp: Run new tests.

2020-02-14  Jan Beulich  <jbeulich@suse.com>

        * config/tc-i386.c (process_operands): Also skip segment
        override prefix emission if it matches an already present one.
        * testsuite/gas/i386/prefix32.s: Add double segment override
        cases.
        * testsuite/gas/i386/prefix32.l: Adjust expectations.

2020-02-14  Jan Beulich  <jbeulich@suse.com>

        * config/tc-i386.c (process_operands): Drop ineffectual segment
        overrides when optimizing.
        * testsuite/gas/i386/lea-optimize.d: New.
        * testsuite/gas/i386/i386.exp: Run new test.

2020-02-14  Jan Beulich  <jbeulich@suse.com>

        * config/tc-i386.c (process_operands): Also check insn prefix
        for ineffectual segment override warning. Don't cover possible
        VEX/EVEX encoded insns there.
        * testsuite/gas/i386/lea.s, testsuite/gas/i386/lea.d,
        testsuite/gas/i386/lea.e: New.
        * testsuite/gas/i386/i386.exp: Run new test.

2020-02-14  H.J. Lu  <hongjiu.lu@intel.com>

        PR gas/25438
        * doc/c-i386.texi: Document movsx, movsxd and movzx for AT&T
        syntax.

2020-02-13  Fangrui Song   <maskray@google.com>
            H.J. Lu  <hongjiu.lu@intel.com>

        PR gas/25551
        * config/tc-i386.c (tc_i386_fix_adjustable): Don't check
        BFD_RELOC_386_PLT32 nor BFD_RELOC_X86_64_PLT32.
        * testsuite/gas/i386/i386.exp: Run relax-5 and x86-64-relax-4.
        * testsuite/gas/i386/relax-5.d: New file.
        * testsuite/gas/i386/relax-5.s: Likewise.
        * testsuite/gas/i386/x86-64-relax-4.d: Likewise.
        * testsuite/gas/i386/x86-64-relax-4.s: Likewise.

2020-02-13  Jan Beulich  <jbeulich@suse.com>

        * config/tc-i386.c (cpu_noarch): Use CPU_ANY_SSE4_FLAGS in
        "nosse4" entry.

2020-02-12  Jan Beulich  <jbeulich@suse.com>

        * config/tc-i386.c (avx512): New (at file scope), moved from
        (check_VecOperands): ... here.
        (process_suffix): Add [XYZ]MMword operand size handling.
        * testsuite/gas/i386/avx512dq-inval.s: Add VFPCLASS tests.
        * testsuite/gas/i386/noavx512-2.s: Add Intel syntax VFPCLASS
        tests.
        * testsuite/gas/i386/avx512dq-inval.l,
        testsuite/gas/i386/noavx512-2.l: Adjust expectations.

2020-02-12  Jan Beulich  <jbeulich@suse.com>

        PR gas/24546
        * config/tc-i386.c (match_template): Apply AMD64 check to 64-bit
        code only.
        * config/tc-i386-intel.c (i386_intel_operand): Also handle
        CALL/JMP in O_tbyte_ptr case.
        * doc/c-i386.texi: Mention far call and full pointer load ISA
        differences.
        * testsuite/gas/i386/x86-64-branch-3.s,
        testsuite/gas/i386/x86-64-intel64.s: Add 64-bit far call cases.
        * testsuite/gas/i386/x86-64-branch-3.d,
        testsuite/gas/i386/x86-64-intel64.d: Adjust expectations.
        * testsuite/gas/i386/x86-64-branch-5.l,
        testsuite/gas/i386/x86-64-branch-5.s: New.
        * testsuite/gas/i386/i386.exp: Run new test.

2020-02-12  Jan Beulich  <jbeulich@suse.com>

        PR gas/25438
        * config/tc-i386.c (REGISTER_WARNINGS): Delete.
        (check_byte_reg): Skip only source operand of CRC32. Drop Non-
        64-bit-only warning.
        (check_word_reg): Consistently error on mismatching register
        size and suffix.
        * testsuite/gas/i386/general.s: Replace dword GPR with word one
        for movw. Replace suffix / GPR for orb.
        * testsuite/gas/i386/inval.s: Add tests for movw with dword and
        byte GPRs as well as ones for inb/outb with a word accumulator.
        * testsuite/gas/i386/general.l, testsuite/gas/i386/intelbad.l,
        testsuite/gas/i386/inval.l: Adjust expectations.

2020-02-12  Jan Beulich  <jbeulich@suse.com>

        * config/tc-i386.c (operand_type_register_match): Also fall
        through initial two if()-s when the template allows for a GPR
        operand. Adjust comment.

2020-02-11  Jan Beulich  <jbeulich@suse.com>

        (struct _i386_insn): New field "short_form".
        (optimize_encoding): Drop setting of shortform field.
        (process_suffix): Set i.short_form. Replace shortform use.
        (process_operands): Replace shortform use.

2020-02-11  Matthew Malcomson  <matthew.malcomson@arm.com>

        * config/tc-arm.c (vcx_handle_register_arguments): Remove `for`
        loop initial declaration.

2020-02-10  Matthew Malcomson  <matthew.malcomson@arm.com>

        * config/tc-arm.c (NEON_MAX_TYPE_ELS): Increment to account for
        instructions that can have 5 arguments.
        (enum operand_parse_code): Add new operands.
        (parse_operands): Account for new operands.
        (S5): New macro.
        (enum neon_shape_el): Introduce P suffixes for coprocessor.
        (neon_select_shape): Account for P suffix.
        (LOW1): Move macro to global position.
        (HI4): Move macro to global position.
        (vcx_assign_vec_d): New.
        (vcx_assign_vec_m): New.
        (vcx_assign_vec_n): New.
        (enum vcx_reg_type): New.
        (vcx_get_reg_type): New.
        (vcx_size_pos): New.
        (vcx_vec_pos): New.
        (vcx_handle_shape): New.
        (vcx_ensure_register_in_range): New.
        (vcx_handle_register_arguments): New.
        (vcx_handle_insn_block): New.
        (vcx_handle_common_checks): New.
        (do_vcx1): New.
        (do_vcx2): New.
        (do_vcx3): New.
        * testsuite/gas/arm/cde-missing-fp.d: New test.
        * testsuite/gas/arm/cde-missing-fp.l: New test.
        * testsuite/gas/arm/cde-missing-mve.d: New test.
        * testsuite/gas/arm/cde-missing-mve.l: New test.
        * testsuite/gas/arm/cde-mve-or-neon.d: New test.
        * testsuite/gas/arm/cde-mve-or-neon.s: New test.
        * testsuite/gas/arm/cde-mve.s: New test.
        * testsuite/gas/arm/cde-warnings.l:
        * testsuite/gas/arm/cde-warnings.s:
        * testsuite/gas/arm/cde.d:
        * testsuite/gas/arm/cde.s:

2020-02-10  Stam Markianos-Wright  <stam.markianos-wright@arm.com>
            Matthew Malcomson  <matthew.malcomson@arm.com>

        * config/tc-arm.c (arm_ext_cde*): New feature sets for each
        CDE coprocessor that can be enabled.
        (enum pred_instruction_type): New pred type.
        (BAD_NO_VPT): New error message.
        (BAD_CDE): New error message.
        (BAD_CDE_COPROC): New error message.
        (enum operand_parse_code): Add new immediate operands.
        (parse_operands): Account for new immediate operands.
        (check_cde_operand): New.
        (cde_coproc_enabled): New.
        (cde_coproc_pos): New.
        (cde_handle_coproc): New.
        (cxn_handle_predication): New.
        (do_custom_instruction_1): New.
        (do_custom_instruction_2): New.
        (do_custom_instruction_3): New.
        (do_cx1): New.
        (do_cx1a): New.
        (do_cx1d): New.
        (do_cx1da): New.
        (do_cx2): New.
        (do_cx2a): New.
        (do_cx2d): New.
        (do_cx2da): New.
        (do_cx3): New.
        (do_cx3a): New.
        (do_cx3d): New.
        (do_cx3da): New.
        (handle_pred_state): Define new IT block behaviour.
        (insns): Add newn CX*{,d}{,a} instructions.
        (CDE_EXTENSIONS,armv8m_main_ext_table,armv8_1m_main_ext_table):
        Define new cdecp extension strings.
        * doc/c-arm.texi: Document new cdecp extension arguments.
        * testsuite/gas/arm/cde-scalar.d: New test.
        * testsuite/gas/arm/cde-scalar.s: New test.
        * testsuite/gas/arm/cde-warnings.d: New test.
        * testsuite/gas/arm/cde-warnings.l: New test.
        * testsuite/gas/arm/cde-warnings.s: New test.
        * testsuite/gas/arm/cde.d: New test.
        * testsuite/gas/arm/cde.s: New test.

2020-02-10  H.J. Lu  <hongjiu.lu@intel.com>

        PR gas/25516
        * config/tc-i386.c (intel64): Renamed to ...
        (isa64): This.
        (match_template): Accept Intel64 only instruction by default.
        (i386_displacement): Updated.
        (md_parse_option): Updated.
        * c-i386.texi: Update -mamd64/-mintel64 documentation.
        * testsuite/gas/i386/i386.exp: Run x86-64-sysenter.  Pass
        -mamd64 to x86-64-sysenter-amd.
        * testsuite/gas/i386/x86-64-sysenter.d: New file.

2020-02-10  Alan Modra  <amodra@gmail.com>

        * config/obj-elf.c (obj_elf_change_section): Error for section
        type, attr or entsize changes in assembly.
        * testsuite/gas/elf/elf.exp: Pass -Z to gas for section5 test.
        * testsuite/gas/elf/section5.l: Update.

2020-02-10  Alan Modra  <amodra@gmail.com>

        * output-file.c (output_file_close): Do a normal close when
        flag_always_generate_output.
        * write.c (write_object_file): Don't stop output when
        flag_always_generate_output.

2020-02-07  Sergey Belyashov  <sergey.belyashov@gmail.com>

        PR 25469
        * config/tc-z80.c: Add -gbz80 command line option to generate code
        for the GameBoy Z80.  Add support for generating DWARF.
        * config/tc-z80.h: Add support for DWARF debug information
        generation.
        * doc/c-z80.texi: Document new command line option.
        * testsuite/gas/z80/gbz80_all.d: New file.
        * testsuite/gas/z80/gbz80_all.s: New file.
        * testsuite/gas/z80/z80.exp: Run the new tests.
        * testsuite/gas/z80/z80n_all.d: New file.
        * testsuite/gas/z80/z80n_all.s: New file.
        * testsuite/gas/z80/z80n_reloc.d: New file.

2020-02-06  H.J. Lu  <hongjiu.lu@intel.com>

        PR gas/25381
        * config/obj-elf.c (get_section): Also check
        linked_to_symbol_name.
        (obj_elf_change_section): Also set map_head.linked_to_symbol_name.
        (obj_elf_parse_section_letters): Handle the 'o' flag.
        (build_group_lists): Renamed to ...
        (build_additional_section_info): This.  Set elf_linked_to_section
        from map_head.linked_to_symbol_name.
        (elf_adjust_symtab): Updated.
        * config/obj-elf.h (elf_section_match): Add linked_to_symbol_name.
        * doc/as.texi: Document the 'o' flag.
        * testsuite/gas/elf/elf.exp: Run PR gas/25381 tests.
        * testsuite/gas/elf/section18.d: New file.
        * testsuite/gas/elf/section18.s: Likewise.
        * testsuite/gas/elf/section19.d: Likewise.
        * testsuite/gas/elf/section19.s: Likewise.
        * testsuite/gas/elf/section20.d: Likewise.
        * testsuite/gas/elf/section20.s: Likewise.
        * testsuite/gas/elf/section21.d: Likewise.
        * testsuite/gas/elf/section21.l: Likewise.
        * testsuite/gas/elf/section21.s: Likewise.

2020-02-06  H.J. Lu  <hongjiu.lu@intel.com>

        * NEWS: Mention x86 assembler options to align branches for
        binutils 2.34.

2020-02-06  H.J. Lu  <hongjiu.lu@intel.com>

        * testsuite/gas/i386/i386.exp: Run unique and x86-64-unique
        only for ELF targets.
        * testsuite/gas/i386/unique.d: Don't xfail.
        * testsuite/gas/i386/x86-64-unique.d: Likewise.

2020-02-06  Alan Modra  <amodra@gmail.com>

        * testsuite/gas/i386/unique.d: xfail for non-elf targets.
        * testsuite/gas/i386/x86-64-unique.d: Likewise.

2020-02-06  Alan Modra  <amodra@gmail.com>

        * testsuite/gas/elf/section12a.d: Use supports_gnu_osabi in
        xfail, and rename test.
        * testsuite/gas/elf/section12b.d: Likewise.
        * testsuite/gas/elf/section16a.d: Likewise.
        * testsuite/gas/elf/section16b.d: Likewise.

2020-02-02  H.J. Lu  <hongjiu.lu@intel.com>

        PR gas/25380
        * config/obj-elf.c (section_match): Removed.
        (get_section): Also match SEC_ASSEMBLER_SECTION_ID and
        section_id.
        (obj_elf_change_section): Replace info and group_name arguments
        with match_p.  Also update the section ID and flags from match_p.
        (obj_elf_section): Handle "unique,N".  Update call to
        obj_elf_change_section.
        * config/obj-elf.h (elf_section_match): New.
        (obj_elf_change_section): Updated.
        * config/tc-arm.c (start_unwind_section): Update call to
        obj_elf_change_section.
        * config/tc-ia64.c (obj_elf_vms_common): Likewise.
        * config/tc-microblaze.c (microblaze_s_data): Likewise.
        (microblaze_s_sdata): Likewise.
        (microblaze_s_rdata): Likewise.
        (microblaze_s_bss): Likewise.
        * config/tc-mips.c (s_change_section): Likewise.
        * config/tc-msp430.c (msp430_profiler): Likewise.
        * config/tc-rx.c (parse_rx_section): Likewise.
        * config/tc-tic6x.c (tic6x_start_unwind_section): Likewise.
        * doc/as.texi: Document "unique,N" in .section directive.
        * testsuite/gas/elf/elf.exp: Run "unique,N" tests.
        * testsuite/gas/elf/section15.d: New file.
        * testsuite/gas/elf/section15.s: Likewise.
        * testsuite/gas/elf/section16.s: Likewise.
        * testsuite/gas/elf/section16a.d: Likewise.
        * testsuite/gas/elf/section16b.d: Likewise.
        * testsuite/gas/elf/section17.d: Likewise.
        * testsuite/gas/elf/section17.l: Likewise.
        * testsuite/gas/elf/section17.s: Likewise.
        * testsuite/gas/i386/unique.d: Likewise.
        * testsuite/gas/i386/unique.s: Likewise.
        * testsuite/gas/i386/x86-64-unique.d: Likewise.
        * testsuite/gas/i386/i386.exp: Run unique and x86-64-unique.

2020-02-02  H.J. Lu  <hongjiu.lu@intel.com>

        * testsuite/gas/elf/section13.s: Replace @nobits with %nobits.

2020-02-01  Anthony Green  <green@moxielogic.com>

       * config/tc-moxie.c (md_begin): Don't force big-endian mode.

2020-01-31  Sandra Loosemore  <sandra@codesourcery.com>

        * config/tc-nios2.c (nios2_cons): Handle %gotoff as well as
        %tls_ldo.

2020-01-31  Andre Vieira  <andre.simoesdiasvieira@arm.com>

        PR gas/25472
        * config/tc-arm.c (armv8m_main_ext_table): Refactored +dsp adding.
        (armv8_1m_main_ext_table): Refactored +dsp adding and enabled dsp for
        +mve.
        * testsuite/gas/arm/mve_dsp.d: New test.

2020-01-31  Nick Clifton  <nickc@redhat.com>

        * config/tc-s390.c (s390_elf_suffix): Return ELF_SUFFIX_NONE
        rather than BFD_RELOC_NONE.

2020-01-31  Srinath Parvathaneni  <srinath.parvathaneni@arm.com>

        * config/tc-arm.c (fldmias): Moved inside "THUMB_VARIANT & arm_ext_v6t2"
        to support VLDMIA instruction for MVE.
        (fldmdbs): Moved inside "THUMB_VARIANT & arm_ext_v6t2" to support VLDMDB
        instruction for MVE.
        (fstmias): Moved inside "THUMB_VARIANT & arm_ext_v6t2" to support VSTMIA
        instruction for MVE.
        (fstmdbs): Moved inside "THUMB_VARIANT & arm_ext_v6t2" to support VSTMDB
        instruction for MVE.
        * testsuite/gas/arm/mve-ldst.d: New test.
        * testsuite/gas/arm/mve-ldst.s: Likewise.

2020-01-31  Nick Clifton  <nickc@redhat.com>

        * po/fr.po: Updated French translation.
        * po/ru.po: Updated Russian translation.

2020-01-31  Richard Sandiford  <richard.sandiford@arm.com>

        * testsuite/gas/aarch64/sve-bfloat-movprfx.s: Use .h rather than
        .s for the movprfx.
        * testsuite/gas/aarch64/sve-bfloat-movprfx.d: Update accordingly.
        * testsuite/gas/aarch64/sve-movprfx_28.d,
        * testsuite/gas/aarch64/sve-movprfx_28.l,
        * testsuite/gas/aarch64/sve-movprfx_28.s: New test.

2020-01-30  Jan Beulich  <jbeulich@suse.com>

        * config/tc-i386.c (output_disp): Tighten base_opcode check.
        * testsuite/gas/i386/got.s: Add LSL, MOVLPS, and BNDCN cases.
        * testsuite/gas/i386/got-no-relax.d, testsuite/gas/i386/got.d:
        Adjust expectations.

2020-01-30  Jose E. Marchesi  <jose.marchesi@oracle.com>

        * testsuite/gas/bpf/alu.d: Update expected opcode for `neg'.
        * testsuite/gas/bpf/alu-be.d: Likewise.
        * testsuite/gas/bpf/alu32.d: Likewise for `neg32'.
        * testsuite/gas/bpf/alu32-be.d: Likewise.

2020-01-30  Jan Beulich  <jbeulich@suse.com>

        * testsuite/gas/i386/x86-64-branch-2.s,
        testsuite/gas/i386/x86-64-branch-4.s,
        testsuite/gas/i386/x86-64-branch.s: Add RETW cases.
        * testsuite/gas/i386/ilp32/x86-64-branch.d,
        testsuite/gas/i386/x86-64-branch-2.d,
        testsuite/gas/i386/x86-64-branch-4.l,
        testsuite/gas/i386/x86-64-branch.d: Adjust expectations.

2020-01-30  Jan Beulich  <jbeulich@suse.com>

        * config/tc-i386.c (process_suffix): .
        testsuite/gas/i386/noreg64.s: Add IRET and LRET cases.
        testsuite/gas/i386/x86-64-opcode.s: Add suffix to IRET and LRET.
        Add LRETQ case.
        testsuite/gas/i386/x86-64-suffix.s: Drop IRET case without
        suffix.
        testsuite/gas/i386/x86_64.s: Add RETF cases.
        * testsuite/gas/i386/k1om.d, testsuite/gas/i386/l1om.d,
        testsuite/gas/i386/noreg64.d, testsuite/gas/i386/noreg64.l,
        testsuite/gas/i386/x86-64-opcode.d,
        testsuite/gas/i386/x86-64-suffix-intel.d,
        testsuite/gas/i386/x86-64-suffix.d,
        testsuite/gas/i386/x86_64-intel.d
        testsuite/gas/i386/x86_64.d: Adjust expectations.
        * testsuite/gas/i386/x86-64-suffix.e,
        testsuite/gas/i386/x86_64.e: New.

2020-01-30  Jan Beulich  <jbeulich@suse.com>

        * config/tc-i386.c (process_suffix): Redo and move FLDENV et al
        special case.

2020-01-27  H.J. Lu  <hongjiu.lu@intel.com>

        PR binutils/25445
        * config/tc-i386.c (check_long_reg): Also convert to QWORD for
        movsxd.
        * doc/c-i386.texi: Add a node for AMD64 vs. Intel64 ISA
        differences.  Document movslq and movsxd.
        * testsuite/gas/i386/i386.exp: Run PR binutils/25445 tests.
        * testsuite/gas/i386/x86-64-movsxd-intel.d: New file.
        * testsuite/gas/i386/x86-64-movsxd-intel64-intel.d: Likewise.
        * testsuite/gas/i386/x86-64-movsxd-intel64-inval.l: Likewise.
        * testsuite/gas/i386/x86-64-movsxd-intel64-inval.s: Likewise.
        * testsuite/gas/i386/x86-64-movsxd-intel64.d: Likewise.
        * testsuite/gas/i386/x86-64-movsxd-intel64.s: Likewise.
        * testsuite/gas/i386/x86-64-movsxd-inval.l: Likewise.
        * testsuite/gas/i386/x86-64-movsxd-inval.s: Likewise.
        * testsuite/gas/i386/x86-64-movsxd.d: Likewise.
        * testsuite/gas/i386/x86-64-movsxd.s: Likewise.

2020-01-27  Alan Modra  <amodra@gmail.com>

        * testsuite/gas/all/gas.exp: Replace case statements with switch
        statements.
        * testsuite/gas/elf/elf.exp: Likewise.
        * testsuite/gas/macros/macros.exp: Likewise.
        * testsuite/lib/gas-defs.exp: Likewise.

2020-01-27  Tamar Christina  <tamar.christina@arm.com>

        PR 25403
        * testsuite/gas/aarch64/armv8_4-a.d: Add cfinv.
        * testsuite/gas/aarch64/armv8_4-a.s: Likewise.

2020-01-22  Maxim Blinov  <maxim.blinov@embecosm.com>

        * testsuite/gas/riscv/march-ok-s.d: sx is no longer valid and
        s exts must be known, so rename *ok* to *fail*.
        * testsuite/gas/riscv/march-ok-sx.d: Likewise.
        * testsuite/gas/riscv/march-ok-s-with-version: Likewise.
        * testsuite/gas/riscv/march-fail-s.l: Expected error messages for
        above change.
        * testsuite/gas/riscv/march-fail-sx.l: Likewise.
        * testsuite/gas/riscv/march-fail-sx-with-version.l: Likewise.

2020-01-22  H.J. Lu  <hongjiu.lu@intel.com>

        PR gas/25438
        * config/tc-i386.c (check_long_reg): Always disallow double word
        suffix in mnemonic with word general register.
        * testsuite/gas/i386/general.s: Replace word general register
        with double word general register for movl.
        * testsuite/gas/i386/inval.s: Add tests for movl with word general
        register.
        * testsuite/gas/i386/general.l: Updated.
        * testsuite/gas/i386/inval.l: Likewise.

2020-01-22  Alan Modra  <amodra@gmail.com>

        * config/tc-ppc.c (parse_tls_arg): Handle tls arg for
        __tls_get_addr_desc and __tls_get_addr_opt.

2020-01-21  Jan Beulich  <jbeulich@suse.com>

        * testsuite/gas/i386/inval-crc32.s,
        testsuite/gas/i386/x86-64-inval-crc32.s: Add alignment directive.
        * testsuite/gas/i386/inval-crc32.l,
        testsuite/gas/i386/x86-64-inval-crc32.l: Adjust expectations.

2020-01-21  Jan Beulich  <jbeulich@suse.com>

        * config/tc-i386.c (process_suffix): Merge CRC32 handling into
        generic code path. Deal with No_lSuf being set in a template.
        * testsuite/gas/i386/inval-crc32.l,
        testsuite/gas/i386/x86-64-inval-crc32.l: Expect warning(s)
        instead of error(s) when operand size is ambiguous.
        * testsuite/gas/i386/noreg16.s, testsuite/gas/i386/noreg32.s,
        testsuite/gas/i386/noreg64.s: Add CRC32 tests.
        * testsuite/gas/i386/noreg16.d, testsuite/gas/i386/noreg16.l,
        testsuite/gas/i386/noreg32.d, testsuite/gas/i386/noreg32.l,
        testsuite/gas/i386/noreg64.d, testsuite/gas/i386/noreg64.l:
        Adjust expectations.

2020-01-21  Jan Beulich  <jbeulich@suse.com>

        * config/tc-i386.c (process_suffix): Drop SYSRET special case
        and an intel_syntax check. Re-write lack-of-suffix processing
        logic.
        * doc/c-i386.texi: Document operand size defaults for suffix-
        less AT&T syntax insns.
        * testsuite/gas/i386/bundle.s, testsuite/gas/i386/lock-1.s,
        testsuite/gas/i386/opcode.s, testsuite/gas/i386/sse3.s,
        testsuite/gas/i386/x86-64-avx-scalar.s,
        testsuite/gas/i386/x86-64-avx.s,
        testsuite/gas/i386/x86-64-bundle.s,
        testsuite/gas/i386/x86-64-intel64.s,
        testsuite/gas/i386/x86-64-lock-1.s,
        testsuite/gas/i386/x86-64-opcode.s,
        testsuite/gas/i386/x86-64-sse2avx.s,
        testsuite/gas/i386/x86-64-sse3.s: Add missing suffixes.
        * testsuite/gas/i386/nops.s, testsuite/gas/i386/sse-noavx.s,
        testsuite/gas/i386/x86-64-nops.s,
        testsuite/gas/i386/x86-64-ptwrite.s,
        testsuite/gas/i386/x86-64-simd.s,
        testsuite/gas/i386/x86-64-sse-noavx.s,
        testsuite/gas/i386/x86-64-suffix.s: Drop bogus suffix-less
        insns.
        * testsuite/gas/i386/noreg16.s, testsuite/gas/i386/noreg32.s,
        testsuite/gas/i386/noreg64.s: Add further tests.
        * testsuite/gas/i386/ilp32/x86-64-nops.d,
        testsuite/gas/i386/nops.d, testsuite/gas/i386/noreg16.d,
        testsuite/gas/i386/noreg32.d, testsuite/gas/i386/noreg64.d,
        testsuite/gas/i386/sse-noavx.d,
        testsuite/gas/i386/x86-64-intel64.d,
        testsuite/gas/i386/x86-64-nops.d,
        testsuite/gas/i386/x86-64-opcode.d,
        testsuite/gas/i386/x86-64-ptwrite-intel.d,
        testsuite/gas/i386/x86-64-ptwrite.d,
        testsuite/gas/i386/x86-64-simd-intel.d,
        testsuite/gas/i386/x86-64-simd-suffix.d,
        testsuite/gas/i386/x86-64-simd.d,
        testsuite/gas/i386/x86-64-sse-noavx.d
        testsuite/gas/i386/x86-64-suffix.d,
        testsuite/gas/i386/x86-64-suffix-intel.d: Adjust expectations.
        * testsuite/gas/i386/noreg16.l, testsuite/gas/i386/noreg32.l,
        testsuite/gas/i386/noreg64.l: New.
        * testsuite/gas/i386/i386.exp: Run new tests.

2020-01-21  Jan Beulich  <jbeulich@suse.com>

        * testsuite/gas/i386/avx512_bf16_vl.s,
        testsuite/gas/i386/x86-64-avx512_bf16_vl.s: Add broadcast forms
        of VCVTNEPS2BF16{X,Y}. Add operand-size less Intel syntax
        broadcast forms of VCVTNEPS2BF16.
        * testsuite/gas/i386/avx512_bf16_vl.d,
        testsuite/gas/i386/x86-64-avx512_bf16_vl.d: Adjust expectations.

2020-01-20  Nick Clifton  <nickc@redhat.com>

        * po/uk.po: Updated Ukranian translation.

2020-01-20  H.J. Lu  <hongjiu.lu@intel.com>

        PR ld/25416
        * config/tc-i386.c (output_insn): Add a dummy REX_OPCODE prefix
        for lea with R_X86_64_GOTPC32_TLSDESC relocation when generating
        x32 object.
        * testsuite/gas/i386/ilp32/x32-tls.d: Updated.
        * testsuite/gas/i386/ilp32/x32-tls.s: Add tests for lea with
        R_X86_64_GOTPC32_TLSDESC relocation.

2020-01-18  Nick Clifton  <nickc@redhat.com>

        * configure: Regenerate.
        * po/gas.pot: Regenerate.

2020-01-18  Nick Clifton  <nickc@redhat.com>

        Binutils 2.34 branch created.

2020-01-17  H.J. Lu  <hongjiu.lu@intel.com>

        * config/tc-i386.c (_i386_insn): Replace vex_encoding_vex2
        with vex_encoding_vex.
        (parse_insn): Likewise.
        * doc/c-i386.texi: Replace {vex2} with {vex}.  Update {vex}
        and {vex3} documentation.
        * testsuite/gas/i386/pseudos.s: Replace 3 {vex2} tests with
        {vex}.
        * testsuite/gas/i386/x86-64-pseudos.s: Likewise.

2020-01-16  Andre Vieira  <andre.simoesdiasvieira@arm.com>

        PR 25376
        * config/tc-arm.c (mve_ext, mve_fp_ext): Use CORE_HIGH.
        (armv8_1m_main_ext_table): Use CORE_HIGH for mve.
        * testsuite/arm/armv8_1-m-fpu-mve-1.s: New.
        * testsuite/arm/armv8_1-m-fpu-mve-1.d: New.
        * testsuite/arm/armv8_1-m-fpu-mve-2.s: New.
        * testsuite/arm/armv8_1-m-fpu-mve-2.d: New.

2020-01-16  Jan Beulich  <jbeulich@suse.com>

        * config/tc-i386.c (match_template): Drop found_cpu_match local
        variable.

2020-01-16  Jan Beulich  <jbeulich@suse.com>

        * testsuite/gas/i386/avx512dq-inval.l,
        testsuite/gas/i386/avx512dq-inval.s: New.
        * testsuite/gas/i386/i386.exp: Run new test.

2020-01-15  Jozef Lawrynowicz  <jozef.l@mittosystems.com>

        * config/tc-msp430.c (CHECK_RELOC_MSP430): Always generate 430X
        relocations when the target is 430X, except when extracting part of an
        expression.
        (msp430_srcoperand): Adjust comment.
        Initialize the expp member of the msp430_operand_s struct as
        appropriate.
        (msp430_dstoperand): Likewise.
        * testsuite/gas/msp430/msp430.exp: Run new test.
        * testsuite/gas/msp430/reloc-lo-430x.d: New test.
        * testsuite/gas/msp430/reloc-lo-430x.s: New test.

2020-01-15  Alan Modra  <amodra@gmail.com>

        * configure.tgt: Add sparc-*-freebsd case.

2020-01-14  Lili Cui <lili.cui@intel.com>

        * testsuite/gas/i386/align-branch-1a.d: Updated for Darwin.
        * testsuite/gas/i386/align-branch-1b.d: Likewise.
        * testsuite/gas/i386/align-branch-1c.d: Likewise.
        * testsuite/gas/i386/align-branch-1d.d: Likewise.
        * testsuite/gas/i386/align-branch-1e.d: Likewise.
        * testsuite/gas/i386/align-branch-1f.d: Likewise.
        * testsuite/gas/i386/align-branch-1g.d: Likewise.
        * testsuite/gas/i386/align-branch-1h.d: Likewise.
        * testsuite/gas/i386/align-branch-1i.d: Likewise.
        * testsuite/gas/i386/align-branch-5.d: Likewise.
        * testsuite/gas/i386/x86-64-align-branch-1a.d: Likewise.
        * testsuite/gas/i386/x86-64-align-branch-1b.d: Likewise.
        * testsuite/gas/i386/x86-64-align-branch-1c.d: Likewise.
        * testsuite/gas/i386/x86-64-align-branch-1d.d: Likewise.
        * testsuite/gas/i386/x86-64-align-branch-1e.d: Likewise.
        * testsuite/gas/i386/x86-64-align-branch-1f.d: Likewise.
        * testsuite/gas/i386/x86-64-align-branch-1g.d: Likewise.
        * testsuite/gas/i386/x86-64-align-branch-1h.d: Likewise.
        * testsuite/gas/i386/x86-64-align-branch-1i.d: Likewise.
        * testsuite/gas/i386/x86-64-align-branch-5.d: Likewise.
        * testsuite/gas/i386/i386.exp: Skip x86-64-align-branch-2a,
        x86-64-align-branch-2b and x86-64-align-branch-2c on Darwin.

2020-01-14  Sergey Belyashov  <sergey.belyashov@gmail.com>

        PR 25377
        * config/tc-z80.c: Add support for half precision, single
        precision and double precision floating point values.
        * config/tc-z80.h b/gas/config/tc-z80.h: Disable string escapes.
        * doc/as.texi: Add new z80 command line options.
        * doc/c-z80.texi: Document new z80 command line options.
        * testsuite/gas/z80/ez80_pref_dis.s: New test.
        * testsuite/gas/z80/ez80_pref_dis.d: New test driver.
        * testsuite/gas/z80/z80.exp: Run the new test.
        * testsuite/gas/z80/fp_math48.d: Use correct command line option.
        * testsuite/gas/z80/fp_zeda32.d: Likewise.
        * testsuite/gas/z80/strings.d: Update expected output.

2020-01-13  Matthew Malcomson  <matthew.malcomson@arm.com>

        * config/tc-aarch64.c (f64mm, f32mm): Add sve as a feature
        dependency.

2020-01-13  Claudiu Zissulescu  <claziss@gmail.com>

        * config/tc-arc.c (arc_select_cpu): Re-init the bfd if we change
        the CPU.
        * config/tc-arc.h: Add header if/defs.
        * testsuite/gas/arc/pseudos.d: Improve matching pattern.

2020-01-13  Alan Modra  <amodra@gmail.com>

        * testsuite/gas/wasm32/allinsn.d: Update expected output.

2020-01-13  Alan Modra  <amodra@gmail.com>

        * config/tc-tic4x.c (tic4x_operands_match): Correct tic3x trap
        insertion.

2020-01-10  Alan Modra  <amodra@gmail.com>

        * testsuite/gas/elf/pr14891.s: Don't start directives in first column.
        * testsuite/gas/elf/pr21661.d: Don't run on hpux.

2020-01-03  Sergey Belyashov  <sergey.belyashov@gmail.com>

        PR 25224
        * config/tc-z80.c (emit_ld_m_rr): Use integer types when checking
        opcode byte values.
        (emit_ld_r_r): Likewise.
        (emit_ld_rr_m): Likewise.
        (emit_ld_rr_nn): Likewise.

2020-01-09  Jan Beulich  <jbeulich@suse.com>

        * config/tc-i386.c (optimize_encoding): Add
        is_any_vex_encoding() invocations. Drop respective
        i.tm.extension_opcode == None checks.

2020-01-09  Jan Beulich  <jbeulich@suse.com>

        * config/tc-i386.c (md_assemble): Check RegRex is clear during
        REX transformations. Correct comment indentation.

2020-01-09  Jan Beulich  <jbeulich@suse.com>

        * config/tc-i386.c (optimize_encoding): Generalize register
        transformation for TEST optimization.

2020-01-09  Jan Beulich  <jbeulich@suse.com>

        * testsuite/gas/i386/x86-64-sysenter-amd.s,
        testsuite/gas/i386/x86-64-sysenter-amd.d,
        testsuite/gas/i386/x86-64-sysenter-amd.l,
        testsuite/gas/i386/x86-64-sysenter-intel.d,
        testsuite/gas/i386/x86-64-sysenter-mixed.d: New.
        * testsuite/gas/i386/i386.exp: Run new tests.

2020-01-08  Nick Clifton  <nickc@redhat.com>

        PR 25284
        * doc/as.texi (Align): Document the fact that all arguments can be
        omitted.
        (Balign): Likewise.
        (P2align): Likewise.

2020-01-08  Nick Clifton  <nickc@redhat.com>

        PR 14891
        * config/obj-elf.c (obj_elf_section): Fail if the section name is
        already defined as a different symbol type.
        * testsuite/gas/elf/pr14891.s: New test source file.
        * testsuite/gas/elf/pr14891.d: New test driver.
        * testsuite/gas/elf/pr14891.s: New test expected error output.
        * testsuite/gas/elf/elf.exp: Run the new test.

2020-01-08  Alan Modra  <amodra@gmail.com>

        * config/tc-z8k.c (md_begin): Make idx unsigned.
        (get_specific): Likewise for this_index.

2020-01-07  Claudiu Zissulescu  <claziss@synopsys.com>

        * onfig/tc-arc.c (parse_reloc_symbol): New function.
        (tokenize_arguments): Clean up, use parse_reloc_symbol function.
        (md_operand): Set X_md to absent.
        (arc_parse_name): Check for X_md.

2020-01-03  Sergey Belyashov  <sergey.belyashov@gmail.com>

        PR 25311
        * as.h (TC_STRING_ESCAPES): Provide a default definition.
        * app.c (do_scrub_chars): Use TC_STRING_ESCAPES instead of
        NO_STRING_ESCAPES.
        * read.c (next_char_of_string): Likewise.
        * config/tc-ppc.h (TC_STRING_ESCAPES): Define.
        * config/tc-z80.h (TC_STRING_ESCAPES): Define.

2020-01-03  Nick Clifton  <nickc@redhat.com>

        * po/sv.po: Updated Swedish translation.

2020-01-03  Jan Beulich  <jbeulich@suse.com>

        * testsuite/gas/aarch64/f64mm.s: Scale index of LD1RO{H,W,D}.
        * testsuite/gas/aarch64/f64mm.d: Adjust expectations.

2020-01-03  Jan Beulich  <jbeulich@suse.com>

        * testsuite/gas/aarch64/i8mm.s: Add 128-bit form tests for
        by-element usdot. Add 64-bit form tests for by-element sudot.
        * testsuite/gas/aarch64/i8mm.d: Adjust expectations.

2020-01-03  Jan Beulich  <jbeulich@suse.com>

        * testsuite/gas/aarch64/f64mm.s: Drop 'i' from uzip<n>.
        * testsuite/gas/aarch64/f64mm.d: Adjust expectations.

2020-01-03  Jan Beulich  <jbeulich@suse.com>

        * testsuite/gas/aarch64/f64mm.d,
        testsuite/gas/aarch64/sve-movprfx-mm.d: Adjust expectations.

2020-01-02  Sergey Belyashov  <sergey.belyashov@gmail.com>

        * config/tc-z80.c: Add new architectures: Z180 and eZ80. Add
        support for assembler code generated by SDCC. Add new relocation
        types. Add z80-elf target support.
        * config/tc-z80.h: Add z80-elf target support. Enable dollar local
        labels. Local labels starts from ".L".
        * NEWS: Mention the new support.
        * testsuite/gas/all/fwdexp.d: Fix failure due to symbol conflict.
        * testsuite/gas/all/fwdexp.s: Likewise.
        * testsuite/gas/all/cond.l: Likewise.
        * testsuite/gas/all/cond.s: Likewise.
        * testsuite/gas/all/fwdexp.d: Likewise.
        * testsuite/gas/all/fwdexp.s: Likewise.
        * testsuite/gas/elf/section2.e-mips: Likewise.
        * testsuite/gas/elf/section2.l: Likewise.
        * testsuite/gas/elf/section2.s: Likewise.
        * testsuite/gas/macros/app1.d: Likewise.
        * testsuite/gas/macros/app1.s: Likewise.
        * testsuite/gas/macros/app2.d: Likewise.
        * testsuite/gas/macros/app2.s: Likewise.
        * testsuite/gas/macros/app3.d: Likewise.
        * testsuite/gas/macros/app3.s: Likewise.
        * testsuite/gas/macros/app4.d: Likewise.
        * testsuite/gas/macros/app4.s: Likewise.
        * testsuite/gas/macros/app4b.s: Likewise.
        * testsuite/gas/z80/suffix.d: Fix failure on ELF target.
        * testsuite/gas/z80/z80.exp: Add new tests
        * testsuite/gas/z80/dollar.d: New file.
        * testsuite/gas/z80/dollar.s: New file.
        * testsuite/gas/z80/ez80_adl_all.d: New file.
        * testsuite/gas/z80/ez80_adl_all.s: New file.
        * testsuite/gas/z80/ez80_adl_suf.d: New file.
        * testsuite/gas/z80/ez80_isuf.s: New file.
        * testsuite/gas/z80/ez80_z80_all.d: New file.
        * testsuite/gas/z80/ez80_z80_all.s: New file.
        * testsuite/gas/z80/ez80_z80_suf.d: New file.
        * testsuite/gas/z80/r800_extra.d: New file.
        * testsuite/gas/z80/r800_extra.s: New file.
        * testsuite/gas/z80/r800_ii8.d: New file.
        * testsuite/gas/z80/r800_z80_doc.d: New file.
        * testsuite/gas/z80/z180.d: New file.
        * testsuite/gas/z80/z180.s: New file.
        * testsuite/gas/z80/z180_z80_doc.d: New file.
        * testsuite/gas/z80/z80_doc.d: New file.
        * testsuite/gas/z80/z80_doc.s: New file.
        * testsuite/gas/z80/z80_ii8.d: New file.
        * testsuite/gas/z80/z80_ii8.s: New file.
        * testsuite/gas/z80/z80_in_f_c.d: New file.
        * testsuite/gas/z80/z80_in_f_c.s: New file.
        * testsuite/gas/z80/z80_op_ii_ld.d: New file.
        * testsuite/gas/z80/z80_op_ii_ld.s: New file.
        * testsuite/gas/z80/z80_out_c_0.d: New file.
        * testsuite/gas/z80/z80_out_c_0.s: New file.
        * testsuite/gas/z80/z80_reloc.d: New file.
        * testsuite/gas/z80/z80_reloc.s: New file.
        * testsuite/gas/z80/z80_sli.d: New file.
        * testsuite/gas/z80/z80_sli.s: New file.

2020-01-02  Szabolcs Nagy  <szabolcs.nagy@arm.com>

        * config/tc-arm.c (parse_reg_list): Use REG_TYPE_RN instead of
        REGLIST_RN.

2020-01-01  Alan Modra  <amodra@gmail.com>

        Update year range in copyright notice of all files.

For older changes see ChangeLog-2019
\f
Copyright (C) 2020 Free Software Foundation, Inc.

Copying and distribution of this file, with or without modification,
are permitted in any medium without royalty provided the copyright
notice and this notice are preserved.

Local Variables:
mode: change-log
left-margin: 8
fill-column: 74
version-control: never
End: