libgomp plugin - init string

[gcc.git] / libgcc / ChangeLog

2019-09-10  Christophe Lyon  <christophe.lyon@st.com>
        Mickaël Guêné <mickael.guene@st.com>

        * config/arm/unwind-arm.c (_Unwind_VRS_Set): Handle thumb-only
        architecture.

2019-09-10  Christophe Lyon  <christophe.lyon@st.com>
        Mickaël Guêné <mickael.guene@st.com>

        * unwind-arm-common.inc (ARM_SET_R7_RT_SIGRETURN)
        (THUMB2_SET_R7_RT_SIGRETURN, FDPIC_LDR_R12_WITH_FUNCDESC)
        (FDPIC_LDR_R9_WITH_GOT, FDPIC_LDR_PC_WITH_RESTORER)
        (FDPIC_FUNCDESC_OFFSET, ARM_NEW_RT_SIGFRAME_UCONTEXT)
        (ARM_UCONTEXT_SIGCONTEXT, ARM_SIGCONTEXT_R0, FDPIC_T2_LDR_R12_WITH_FUNCDESC)
        (FDPIC_T2_LDR_R9_WITH_GOT, FDPIC_T2_LDR_PC_WITH_RESTORER): New.
        (__gnu_personality_sigframe_fdpic): New.
        (get_eit_entry): Add FDPIC signal frame support.

2019-09-10  Christophe Lyon  <christophe.lyon@st.com>
        Mickaël Guêné <mickael.guene@st.com>

        * config/arm/linux-atomic.c (__kernel_cmpxchg): Add FDPIC support.
        (__kernel_dmb): Likewise.
        (__fdpic_cmpxchg): New function.
        (__fdpic_dmb): New function.
        * config/arm/unwind-arm.h (FDPIC_REGNUM): New define.
        (gnu_Unwind_Find_got): New function.
        (_Unwind_decode_typeinfo_ptr): Add FDPIC support.
        * unwind-arm-common.inc (UCB_PR_GOT): New.
        (funcdesc_t): New struct.
        (get_eit_entry): Add FDPIC support.
        (unwind_phase2): Likewise.
        (unwind_phase2_forced): Likewise.
        (__gnu_Unwind_RaiseException): Likewise.
        (__gnu_Unwind_Resume): Likewise.
        (__gnu_Unwind_Backtrace): Likewise.
        * unwind-pe.h (read_encoded_value_with_base): Likewise.

2019-09-10  Christophe Lyon  <christophe.lyon@st.com>
        Mickaël Guêné <mickael.guene@st.com>

        * libgcc/crtstuff.c: Add support for FDPIC.

2019-09-10  Christophe Lyon  <christophe.lyon@st.com>

        * config.host: Handle *-*-uclinuxfdpiceabi.

2019-09-09  Jose E. Marchesi  <jose.marchesi@oracle.com>

        * config.host: Set cpu_type for bpf-*-* targets.
        * config/bpf/t-bpf: Likewise.
        * config/bpf/crtn.S: Likewise.
        * config/bpf/crti.S: New file.

2019-09-06  Jim Wilson  <jimw@sifive.com>

        * config.host (riscv*-*-linux*): Add t-slibgcc-libgcc to tmake_file.
        (riscv*-*-freebsd*): Likewise.

2019-09-03  Ulrich Weigand  <uweigand@de.ibm.com>

        * config.host: Remove references to spu.
        * config/spu/: Remove directory.

2019-08-23  Jozef Lawrynowicz  <jozef.l@mittosystems.com>

        PR target/91306
        * crtstuff.c (__CTOR_LIST__): Align to the "__alignof__" the array
        element type, instead of "sizeof" the element type.
        (__DTOR_LIST__): Likewise.
        (__TMC_LIST__): Likewise.
        (__do_global_dtors_aux_fini_array_entry): Likewise.
        (__frame_dummy_init_array_entry): Likewise.
        (__CTOR_END__): Likewise.
        (__DTOR_END__): Likweise.
        (__FRAME_END__): Likewise.
        (__TMC_END__): Likewise.

2019-08-20  Lili Cui  <lilicui@intel.com>

        * config/i386/cpuinfo.h: Add INTEL_COREI7_TIGERLAKE and
        INTEL_COREI7_COOPERLAKE.

2019-07-31  Matt Thomas  <matt@3am-software.com>
            Nick Hudson <nick@nthcliff.demon.co.uk>
            Matthew Green <mrg@eterna.com.au>
            Maya Rashish <coypu@sdf.org>

        * config.host (hppa*-*-netbsd*): New case.
        * config/pa/t-netbsd: New file.

2019-07-31  Joel Hutton  <Joel.Hutton@arm.com>

        * config/arm/cmse.c (cmse_check_address_range): Add
        warn_unused_result attribute.

2019-07-22  Martin Liska  <mliska@suse.cz>

        * config/pa/stublib.c: Remove stub symbol __gnu_lto_v1.
        * config/pa/t-stublib: Likewise.

2019-07-22  Stafford Horne  <shorne@gmail.com>

        PR target/90362
        * config/or1k/lib1funcs.S (__udivsi3): Change l.sfeqi
        to l.sfeq and l.sfltsi to l.sflts equivalents as the immediate
        instructions are not available on every processor.  Change a
        l.bnf to l.bf to fix logic issue.

2019-07-04  Iain Sandoe  <iain@sandoe.co.uk>

        * config.host: Remove reference to t-darwin8.

2019-07-03  Iain Sandoe  <iain@sandoe.co.uk>

        * config.host (powerpc-*-darwin*,powerpc64-*-darwin*): Revise crt
        list.
        * config/rs6000/t-darwin: Build crt3_2 for older systems.  Revise
        mmacosx-version-min for crts to run across all system versions.
        * config/rs6000/t-darwin64 (LIB2ADD): Remove.
        * config/t-darwin: Revise mmacosx-version-min for crts to run across
        system versions >= 10.4.

2019-07-03  Martin Liska  <mliska@suse.cz>

        * Makefile.in: Use topn_values instead of one_value names.
        * libgcov-merge.c (__gcov_merge_single): Move to ...
        (__gcov_merge_topn): ... this.
        (merge_single_value_set): Move to ...
        (merge_topn_values_set): ... this.
        * libgcov-profiler.c (__gcov_one_value_profiler_body): Move to
        ...
        (__gcov_topn_values_profiler_body): ... this.
        (__gcov_one_value_profiler_v2): Move to ...
        (__gcov_topn_values_profiler): ... this.
        (__gcov_one_value_profiler_v2_atomic): Move to ...
        (__gcov_topn_values_profiler_atomic): ... this.
        (__gcov_indirect_call_profiler_v4): Remove.
        * libgcov-util.c (__gcov_single_counter_op): Move to ...
        (__gcov_topn_counter_op): ... this.
        * libgcov.h (L_gcov_merge_single): Remove.
        (L_gcov_merge_topn): New.
        (__gcov_merge_single): Remove.
        (__gcov_merge_topn): New.
        (__gcov_one_value_profiler_v2): Move to ..
        (__gcov_topn_values_profiler): ... this.
        (__gcov_one_value_profiler_v2_atomic): Move to ...
        (__gcov_topn_values_profiler_atomic): ... this.

2019-07-03  Martin Liska  <mliska@suse.cz>

        * libgcov-merge.c (merge_single_value_set): Support N values.
        * libgcov-profiler.c (__gcov_one_value_profiler_body): Likewise.

2019-06-27  Ilia Diachkov  <ilia.diachkov@optimitech.com>

        * Makefile.in (USE_TM_CLONE_REGISTRY): New.
        (CRTSTUFF_CFLAGS): Use USE_TM_CLONE_REGISTRY.
        * configure.ac: Add --disable-tm-clone-registry option.
        * configure: Regenerate.

2019-06-27  Martin Liska  <mliska@suse.cz>

        * libgcov-driver-system.c (gcov_exit_open_gcda_file): Remove obviously
        dead assignments.
        * libgcov-util.c: Likewise.

2019-06-27  Martin Liska  <mliska@suse.cz>

        * libgcov-util.c (gcov_profile_merge): Release allocated
        memory.
        (calculate_overlap): Likewise.

2019-06-25  Iain Sandoe  <iain@sandoe.co.uk>

        * config.host: Add libef_ppc.a to the extra files for powerpc-darwin.
        * config/rs6000/t-darwin: (PPC_ENDFILE_SRC, PPC_ENDFILE_OBJS): New.
        Build objects for the out of line save/restore register functions
        so that they can be used for any supported Darwin version.
        * config/t-darwin: Default the build Darwin version to Darwin8
        (MacOS 10.4).

2019-06-25  Martin Liska  <mliska@suse.cz>

        * libgcov-driver-system.c (replace_filename_variables): Do not
        call strlen with NULL argument.

2019-06-25  Andrew Stubbs  <ams@codesourcery.com>

        * config/gcn/t-amdgcn (LIB2ADD): Add unwind-gcn.c.
        * config/gcn/unwind-gcn.c: New file.

2019-06-25  Kwok Cheung Yeung  <kcy@codesourcery.com>
            Andrew Stubbs  <ams@codesourcery.com>

        * configure: Regenerate.
        * config/gcn/gthr-gcn.h: New.

2019-06-18  Tom de Vries  <tdevries@suse.de>

        * config/nvptx/crt0.c (__main): Declare.

2019-06-17  Matthew Green  <mrg@eterna.com.au>
            Maya Rashish  <coypu@sdf.org>

        * config.host (aarch64*-*-netbsd*): New case.

2019-06-16  Jozef Lawrynowicz  <jozef.l@mittosystems.com>

        * config/msp430/slli.S (__mspabi_sllll): New library function for
        performing a logical left shift of a 64-bit value.
        * config/msp430/srai.S (__mspabi_srall): New library function for
        performing a arithmetic right shift of a 64-bit value.
        * config/msp430/srll.S (__mspabi_srlll): New library function for
        performing a logical right shift of a 64-bit value.

2019-06-14  Matt Thomas  <matt@3am-software.com>
            Matthew Green  <mrg@eterna.com.au>
            Nick Hudson  <skrll@netbsd.org>
            Maya Rashish  <coypu@sdf.org>

        * config.host (arm*-*-netbsdelf*): Add support for EABI configurations.
        * config/arm/t-netbsd (LIB1ASMFUNCS): Add some additional assembler
        functions to build.
        * config/arm/t-netbsd-eabi: New file.

2019-06-12  Dimitar Dimitrov  <dimitar@dinux.eu>

        * config.host: Add PRU target.
        * config/pru/asri.c: New file.
        * config/pru/eqd.c: New file.
        * config/pru/eqf.c: New file.
        * config/pru/ged.c: New file.
        * config/pru/gef.c: New file.
        * config/pru/gtd.c: New file.
        * config/pru/gtf.c: New file.
        * config/pru/led.c: New file.
        * config/pru/lef.c: New file.
        * config/pru/lib2bitcountHI.c: New file.
        * config/pru/lib2divHI.c: New file.
        * config/pru/lib2divQI.c: New file.
        * config/pru/lib2divSI.c: New file.
        * config/pru/libgcc-eabi.ver: New file.
        * config/pru/ltd.c: New file.
        * config/pru/ltf.c: New file.
        * config/pru/mpyll.S: New file.
        * config/pru/pru-abi.h: New file.
        * config/pru/pru-asm.h: New file.
        * config/pru/pru-divmod.h: New file.
        * config/pru/sfp-machine.h: New file.
        * config/pru/t-pru: New file.

2019-06-11  Jakub Jelinek  <jakub@redhat.com>

        * libgcov-merge.c (__gcov_merge_single): Revert previous change.

2019-06-10  Martin Liska  <mliska@suse.cz>

        PR bootstrap/90808
        * libgcov.h: Add ATTRIBUTE_UNUSED.

2019-06-10  Martin Liska  <mliska@suse.cz>

        * Makefile.in: Add __gcov_one_value_profiler_v2,
        __gcov_one_value_profiler_v2_atomic and
        __gcov_indirect_call_profiler_v4.
        * libgcov-merge.c (__gcov_merge_single): Change
        function signature.
        (merge_single_value_set): New.
        * libgcov-profiler.c (__gcov_one_value_profiler_body):
        Update functionality.
        (__gcov_one_value_profiler): Remove.
        (__gcov_one_value_profiler_v2): ... this.
        (__gcov_one_value_profiler_atomic): Rename to ...
        (__gcov_one_value_profiler_v2_atomic): this.
        (__gcov_indirect_call_profiler_v3): Rename to ...
        (__gcov_indirect_call_profiler_v4): ... this.
        * libgcov.h (__gcov_one_value_profiler): Remove.
        (__gcov_one_value_profiler_atomic): Remove.
        (__gcov_one_value_profiler_v2_atomic): New.
        (__gcov_indirect_call_profiler_v3): Remove.
        (__gcov_one_value_profiler_v2): New.
        (__gcov_indirect_call_profiler_v4): New.
        (gcov_get_counter_ignore_scaling): New function.

2019-06-07  Martin Liska  <mliska@suse.cz>

        * Makefile.in: Remove usage of
        _gcov_merge_icall_topn.
        * libgcov-driver.c (gcov_sort_n_vals): Remove.
        (gcov_sort_icall_topn_counter): Likewise.
        (gcov_sort_topn_counter_arrays): Likewise.
        (dump_one_gcov): Remove call to gcov_sort_topn_counter_arrays.
        * libgcov-merge.c (__gcov_merge_icall_topn): Remove.
        * libgcov-profiler.c (__gcov_topn_value_profiler_body):
        Likewise.
        (GCOV_ICALL_COUNTER_CLEAR_THRESHOLD): Remove.
        (struct indirect_call_tuple): Remove.
        (__gcov_indirect_call_topn_profiler): Remove.
        * libgcov-util.c (__gcov_icall_topn_counter_op): Remove.
        * libgcov.h (gcov_sort_n_vals): Remove.
        (L_gcov_merge_icall_topn): Likewise.
        (__gcov_merge_icall_topn): Likewise.
        (__gcov_indirect_call_topn_profiler): Likewise.

2019-06-06  Iain Sandoe  <iain@sandoe.co.uk>

        * config/rs6000/t-darwin: Ensure that the unwinder is built with
        altivec enabled.

2019-06-06  Jozef Lawrynowicz  <jozef.l@mittosystems.com>

        * config/msp430/slli.S (__mspabi_slli_n): Put function in its own
        section.
        (__mspabi_slli): Likewise.
        (__mspabi_slll_n): Likewise.
        (__mspabi_slll): Likewise.
        * config/msp430/srai.S (__mspabi_srai_n): Likewise.
        (__mspabi_srai): Likewise.
        (__mspabi_sral_n): Likewise.
        (__mspabi_sral): Likewise.
        * config/msp430/srli.S (__mspabi_srli_n): Likewise.
        (__mspabi_srli): Likewise.
        (__mspabi_srll_n): Likewise.
        (__mspabi_srll): Likewise.

2019-06-05  Yoshinori Sato  <ysato@users.sourceforge.jp>

        * config.host (rx-*-linux*): Add t-fdpbit to tmake_file
        Add appropriate tm_file clause as well.
        * config/rx/t-rx (HOST_LIBGCC2_CFLAGS): Remove.

2019-06-05  James Clarke  <jrtc27@jrtc27.com>

        * config/ia64/crtbegin.S (__dso_handle): Put in .sdata/.sbss
        rather than .data/.bss so it can be accessed via gp-relative
        addressing.

2019-06-05  David Edelsohn  <dje.gcc@gmail.com>

        * config/rs6000/aix-unwind.h (LR_REGNO): Rename to R_LR.
        (CR2_REGNO): Rename to R_CR2.
        (XER_REGNO): Rename to R_XER.
        (FIRST_ALTIVEC_REGNO): Rename to R_FIRST_ALTIVEC.
        (VRSAVE_REGNO): Rename to R_VRSAVE.
        (VSCR_REGNO): R_VSCR.

2019-05-29  Yoshinori Sato  <ysato@users.sourceforge.jp>

        * config.host (rx-*-linux*): Add new case.
        * config/rx/t-rx (HOST_LIBGCC2_CFLAGS): Force DFmode to SFmode.

2019-05-29  Sam Tebbs  <sam.tebbs@arm.com>

        * config/aarch64/aarch64-unwind.h (aarch64_cie_signed_with_b_key): New
        function.
        * config/aarch64/aarch64-unwind.h (aarch64_post_extract_frame_addr,
        aarch64_post_frob_eh_handler_addr): Add check for b-key.
        * config/aarch64/aarch64-unwind-h (aarch64_post_extract_frame_addr,
        aarch64_post_frob_eh_handler_addr, aarch64_post_frob_update_context):
        Rename RA_A_SIGNED_BIT to RA_SIGNED_BIT.
        * unwind-dw2-fde.c (get_cie_encoding): Add check for 'B' in augmentation
        string.
        * unwind-dw2.c (extract_cie_info): Add check for 'B' in augmentation
        string.
        (RA_A_SIGNED_BIT): Rename to RA_SIGNED_BIT.

2019-05-28  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

        * config/sparc/sol2-unwind.h [__arch64__] (sparc64_is_sighandler):
        Remove Solaris 9 and 10 support.
        (sparc_is_sighandler): Likewise.

2019-05-26  John David Anglin  <danglin@gcc.gnu.org>

        * config/pa/linux-unwind.h (pa32_fallback_frame_state): Add cast.

2019-05-17  H.J. Lu  <hongjiu.lu@intel.com>

        * soft-fp/extenddftf2.c: Use "_FP_W_TYPE_SIZE < 64" to check if
        4_FP_W_TYPEs are used for IEEE quad precision.
        * soft-fp/extendhftf2.c: Likewise.
        * soft-fp/extendsftf2.c: Likewise.
        * soft-fp/extendxftf2.c: Likewise.
        * soft-fp/trunctfdf2.c: Likewise.
        * soft-fp/trunctfhf2.c: Likewise.
        * soft-fp/trunctfsf2.c: Likewise.
        * soft-fp/trunctfxf2.c: Likewise.
        * config/rs6000/ibm-ldouble.c: Likewise.

2019-05-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

        * config.host: Simplify various *-*-solaris2.1[0-9]* to
        *-*-solaris2*.
        * configure.ac: Likewise.
        * configure: Regenerate.

        * config/i386/sol2-unwind.h (x86_fallback_frame_state): Remove
        Solaris 10 and Solaris 11 < snv_125 handling.

2019-05-12  Iain Sandoe  <iain@sandoe.co.uk>

        * config/rs6000/darwin-vecsave.S: Set .machine appropriately.

2019-05-07  Hongtao Liu  <hongtao.liu@intel.com>

        * config/i386/cpuinfo.c (get_available_features): Detect BF16.
        * config/i386/cpuinfo.h (enum processor_features): Add
        FEATURE_AVX512BF16.

2019-04-23  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
            Bernd Edlinger  <bernd.edlinger@hotmail.de>
            Jakub Jelinek  <jakub@redhat.com>

        PR target/89093
        * config/arm/pr-support.c: Add #pragma GCC target("general-regs-only").
        * config/arm/unwind-arm.c: Likewise.
        * unwind-c.c (PERSONALITY_FUNCTION): Add general-regs-only target
        attribute for ARM.

2019-04-15  Monk Chiang  <sh.chiang04@gmail.com>

        * config/nds32/linux-unwind.h (SIGRETURN): Remove.
        (RT_SIGRETURN): Update.
        (nds32_fallback_frame_state): Update.

2019-02-21  Martin Sebor  <msebor@redhat.com>

        * libgcc2.h (__clear_cache): Correct signature.
        * libgcc2.c (__clear_cache): Same.

2019-02-20  Uroš Bizjak  <ubizjak@gmail.com>

        * config/alpha/linux-unwind.h (alpha_fallback_frame_state):
        Cast 'mcontext_t *' &rt_->uc.uc_mcontext to 'struct sigcontext *'.

2019-02-19  Uroš Bizjak  <ubizjak@gmail.com>

        * unwind-dw2.c (_Unwind_GetGR) [DWARF_ZERO_REG]: Compare
        regno instead of index to DWARF_ZERO_REG.

2019-02-15  Eric Botcazou  <ebotcazou@adacore.com>

        * config/visium/lib2funcs.c (__set_trampoline_parity): Replace
        TRAMPOLINE_SIZE with __LIBGCC_TRAMPOLINE_SIZE__.

2019-01-31  Uroš Bizjak  <ubizjak@gmail.com>

        * config/alpha/t-linux: Add -mfp-rounding-mode=d
        to HOST_LIBGCC2_CFLAGS.

2019-01-23  Joseph Myers  <joseph@codesourcery.com>

        PR libgcc/88931
        * libgcc2.c (FSTYPE FUNC (DWtype u)): Correct no leading bits case.

2019-01-18  Martin Liska  <mliska@suse.cz>

        * libgcov-profiler.c (__gcov_indirect_call_profiler_v2): Rename
        to ...
        (__gcov_indirect_call_profiler_v3): ... this.
        * libgcov.h (__gcov_indirect_call_profiler_v2): Likewise.
        (__gcov_indirect_call_profiler_v3): Likewise.
        * Makefile.in: Bump function name.

2019-01-18  Martin Liska  <mliska@suse.cz>

        * libgcov-driver.c (GCOV_PROF_PREFIX): Define.
        (gcov_version): Use in gcov_error.
        (merge_one_data): Likewise.
        (dump_one_gcov): Likewise.

2019-01-18  Martin Liska  <mliska@suse.cz>

        * libgcov-driver.c (gcov_version_string): New function.
        (gcov_version): Convert version integer into string.

2019-01-17  Andrew Stubbs  <ams@codesourcery.com>
            Kwok Cheung Yeung  <kcy@codesourcery.com>
            Julian Brown  <julian@codesourcery.com>
            Tom de Vries  <tom@codesourcery.com>

        * config.host: Recognize amdgcn*-*-amdhsa.
        * config/gcn/crt0.c: New file.
        * config/gcn/lib2-divmod-hi.c: New file.
        * config/gcn/lib2-divmod.c: New file.
        * config/gcn/lib2-gcn.h: New file.
        * config/gcn/sfp-machine.h: New file.
        * config/gcn/t-amdgcn: New file.

2019-01-09  Sandra Loosemore  <sandra@codesourcery.com>

        PR other/16615

        * config/c6x/libunwind.S: Mechanically replace "can not" with
        "cannot".
        * config/tilepro/atomic.h: Likewise.
        * config/vxlib-tls.c: Likewise.
        * generic-morestack-thread.c: Likewise.
        * generic-morestack.c: Likewise.
        * mkmap-symver.awk: Likewise.

2019-01-01  Jakub Jelinek  <jakub@redhat.com>

        Update copyright years.

2018-12-20  H.J. Lu  <hongjiu.lu@intel.com>

        * unwind-pe.h (read_encoded_value_with_base): Add GCC pragma
        to ignore -Waddress-of-packed-member.

2018-12-19  Thomas Preud'homme  <thomas.preudhomme@linaro.org>

        * /config/arm/lib1funcs.S (FUNC_START): Remove unused sp_section
        parameter and corresponding code.
        (ARM_FUNC_START): Likewise in both definitions.
        Also update footer comment about condition that need to match with
        gcc/config/arm/elf.h to also include libgcc/config/arm/t-arm.
        * config/arm/ieee754-df.S (muldf3): Also build it if L_arm_muldf3 is
        defined.  Weakly define it in this case.
        * config/arm/ieee754-sf.S (mulsf3): Likewise with L_arm_mulsf3.
        * config/arm/t-elf (LIB1ASMFUNCS): Build _arm_muldf3.o and
        _arm_mulsf3.o before muldiv versions if targeting Thumb-1 only. Add
        comment to keep condition in sync with the one in
        libgcc/config/arm/lib1funcs.S and gcc/config/arm/elf.h.

2018-12-18  Wei Xiao  <wei3.xiao@intel.com>

        * config/i386/cpuinfo.c (get_intel_cpu): Handle cascadelake.
        * config/i386/cpuinfo.h: Add INTEL_COREI7_CASCADELAKE.

2018-12-12  Rasmus Villemoes  <rv@rasmusvillemoes.dk>

        * config/rs6000/tramp.S (__trampoline_setup): Also emit .size
        and .cfi_endproc directives for VxWorks targets.

2018-12-05  Paul Koning  <ni1d@arrl.net>

        * udivmodhi4.c (__udivmodhi4): Fix loop end check.

2018-11-27  Alan Modra  <amodra@gmail.com>

        * config/rs6000/morestack.S (__stack_split_initialize),
        (__morestack_get_guard, __morestack_set_guard),
        (__morestack_make_guard): Provide CFI covering these functions.
        * config/rs6000/tramp.S (__trampoline_setup): Likewise.

2018-11-15  Xianmiao Qu  <xianmiao_qu@c-sky.com>

        * config/csky/linux-unwind.h (sc_pt_regs): Update for kernel.
        (sc_pt_regs_lr): Update for kernel.
        (sc_pt_regs_tls): Update for kernel.

2018-11-15  Xianmiao Qu  <xianmiao_qu@c-sky.com>

        * config/csky/linux-unwind.h: Fix coding style.

2018-11-13  Xianmiao Qu  <xianmiao_qu@c-sky.com>

        * config/csky/linux-unwind.h (_sig_ucontext_t): Remove.
        (csky_fallback_frame_state): Modify the check of the
        instructions to adapt to changes in the kernel

2018-11-09  Stafford Horne  <shorne@gmail.com>
            Richard Henderson  <rth@twiddle.net>

        * config.host: Add OpenRISC support.
        * config/or1k/*: New.

2018-11-08  Kito Cheng  <kito@andestech.com>

        * soft-fp/adddf3.c: Update from glibc.
        * soft-fp/addsf3.c: Likewise.
        * soft-fp/addtf3.c: Likewise.
        * soft-fp/divdf3.c: Likewise.
        * soft-fp/divsf3.c: Likewise.
        * soft-fp/divtf3.c: Likewise.
        * soft-fp/double.h: Likewise.
        * soft-fp/eqdf2.c: Likewise.
        * soft-fp/eqsf2.c: Likewise.
        * soft-fp/eqtf2.c: Likewise.
        * soft-fp/extenddftf2.c: Likewise.
        * soft-fp/extended.h: Likewise.
        * soft-fp/extendhftf2.c: Likewise.
        * soft-fp/extendsfdf2.c: Likewise.
        * soft-fp/extendsftf2.c: Likewise.
        * soft-fp/extendxftf2.c: Likewise.
        * soft-fp/fixdfdi.c: Likewise.
        * soft-fp/fixdfsi.c: Likewise.
        * soft-fp/fixdfti.c: Likewise.
        * soft-fp/fixhfti.c: Likewise.
        * soft-fp/fixsfdi.c: Likewise.
        * soft-fp/fixsfsi.c: Likewise.
        * soft-fp/fixsfti.c: Likewise.
        * soft-fp/fixtfdi.c: Likewise.
        * soft-fp/fixtfsi.c: Likewise.
        * soft-fp/fixtfti.c: Likewise.
        * soft-fp/fixunsdfdi.c: Likewise.
        * soft-fp/fixunsdfsi.c: Likewise.
        * soft-fp/fixunsdfti.c: Likewise.
        * soft-fp/fixunshfti.c: Likewise.
        * soft-fp/fixunssfdi.c: Likewise.
        * soft-fp/fixunssfsi.c: Likewise.
        * soft-fp/fixunssfti.c: Likewise.
        * soft-fp/fixunstfdi.c: Likewise.
        * soft-fp/fixunstfsi.c: Likewise.
        * soft-fp/fixunstfti.c: Likewise.
        * soft-fp/floatdidf.c: Likewise.
        * soft-fp/floatdisf.c: Likewise.
        * soft-fp/floatditf.c: Likewise.
        * soft-fp/floatsidf.c: Likewise.
        * soft-fp/floatsisf.c: Likewise.
        * soft-fp/floatsitf.c: Likewise.
        * soft-fp/floattidf.c: Likewise.
        * soft-fp/floattihf.c: Likewise.
        * soft-fp/floattisf.c: Likewise.
        * soft-fp/floattitf.c: Likewise.
        * soft-fp/floatundidf.c: Likewise.
        * soft-fp/floatundisf.c: Likewise.
        * soft-fp/floatunditf.c: Likewise.
        * soft-fp/floatunsidf.c: Likewise.
        * soft-fp/floatunsisf.c: Likewise.
        * soft-fp/floatunsitf.c: Likewise.
        * soft-fp/floatuntidf.c: Likewise.
        * soft-fp/floatuntihf.c: Likewise.
        * soft-fp/floatuntisf.c: Likewise.
        * soft-fp/floatuntitf.c: Likewise.
        * soft-fp/gedf2.c: Likewise.
        * soft-fp/gesf2.c: Likewise.
        * soft-fp/getf2.c: Likewise.
        * soft-fp/half.h: Likewise.
        * soft-fp/ledf2.c: Likewise.
        * soft-fp/lesf2.c: Likewise.
        * soft-fp/letf2.c: Likewise.
        * soft-fp/muldf3.c: Likewise.
        * soft-fp/mulsf3.c: Likewise.
        * soft-fp/multf3.c: Likewise.
        * soft-fp/negdf2.c: Likewise.
        * soft-fp/negsf2.c: Likewise.
        * soft-fp/negtf2.c: Likewise.
        * soft-fp/op-1.h: Likewise.
        * soft-fp/op-2.h: Likewise.
        * soft-fp/op-4.h: Likewise.
        * soft-fp/op-8.h: Likewise.
        * soft-fp/op-common.h: Likewise.
        * soft-fp/quad.h: Likewise.
        * soft-fp/single.h: Likewise.
        * soft-fp/soft-fp.h: Likewise.
        * soft-fp/subdf3.c: Likewise.
        * soft-fp/subsf3.c: Likewise.
        * soft-fp/subtf3.c: Likewise.
        * soft-fp/truncdfsf2.c: Likewise.
        * soft-fp/trunctfdf2.c: Likewise.
        * soft-fp/trunctfhf2.c: Likewise.
        * soft-fp/trunctfsf2.c: Likewise.
        * soft-fp/trunctfxf2.c: Likewise.
        * soft-fp/unorddf2.c: Likewise.
        * soft-fp/unordsf2.c: Likewise.
        * soft-fp/unordtf2.c: Likewise.

2018-11-04  Venkataramanan Kumar  <Venkataramanan.kumar@amd.com>

        * config/i386/cpuinfo.c: (get_amd_cpu): Add znver2.
        * config/i386/cpuinfo.h (processor_types): Add znver2.

2018-11-01  Paul Koning  <ni1d@arrl.net>

        * config/pdp11/t-pdp11 (LIB2ADD): Add divmod.c.
        (HOST_LIBGCC2_CFLAGS): Change to optimize for size.

2018-10-31  Joseph Myers  <joseph@codesourcery.com>

        PR bootstrap/82856
        * configure.ac: Remove AC_PREREQ.  Use AC_LANG_SOURCE.
        * configure: Regenerate.

2018-10-31  Claudiu Zissulescu  <claziss@synopsys.com>

        * config/arc/lib1funcs.S (_muldi3): New function.
        * config/arc/t-arc (LIB1ASMFUNCS): Add _muldi3.

2018-10-30  Rasmus Villemoes  <rv@rasmusvillemoes.dk>

        * config/gthr-vxworks.h (__gthread_mutex_destroy): Call semDelete.

2018-10-25  Martin Liska  <mliska@suse.cz>

        PR other/87735
        * libgcov-profiler.c: Revert.

2018-10-24  Martin Liska  <mliska@suse.cz>

        * libgcov-profiler.c: Start from 1 in order to distinguish
        functions which were seen and these that were not.

2018-10-18  Paul Koning  <ni1d@arrl.net>

        * udivmodsi4.c (__udivmodsi4): Rename to conform to coding
        standard.
        * divmod.c: Update references to __udivmodsi4.
        * udivmod.c: Ditto.
        * udivhi3.c: New file.
        * udivmodhi4.c: New file.
        * config/pdp11/t-pdp11 (LIB2ADD): Add the new files.

2018-10-17  Rasmus Villemoes  <rv@rasmusvillemoes.dk>

        * Makefile.in (LIB2FUNCS_ST): Filter out LIB2FUNCS_EXCLUDE.

2018-10-12  Olivier Hainque  <hainque@adacore.com>

        * config/rs6000/ibm-ldouble.c: Augment the toplevel guard with
        defined (__FLOAT128_TYPE__) || defined (__LONG_DOUBLE_128__).

2018-10-08  Paul Koning  <ni1d@arrl.net>

        * config/pdp11/t-pdp11: Remove -mfloat32 switch.

2018-10-04  Martin Liska  <mliska@suse.cz>

        PR gcov-profile/84107
        * libgcov-profiler.c (__gcov_indirect_call):
        Change type to indirect_call_tuple.
        (struct indirect_call_tuple): New struct.
        (__gcov_indirect_call_topn_profiler): Change type.
        (__gcov_indirect_call_profiler_v2): Use the new
        variables.
        * libgcov.h (struct indirect_call_tuple): New struct
        definition.

2018-10-03  Uros Bizjak  <ubizjak@gmail.com>

        * libgcc2.c (isnan): Use __builtin_isnan.
        (isfinite): Use __builtin_isfinite.
        (isinf): Use __builtin_isinf.

2018-09-26  Uros Bizjak  <ubizjak@gmail.com>

        * config/i386/crtprec.c (set_precision): Use fnstcw instead of fstcw.

2018-09-21  Alexandre Oliva  <oliva@adacore.com>

        * config/vxcache.c: New file.  Provide __clear_cache, based on
        the cacheTextUpdate VxWorks service.
        * config/t-vxworks (LIB2ADD): Add vxcache.c.
        (LIB2FUNCS_EXCLUDE): Add _clear_cache.
        * config/t-vxwoks7: Likewise.

2018-09-21  Martin Liska  <mliska@suse.cz>

        * libgcov-driver.c (crc32_unsigned): Remove.
        (gcov_histogram_insert): Likewise.
        (gcov_compute_histogram): Likewise.
        (compute_summary): Simplify rapidly.
        (merge_one_data): Do not handle PROGRAM_SUMMARY tag.
        (merge_summary): Rapidly simplify.
        (dump_one_gcov): Ignore gcov_summary.
        (gcov_do_dump): Do not handle program summary, it's not
        used.
        * libgcov-util.c (tag_summary): Remove.
        (read_gcda_finalize): Fix coding style.
        (read_gcda_file): Initialize curr_object_summary.
        (compute_summary): Remove.
        (calculate_overlap): Remove settings of run_max.

2018-09-21  Monk Chiang  <sh.chiang04@gmail.com>

        * config/nds32/linux-unwind.h (struct _rt_sigframe): Use struct
        ucontext_t type instead.
        (nds32_fallback_frame_state): Remove struct _sigframe statement.

2018-09-21  Kito Cheng  <kito.cheng@gmail.com>

        * config/nds32/t-nds32-glibc: New file.

2018-09-18  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

        * configure.ac (solaris_ld_v2_maps): New test.
        * configure: Regenerate.
        * Makefile.in (solaris_ld_v2_maps): New variable.
        * config/t-slibgcc-sld (libgcc-unwind.map): Emit v2 mapfile syntax
        if supported.

2018-08-23  Richard Earnshaw  <rearnsha@arm.com>

        PR target/86951
        * config/arm/lib1funcs.asm (speculation_barrier): New function.
        * config/arm/t-arm (LIB1ASMFUNCS): Add it to list of functions
        to build.

2018-08-22  Iain Sandoe  <iain@sandoe.co.uk>

        * config/unwind-dw2-fde-darwin.c
        (_darwin10_Unwind_FindEnclosingFunction): move from here ...
        * config/darwin10-unwind-find-enc-func.c: … to here.
        * config/t-darwin: Build Darwin10 unwinder shim crt.
        * libgcc/config.host: Add the Darwin10 unwinder shim.

2018-08-21  Rasmus Villemoes  <rv@rasmusvillemoes.dk>

        * config.host: Add crtbegin.o and crtend.o for
        powerpc-wrs-vxworks target.

2018-08-17  Jojo  <jijie_rong@c-sky.com>
            Huibin Wang  <huibin_wang@c-sky.com>
            Sandra Loosemore  <sandra@codesourcery.com>
            Chung-Lin Tang  <cltang@codesourcery.com>

        C-SKY port: libgcc

        * config.host: Add C-SKY support.
        * config/csky/*: New.

2018-08-12  Chung-Ju Wu  <jasonwucj@gmail.com>

        * config/nds32/t-nds32-isr: Rearrange object dependency.
        * config/nds32/initfini.c: Add dwarf2 unwinding support.
        * config/nds32/isr-library/adj_intr_lvl.inc: Consider new extensions
        and registers usage.
        * config/nds32/isr-library/excp_isr.S: Ditto.
        * config/nds32/isr-library/intr_isr.S: Ditto.
        * config/nds32/isr-library/reset.S: Ditto.
        * config/nds32/isr-library/restore_all.inc: Ditto.
        * config/nds32/isr-library/restore_mac_regs.inc: Ditto.
        * config/nds32/isr-library/restore_partial.inc: Ditto.
        * config/nds32/isr-library/restore_usr_regs.inc: Ditto.
        * config/nds32/isr-library/save_all.inc: Ditto.
        * config/nds32/isr-library/save_mac_regs.inc: Ditto.
        * config/nds32/isr-library/save_partial.inc: Ditto.
        * config/nds32/isr-library/save_usr_regs.inc: Ditto.
        * config/nds32/isr-library/vec_vid*.S: Consider 4-byte vector size.

2018-08-11  John David Anglin  <danglin@gcc.gnu.org>

        * config/pa/linux-atomic.c: Update comment.
        (FETCH_AND_OP_2, OP_AND_FETCH_2, FETCH_AND_OP_WORD, OP_AND_FETCH_WORD,
        COMPARE_AND_SWAP_2, __sync_val_compare_and_swap_4,
        SYNC_LOCK_TEST_AND_SET_2, __sync_lock_test_and_set_4): Use
        __ATOMIC_RELAXED for atomic loads.
        (SYNC_LOCK_RELEASE_1): New define.  Use __sync_synchronize() and
        unordered store to release lock.
        (__sync_lock_release_8): Likewise.
        (SYNC_LOCK_RELEASE_2): Remove define.

2018-08-02  Nicolas Pitre <nico@fluxnic.net>

        PR libgcc/86512
        * config/arm/ieee754-df.S: Don't shortcut denormal handling when
        exponent goes negative. Update my email address.
        * config/arm/ieee754-sf.S: Likewise.

2018-08-01  Martin Liska  <mliska@suse.cz>

        * libgcov-profiler.c (__gcov_indirect_call_profiler_v2): Do not
        check that  __gcov_indirect_call_callee is non-null.

2018-07-30  Christophe Lyon  <christophe.lyon@linaro.org>

        * config/arm/ieee754-df.S: Fix comment for code working on
        architectures >= 4.
        * config/arm/ieee754-sf.S: Likewise.

2018-07-27  H.J. Lu  <hongjiu.lu@intel.com>

        PR libgcc/85334
        * config/i386/shadow-stack-unwind.h (_Unwind_Frames_Increment):
        Removed.

2018-07-05  James Clarke  <jrtc27@jrtc27.com>

        * configure: Regenerated.

2018-06-27  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

        * Makefile.in (install_leaf): Use enable_gcov instead of
        enable_libgcov.

2018-06-27  Rasmus Villemoes  <rv@rasmusvillemoes.dk>

        * configure.ac: Add --disable-gcov option.
        * configure: Regenerate.
        * Makefile.in: Honour @enable_gcov@.

2018-06-21  Christophe Lyon  <christophe.lyon@linaro.org>

        * config/arm/lib1funcs.S (__ARM_ARCH__): Remove definitions, use
        __ARM_ARCH and __ARM_FEATURE_CLZ instead.
        (HAVE_ARM_CLZ): Remove definition, use __ARM_FEATURE_CLZ instead.
        * config/arm/ieee754-df.S: Use __ARM_FEATURE_CLZ instead of
        __ARM_ARCH__.
        * config/arm/ieee754-sf.S: Likewise.
        * config/arm/libunwind.S: Use __ARM_ARCH instead of __ARM_ARCH__.

2018-06-21  Christophe Lyon  <christophe.lyon@linaro.org>

        * config/arm/ieee754-df.S: Remove code for __ARM_ARCH__ < 4, no
        longer supported.
        * config/arm/ieee754-sf.S: Likewise.

2018-06-20  Than McIntosh  <thanm@google.com>

        PR libgcc/86213
        * generic-morestack.c (allocate_segment): Move calls to getenv and
        getpagesize to __morestack_load_mmap.
        (__morestack_load_mmap) Initialize static_pagesize and
        use_guard_page here so as to avoid clobbering SSE regs during a
        __morestack call.

2018-06-18  Michael Meissner  <meissner@linux.ibm.com>

        * config/rs6000/t-float128 (FP128_CFLAGS_SW): Compile float128
        support modules with -mno-gnu-attribute.
        * config/rs6000/t-float128-hw (FP128_CFLAGS_HW): Likewise.

2018-06-07  Olivier Hainque  <hainque@adacore.com>

        * config/t-vxworks (LIBGCC_INCLUDES): Add
        -I$(MULTIBUILDTOP)../../gcc/include.
        * config/t-vxworks7: Likewise. Reformat a bit to match
        the t-vxworks layout.

2018-06-07  Olga Makhotina  <olga.makhotina@intel.com>

        * config/i386/cpuinfo.h (processor_types): Add INTEL_TREMONT.

2018-06-07  Martin Liska  <mliska@suse.cz>

        * libgcov-driver.c: Rename cs_all to all and assign it from
        all_prg.

2018-06-07  Martin Liska  <mliska@suse.cz>

        PR bootstrap/86057
        * libgcov-driver-system.c (replace_filename_variables): Use
        memcpy instead of mempcpy.
        (allocate_filename_struct): Do not allocate filename, allocate
        prefix and set it.
        (gcov_exit_open_gcda_file): Allocate memory for gf->filename
        here and properly copy content into it.
        * libgcov-driver.c (struct gcov_filename): Remove max_length
        field, change prefix from size_t into char *.
        (compute_summary): Do not calculate longest filename.
        (gcov_do_dump): Release memory of gf.filename after each file.
        * libgcov-util.c (compute_summary): Use new signature of
        compute_summary.
        (calculate_overlap): Likewise.

2018-06-05  Martin Liska  <mliska@suse.cz>

        PR gcov-profile/47618
        * libgcov-driver-system.c (replace_filename_variables): New
        function.
        (gcov_exit_open_gcda_file): Use it.

2018-06-05  Martin Liska  <mliska@suse.cz>

        * libgcov-driver.c (gcov_compute_histogram): Remove usage
        of gcov_ctr_summary.
        (compute_summary): Do it just for a single summary.
        (merge_one_data): Likewise.
        (merge_summary): Simplify as we read just single summary.
        (dump_one_gcov): Pass proper argument.
        * libgcov-util.c (compute_one_gcov): Simplify as we have just
        single summary.
        (gcov_info_count_all_cold): Likewise.
        (calculate_overlap): Likewise.

2018-06-02  Chung-Ju Wu  <jasonwucj@gmail.com>
            Monk Chiang  <sh.chiang04@gmail.com>

        * config.host (nds32*-linux*): New.
        * config/nds32/linux-atomic.c: New file.
        * config/nds32/linux-unwind.h: New file.

2018-05-31  Uros Bizjak  <ubizjak@gmail.com>

        PR target/85591
        * config/i386/cpuinfo.c (get_amd_cpu): Return
        AMDFAM15H_BDVER2 for AMDFAM15H model 0x2.

2018-05-30  Rasmus Villemoes  <rasmus.villemoes@prevas.dk>

        * crtstuff.c: Remove declaration of _Jv_RegisterClasses.

2018-05-29  Martin Liska  <mliska@suse.cz>

        PR gcov-profile/85759
        * libgcov-driver-system.c (gcov_error): Introduce usage of
        GCOV_EXIT_AT_ERROR env. variable.
        * libgcov-driver.c (merge_one_data): Print error that we
        overwrite a gcov file with a different timestamp.

2018-05-23  Kalamatee  <kalamatee@gmail.com>

        * config/m68k/lb1sf68.S (Laddsf$nf): Fix sign bit handling in
        path to Lf$finfty.

2018-05-18  Kito Cheng <kito.cheng@gmail.com>
            Monk Chiang  <sh.chiang04@gmail.com>
            Jim Wilson <jimw@sifive.com>

        * config/riscv/save-restore.S: Add support for rv32e.

2018-05-18  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

        * config/arm/libunwind.S: Update comment relating to armv5.

2018-05-17  Jerome Lambourg  <lambourg@adacore.com>

        * config/arm/cmse.c (cmse_check_address_range): Replace
        UINTPTR_MAX with __UINTPTR_MAX__ and uintptr_t with __UINTPTR_TYPE__.

2018-05-17  Olga Makhotina  <olga.makhotina@intel.com>

        * config/i386/cpuinfo.h (processor_types): Add INTEL_GOLDMONT_PLUS.
        * config/i386/cpuinfo.c (get_intel_cpu): Detect Goldmont Plus.

2018-05-08  Olga Makhotina  <olga.makhotina@intel.com>

        * config/i386/cpuinfo.h (processor_types): Add INTEL_GOLDMONT.
        * config/i386/cpuinfo.c (get_intel_cpu): Detect Goldmont.

2018-05-07  Amaan Cheval  <amaan.cheval@gmail.com>

        * config.host (x86_64-*-rtems*): Build crti.o and crtn.o.

2018-04-27  Andreas Tobler  <andreast@gcc.gnu.org>
            Maryse Levavasseur <maryse.levavasseur@stormshield.eu>

        PR libgcc/84292
        * config/arm/freebsd-atomic.c (SYNC_OP_AND_FETCH_N): Fix the
        op_and_fetch to return the right result.

2018-04-27  Alan Modra  <amodra@gmail.com>

        PR libgcc/85532
        * config/rs6000/t-crtstuff (CRTSTUFF_T_CFLAGS): Add
        -fno-asynchronous-unwind-tables.

2018-04-25  Chung-Ju Wu  <jasonwucj@gmail.com>

        * config/nds32/sfp-machine.h: Fix settings for NDS32_ABI_2FP_PLUS.
        * config/nds32/t-nds32-newlib (HOST_LIBGCC2_CFLAGS): Use -fwrapv.

2018-04-24  H.J. Lu  <hongjiu.lu@intel.com>

        * config/i386/linux-unwind.h: Add (__CET__ & 2) != 0 check
        when including "config/i386/shadow-stack-unwind.h".

2018-04-24  H.J. Lu  <hongjiu.lu@intel.com>

        * configure: Regenerated.

2018-04-20  Michael Meissner  <meissner@linux.ibm.com>

        PR target/85456
        * config/rs6000/_powikf2.c: New file.  Add support for the
        __builtin_powil function when long double is IEEE 128-bit floating
        point.
        * config/rs6000/float128-ifunc.c (__powikf2_resolve): Add
        __powikf2 support.
        (__powikf2): Likewise.
        * config/rs6000/quad-float128.h (__powikf2_sw): Likewise.
        (__powikf2_hw): Likewise.
        (__powikf2): Likewise.
        * config/rs6000/t-float128 (fp128_ppc_funcs): Likewise.
        * config/rs6000/t-float128-hw (fp128_hw_func): Likewise.
        (_powikf2-hw.c): Likewise.

2018-04-19  H.J. Lu  <hongjiu.lu@intel.com>

        PR libgcc/85334
        * unwind-generic.h (_Unwind_Frames_Increment): New.
        * config/i386/shadow-stack-unwind.h (_Unwind_Frames_Increment):
        Likewise.
        * unwind.inc (_Unwind_RaiseException_Phase2): Increment frame
        count with _Unwind_Frames_Increment.
        (_Unwind_ForcedUnwind_Phase2): Likewise.

2018-04-19  H.J. Lu  <hongjiu.lu@intel.com>

        PR libgcc/85379
        * config/i386/morestack.S (__stack_split_initialize): Add
        _CET_ENDBR.

2018-04-19  Jakub Jelinek  <jakub@redhat.com>

        * configure: Regenerated.

2018-04-18  David Malcolm  <dmalcolm@redhat.com>

        PR jit/85384
        * configure: Regenerate.

2018-04-16  Jakub Jelinek  <jakub@redhat.com>

        PR target/84945
        * config/i386/cpuinfo.c (set_feature): Wrap into do while (0) to avoid
        -Wdangling-else warnings.  Mask shift counts to avoid
        -Wshift-count-negative and -Wshift-count-overflow false positives.

2018-04-06  Ruslan Bukin  <br@bsdpad.com>

        * config.host (riscv*-*-freebsd*): Add RISC-V FreeBSD support.

2018-03-29  H.J. Lu  <hongjiu.lu@intel.com>

        PR target/85100
        * config/i386/cpuinfo.c (XCR_XFEATURE_ENABLED_MASK): New.
        (XSTATE_FP): Likewise.
        (XSTATE_SSE): Likewise.
        (XSTATE_YMM): Likewise.
        (XSTATE_OPMASK): Likewise.
        (XSTATE_ZMM): Likewise.
        (XSTATE_HI_ZMM): Likewise.
        (XCR_AVX_ENABLED_MASK): Likewise.
        (XCR_AVX512F_ENABLED_MASK): Likewise.
        (get_available_features): Enable AVX and AVX512 features only
        if their states are supported by OSXSAVE.

2018-03-22  Igor Tsimbalist  <igor.v.tsimbalist@intel.com>

        PR target/85025
        * config/i386/shadow-stack-unwind.h (_Unwind_Frames_Extra):
        Fix a typo, tmp => 255.

2018-03-20  Jakub Jelinek  <jakub@redhat.com>

        PR target/84945
        * config/i386/cpuinfo.h (__cpu_features2): Declare.
        * config/i386/cpuinfo.c (__cpu_features2): New variable for
        ifndef SHARED only.
        (set_feature): Define.
        (get_available_features): Use set_feature macro.  Set __cpu_features2
        to the second word of features ifndef SHARED.

2018-03-15  Julia Koval  <julia.koval@intel.com>

        * config/i386/cpuinfo.c (get_available_features): Add
        FEATURE_AVX512VBMI2, FEATURE_GFNI, FEATURE_VPCLMULQDQ,
        FEATURE_AVX512VNNI, FEATURE_AVX512BITALG.
        * config/i386/cpuinfo.h (processor_features): Add FEATURE_AVX512VBMI2,
        FEATURE_GFNI, FEATURE_VPCLMULQDQ, FEATURE_AVX512VNNI,
        FEATURE_AVX512BITALG.

2018-03-14  Julia Koval  <julia.koval@intel.com>

        * config/i386/cpuinfo.h (processor_subtypes): Split up icelake on
        icelake client and icelake server.

2018-03-06  John David Anglin  <danglin@gcc.gnu.org>

        * config/pa/fptr.c (_dl_read_access_allowed): New.
        (__canonicalize_funcptr_for_compare): Use it.

2018-02-28  Jakub Jelinek  <jakub@redhat.com>

        PR debug/83917
        * configure.ac (AS_HIDDEN_DIRECTIVE): AC_DEFINE_UNQUOTED this to
        $asm_hidden_op if visibility ("hidden") attribute works.
        (HAVE_AS_CFI_SECTIONS): New AC_DEFINE.
        * config/i386/i386-asm.h: Don't include auto-host.h.
        (PACKAGE_VERSION, PACKAGE_NAME, PACKAGE_STRING, PACKAGE_TARNAME,
        PACKAGE_URL): Don't undefine.
        (USE_GAS_CFI_DIRECTIVES): Don't use nor define this macro, instead
        guard cfi_startproc only on ifdef __GCC_HAVE_DWARF2_CFI_ASM.
        (FN_HIDDEN): Change guard from #ifdef HAVE_GAS_HIDDEN to
        #ifdef AS_HIDDEN_DIRECTIVE, use AS_HIDDEN_DIRECTIVE macro in the
        definition instead of hardcoded .hidden.
        * config/i386/cygwin.S: Include i386-asm.h first before .cfi_sections
        directive.  Use #ifdef HAVE_AS_CFI_SECTIONS rather than
        #ifdef HAVE_GAS_CFI_SECTIONS_DIRECTIVE to guard .cfi_sections.
        (USE_GAS_CFI_DIRECTIVES): Don't define.
        * configure: Regenerated.
        * config.in: Likewise.

2018-02-26  Jakub Jelinek  <jakub@redhat.com>

        PR debug/83917
        * config/i386/i386-asm.h (PACKAGE_VERSION, PACKAGE_NAME,
        PACKAGE_STRING, PACKAGE_TARNAME, PACKAGE_URL): Undefine between
        inclusion of auto-target.h and auto-host.h.
        (USE_GAS_CFI_DIRECTIVES): Define if not defined already based on
        __GCC_HAVE_DWARF2_CFI_ASM.
        (cfi_startproc, cfi_endproc, cfi_adjust_cfa_offset,
        cfi_def_cfa_register, cfi_def_cfa, cfi_register, cfi_offset, cfi_push,
        cfi_pop): Define.
        * config/i386/cygwin.S: Don't include auto-host.h here, just
        define USE_GAS_CFI_DIRECTIVES to 1 or 0 and include i386-asm.h.
        (cfi_startproc, cfi_endproc, cfi_adjust_cfa_offset,
        cfi_def_cfa_register, cfi_register, cfi_push, cfi_pop): Remove.
        * config/i386/resms64fx.h: Add cfi_* directives.
        * config/i386/resms64x.h: Likewise.

2018-02-20  Max Filippov  <jcmvbkbc@gmail.com>

        * config/xtensa/ieee754-df.S (__adddf3_aux): Add
        .literal_position directive.
        * config/xtensa/ieee754-sf.S (__addsf3_aux): Likewise.

2018-02-14  Igor Tsimbalist  <igor.v.tsimbalist@intel.com>

        PR target/84148
        * configure: Regenerate.

2018-02-16  Igor Tsimbalist  <igor.v.tsimbalist@intel.com>

        PR target/84239
        * config/i386/shadow-stack-unwind.h (_Unwind_Frames_Extra):
        Include cetintrin.h not x86intrin.h.

2018-02-08  Igor Tsimbalist  <igor.v.tsimbalist@intel.com>

        PR target/84239
        * config/i386/shadow-stack-unwind.h (_Unwind_Frames_Extra):
        Use new _get_ssp and _inc_ssp intrinsics.

2018-02-02  Julia Koval  <julia.koval@intel.com>

        * config/i386/cpuinfo.h (processor_subtypes): Add INTEL_COREI7_ICELAKE.

2018-01-26  Claudiu Zissulescu  <claziss@synopsys.com>

        * config/arc/lib1funcs.S (__udivmodsi4): Use safe version for RF16
        option.
        (__divsi3): Use RF16 safe registers.
        (__modsi3): Likewise.

2018-01-23  Max Filippov  <jcmvbkbc@gmail.com>

        * config/xtensa/ieee754-df.S (__addsf3, __subsf3, __mulsf3)
        (__divsf3): Make NaN return value quiet.
        * config/xtensa/ieee754-sf.S (__adddf3, __subdf3, __muldf3)
        (__divdf3): Make NaN return value quiet.

2018-01-22  Sebastian Perta  <sebastian.perta@renesas.com>

        * config/rl78/anddi3.S: New assembly file.
        * config/rl78/t-rl78: Added anddi3.S to LIB2ADD.

2018-01-22  Sebastian Perta  <sebastian.perta@renesas.com>

        * config/rl78/umindi3.S: New assembly file.
        * config/rl78/t-rl78: Added umindi3.S to LIB2ADD.

2018-01-22  Sebastian Perta  <sebastian.perta@renesas.com>

        * config/rl78/smindi3.S: New assembly file.
        * config/rl78/t-rl78: Added smindi3.S to LIB2ADD.

2018-01-22  Sebastian Perta  <sebastian.perta@renesas.com>

        * config/rl78/smaxdi3.S: New assembly file.
        * config/rl78/t-rl78: Added smaxdi3.S to LIB2ADD.

2018-01-22  Sebastian Perta  <sebastian.perta@renesas.com>

        * config/rl78/umaxdi3.S: New assembly file.
        * config/rl78/t-rl78: Added umaxdi3.S to LIB2ADD.

2018-01-21  John David Anglin  <danglin@gcc.gnu.org>

        PR lto/83452
        * config/pa/stublib.c (L_gnu_lto_v1): New stub definition.
        * config/pa/t-stublib (gnu_lto_v1-stub.o): Add make fragment.

2018-01-13  Richard Sandiford  <richard.sandiford@linaro.org>

        * config/aarch64/value-unwind.h (aarch64_vg): New function.
        (DWARF_LAZY_REGISTER_VALUE): Define.
        * unwind-dw2.c (_Unwind_GetGR): Use DWARF_LAZY_REGISTER_VALUE
        to provide a fallback register value.

2018-01-08  Michael Meissner  <meissner@linux.vnet.ibm.com>

        * config/rs6000/quad-float128.h (IBM128_TYPE): Explicitly use
        __ibm128, instead of trying to use long double.
        (CVT_FLOAT128_TO_IBM128): Use TFtype instead of __float128 to
        accomidate -mabi=ieeelongdouble multilibs.
        (CVT_IBM128_TO_FLOAT128): Likewise.
        * config/rs6000/ibm-ldouble.c (IBM128_TYPE): New macro to define
        the appropriate IBM extended double type.
        (__gcc_qadd): Change all occurances of long double to IBM128_TYPE.
        (__gcc_qsub): Likewise.
        (__gcc_qmul): Likewise.
        (__gcc_qdiv): Likewise.
        (pack_ldouble): Likewise.
        (__gcc_qneg): Likewise.
        (__gcc_qeq): Likewise.
        (__gcc_qne): Likewise.
        (__gcc_qge): Likewise.
        (__gcc_qle): Likewise.
        (__gcc_stoq): Likewise.
        (__gcc_dtoq): Likewise.
        (__gcc_itoq): Likewise.
        (__gcc_utoq): Likewise.
        (__gcc_qunord): Likewise.
        * config/rs6000/_mulkc3.c (toplevel): Include soft-fp.h and
        quad-float128.h for the definitions.
        (COPYSIGN): Use the f128 version instead of the q version.
        (INFINITY): Likewise.
        (__mulkc3): Use TFmode/TCmode for float128 scalar/complex types.
        * config/rs6000/_divkc3.c (toplevel): Include soft-fp.h and
        quad-float128.h for the definitions.
        (COPYSIGN): Use the f128 version instead of the q version.
        (INFINITY): Likewise.
        (FABS): Likewise.
        (__divkc3): Use TFmode/TCmode for float128 scalar/complex types.
        * config/rs6000/extendkftf2-sw.c (__extendkftf2_sw): Likewise.
        * config/rs6000/trunctfkf2-sw.c (__trunctfkf2_sw): Likewise.

2018-01-05  Sebastian Huber  <sebastian.huber@embedded-brains.de>

        * config.host (epiphany-*-elf*): Add (epiphany-*-rtems*)
        configuration.

2018-01-03  Jakub Jelinek  <jakub@redhat.com>

        Update copyright years.

2017-12-12  Kito Cheng  <kito.cheng@gmail.com>

        * config/riscv/t-elf: Use multi3.c instead of multi3.S.
        * config/riscv/multi3.c: New file.
        * config/riscv/multi3.S: Remove.

2017-12-08  Jim Wilson  <jimw@sifive.com>

        * config/riscv/div.S: Use FUNC_* macros.
        * config/riscv/muldi3.S, config/riscv/multi3.S: Likewise
        * config/riscv/save-restore.S: Likewise.
        * config/riscv/riscv-asm.h: New.

2017-11-30  Michael Meissner  <meissner@linux.vnet.ibm.com>

        * config/rs6000/_mulkc3.c (__mulkc3): Add forward declaration.
        * config/rs6000/_divkc3.c (__divkc3): Likewise.

        PR libgcc/83112
        * config/rs6000/float128-ifunc.c (__addkf3_resolve): Use the
        correct type for all ifunc resolvers to silence -Wattribute-alias
        warnings.  Eliminate the forward declaration of the resolver
        functions which is no longer needed.
        (__subkf3_resolve): Likewise.
        (__mulkf3_resolve): Likewise.
        (__divkf3_resolve): Likewise.
        (__negkf2_resolve): Likewise.
        (__eqkf2_resolve): Likewise.
        (__nekf2_resolve): Likewise.
        (__gekf2_resolve): Likewise.
        (__gtkf2_resolve): Likewise.
        (__lekf2_resolve): Likewise.
        (__ltkf2_resolve): Likewise.
        (__unordkf2_resolve): Likewise.
        (__extendsfkf2_resolve): Likewise.
        (__extenddfkf2_resolve): Likewise.
        (__trunckfsf2_resolve): Likewise.
        (__trunckfdf2_resolve): Likewise.
        (__fixkfsi_resolve): Likewise.
        (__fixkfdi_resolve): Likewise.
        (__fixunskfsi_resolve): Likewise.
        (__fixunskfdi_resolve): Likewise.
        (__floatsikf_resolve): Likewise.
        (__floatdikf_resolve): Likewise.
        (__floatunsikf_resolve): Likewise.
        (__floatundikf_resolve): Likewise.
        (__extendkftf2_resolve): Likewise.
        (__trunctfkf2_resolve): Likewise.

        PR libgcc/83103
        * config/rs6000/quad-float128.h (TF): Don't define if long double
        is IEEE 128-bit floating point.
        (TCtype): Define as either TCmode or KCmode, depending on whether
        long double is IEEE 128-bit floating point.
        (__mulkc3_sw): Add declarations for software/hardware versions of
        complex multiply/divide.
        (__divkc3_sw): Likewise.
        (__mulkc3_hw): Likewise.
        (__divkc3_hw): Likewise.
        * config/rs6000/_mulkc3.c (_mulkc3): If we are building ifunc
        handlers to switch between using software emulation and hardware
        float128 instructions, build the complex multiply/divide functions
        for both software and hardware support.
        * config/rs6000/_divkc3.c (_divkc3): Likewise.
        * config/rs6000/float128-ifunc.c (__mulkc3_resolve): Likewise.
        (__divkc3_resolve): Likewise.
        (__mulkc3): Likewise.
        (__divkc3): Likewise.
        * config/rs6000/t-float128-hw (fp128_hardfp_src): Likewise.
        (fp128_hw_src): Likewise.
        (fp128_hw_static_obj): Likewise.
        (fp128_hw_shared_obj): Likewise.
        (_mulkc3-hw.c): Create _mulkc3-hw.c and _divkc3-hw.c from
        _mulkc3.c and _divkc3.c, changing the function name.
        (_divkc3-hw.c): Likewise.
        * config/rs6000/t-float128 (clean-float128): Delete _mulkc3-hw.c
        and _divkc3-hw.c.

2017-11-26  Julia Koval  <julia.koval@intel.com>

        * config/i386/cpuinfo.c (get_intel_cpu): Handle cannonlake.
        * config/i386/cpuinfo.h (processor_subtypes): Add
        INTEL_COREI7_CANNONLAKE.

2017-11-20  Igor Tsimbalist  <igor.v.tsimbalist@intel.com>

        PR bootstrap/83015
        * config/cr16/unwind-cr16.c (uw_install_context): Add FRAMES
        parameter.
        * config/xtensa/unwind-dw2-xtensa.c: Likewise
        * config/ia64/unwind-ia64.c: Add frames parameter.
        * unwind-sjlj.c: Likewise.

2017-11-17  Igor Tsimbalist  <igor.v.tsimbalist@intel.com>

        * config/i386/linux-unwind.h: Include
        config/i386/shadow-stack-unwind.h.
        * config/i386/shadow-stack-unwind.h: New file.
        * unwind-dw2.c: (uw_install_context): Add a frame parameter and
        pass it to _Unwind_Frames_Extra.
        * unwind-generic.h (_Unwind_Frames_Extra): New.
        * unwind.inc (_Unwind_RaiseException_Phase2): Add frames_p
        parameter. Add local variable frames to count number of frames.
        (_Unwind_ForcedUnwind_Phase2): Likewise.
        (_Unwind_RaiseException): Add local variable frames to count
        number of frames, pass it to _Unwind_RaiseException_Phase2 and
        uw_install_context.
        (_Unwind_ForcedUnwind): Likewise.
        (_Unwind_Resume): Likewise.
        (_Unwind_Resume_or_Rethrow): Likewise.

2017-11-17  Igor Tsimbalist  <igor.v.tsimbalist@intel.com>

        * Makefile.in (configure_deps): Add $(srcdir)/../config/cet.m4.
        (CET_FLAGS): New.
        * config/i386/morestack.S: Include <cet.h>.
        (__morestack_large_model): Add _CET_ENDBR at function entrance.
        * config/i386/resms64.h: Include <cet.h>.
        * config/i386/resms64f.h: Likewise.
        * config/i386/resms64fx.h: Likewise.
        * config/i386/resms64x.h: Likewise.
        * config/i386/savms64.h: Likewise.
        * config/i386/savms64f.h: Likewise.
        * config/i386/t-linux (HOST_LIBGCC2_CFLAGS): Add $(CET_FLAGS).
        (CRTSTUFF_T_CFLAGS): Likewise.
        * configure.ac: Include ../config/cet.m4.
        Set and substitute CET_FLAGS.
        * configure: Regenerated.

2017-11-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

        * config.host (*-*-solaris2*): Adapt comment for Solaris 12
        renaming.
        * config/sol2/crtpg.c (__start_crt_compiler): Likewise.
        * configure.ac (libgcc_cv_solaris_crts): Likewise.
        * configure: Regenerate.

2017-11-07  Tom de Vries  <tom@codesourcery.com>

        * config/rs6000/aix-unwind.h (REGISTER_CFA_OFFSET_FOR): Remove semicolon
        after "do {} while (0)".

2017-11-07  Tom de Vries  <tom@codesourcery.com>

        PR other/82784
        * config/aarch64/sfp-machine.h (FP_HANDLE_EXCEPTIONS): Remove
        semicolon after "do {} while (0)".
        * config/i386/sfp-machine.h (FP_HANDLE_EXCEPTIONS): Same.
        * config/ia64/sfp-machine.h (FP_HANDLE_EXCEPTIONS): Same.
        * config/mips/sfp-machine.h (FP_HANDLE_EXCEPTIONS): Same.
        * config/rs6000/sfp-machine.h (FP_HANDLE_EXCEPTIONS): Same.

2017-11-04  Andreas Tobler  <andreast@gcc.gnu.org>

        PR libgcc/82635
        * config/i386/freebsd-unwind.h (MD_FALLBACK_FRAME_STATE_FOR): Use a
        sysctl to determine whether we're in a trampoline.
        Keep the pattern matching method for systems without
        KERN_PROC_SIGTRAMP sysctl.

2017-11-03  Cupertino Miranda  <cmiranda@synopsys.com>
            Vineet Gupta <vgupta@synopsys.com>

        * config.host (arc*-*-linux*): Set md_unwind_header variable.
        * config/arc/linux-unwind-reg.def: New file.
        * config/arc/linux-unwind-reg.h: Likewise.

2017-10-23  Sebastian Perta  <sebastian.perta@renesas.com>

        * config/rl78/subdi3.S: New assembly file.
        * config/rl78/t-rl78: Added subdi3.S to LIB2ADD.

2017-10-13  Sebastian Perta  <sebastian.perta@renesas.com>

        * config/rl78/adddi3.S: New assembly file.
        * config/rl78/t-rl78: Added adddi3.S to LIB2ADD.

2017-10-13  Jakub Jelinek  <jakub@redhat.com>

        PR target/82274
        * libgcc2.c (__mulvDI3): If both operands have
        the same highpart of -1 and the topmost bit of lowpart is 0,
        multiplication overflows even if both lowparts are 0.

2017-09-28  James Bowman  <james.bowman@ftdichip.com>

        * config/ft32/crti-hw.S: Add watchdog vector, FT930 IRQ support.

2017-09-26  Joseph Myers  <joseph@codesourcery.com>

        * config/microblaze/crti.S, config/microblaze/crtn.S,
        config/microblaze/divsi3.S, config/microblaze/moddi3.S,
        config/microblaze/modsi3.S, config/microblaze/muldi3_hard.S,
        config/microblaze/mulsi3.S,
        config/microblaze/stack_overflow_exit.S,
        config/microblaze/udivsi3.S, config/microblaze/umodsi3.S,
        config/pa/milli64.S: Add .note.GNU-stack section.

2017-09-23  Daniel Santos  <daniel.santos@pobox.com>

        * configure.ac: Add Check for HAVE_AS_AVX.
        * config.in: Regenerate.
        * configure: Likewise.
        * config/i386/i386-asm.h: Include auto-target.h from libgcc.
        (SSE_SAVE, SSE_RESTORE): Emit .byte sequence for !HAVE_AS_AVX.
        Correct out-of-date comments.

2017-09-20  Sebastian Peryt  <sebastian.peryt@intel.com>

        * config/i386/cpuinfo.h (processor_types): Add INTEL_KNM.
        * config/i386/cpuinfo.c (get_intel_cpu): Detect Knights Mill.

2017-09-17  Daniel Santos  <daniel.santos@pobox.com>

        * config/i386/i386-asm.h (PASTE2): New macro.
        (ASMNAME): Modify to use PASTE2.
        (MS2SYSV_STUB_PREFIX): New macro for isa prefix.
        (MS2SYSV_STUB_BEGIN, MS2SYSV_STUB_END): New macros for stub headers.
        * config/i386/resms64.S: Rename to a header file, use MS2SYSV_STUB_BEGIN
        instead of HIDDEN_FUNC and MS2SYSV_STUB_END instead of FUNC_END.
        * config/i386/resms64f.S: Likewise.
        * config/i386/resms64fx.S: Likewise.
        * config/i386/resms64x.S: Likewise.
        * config/i386/savms64.S: Likewise.
        * config/i386/savms64f.S: Likewise.
        * config/i386/avx_resms64.S: New file that only defines a macro and
        includes it's corresponding header file.
        * config/i386/avx_resms64f.S: Likewise.
        * config/i386/avx_resms64fx.S: Likewise.
        * config/i386/avx_resms64x.S: Likewise.
        * config/i386/avx_savms64.S: Likewise.
        * config/i386/avx_savms64f.S: Likewise.
        * config/i386/sse_resms64.S: Likewise.
        * config/i386/sse_resms64f.S: Likewise.
        * config/i386/sse_resms64fx.S: Likewise.
        * config/i386/sse_resms64x.S: Likewise.
        * config/i386/sse_savms64.S: Likewise.
        * config/i386/sse_savms64f.S: Likewise.
        * config/i386/t-msabi: Modified to add avx and sse versions of stubs.

2017-09-01  Olivier Hainque  <hainque@adacore.com>
        * config.host (*-*-vxworks7): Widen scope to vxworks7*.

2017-08-31  Olivier Hainque  <hainque@adacore.com>

        * config.host (powerpc-wrs-vxworks|vxworksae|vxworksmils): Now
        match as powerpc-wrs-vxworks*.

2017-08-07  Jonathan Yong  <10walls@gmail.com>

        * config.host (*-cygwin): Include file from mingw
        config/i386/enable-execute-stack-mingw32.c

2017-08-01  Jerome Lambourg  <lambourg@adacore.com>
            Doug Rupp  <rupp@adacore.com>
            Olivier Hainque  <hainque@adacore.com>

        * config.host (arm-wrs-vxworks*): Rework to handle arm-wrs-vxworks7
        as well as arm-wrs-vxworks.
        * config/arm/t-vxworks7: New file.  Add unwind-arm-vxworks.c to
        LIB2ADDEH.
        * config/arm/unwind-arm-vxworks.c: New file. Provide dummy
        __exidx_start and __exidx_end for downloadable modules.

2017-08-01  Olivier Hainque  <hainque@adacore.com>

        * config/t-vxworks (LIBGCC2_INCLUDES): Start with -I. after -nostdinc.
        * config/t-vxworks7: Likewise.

2017-08-01  Olivier Hainque  <hainque@adacore.com>

        * config/t-vxworks: Instead of redefining LIB2ADD,
        augment LIB2ADDEH with vxlib.c and vxlib-tls.c.

2017-07-28  Sebastian Huber  <sebastian.huber@embedded-brains.de>

        * config/rs6000/ibm-ldouble.c: Disable if defined __rtems__.

2017-07-24  Daniel Santos  <daniel.santos@pobox.com>

        PR testsuite/80759
        * config.host: include i386/t-msabi for darwin and solaris.
        * config/i386/i386-asm.h
        (ELFFN): Rename to FN_TYPE.
        (FN_SIZE): New macro.
        (FN_HIDDEN): Likewise.
        (ASMNAME): Likewise.
        (FUNC_START): Rename to FUNC_BEGIN, use ASMNAME, replace .global with
        .globl.
        (HIDDEN_FUNC): Use ASMNAME and .globl instead of .global.
        (SSE_SAVE): Convert to cpp macro, hard-code offset (always 0x60).
        * config/i386/resms64.S: Use SSE_SAVE as cpp macro instead of gas
        .macro.
        * config/i386/resms64f.S: Likewise.
        * config/i386/resms64fx.S: Likewise.
        * config/i386/resms64x.S: Likewise.
        * config/i386/savms64.S: Likewise.
        * config/i386/savms64f.S: Likewise.

2017-07-19  John Marino  <gnugcc@marino.st>

        * config/i386/dragonfly-unwind.h: Handle sigtramp relocation.

2017-07-12  Michael Meissner  <meissner@linux.vnet.ibm.com>

        PR target/81193
        * configure.ac (PowerPC float128 hardware support): Test whether
        we can use __builtin_cpu_supports before enabling the ifunc
        handler.
        * configure: Regenerate.

2017-07-10  Vineet Gupta <vgupta@synopsys.com>

        * config.host: Remove uclibc from arc target spec.

2017-07-09  Krister Walfridsson  <krister.walfridsson@gmail.com>

        * config.host (*-*-netbsd*): Remove check for aout NetBSD releases.

2017-07-07  Peter Bergner  <bergner@vnet.ibm.com>

        * config/rs6000/float128-ifunc.c: Don't include auxv.h.
        (have_ieee_hw_p): Delete function.
        (SW_OR_HW) Use __builtin_cpu_supports().

2017-07-06  Thomas Preud'homme  <thomas.preudhomme@arm.com>

        * config/arm/lib1funcs.S: Defined __ARM_ARCH__ to 8 for ARMv8-R.

2017-07-03  Olivier Hainque  <hainque@adacore.com>

        * config/t-vxworks7: New file, really.

2017-06-28  Joseph Myers  <joseph@codesourcery.com>

        * config/aarch64/linux-unwind.h (aarch64_fallback_frame_state),
        config/alpha/linux-unwind.h (alpha_fallback_frame_state),
        config/bfin/linux-unwind.h (bfin_fallback_frame_state),
        config/i386/linux-unwind.h (x86_64_fallback_frame_state,
        x86_fallback_frame_state), config/m68k/linux-unwind.h (struct
        uw_ucontext), config/nios2/linux-unwind.h (struct nios2_ucontext),
        config/pa/linux-unwind.h (pa32_fallback_frame_state),
        config/riscv/linux-unwind.h (riscv_fallback_frame_state),
        config/sh/linux-unwind.h (sh_fallback_frame_state),
        config/tilepro/linux-unwind.h (tile_fallback_frame_state),
        config/xtensa/linux-unwind.h (xtensa_fallback_frame_state): Use
        ucontext_t instead of struct ucontext.

2017-06-27  Jerome Lambourg  <lambourg@adacore.com>

        * config.host (i*86-wrs-vxworks7): Handle new acceptable triplet.
        (x86_64-wrs-vxworks7): Likewise.

2017-06-27  Olivier Hainque  <hainque@adacore.com>

        * config/t-vxworks7: New file.
        * config.host (*-*-vxworks7): Use it.

2017-06-22  Matt Turner  <mattst88@gmail.com>

        * config/i386/cpuinfo.c (get_intel_cpu): Add Kaby Lake models to
        skylake case.

2017-06-21  Richard Biener  <rguenther@suse.de>

        PR gcov-profile/81080
        * configure.ac: Add AC_SYS_LARGEFILE.
        * libgcov.h: Include auto-target.h before tsystem.h to pick
        up _FILE_OFFSET_BITS which might differ for multilibs.
        * config.in: Regenerate.
        * configure: Likewise.

2017-06-16  Richard Earnshaw  <rearnsha@arm.com>

        * config/arm/cmse_nonsecure_call.S: Explicitly set the FPU.

2017-06-09  Martin Liska  <mliska@suse.cz>

        * libgcov-profiler.c (__gcov_indirect_call_profiler_v2):
        Reset __gcov_indirect_call_callee to NULL.

2017-06-08  Olivier Hainque  <hainque@adacore.com>

        * config/t-vxworks (LIBGCC2_INCLUDES): Add path to wrn/coreip to
        the set of -I options, support for direct inclusions of net/uio.h
        by VxWorks header files via ioLib.h.

2017-06-07  Tony Reix  <tony.reix@atos.net>
            Matthieu Sarter  <matthieu.sarter.external@atos.net>
            David Edelsohn  <dje.gcc@gmail.com>

        * config/rs6000/aix-unwind.h (MD_FALLBACK_FRAME_STATE_FOR): Define
        unconditionally.
        (ucontext_for): Add 64-bit AIX 6.1, 7.1, 7.2 support.  Add 32-bit
        AIX 7.2 support.

2017-06-02  Olivier Hainque  <hainque@adacore.com>

        * config/vxlib.c (__gthread_once): Add missing value to
        return statement.

2017-05-30  Olivier Hainque  <hainque@adacore.com>

        * config/t-vxworks (LIBGCC2_INCLUDES): Remove extraneous
        dollar sign before $(MULTIDIR).

2017-05-26  Richard Henderson  <rth@redhat.com>

        PR libgcc/80037
        * config/alpha/t-alpha (CRTSTUFF_T_CFLAGS): New.

2017-05-17  Andreas Tobler  <andreast@gcc.gnu.org>

        * config/arm/unwind-arm.h: Make _Unwind_GetIP, _Unwind_GetIPInfo and
        _Unwind_SetIP available as functions for arm*-*-freebsd*.
        * config/arm/unwind-arm.c: Implement the above.

2017-05-15  Adhemerval Zanella  <adhemerval.zanella@linaro.org>

        * config/sparc/lb1spc.S [__ELF__ && __linux__]: Emit .note.GNU-stack
        section for a non-executable stack.

2017-05-14  Krister Walfridsson  <krister.walfridsson@gmail.com>

        PR target/80600
        * config.host (*-*-netbsd*): Add t-slibgcc-libgcc to tmake_file.

2017-05-14  Daniel Santos  <daniel.santos@pobox.com>

        * config.host: Add i386/t-msabi to i386/t-linux file list.
        * config/i386/i386-asm.h: New file.
        * config/i386/resms64.S: New file.
        * config/i386/resms64f.S: New file.
        * config/i386/resms64fx.S: New file.
        * config/i386/resms64x.S: New file.
        * config/i386/savms64.S: New file.
        * config/i386/savms64f.S: New file.
        * config/i386/t-msabi: New file.

2017-05-09  Andreas Tobler  <andreast@gcc.gnu.org>

        * config.host: Use the generic FreeBSD t-slibgcc-elf-ver for
        arm*-*-freebsd* instead of the t-slibgcc-libgcc.

2017-05-05  Joshua Conner  <joshconner@google.com>

        * config/arm/unwind-arm.h (_Unwind_decode_typeinfo_ptr): Use
        pc-relative indirect handling for fuchsia.
        * config/t-slibgcc-fuchsia: New file.
        * config.host (*-*-fuchsia*, aarch64*-*-fuchsia*, arm*-*-fuchsia*,
        x86_64-*-fuchsia*): Add definitions.

2017-04-19  Martin Liska  <mliska@suse.cz>

        PR gcov-profile/80435
        * Makefile.in: Install gcov.h.
        * gcov.h: New file.
        * libgcov.h: Use the header and make __gcov_flush publicly
        visible.

2017-04-18  Martin Liska  <mliska@suse.cz>

        PR gcov-profile/78783
        * libgcov-driver.c (gcov_get_filename): New function.

2017-04-07  Jeff Law  <law@redhat.com>

        * Makefile.in: Swap definition of LIBGCC_LINKS and inclusion of
        target makefile fragment.
        * config/sh/t-sh (unwind-dw2-Os-4-200.o): Depend on LIBGCC_LINKS.

2017-04-07  Alan Modra  <amodra@gmail.com>

        PR target/45053
        * config/rs6000/t-crtstuff (CRTSTUFF_T_CFLAGS): Add -O2.

2017-04-03  Jonathan Wakely  <jwakely@redhat.com>

        * config/c6x/pr-support.c (__gnu_unwind_execute): Fix typo in comment.

2017-03-27  Claudiu Zissulescu  <claziss@synopsys.com>

        * config/arc/ieee-754/divdf3.S (__divdf3): Use __ARCEM__.

2017-03-10  John Marino  <gnugcc@marino.st>

        * config/aarch64/freebsd-unwind.h: New file.
        * config.host: Add aarch64-*-freebsd unwinder.

2017-03-10  Segher Boessenkool  <segher@kernel.crashing.org>

        * config/rs6000/crtrestvr.s: Use .machine altivec.
        * config/rs6000/crtsavevr.s: Ditto.

2017-03-10  Segher Boessenkool  <segher@kernel.crashing.org>

        * configure.ac (test for libgcc_cv_powerpc_float128): Temporarily
        modify CFLAGS.  Add -mabi=altivec -mvsx -mfloat128.
        (test for libgcc_cv_powerpc_float128_hw): Add -mpower9-vector and
        -mfloat128-hardware to the CFLAGS.  Fix syntax error in the C snippet.
        * configure: Regenerate.
        * config.in: Regenerate.

2017-03-02  Jonathan Yong <10walls@gmail.com>

        * config/i386/gthr-win32.h: Define NOGDI before
        windows.h include to prevent w32api CC_NONE macro
        clash with libgfortran.

2017-03-02  Jonathan Yong <10walls@gmail.com>

        * unwind-seh.c: Suppress warnings for RtlUnwindEx calls.

2017-02-16  Andrew Pinski  <apinski@cavium.com>

        * config/aarch64/value-unwind.h: New file.
        * config.host (aarch64*-*-*): Add aarch64/value-unwind.h
        to tm_file.

2017-02-06  Palmer Dabbelt <palmer@dabbelt.com>

        * config.host: Add RISC-V tuples.
        * config/riscv/atomic.c: New file.
        * config/riscv/crti.S: Likewise.
        * config/riscv/crtn.S: Likewise.
        * config/riscv/div.S: Likewise.
        * config/riscv/linux-unwind.h: Likewise.
        * config/riscv/muldi3.S: Likewise.
        * config/riscv/multi3.S: Likewise.
        * config/riscv/save-restore.S: Likewise.
        * config/riscv/sfp-machine.h: Likewise.
        * config/riscv/t-elf: Likewise.
        * config/riscv/t-elf32: Likewise.
        * config/riscv/t-elf64: Likewise.
        * config/riscv/t-softfp32: Likewise.
        * config/riscv/t-softfp64: Likewise.

2017-01-24  Jakub Jelinek  <jakub@redhat.com>

        * soft-fp/op-common.h (_FP_MUL, _FP_FMA, _FP_DIV): Add
        /* FALLTHRU */ comments.

2017-01-21  Gerald Pfeifer  <gerald@pfeifer.com>

        * config/i386/cygming-crtbegin.c (LIBGCJ_SONAME): No longer #define.

2017-01-20  Jiong Wang  <jiong.wang@arm.com>

        * config/aarch64/aarch64-unwind.h: Empty this file on ILP32.
        * unwind-dw2.c (execute_cfa_program):  Only multiplexing
        DW_CFA_GNU_window_save for AArch64 and LP64.

2017-01-20  Jiong Wang  <jiong.wang@arm.com>

        * config/aarch64/linux-unwind.h: Always include aarch64-unwind.h.

2017-01-19  Jiong Wang  <jiong.wang@arm.com>

        * config/aarch64/aarch64-unwind.h: New file.
        (DWARF_REGNUM_AARCH64_RA_STATE): Define.
        (MD_POST_EXTRACT_ROOT_ADDR): New target marcro and define it on AArch64.
        (MD_POST_EXTRACT_FRAME_ADDR): Likewise.
        (MD_POST_FROB_EH_HANDLER_ADDR): Likewise.
        (MD_FROB_UPDATE_CONTEXT): Define it on AArch64.
        (aarch64_post_extract_frame_addr): New function.
        (aarch64_post_frob_eh_handler_addr): New function.
        (aarch64_frob_update_context): New function.
        * config/aarch64/linux-unwind.h: Include aarch64-unwind.h
        * config.host (aarch64*-*-elf, aarch64*-*-rtems*,
        aarch64*-*-freebsd*):
        Initialize md_unwind_header to include aarch64-unwind.h.
        * unwind-dw2.c (struct _Unwind_Context): Define "RA_A_SIGNED_BIT".
        (execute_cfa_program): Multiplex DW_CFA_GNU_window_save for
        __aarch64__.
        (uw_update_context): Honor MD_POST_EXTRACT_FRAME_ADDR.
        (uw_init_context_1): Honor MD_POST_EXTRACT_ROOT_ADDR.
        (uw_frob_return_addr): New function.
        (uw_install_context): Use uw_frob_return_addr.

2017-01-17  Jakub Jelinek  <jakub@redhat.com>

        PR other/79046
        * configure.ac: Add GCC_BASE_VER.
        * Makefile.in (version): Use @get_gcc_base_ver@ instead of cat to get
        version from BASE-VER file.
        * configure: Regenerated.

2017-01-13  Joe Seymour  <joe.s@somniumtech.com>

        * config/msp430/t-msp430 (libmul_none.a, libmul_16.a, libmul_32.a,
        libmul_f5.a): Filter archived prerequisites.

2017-01-10  Andrew Senkevich  <andrew.senkevich@intel.com>

        * config/i386/cpuinfo.h (processor_features): Add
        FEATURE_AVX512VPOPCNTDQ.
        * config/i386/cpuinfo.c (get_available_features): Habdle new
        feature.

2017-01-04  Joseph Myers  <joseph@codesourcery.com>

        * config/mips/sfp-machine.h (_FP_CHOOSENAN): Always preserve NaN
        payload if [__mips_nan2008].

2017-01-04  Alan Modra  <amodra@gmail.com>

        * Makefile.in (configure_deps): Update.
        * configure: Regenerate.

2017-01-01  Jakub Jelinek  <jakub@redhat.com>

        Update copyright years.

2016-12-19  Krister Walfridsson  <krister.walfridsson@gmail.com>

        * config.host (*-*-netbsd*): Add t-eh-dw2-dip to tmake_file.
        * crtstuff.c (BSD_DL_ITERATE_PHDR_AVAILABLE): Define for NetBSD.
        * unwind-dw2-fde-dip.c (USE_PT_GNU_EH_FRAME, ElfW): Likewise.

2016-12-17  Matthias Klose  <doko@ubuntu.com>

        * config/arc/gmon: Remove empty directory.

2016-12-16  Claudiu Zissulescu  <claziss@synopsys.com>

        * config.host (arc*-*-linux-uclibc*): Remove libgmon, crtg, and
        crtgend.
        (arc*-*-elf*): Likewise.
        * config/arc/t-arc: Remove old gmon lib targets.
        * config/arc/crtg.S: Remove.
        * config/arc/crtgend.S: Likewise.
        * config/arc/gmon/atomic.h: Likewise.
        * config/arc/gmon/auxreg.h: Likewise.
        * config/arc/gmon/dcache_linesz.S: Likewise.
        * config/arc/gmon/gmon.c: Likewise.
        * config/arc/gmon/machine-gmon.h: Likewise.
        * config/arc/gmon/mcount.c: Likewise.
        * config/arc/gmon/prof-freq-stub.S: Likewise.
        * config/arc/gmon/prof-freq.c: Likewise.
        * config/arc/gmon/profil.S: Likewise.
        * config/arc/gmon/sys/gmon.h: Likewise.
        * config/arc/gmon/sys/gmon_out.h: Likewise.
        * config/arc/t-arc-newlib: Likewise.
        * config/arc/t-arc700-uClibc: Renamed to t-arc-uClibc.

2016-12-12  George Spelvin  <linux@sciencehorizons.net>

        * config/avr/lib1funcs.S (__ashrdi3): Fix typo from r243545.

2016-12-12  George Spelvin  <linux@sciencehorizons.net>

        * config/avr/lib1funcs.S (__ashldi3): Use __tmp_reg__ to restore
        R16 instead of push + pop.
        (__ashrdi3, __lshrdi3): Same. And use __zero_reg__ for signs.

2016-12-10  Krister Walfridsson  <krister.walfridsson@gmail.com>

        * config.host (i[34567]86-*-netbsdelf*): Add i386/t-crtstuff to
        tmake_file.

2016-12-05  Cupertino Miranda  <cmiranda@synopsys.com>

        * config.host (arc*-*-linux-uclibc*): Use default extra
        objects. Include linux-android header.
        * config/arc/crti.S (_init): Declare symbol as function.
        (_fini): Likewise.

2016-12-03  Thomas Koenig  <tkoenig@gcc.gnu.org>

        PR fortran/78379
        * config/i386/cpuinfo.c:  Move denums for processor vendors,
        processor type, processor subtypes and declaration of
        struct __processor_model into
        * config/i386/cpuinfo.h:  New header file.

2016-12-02  Andre Vieira  <andre.simoesdiasvieira@arm.com>
            Thomas Preud'homme  <thomas.preudhomme@arm.com>

        * config/arm/cmse_nonsecure_call.S: New.
        * config/arm/t-arm: Compile cmse_nonsecure_call.S

2016-12-02  Andre Vieira  <andre.simoesdiasvieira@arm.com>
            Thomas Preud'homme  <thomas.preudhomme@arm.com>

        * config/arm/t-arm (HAVE_CMSE): New.
        * config/arm/cmse.c: New.

2016-11-28  Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

        PR gcc/74748
        * libgcc/config/bfin/libgcc-glibc.ver, libgcc/config/bfin/t-linux:
        use generic linker version information on Blackfin.

        PR gcc/74748
        * libgcc/mkmap-symver.awk: add support for skip_underscore

2016-11-27  Iain Sandoe  <iain@codesourcery.com>
            Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

        PR target/67710
        *  config/t-darwin: Default builds to 10.5 codegen.

2016-11-24  James Greenhalgh  <james.greenhalgh@arm.com>

        * config/aarch64/sfp-machine.h (_FP_NANFRAC_H): Define.
        (_FP_NANSIGN_H): Likewise.
        * config/aarch64/t-softfp (softfp_extensions): Add hftf.
        (softfp_truncations): Add tfhf.
        (softfp_extras): Add required conversion functions.

2016-11-23  James Greenhalgh  <james.greenhalgh@arm.com>
            Matthew Wahab  <matthew.wahab@arm.com>

        * config/arm/fp16.c (binary64): New.
        (__gnu_d2h_internal): New.
        (__gnu_d2h_ieee): New.
        (__gnu_d2h_alternative): New.

2016-11-23  James Greenhalgh  <james.greenhalgh@arm.com>
            Matthew Wahab  <matthew.wahab@arm.com>

        * config/arm/fp16.c (struct format): New.
        (binary32): New.
        (__gnu_float2h_internal): New.  Body moved from
        __gnu_f2h_internal and generalize.
        (_gnu_f2h_internal): Move body to function __gnu_float2h_internal.
        Call it with binary32.

2016-11-23  James Greenhalgh  <james.greenhalgh@arm.com>

        * soft-fp/extendhftf2.c: Update from glibc.
        * soft-fp/fixhfti.c: Likewise.
        * soft-fp/fixunshfti.c: Likewise.
        * soft-fp/floattihf.c: Likewise.
        * soft-fp/floatuntihf.c: Likewise.
        * soft-fp/half.h: Likewise.
        * soft-fp/trunctfhf2.c: Likewise.

2016-11-20  Marc Glisse  <marc.glisse@inria.fr>

        PR libgcc/77813
        * crtstuff.c (deregister_tm_clones, register_tm_clones): Hide
        __TMC_END__ behind a passthrough asm.

2016-11-18  Walter Lee  <walt@tilera.com>

        * config.host (tilepro*-*-linux*): Add t-slibgcc-libgcc to tmake_file.

2016-11-17  Andrew Senkevich <andrew.senkevich@intel.com>

        * config/i386/cpuinfo.c (processor_features): Add
        FEATURE_AVX5124VNNIW, FEATURE_AVX5124FMAPS.

2016-11-17  Claudiu Zissulescu  <claziss@synopsys.com>

        * config/arc/dp-hack.h (ARC_OPTFPE): Define.
        (__ARC_NORM__): Use instead ARC_OPTFPE.
        * config/arc/fp-hack.h: Likewise.
        * config/arc/lib1funcs.S (ARC_OPTFPE): Define.
        (__ARC_MPY__): Use it insetead of __ARC700__ and __HS__.

2016-11-16  Alexander Monakov  <amonakov@ispras.ru>

        * config/nvptx/crt0.c (__main): Setup __nvptx_stacks and __nvptx_uni.
        * config/nvptx/mgomp.c: New file.
        * config/nvptx/t-nvptx: Add mgomp.c

2016-11-16  Waldemar Brodkorb  <wbx@openadk.org>

        PR libgcc/68468
        * unwind-dw2-fde-dip.c: Fix build on FDPIC targets.

2016-11-15  Claudiu Zissulescu  <claziss@synopsys.com>

        * config/arc/lib1funcs.S (__mulsi3): Use feature defines instead
        of checking for cpus.
        (__umulsidi3, __umulsi3_highpart, __udivmodsi4, __divsi3)
        (__modsi3, __clzsi2): Likewise.

2016-11-11  Szabolcs Nagy  <szabolcs.nagy@arm.com>

        * config.host (i[3456]86-*-musl*, x86_64-*-musl*): Use
        i386/t-cpuinfo-static instead of i386/t-cpuinfo.
        * config/i386/t-cpuinfo-static: New.

2016-11-03  Martin Liska  <mliska@suse.cz>

        * libgcov-profiler.c (__gcov_time_profiler): Remove.
        (__gcov_time_profiler_atomic): Likewise.

2016-11-03  Bernd Edlinger  <bernd.edlinger@hotmail.de>

        PR libgcc/78067
        * libgcc2.c (__floatdisf, __floatdidf): Avoid undefined results from
        count_leading_zeros.

2016-11-02  Uros Bizjak  <ubizjak@gmail.com>

        * Makefile.in (LIB2_DIVMOD_FUNCS): Add _divmoddi4.
        * libgcc2.c (__divmoddi4): New function.
        * libgcc2.h (__divmoddi4): Declare.
        * libgcc-std.ver.in (GCC_7.0.0): New. Add __PFX_divmoddi4
        and __PFX_divmodti4.

2016-10-24  Florian Weimer  <fweimer@redhat.com>

        PR libgcc/78064
        * unwind-c.c: Include auto-target.h.

2016-10-19  John David Anglin  <danglin@gcc.gnu.org>

        * config/pa/pa64-hpux-lib.h: New file.
        (EH_FRAME_SECTION_NAME): Rename to __LIBGCC_EH_FRAME_SECTION_NAME__.
        (DTORS_SECTION_ASM_OP): Rename to __LIBGCC_DTORS_SECTION_ASM_OP__.
        * config.host (tm_file): Add pa/pa64-hpux-lib.h to tm_file on
        hppa*64*-*-hpux11*.

2016-10-18  Max Filippov  <jcmvbkbc@gmail.com>

        * config/xtensa/t-elf (LIB2ADDEH_XTENSA_UNWIND_DW2_FDE): New
        definition.
        * config/xtensa/t-linux (LIB2ADDEH_XTENSA_UNWIND_DW2_FDE): New
        definition.
        * config/xtensa/t-windowed (LIB2ADDEH): Use
        LIB2ADDEH_XTENSA_UNWIND_DW2_FDE defined by either xtensa/t-elf
        or xtensa/t-linux.

2016-10-18  Ding-Kai Chen  <dkchen@cadence.com>

        * config/xtensa/ieee754-df.S (__recipdf2, __rsqrtdf2,
        __ieee754_sqrt): New functions.
        (__divdf3): Add implementation with new FPU instructions under
        #if XCHAL_HAVE_DFP_DIV.
        * config/xtensa/ieee754-sf.S (__recipsf2, __rsqrtsf2,
        __ieee754_sqrtf): New functions.
        (__divsf3): Add implementation with new FPU instructions under
        #if XCHAL_HAVE_FP_DIV.
        * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add _sqrtf, _recipsf2
        _rsqrtsf2, _sqrt, _recipdf2 and _rsqrtdf2.

2016-10-13  Thomas Preud'homme  <thomas.preudhomme@arm.com>

        * libgcov-profiler.c: Replace MEMMODEL_* macros by their __ATOMIC_*
        equivalent.
        * config/tilepro/atomic.c: Likewise and stop casting model to
        enum memmodel.

2016-10-10  Joseph Myers  <joseph@codesourcery.com>

        PR target/77586
        * config.host (ia64*-*-elf*, ia64*-*-freebsd*, ia64-hp-*vms*): Use
        soft-fp.

2016-10-10  Andreas Tobler  <andreast@gcc.gnu.org>

        * config.host: Add support for aarch64-*-freebsd*.

2016-10-05  Andreas Schwab  <schwab@suse.de>

        * config/ia64/crtbegin.S (__do_jv_register_classes): Remove.
        (.section .init_array): Don't call __do_jv_register_classes.
        (.section .init): Likewise.

2016-10-04  Jakub Jelinek  <jakub@redhat.com>

        * config/i386/cygming-crtbegin.c (_Jv_RegisterClasses): Remove.
        (__JCR_LIST__): Remove.
        (__gcc_register_frame): Don't attempt to _Jv_RegisterClasses.
        * config/i386/cygming-crtend.c (__JCR_END__): Remove.
        * config/ia64/crtbegin.S (__JCR_LIST__): Remove.
        * config/ia64/crtend.S (__JCR_END__): Remove.
        * crtstuff.c: Remove __LIBGCC_JCR_SECTION_NAME__ from preprocessor
        conditionals.
        (__JCR_LIST__, __JCR_END__): Remove.
        (frame_dummy): Don't attempt to _Jv_RegisterClasses.
        (__do_global_ctors_1): Likewise.

2015-09-28  Uros Bizjak  <ubizjak@gmail.com>

        * config/i386/cpuinfo.c (__get_cpuid_output): Remove.
        (__cpu_indicator_init): Call __get_cpuid, not __get_cpuid_output.

2016-09-27  Martin Liska  <mliska@suse.cz>

        PR gcov-profile/7970
        PR gcov-profile/16855
        PR gcov-profile/44779
        * libgcov-driver.c (__gcov_init): Do not register a atexit
        handler.
        (__gcov_exit): Rename from gcov_exit.
        * libgcov.h (__gcov_exit): Declare.

2016-09-27  Martin Liska  <mliska@suse.cz>

        PR bootstrap/77749
        * Makefile.in: Remove _gcov_merge_delta.
        * libgcov-merge.c (void __gcov_merge_delta): Remove.
        * libgcov-util.c (__gcov_delta_counter_op): Remove.
        * libgcov.h: Remove declaration of __gcov_merge_delta.

2016-09-21  Eric Botcazou  <ebotcazou@adacore.com>

        * configure.ac: Do not create links, only substitute the filenames.
        * configure: Regenerate.
        * Makefile.in: Assign the substitution results to variables.
        (LIBGCC_LINKS): Define.
        (enable-execute-stack.c): New rule.
        (unwind.h): Likewise.
        (md-unwind-support.h): Likewise.
        (sfp-machine.h): Likewise.
        (gthr-default.h): Likewise.
        Add $(LIBGCC_LINKS) to the prerequisites of all object files and
        unwind.h as prerequisite of install-unwind_h-forbuild.

2016-09-16  Jakub Jelinek  <jakub@redhat.com>

        PR libgcc/71744
        * unwind-dw2-fde.c (ATOMIC_FDE_FAST_PATH): Define if __register_frame*
        is not the primary registry and atomics are available.
        (any_objects_registered): New variable.
        (__register_frame_info_bases, __register_frame_info_table_bases):
        Atomically store 1 to any_objects_registered after registering first
        unwind info.
        (_Unwind_Find_FDE): Return early if any_objects_registered is 0.

2016-09-09  James Greenhalgh  <james.greenhalgh@arm.com>

        PR target/63250
        *  Makefile.in (lib2funcs): Build _mulhc3 and _divhc3.
        * libgcc2.h (LIBGCC_HAS_HF_MODE): Conditionally define.
        (HFtype): Likewise.
        (HCtype): Likewise.
        (__divhc3): Likewise.
        (__mulhc3): Likewise.
        * libgcc2.c: Support _mulhc3 and _divhc3.

2016-09-07  Joseph Myers  <joseph@codesourcery.com>

        PR libgcc/77519
        * libgcc2.c (NOTRUNC): Invert settings.

2016-09-06  Martin Liska  <mliska@suse.cz>

        PR gcov-profile/77378
        PR gcov-profile/77466
        * libgcov-profiler.c: Use __GCC_HAVE_SYNC_COMPARE_AND_SWAP_{4,8} to
        conditionaly enable/disable *_atomic functions.

2016-08-26  Joseph Myers  <joseph@codesourcery.com>

        * config.host (i[34567]86-*-* | x86_64-*-*): Enable TFmode soft-fp
        where not already enabled.

2016-08-25  Szabolcs Nagy  <szabolcs.nagy@arm.com>

        * config/mips/linux-unwind.h: Use sys/syscall.h.

2016-08-16  Joseph Myers  <joseph@codesourcery.com>

        PR libgcc/77265
        * soft-fp/adddf3.c: Update from glibc.
        * soft-fp/addsf3.c: Likewise.
        * soft-fp/addtf3.c: Likewise.
        * soft-fp/divdf3.c: Likewise.
        * soft-fp/divsf3.c: Likewise.
        * soft-fp/divtf3.c: Likewise.
        * soft-fp/double.h: Likewise.
        * soft-fp/eqdf2.c: Likewise.
        * soft-fp/eqsf2.c: Likewise.
        * soft-fp/eqtf2.c: Likewise.
        * soft-fp/extenddftf2.c: Likewise.
        * soft-fp/extended.h: Likewise.
        * soft-fp/extendsfdf2.c: Likewise.
        * soft-fp/extendsftf2.c: Likewise.
        * soft-fp/extendxftf2.c: Likewise.
        * soft-fp/fixdfdi.c: Likewise.
        * soft-fp/fixdfsi.c: Likewise.
        * soft-fp/fixdfti.c: Likewise.
        * soft-fp/fixsfdi.c: Likewise.
        * soft-fp/fixsfsi.c: Likewise.
        * soft-fp/fixsfti.c: Likewise.
        * soft-fp/fixtfdi.c: Likewise.
        * soft-fp/fixtfsi.c: Likewise.
        * soft-fp/fixtfti.c: Likewise.
        * soft-fp/fixunsdfdi.c: Likewise.
        * soft-fp/fixunsdfsi.c: Likewise.
        * soft-fp/fixunsdfti.c: Likewise.
        * soft-fp/fixunssfdi.c: Likewise.
        * soft-fp/fixunssfsi.c: Likewise.
        * soft-fp/fixunssfti.c: Likewise.
        * soft-fp/fixunstfdi.c: Likewise.
        * soft-fp/fixunstfsi.c: Likewise.
        * soft-fp/fixunstfti.c: Likewise.
        * soft-fp/floatdidf.c: Likewise.
        * soft-fp/floatdisf.c: Likewise.
        * soft-fp/floatditf.c: Likewise.
        * soft-fp/floatsidf.c: Likewise.
        * soft-fp/floatsisf.c: Likewise.
        * soft-fp/floatsitf.c: Likewise.
        * soft-fp/floattidf.c: Likewise.
        * soft-fp/floattisf.c: Likewise.
        * soft-fp/floattitf.c: Likewise.
        * soft-fp/floatundidf.c: Likewise.
        * soft-fp/floatundisf.c: Likewise.
        * soft-fp/floatunditf.c: Likewise.
        * soft-fp/floatunsidf.c: Likewise.
        * soft-fp/floatunsisf.c: Likewise.
        * soft-fp/floatunsitf.c: Likewise.
        * soft-fp/floatuntidf.c: Likewise.
        * soft-fp/floatuntisf.c: Likewise.
        * soft-fp/floatuntitf.c: Likewise.
        * soft-fp/gedf2.c: Likewise.
        * soft-fp/gesf2.c: Likewise.
        * soft-fp/getf2.c: Likewise.
        * soft-fp/ledf2.c: Likewise.
        * soft-fp/lesf2.c: Likewise.
        * soft-fp/letf2.c: Likewise.
        * soft-fp/muldf3.c: Likewise.
        * soft-fp/mulsf3.c: Likewise.
        * soft-fp/multf3.c: Likewise.
        * soft-fp/negdf2.c: Likewise.
        * soft-fp/negsf2.c: Likewise.
        * soft-fp/negtf2.c: Likewise.
        * soft-fp/op-1.h: Likewise.
        * soft-fp/op-2.h: Likewise.
        * soft-fp/op-4.h: Likewise.
        * soft-fp/op-8.h: Likewise.
        * soft-fp/op-common.h: Likewise.
        * soft-fp/quad.h: Likewise.
        * soft-fp/single.h: Likewise.
        * soft-fp/soft-fp.h: Likewise.
        * soft-fp/subdf3.c: Likewise.
        * soft-fp/subsf3.c: Likewise.
        * soft-fp/subtf3.c: Likewise.
        * soft-fp/truncdfsf2.c: Likewise.
        * soft-fp/trunctfdf2.c: Likewise.
        * soft-fp/trunctfsf2.c: Likewise.
        * soft-fp/trunctfxf2.c: Likewise.
        * soft-fp/unorddf2.c: Likewise.
        * soft-fp/unordsf2.c: Likewise.
        * soft-fp/unordtf2.c: Likewise.

2016-08-15  Gilles Gouaillardet  <gilles.gouaillardet@gmail.com>

        PR gcov-profile/67097
        * libgcov-util.c (gcov_profile_merge): Skip missing files.

2016-08-10  Martin Liska  <mliska@suse.cz>

        PR gcov-profile/58306
        * Makefile.in: New functions (modules) are added.
        * libgcov-profiler.c (__gcov_interval_profiler_atomic): New
        function.
        (__gcov_pow2_profiler_atomic): New function.
        (__gcov_one_value_profiler_body): New argument is instroduced.
        (__gcov_one_value_profiler): Call with the new argument.
        (__gcov_one_value_profiler_atomic): Likewise.
        (__gcov_indirect_call_profiler_v2): Likewise.
        (__gcov_time_profiler_atomic): New function.
        (__gcov_average_profiler_atomic): Likewise.
        (__gcov_ior_profiler_atomic): Likewise.
        * libgcov.h: Declare the aforementioned functions.

2016-08-09  Martin Liska  <mliska@suse.cz>

        * libgcov-util.c: Fix typo and GNU coding style.

2016-08-09  Martin Liska  <mliska@suse.cz>

        * Makefile.in: Remove __gcov_indirect_call_profiler.
        * libgcov-profiler.c (__gcov_indirect_call_profiler): Remove
        function.
        * libgcov.h: And the declaration of the function.

2016-08-09  Martin Liska  <mliska@suse.cz>

        * libgcov-profiler.c (__gcov_pow2_profiler): Consider 0 as not
        power of two.

2016-07-29  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

        * config/rs6000/_divkc3.c: Add copyright/license boilerplate.
        * config/rs6000/_mulkc3.c: Likewise.

2016-07-29  Georg-Johann Lay  <avr@gjlay.de>

        * config/avr/lib1funcs.S (__muldi3) [have MUL]: No need to clear
        zero_reg as previous call to __umulhisi3 already cleared it.

2016-07-21  Aurelien Jarno <aurelien@aurel32.net>

        PR target/59833
        * config/arm/ieee754-df.S (extendsfdf2): Convert sNaN to qNaN.

2016-07-19  Nick Clifton  <nickc@redhat.com>

        * config.host (m32r): Add m32r/t-m32r to tmake_file.
        Add crtinit.o and crtfini.o to extra_parts.

2016-07-12  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

        * config/rs6000/_divkc3.c: New.
        * config/rs6000/_mulkc3.c: New.
        * config/rs6000/quad-float128.h: Define TFtype; declare _mulkc3
        and _divkc3.
        * config/rs6000/t-float128: Add _mulkc3 and _divkc3 to
        fp128_ppc_funcs.

2016-07-11  Hale Wang  <hale.wang@arm.com>
            Andre Vieira  <andre.simoesdiasvieira@arm.com>

        * config/arm/lib1funcs.S: Add new wrapper.

2016-07-07  Thomas Preud'homme  <thomas.preudhomme@arm.com>

        * config/arm/lib1funcs.S (__ARM_ARCH__): Define to 8 for ARMv8-M.

2016-07-07  Thomas Preud'homme  <thomas.preudhomme@arm.com>

        * config/arm/lib1funcs.S (HAVE_ARM_CLZ): Define for ARMv6* or later
        and ARMv5t* rather than for a fixed list of architectures.

2016-07-07  Thomas Preud'homme  <thomas.preudhomme@arm.com>

        * config/arm/bpabi-v6m.S: Clarify what architectures is the
        implementation suitable for.
        * config/arm/lib1funcs.S (__prefer_thumb__): Define among other cases
        for all Thumb-1 only targets.
        (NOT_ISA_TARGET_32BIT): Define for Thumb-1 only targets.
        (THUMB_LDIV0): Test for NOT_ISA_TARGET_32BIT rather than
        __ARM_ARCH_6M__.
        (EQUIV): Likewise.
        (ARM_FUNC_ALIAS): Likewise.
        (umodsi3): Add check to __ARM_ARCH_ISA_THUMB != 1 to guard the idiv
        version.
        (modsi3): Likewise.
        (clzsi2): Test for NOT_ISA_TARGET_32BIT rather than __ARM_ARCH_6M__.
        (clzdi2): Likewise.
        (ctzsi2): Likewise.
        (L_interwork_call_via_rX): Test for __ARM_ARCH_ISA_ARM rather than
        __ARM_ARCH_6M__ in guard for checking whether it is defined.
        (final includes): Test for NOT_ISA_TARGET_32BIT rather than
        __ARM_ARCH_6M__ and add comment to indicate the connection between
        this condition and the one in gcc/config/arm/elf.h.
        * config/arm/libunwind.S: Test for __ARM_ARCH_ISA_THUMB and
        __ARM_ARCH_ISA_ARM rather than __ARM_ARCH_6M__.
        * config/arm/t-softfp: Likewise.

2016-07-06  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

        * libgcc2.c (SYMBOL__MAIN): Remove checks for
        CTOR_LISTS_DEFINED_EXTERNALLY.

2016-06-28  Walter Lee  <walt@tilera.com>

        * config/tilepro/atomic.h: Do not include arch/spr_def.h and
        asm/unistd.h.
        (SPR_CMPEXCH_VALUE): Define for tilegx.
        (__NR_FAST_cmpxchg): Define for tilepro.
        (__NR_FAST_atomic_update): Define for tilepro.
        (__NR_FAST_cmpxchg64): Define for tilepro.

2016-06-23  Jakub Sejdak  <jakub.sejdak@phoesys.com>

        * config.host: Add suport for arm*-*-phoenix* targets.

2016-06-21  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

        * config.host: Remove support for mep-*.
        * config/mep/lib1funcs.S: Remove.
        * config/mep/lib2funcs.c: Remove.
        * config/mep/t-mep: Remove.
        * config/mep/tramp.c: Remove.

2016-06-21  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

        * config.host: Remove support for avr-rtems.
        * config/avr/t-rtems: Remove.

2016-06-21  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

        * config.host: Remove m32r-rtems support.

2016-06-21  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

        * config.host: Remove h8300-rtems support.

2016-06-21  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

        * config.host: Remove support for knetbsd.

2016-06-21  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

        * config.host: Remove support for openbsd 2 and 3.

2016-06-21  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

        * config.host: Remove interix support.
        * config/i386/t-interix: Remove.

2016-06-18  John David Anglin  <danglin@gcc.gnu.org>

        * config/pa/fptr.c (__canonicalize_funcptr_for_compare): Don't set
        least-significant bit in function pointer for fixup.

2016-06-05  Aaron Conole  <aconole@redhat.com>
            Nathan Sidwell  <nathan@acm.org>

        PR libgcc/71400
        * libgcov-driver-system.c (__gcov_error_file): Disable if IN_GCOV_TOOL.
        (get_gcov_error_file): Check __gcov_error_file before trying to
        initialize it.
        (gcov_error): Always use get_gcov_error_file.

2016-06-02  Aaron Conole  <aconole@redhat.com>

        * libgcov-driver-system.c (__gcov_error_file): New.
        (get_gcov_error_file): New.
        (gcov_error): Use and set __gcov_error_file.
        (gcov_error_exit): New.
        * libgcov-driver.c (gcov_exit): Call gcov_error_exit.

2016-05-26  Nathan Sidwell  <nathan@acm.org>

        * config/nvptx/free.asm: Delete.
        * config/nvptx/malloc.asm: Delete.
        * config/nvptx/realloc.c: Delete.
        * t-nvptx: Update.

2016-05-25  Nathan Sidwell  <nathan@acm.org>

        * config/nvptx/crt0.s: Delete.
        * config/nvptx/crt0.c: New.
        * t-nvptx: Update.

2016-05-19  Sandra Loosemore  <sandra@codesourcery.com>

        * config.host [x86_64-*-cygwin*]: Handle tmake_eh_file for mixed
        dw2/seh configuration.
        [x86_64-*-mingw*]: Likewise.

2016-05-10  Joel Sherrill <joel@rtems.org>

        PR libgcc/70720
        * config.host (moxie-*-rtems*): Merge this stanza with other moxie
        targets so the same extra_parts are built.  Also have tmake_file add
        on to its value rather than override.

2016-04-30  Oleg Endo  <olegendo@gcc.gnu.org>

        * config.host: Remove SH5 support.
        * configure: Likewise.

2016-04-29  Oleg Endo  <olegendo@gcc.gnu.org>

        * config/sh/crt1.S: Remove SH5 support.
        * config/sh/crti.S: Likewise.
        * config/sh/crtn.S: Likewise.
        * config/sh/lib1funcs-4-300.S: Likewise.
        * config/sh/lib1funcs-Os-4-200.S: Likewise.
        * config/sh/lib1funcs.S: Likewise.
        * config/sh/linux-unwind.h: Likewise.
        * config/sh/t-sh64: Delete.

2016-04-29  Claudiu Zissulescu  <claziss@synopsys.com>

        * config/arc/ieee-754/eqdf2.S: Handle FPX NaN.

2016-04-28  Claudiu Zissulescu  <claziss@synopsys.com>
            Joern Rennecke  <joern.rennecke@embecosm.com>

        * config/arc/crttls.S: New file.
        * config/arc/t-arc: New rule.
        * config.host (arc*-*-elf*, arc*-*-linux*): Add crttls.o.

2016-04-25  Nick Clifton  <nickc@redhat.com>

        * config/msp430/cmpd.c (__mspabi_cmpf): Add prototype.
        (__mspabi_cmpd): Likewise.
        * config/msp430/floathidf.c (__floathidf): Likewise.
        * config/msp430/floathisf.c (__floathisf): Likewise
        * config/msp430/floatunhidf.c (__floatunssidf): Likewise.
        * config/msp430/floatunhisf.c (__floatunshisf): Likewise.
        * config/msp430/lib2shift.c (__ashlsi3): Take a signed char as the
        second parameter.
        (__ashrsi3): Likewise.

2016-04-21  Waldemar Brodkorb  <wbx@openadk.org>

        * config/m68k/linux-atomic.c: Do not include unistd.h

2016-04-20  Martin Galvan  <martin.galvan@tallertechnologies.com>

        * config/arm/ieee754-df.S: Fix typos in comments.

2016-04-11  Michael Meissner  <meissner@linux.vnet.ibm.com>

        PR target/70381
        * configure.ac (powerpc*-*-linux*): Rework tests to build
        __float128 emulation routines to not depend on using #pragma GCC
        target to enable -mfloat128.
        * configure: Regnerate.

2016-04-04  Eric Botcazou  <ebotcazou@adacore.com>

        PR target/67172
        * libgcc2.c (L__main): Undefine __LIBGCC_EH_FRAME_SECTION_NAME__ if
        __MINGW32__ is defined.

2016-03-28  James Bowman  <james.bowman@ftdichip.com>

        * libgcc/config/ft32/lib1funcs.S (*divsi3, *modsi3): New.

2016-03-22  Michael Meissner  <meissner@linux.vnet.ibm.com>

        PR libgcc/70363
        * config/rs6000/extendkftf2-sw.c (__extendkftf2_sw): If libgcc was
        built with an assembler that does not support ISA 3.0
        instructions, rename __extendkftf2_sw to __extendkftf2.

2016-03-16  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

        PR target/38239
        * config/sol2/gmon.c [__i386__] (_mcount): Save and restore
        call-clobbered registers.
        (internal_mcount): Remove __i386__ handling.

2016-02-26  Joel Sherrill <joel@rtems.org>

        * config.host: Add x86_64-*-rtems*.

2016-02-26  Joel Sherrill <joel@rtems.org>

        * libgcc/config.host: Add aarch64-*-rtems*.

2016-02-26  Paul E. Murphy  <murphyp@linux.vnet.ibm.com>
            Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

        * config/rs6000/sfp-machine.h (_FP_DECL_EX): Declare _fpsr as a
        union of u64 and double.
        (FP_TRAPPING_EXCEPTIONS): Return a bitmask of trapping exceptions.
        (FP_INIT_ROUNDMODE): Read the fpscr instead of writing a mystery
        value.
        (FP_ROUNDMODE): Update the usage of _fpscr.

2016-02-25  Ilya Verbin  <ilya.verbin@intel.com>

        PR driver/68463
        * Makefile.in (crtoffloadtable$(objext)): New rule.
        * configure.ac (extra_parts): Add crtoffloadtable$(objext) if
        enable_offload_targets is not empty.
        * configure: Regenerate.
        * offloadstuff.c: Move __OFFLOAD_TABLE__ from crtoffloadend to
        crtoffloadtable.

2016-02-17  Max Filippov  <jcmvbkbc@gmail.com>

        * config/xtensa/ieee754-df.S (__muldf3_aux, __divdf3_aux): Add
        .literal_position before the function.
        * config/xtensa/ieee754-sf.S (__mulsf3_aux, __divsf3_aux):
        Likewise.

2016-02-15  Marcin Kościelnicki  <koriakin@0x04.net>

        * config.host: Use t-stack and t-stack-s390 for s390*-*-linux.
        * config/s390/morestack.S: New file.
        * config/s390/t-stack-s390: New file.
        * generic-morestack.c (__splitstack_find): Add s390-specific code.

2016-02-12  Walter Lee  <walt@tilera.com>

        * config.host (tilegx*-*-linux*): remove ti from
        softfp_int_modes for 32-bit configs.

2016-02-10  Ian Lance Taylor  <iant@google.com>

        PR go/68562
        * config/i386/morestack.S (__stack_split_initialize): Align
        stack.

2016-02-03  Andreas Tobler  <andreast@gcc.gnu.org>

        PR bootstrap/69611
        * config/rs6000/sfp-machine.h: Guard __sfp_exceptions with
        __FLOAT128__ to compile only for __float128 capable targets.

2016-01-25  Jakub Jelinek  <jakub@redhat.com>

        PR target/69444
        * config/rs6000/sfp-machine.h: Fix a typo in #ifndef - __NO_FPRS__
        instead of ___NO_FPRS__.

2016-01-21  Michael Meissner  <meissner@linux.vnet.ibm.com>
            Steven Munroe  <munroesj@linux.vnet.ibm.com>
            Tulio Magno Quites Machado Filho  <tulioqm@br.ibm.com>

        * config/rs6000/float128-sed: New files to convert TF names to KF
        names for PowerPC IEEE 128-bit floating point support.
        * config/rs6000/float128-sed-hw: Likewise.

        * config/rs6000/float128-hw.c: New file for ISA 3.0 IEEE 128-bit
        floating point hardware support.

        * config/rs6000/float128-ifunc.c: New file to pick either IEEE
        128-bit floating point software emulation or use ISA 3.0 hardware
        support if it is available.

        * config/rs6000/quad-float128.h: New file to support IEEE 128-bit
        floating point.

        * config/rs6000/extendkftf2-sw.c: New file, convert IEEE 128-bit
        floating point to IBM extended double.

        * config/rs6000/trunctfkf2-sw.c: New file, convert IBM extended
        double to IEEE 128-bit floating point.

        * config/rs6000/t-float128: New Makefile fragments to enable
        building __float128 emulation support.
        * config/rs6000/t-float128-hw: Likewise.

        * config/rs6000/sfp-exceptions.c: New file to provide exception
        support for IEEE 128-bit floating point.

        * config/rs6000/floattikf.c: New files for converting between IEEE
        128-bit floating point and signed/unsigned 128-bit integers.
        * config/rs6000/fixunskfti.c: Likewise.
        * config/rs6000/fixkfti.c: Likewise.
        * config/rs6000/floatuntikf.c: Likewise.

        * config/rs6000/sfp-machine.h (_FP_W_TYPE_SIZE): Use 64-bit types
        when building on 64-bit systems, or when VSX is enabled.
        (_FP_W_TYPE): Likewise.
        (_FP_WS_TYPE): Likewise.
        (_FP_I_TYPE): Likewise.
        (TItype): Define on 64-bit systems.
        (UTItype): Likewise.
        (TI_BITS): Likewise.
        (_FP_MUL_MEAT_D): Add support for using 64-bit types.
        (_FP_MUL_MEAT_Q): Likewise.
        (_FP_DIV_MEAT_D): Likewise.
        (_FP_DIV_MEAT_Q): Likewise.
        (_FP_NANFRAC_D): Likewise.
        (_FP_NANFRAC_Q): Likewise.
        (ISA_BIT): Add exception support if we are being compiled on a
        machine with hardware floating point support to build the IEEE
        128-bit emulation functions.
        (FP_EX_INVALID): Likewise.
        (FP_EX_OVERFLOW): Likewise.
        (FP_EX_UNDERFLOW): Likewise.
        (FP_EX_DIVZERO): Likewise.
        (FP_EX_INEXACT): Likewise.
        (FP_EX_ALL): Likewise.
        (__sfp_handle_exceptions): Likewise.
        (FP_HANDLE_EXCEPTIONS): Likewise.
        (FP_RND_NEAREST): Likewise.
        (FP_RND_ZERO): Likewise.
        (FP_RND_PINF): Likewise.
        (FP_RND_MINF): Likewise.
        (FP_RND_MASK): Likewise.
        (_FP_DECL_EX): Likewise.
        (FP_INIT_ROUNDMODE): Likewise.
        (FP_ROUNDMODE): Likewise.

        * libgcc/config.host (powerpc*-*-linux*): If compiler can compile
        VSX code, enable IEEE 128-bit floating point.  If the compiler can
        compile IEEE 128-bit floating point code with ISA 3.0 IEEE 128-bit
        floating point hardware instructions and it supports declaring
        functions with the ifunc attribute, enable ifunc functions to
        switch between software and hardware support.
        * configure.ac (powerpc*-*-linux*): Likewise.
        * configure: Regenerate.

2016-01-15  Nick Clifton  <nickc@redhat.com>

        * config/msp430/t-msp430 (lib2_mul_none.o): Only use the first
        dependency as the source file to be compiled.
        (lib2_mul_16bit.o, lib2hw_mul_16.o, lib2hw_mul_32.o)
        (lib2hw_mul_f5.o): Likewise.

2016-01-13  Michael Meissner  <meissner@linux.vnet.ibm.com>

        * libgcc/config/rs6000/extendkftf2-sw.c: Revert 2016-01-13 change.
        * libgcc/config/rs6000/fixkfti.c: Likewise.
        * libgcc/config/rs6000/fixunskfti.c: Likewise.
        * libgcc/config/rs6000/float128-hw.c: Likewise.
        * libgcc/config/rs6000/float128-ifunc.c: Likewise.
        * libgcc/config/rs6000/float128-sed: Likewise.
        * libgcc/config/rs6000/floattikf.c: Likewise.
        * libgcc/config/rs6000/floatuntikf.c: Likewise.
        * libgcc/config/rs6000/quad-float128.h: Likewise.
        * libgcc/config/rs6000/sfp-exceptions.c: Likewise.
        * libgcc/config/rs6000/sfp-machine.h: Likewise.
        * libgcc/config/rs6000/t-float128: Likewise.
        * libgcc/config/rs6000/t-float128-hw: Likewise.
        * libgcc/config/rs6000/trunctfkf2-sw.c: Likewise.
        * libgcc/config.host: Likewise.
        * libgcc/configure: Likewise.
        * libgcc/configure.ac: Likewise.

2016-01-13  Michael Meissner  <meissner@linux.vnet.ibm.com>
            Steven Munroe  <munroesj@linux.vnet.ibm.com>
            Tulio Magno Quites Machado Filho  <tulioqm@br.ibm.com>

        * config/rs6000/sfp-exceptions.c: New file to provide exception
        support for IEEE 128-bit floating point.

        * config/rs6000/float128-hw.c: New file for ISA 3.0 IEEE 128-bit
        floating point hardware support.

        * config/rs6000/floattikf.c: New files for IEEE 128-bit floating
        point conversions.
        * config/rs6000/fixunskfti.c: Likewise.
        * config/rs6000/fixkfti.c: Likewise.
        * config/rs6000/floatuntikf.c: Likewise.
        * config/rs6000/extendkftf2-sw.c: Likewise.
        * config/rs6000/trunctfkf2-sw.c: Likewise.

        * config/rs6000/float128-ifunc.c: New file to pick either IEEE
        128-bit floating point software emulation or use ISA 3.0 hardware
        support if it is available.

        * config/rs6000/quad-float128.h: New file to support IEEE 128-bit
        floating point.

        * config/rs6000/t-float128: New Makefile fragments to enable
        building __float128 emulation support.
        * config/rs6000/t-float128-hw: Likewise.

        * config/rs6000/float128-sed: New file to convert TF names to KF
        names for PowerPC IEEE 128-bit floating point support.

        * config/rs6000/sfp-machine.h (_FP_W_TYPE_SIZE): Use 64-bit types
        when building on 64-bit systems, or when VSX is enabled.
        (_FP_W_TYPE): Likewise.
        (_FP_WS_TYPE): Likewise.
        (_FP_I_TYPE): Likewise.
        (TItype): Define on 64-bit systems.
        (UTItype): Likewise.
        (TI_BITS): Likewise.
        (_FP_MUL_MEAT_D): Add support for using 64-bit types.
        (_FP_MUL_MEAT_Q): Likewise.
        (_FP_DIV_MEAT_D): Likewise.
        (_FP_DIV_MEAT_Q): Likewise.
        (_FP_NANFRAC_D): Likewise.
        (_FP_NANFRAC_Q): Likewise.
        (ISA_BIT): Add exception support if we are being compiled on a
        machine with hardware floating point support to build the IEEE
        128-bit emulation functions.
        (FP_EX_INVALID): Likewise.
        (FP_EX_OVERFLOW): Likewise.
        (FP_EX_UNDERFLOW): Likewise.
        (FP_EX_DIVZERO): Likewise.
        (FP_EX_INEXACT): Likewise.
        (FP_EX_ALL): Likewise.
        (__sfp_handle_exceptions): Likewise.
        (FP_HANDLE_EXCEPTIONS): Likewise.
        (FP_RND_NEAREST): Likewise.
        (FP_RND_ZERO): Likewise.
        (FP_RND_PINF): Likewise.
        (FP_RND_MINF): Likewise.
        (FP_RND_MASK): Likewise.
        (_FP_DECL_EX): Likewise.
        (FP_INIT_ROUNDMODE): Likewise.
        (FP_ROUNDMODE): Likewise.

        * configure.ac (powerpc*-*-linux*): Check whether the PowerPC
        compiler can do __float128.
        * configure: Regenerate.

        * libgcc/config.host (powerpc*-*-linux*): If compiler can compile
        VSX code, enable IEEE 128-bit floating point.

2016-01-05  Olivier Hainque  <hainque@adacore.com>

        * config/rs6000/aix-unwind.h (ucontext_for): Handle AIX 7.1
        specificities.

2016-01-04  Jakub Jelinek  <jakub@redhat.com>

        Update copyright years.

2015-12-18  Andris Pavenis  <andris.pavenis@iki.fi>

        * config.host: Add *-*-msdosdjgpp to lists of i[34567]86-*-*
        soft-fp targets.

2015-12-16  Bernd Edlinger  <bernd.edlinger@hotmail.de>

        * unwind-generic.h (_Unwind_GetTextRelBase): Call __builtin_abort
        instead of abort to avoid dependency on stdlib.h.

2015-12-09  John David Anglin  <danglin@gcc.gnu.org>

        * config/pa/fptr.c (__canonicalize_funcptr_for_compare): Remove code
        to initialize call to __dl_fixup once.

2015-12-04  Nick Clifton  <nickc@redhat.com>

        * config/msp430/mpy.c (__mulhi3): Use a faster algorithm.
        Allow for the second argument being negative.
        * config.host (extra_parts): Define for MSP430.  Create separate
        libraries for each of the hardware multiply formats.
        * config/msp430/lib2hw_mul.S: Build only the multiply routines
        that are needed.
        * config/msp430/lib2mul.c: Likewise.
        * config/msp430/t-msp430 (LIB2ADD): Remove lib2hw_mul.S.
        Add rules to build hardware multiply libraries.
        * config/msp430/lib2divSI.c: (__mspabi_divlu): Alias for
        __mspabi_divul function.
        (__mspabi_divllu): New stub function.

2015-12-01  John David Anglin  <danglin@gcc.gnu.org>

        * config/pa/fptr.c (__canonicalize_funcptr_for_compare): Initialize
        fixup values if saved GOT address doesn't match runtime address.
        (fixup_branch_offset): Reorder list.

2015-11-25  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

        * Makefile.in (VTV_CFLAGS): New variable.
        (vtv_start$(objext), vtv_end$(objext), vtv_end$(objext))
        (vtv_start_preinit$(objext), vtv_end_preinit$(objext)): Use it.
        * config.host (*-*-solaris2*): Add t-crtstuff-pic to tmake_file.
        Add vtv_start.o, vtv_end.o, vtv_start_preinit.o, vtv_end_preinit.o
        to extra_parts if $enable_vtable_verify = yes.

2015-11-23  Szabolcs Nagy  <szabolcs.nagy@arm.com>

        PR target/68059
        * config/arm/linux-atomic-64bit.c (__write): Rename to...
        (write): ...this and fix the return type.

2015-11-19  DJ Delorie  <dj@redhat.com>

        * config/msp430/lib2hw_mul.S: Fix alignment.

2015-11-18  Nathan Sidwell  <nathan@codesourcery.com>

        * config/nvptx/reduction.c: New.
        * config/nvptx/t-nvptx (LIB2ADD): Add it.

2015-11-15  David Edelsohn  <dje.gcc@gmail.com>

        * config/rs6000/on_exit.c: New file.
        * config/rs6000/t-aix-cxa (LIB2ADDEH): Build on_exit.c.
        * config/rs6000/libgcc-aix-cxa.ver (on_exit): Add symbol to exports.

2015-11-11  Claudiu Zissulescu  <claziss@synopsys.com>

        * config/arc/dp-hack.h: Add support for ARCHS.
        * config/arc/ieee-754/divdf3.S: Likewise.
        * config/arc/ieee-754/divsf3-stdmul.S: Likewise.
        * config/arc/ieee-754/muldf3.S: Likewise.
        * config/arc/ieee-754/mulsf3.S: Likewise
        * config/arc/lib1funcs.S: Likewise
        * config/arc/gmon/dcache_linesz.S: Don't read the build register
        for ARCv2 cores.
        * config/arc/gmon/profil.S (__profil, __profil_irq): Don't profile
        for ARCv2 cores.
        * config/arc/ieee-754/arc-ieee-754.h (MPYHU, MPYH): Define.
        * config/arc/t-arc700-uClibc: Remove hard selection for ARC 700
        cores.

2015-11-09  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

        * config/ia64/crtbegin.S: Check HAVE_INITFINI_ARRAY_SUPPORT
        value.
        * config/ia64/crtend.S: Likewise.

2015-11-07  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

        * config/visium/lib2funcs.c (__set_trampoline_parity): Use
        __CHAR_BIT__ instead of BITS_PER_UNIT.
        * fixed-bit.h: Likewise.
        * fp-bit.h: Likewise.
        * libgcc2.c (__popcountSI2): Likewise.
        (__popcountDI2): Likewise.
        * libgcc2.h: Likewise.
        * libgcov.h: Likewise.

2015-11-07  David Edelsohn  <dje.gcc@gmail.com>

        * config/rs6000/atexit.c: New file.
        * config/rs6000/t-aix-cxa (LIB2ADDEH): Build atexit.c.
        * config/rs6000/libgcc-aix-cxa.ver (atexit): Add symbol to exports.
        * config/rs6000/cxa_finalize.c
        (catomic_compare_and_exchange_bool_acq): Negate return value.

2015-10-30  Venkataramanan Kumar  <venkataramanan.kumar@amd.com>

        * config/i386/cpuinfo.c (enum processor_types): Add AMDFAM17H.
        (processor_subtypes): Add znver1.
        (get_amd_cpu): Detect znver1.

2015-10-29  Christophe Lyon  <christophe.lyon@linaro.org>

        * config.host (arm*-*-eabi*, arm*-*-symbianelf*, arm*-*-rtems*):
        Include crtfastmath.o.

2015-10-23  Joern Rennecke  <joern.rennecke@embecosm.com>

        PR libgcc/66883
        * config/epiphany/udivsi3-float.c: Fix CONCISE test, and comment typo.

2015-10-16  Kaushik Phatak  <kaushik.phatak@kpit.com>

        * config/rl78/divmodqi.S: Return 0x00 by default for div by 0.
        * config/rl78/divmodsi.S: Update return register to r8.
        * config/rl78/divmodhi.S: Update return register to r8,r9.
        Branch to main_loop_done_himode to pop registers before return.

2015-10-09  Venkataramanan Kumar  <venkataramanan.kumar@amd.com>

        * config/i386/cpuinfo.c (get_amd_cpu): Detect bdver4.
        (__cpu_indicator_init): Fix model selection for AMD CPUs.

2015-10-05  Kirill Yukhin  <kirill.yukhin@intel.com>

        * config/i386/cpuinfo.c (get_intel_cpu): Detect "skylake-avx512".

2015-10-03  Max Filippov  <jcmvbkbc@gmail.com>

        * config.host (xtensa*-*-uclinux*): New configuration.

2015-10-02  Kirill Yukhin  <kirill.yukhin@intel.com>

        * config/i386/cpuinfo.c (processor_features): Add
        FEATURE_AVX512VBMI and FEATURE_AVX512VBMI.

2015-09-28  Joseph Myers  <joseph@codesourcery.com>

        * soft-fp/adddf3.c: Update from glibc.
        * soft-fp/addsf3.c: Likewise.
        * soft-fp/addtf3.c: Likewise.
        * soft-fp/divdf3.c: Likewise.
        * soft-fp/divsf3.c: Likewise.
        * soft-fp/divtf3.c: Likewise.
        * soft-fp/double.h: Likewise.
        * soft-fp/eqdf2.c: Likewise.
        * soft-fp/eqsf2.c: Likewise.
        * soft-fp/eqtf2.c: Likewise.
        * soft-fp/extenddftf2.c: Likewise.
        * soft-fp/extended.h: Likewise.
        * soft-fp/extendsfdf2.c: Likewise.
        * soft-fp/extendsftf2.c: Likewise.
        * soft-fp/extendxftf2.c: Likewise.
        * soft-fp/fixdfdi.c: Likewise.
        * soft-fp/fixdfsi.c: Likewise.
        * soft-fp/fixdfti.c: Likewise.
        * soft-fp/fixsfdi.c: Likewise.
        * soft-fp/fixsfsi.c: Likewise.
        * soft-fp/fixsfti.c: Likewise.
        * soft-fp/fixtfdi.c: Likewise.
        * soft-fp/fixtfsi.c: Likewise.
        * soft-fp/fixtfti.c: Likewise.
        * soft-fp/fixunsdfdi.c: Likewise.
        * soft-fp/fixunsdfsi.c: Likewise.
        * soft-fp/fixunsdfti.c: Likewise.
        * soft-fp/fixunssfdi.c: Likewise.
        * soft-fp/fixunssfsi.c: Likewise.
        * soft-fp/fixunssfti.c: Likewise.
        * soft-fp/fixunstfdi.c: Likewise.
        * soft-fp/fixunstfsi.c: Likewise.
        * soft-fp/fixunstfti.c: Likewise.
        * soft-fp/floatdidf.c: Likewise.
        * soft-fp/floatdisf.c: Likewise.
        * soft-fp/floatditf.c: Likewise.
        * soft-fp/floatsidf.c: Likewise.
        * soft-fp/floatsisf.c: Likewise.
        * soft-fp/floatsitf.c: Likewise.
        * soft-fp/floattidf.c: Likewise.
        * soft-fp/floattisf.c: Likewise.
        * soft-fp/floattitf.c: Likewise.
        * soft-fp/floatundidf.c: Likewise.
        * soft-fp/floatundisf.c: Likewise.
        * soft-fp/floatunditf.c: Likewise.
        * soft-fp/floatunsidf.c: Likewise.
        * soft-fp/floatunsisf.c: Likewise.
        * soft-fp/floatunsitf.c: Likewise.
        * soft-fp/floatuntidf.c: Likewise.
        * soft-fp/floatuntisf.c: Likewise.
        * soft-fp/floatuntitf.c: Likewise.
        * soft-fp/gedf2.c: Likewise.
        * soft-fp/gesf2.c: Likewise.
        * soft-fp/getf2.c: Likewise.
        * soft-fp/ledf2.c: Likewise.
        * soft-fp/lesf2.c: Likewise.
        * soft-fp/letf2.c: Likewise.
        * soft-fp/muldf3.c: Likewise.
        * soft-fp/mulsf3.c: Likewise.
        * soft-fp/multf3.c: Likewise.
        * soft-fp/negdf2.c: Likewise.
        * soft-fp/negsf2.c: Likewise.
        * soft-fp/negtf2.c: Likewise.
        * soft-fp/op-1.h: Likewise.
        * soft-fp/op-2.h: Likewise.
        * soft-fp/op-4.h: Likewise.
        * soft-fp/op-8.h: Likewise.
        * soft-fp/op-common.h: Likewise.
        * soft-fp/quad.h: Likewise.
        * soft-fp/single.h: Likewise.
        * soft-fp/soft-fp.h: Likewise.
        * soft-fp/subdf3.c: Likewise.
        * soft-fp/subsf3.c: Likewise.
        * soft-fp/subtf3.c: Likewise.
        * soft-fp/truncdfsf2.c: Likewise.
        * soft-fp/trunctfdf2.c: Likewise.
        * soft-fp/trunctfsf2.c: Likewise.
        * soft-fp/trunctfxf2.c: Likewise.
        * soft-fp/unorddf2.c: Likewise.
        * soft-fp/unordsf2.c: Likewise.
        * soft-fp/unordtf2.c: Likewise.

2015-09-24  Richard Earnshaw  <rearnsha@arm.com>

        PR libgcc/67624
        * config/arm/fp16.c (__gnu_f2h_internal): Handle infinity correctly.

2015-09-24  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

        * config.host (*-*-solaris2*): Add t-crtstuff-pic to tmake_file.
        Add crtbeginS.o, crtendS.o to extra_parts if libgcc_cv_solaris_crts.
        * config/sol2/gmon.c: (monstartup): Don't write trailing NUL of
        messages.
        (internal_mcount): Likewise.
        * config/sol2/t-sol2 (crtp.o, crtpg.o, gmon.o): Compile with
        crt_compile, add CRTSTUFF_T_CFLAGS_S.

2015-09-24  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

        * configure.ac (libgcc_cv_solaris_crts): New test.
        * configure: Regenerate.
        * config.in: Regenerate.
        * config/sol2/crtp.c, config/sol2/crtpg.c: New files.
        * config/gmon-sol2.c: Rename to ...
        * config/sol2/gmon.c: ... this.
        Include auto-target.h.
        (internal_mcount): Wrap setup handling in !HAVE_SOLARIS_CRTS.
        * config/t-sol2: Rename to ...
        * config/sol2/t-sol2: ... this.
        (gmon.o): Reflect renaming.
        (crtp.o, crtpg.o): New rules.
        * config.host (*-*-solaris2*): Reflect renaming.
        Use system CRTs if present.
        Remove default CRT case.

2015-09-23  John David Anglin  <danglin@gcc.gnu.org>

        * config/pa/linux-atomic.c (__kernel_cmpxchg2): Reorder error checks.
        (__sync_fetch_and_##OP##_##WIDTH): Change result to match type of
        __kernel_cmpxchg2.
        (__sync_##OP##_and_fetch_##WIDTH): Likewise.
        (__sync_val_compare_and_swap_##WIDTH): Likewise.
        (__sync_bool_compare_and_swap_##WIDTH): Likewise.
        (__sync_lock_test_and_set_##WIDTH): Likewise.
        (__sync_lock_release_##WIDTH): Likewise.
        (__sync_fetch_and_##OP##_4): Change result to match type of
        __kernel_cmpxchg.
        (__sync_##OP##_and_fetch_4): Likewise.
        (__sync_val_compare_and_swap_4): Likewise.
        (__sync_bool_compare_and_swap_4): likewise.
        (__sync_lock_test_and_set_4): Likewise.
        (__sync_lock_release_4): Likewise.
        (FETCH_AND_OP_2): Add long long variants.
        (OP_AND_FETCH_2): Likewise.
        (COMPARE_AND_SWAP_2 ): Likewise.
        (SYNC_LOCK_TEST_AND_SET_2): Likewise.
        (SYNC_LOCK_RELEASE_2): Likewise.
        (__sync_bool_compare_and_swap_##WIDTH): Correct return.

2015-09-22  Kirill Yukhin  <kirill.yukhin@intel.com>

        * libgcc/config/i386/cpuinfo.c (enum processor_features): Add
        FEATURE_AVX512VL, FEATURE_AVX512BW, FEATURE_AVX512DQ,
        FEATURE_AVX512CD, FEATURE_AVX512ER, FEATURE_AVX512PF.
        (get_available_features): Habdle new features.

2015-09-21  James Bowman  <james.bowman@ftdichip.com>

        * config/ft32/crti-hw.S: Use __PMSIZE to allow configurable
        memory layout. Deal correctly with BSS region larger than 32K.
        Handle a watchdog reset like a power-on reset. Clean up unused
        code.

2015-09-18  Andrew Dixie  <andrewd@gentrack.com>
            David Edelsohn  <dje.gcc@gmail.com>

        * config.host (powerpc-ibm-aix*): Add crtdbase.o to extra_parts.
        * config/rs6000/crtdbase.S: New file.
        * config/rs6000/t-aix-cxa: Build crtdbase.o.

2015-09-15  Max Filippov  <jcmvbkbc@gmail.com>

        * config/xtensa/linux-unwind.h (xtensa_fallback_frame_state):
        Add support for call0 ABI.

2015-09-13  John David Anglin  <danglin@gcc.gnu.org>

        * config/pa/fptr.c (SIGN_EXTEND): Cast -1 to unsigned.

2015-09-03  Sebastian Huber  <sebastian.huber@embedded-brains.de>

        * config/gthr-rtems.h (__GTHREADS_CXX0X): New.
        (__GTHREAD_HAS_COND): Likewise.
        (__gthread_t): Likewise.
        (__gthread_cond_t): Likewise.
        (__gthread_time_t): Likewise.
        (__GTHREAD_MUTEX_INIT): Likewise.
        (__GTHREAD_RECURSIVE_MUTEX_INIT): Likewise.
        (__GTHREAD_COND_INIT): Likewise.
        (__GTHREAD_COND_INIT_FUNCTION): Likewise.
        (__GTHREAD_TIME_INIT): Likewise.
        (__gthread_create): Likewise.
        (__gthread_join): Likewise.
        (__gthread_detach): Likewise.
        (__gthread_equal): Likewise.
        (__gthread_self): Likewise.
        (__gthread_yield): Likewise.
        (__gthread_cond_broadcast): Likewise.
        (__gthread_cond_signal): Likewise.
        (__gthread_cond_wait): Likewise.
        (__gthread_cond_timedwait): Likewise.
        (__gthread_cond_wait_recursive): Likewise.
        (__gthread_cond_destroy): Likewise.
        (rtems_gxx_once): Delete.
        (rtems_gxx_key_create): Likewise.
        (rtems_gxx_key_delete): Likewise.
        (rtems_gxx_getspecific): Likewise.
        (rtems_gxx_setspecific): Likewise.
        (rtems_gxx_mutex_init): Likewise.
        (rtems_gxx_mutex_destroy): Likewise.
        (rtems_gxx_mutex_lock): Likewise.
        (rtems_gxx_mutex_trylock): Likewise.
        (rtems_gxx_mutex_unlock): Likewise.
        (rtems_gxx_recursive_mutex_init): Likewise.
        (rtems_gxx_recursive_mutex_lock): Likewise.
        (rtems_gxx_recursive_mutex_trylock): Likewise.
        (rtems_gxx_recursive_mutex_unlock): Likewise.
        (__GTHREAD_ONCE_INIT): Use <pthread.h> initializer.
        (__GTHREAD_MUTEX_INIT_FUNCTION): Use <pthread.h> function.
        (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Likewise.
        (__gthread_once): Likewise.
        (__gthread_key_create): Likewise.
        (__gthread_key_delete): Likewise.
        (__gthread_getspecific): Likewise.
        (__gthread_setspecific): Likewise.
        (__gthread_key_t): Use <pthread.h> type.
        (__gthread_once_t): Likewise
        (__gthread_mutex_t): Use <sys/lock.h> type.
        (__gthread_recursive_mutex_t): Likewise
        (__gthread_mutex_lock): Use <sys/lock.h> function.
        (__gthread_mutex_trylock): Likewise.
        (__gthread_mutex_timedlock): Likewise.
        (__gthread_mutex_unlock): Likewise.
        (__gthread_mutex_destroy): Likewise.
        (__gthread_recursive_mutex_lock): Likewise.
        (__gthread_recursive_mutex_trylock): Likewise.
        (__gthread_recursive_mutex_timedlock): Likewise.
        (__gthread_recursive_mutex_unlock): Likewise.
        (__gthread_recursive_mutex_destroy): Likewise.

2015-08-18  Max Filippov  <jcmvbkbc@gmail.com>

        * config/xtensa/unwind-dw2-xtensa.c (_Unwind_GetCFA): Return
        context->sp instead of context->cfa.

2015-08-18  Max Filippov  <jcmvbkbc@gmail.com>

        * config/xtensa/t-windowed (LIB2ADDEH): Replace unwind-dw2-fde
        with unwind-dw2-fde-dip.

2015-08-18  Max Filippov  <jcmvbkbc@gmail.com>

        * config/xtensa/lib2funcs.S (__xtensa_libgcc_window_spill): Use
        CALL12 followed by series of ENTRY to spill windowed registers.
        (__xtensa_nonlocal_goto): Call __xtensa_libgcc_window_spill
        instead of making linux spill syscall.

2015-08-14  Yuri Rumyantsev  <ysrumyan@gmail.com>

        * config/i386/cpuinfo.c (enum processor_subtypes): Add skylake.
        (get_intel_cpu): Likewise.

2015-08-12  H.J. Lu  <hongjiu.lu@intel.com>

        * config/i386/cpuinfo.c (processor_types): Add INTEL_KNL.
        (get_intel_cpu): Add Knights Landing support.

2015-08-11  Uros Bizjak  <ubizjak@gmail.com>

        PR target/66954
        * config/i386/cpuinfo.c (enum processor_features): Add FEATURE_PCLMUL.
        (get_available_features): Handle FEATURE_PCLMUL.

2015-08-10  H.J. Lu  <hongjiu.lu@intel.com>

        * config/i386/cpuinfo.c (get_intel_cpu): Treat model == 0x4f as
        Broadwell.

2015-07-22  Uros Bizjak  <ubizjak@gmail.com>

        PR target/66954
        * config/i386/cpuinfo.c (enum processor_features): Add FEATURE_AES.
        (get_available_features): Handle FEATURE_AES.

2015-07-22  Chung-Lin Tang  <cltang@codesourcery.com>

        * config/nios2/linux-atomic.c (<asm/unistd.h>): Remove #include.
        (EFAULT,EBUSY,ENOSYS): Delete unused #defines.

2015-07-17  Nathan Sidwell  <nathan@codesourcery.com>

        * offloadstuff.c: Constify host data.

2015-07-17  Jan Beulich  <jbeulich@suse.com>

        * config/t-softfp: Split up "else ifneq".

2015-07-14  Sandra Loosemore  <sandra@codesourcery.com>
            Cesar Philippidis  <cesar@codesourcery.com>
            Chung-Lin Tang  <cltang@codesourcery.com>

        * config/nios2/tramp.c (MOVHI, ORI, JMP): Conditionalize
        for __nios2_arch__ level.

2015-07-13  John Marino  <gnugcc@marino.st>

        * config/i386/t-dragonfly: New.

2015-07-01  John David Anglin  <danglin@gcc.gnu.org>

        * config/pa/linux-atomic.c (__kernel_cmpxchg): Reorder arguments to
        better match light-weight syscall argument order.
        (__kernel_cmpxchg2): Likewise.
        Adjust callers.

2015-06-30  H.J. Lu  <hongjiu.lu@intel.com>

        * config.host: Support i[34567]86-*-elfiamcu target.
        * config/t-softfp-sfdftf: New file.
        * config/i386/32/t-iamcu: Likewise.
        * configure: Regenerated.

2015-06-23  James Lemke  <jwlemke@codesourcery.com>

        libgcc/config/arm/
        * lib1funcs.S (aeabi_idiv0, aeabi_ldiv0): Add CFI entries.

2015-05-27  H.J. Lu  <hongjiu.lu@intel.com>

        * Makefile.in (CRTSTUFF_CFLAGS): Add $(NO_PIE_CFLAGS).

2015-05-27  John Marino  <gnugcc@marino.st>

        * config.host (i[34567]86-*-freebsd*, x86_64-*-freebsd*): Set
        md_unwind_header
        * config/i386/freebsd-unwind.h: New.

2015-05-22  Uros Bizjak  <ubizjak@gmail.com>

        * config.host (i[34567]-*-*, x86_64-*-*): Add t-crtfm instead of
        i386/t-crtfm to tmake_file.
        * config/i386/crtfastmath.c (set_fast_math_sse): New function.
        (set_fast_math): Use set_fast_math_sse for SSE targets.
        * config/i386/t-crtfm: Remove.

2015-05-21  Alan Modra  <amodra@gmail.com>

        PR libgcc/66225
        * config/rs6000/morestack.S: Remove ".abiversion 1".

2015-05-20  Alan Modra  <amodra@gmail.com>

        * config/rs6000/morestack.S: New.
        * config/rs6000/t-stack-rs6000: New.
        * config.host (powerpc*-*-linux*): Add t-stack and t-stack-rs6000
        to tmake_file.
        * generic-morestack.c: Don't build for powerpc 32-bit.

2015-05-19  Eric Botcazou  <ebotcazou@adacore.com>

        * Makefile.in (LIBUNWIND): Move dependency for shared libgcc.
        Remove useless endif/ifneq ($(enable_shared),yes) pair.

2015-05-16  James Bowman  <james.bowman@ftdichip.com>

        * config.host: FT32 target added.
        * config/ft32/*: New files for FT32 target.

2015-05-15  Martin Galvan  <martin.galvan@tallertechnologies.com>

        * config/arm/lib1funcs.S (CFI_START_FUNCTION, CFI_END_FUNCTION):
        New macros.
        * config/arm/ieee754-df.S: Add CFI directives.
        * config/arm/ieee754-sf.S: Add CFI directives.

2015-05-13  Eric Botcazou  <ebotcazou@adacore.com>

        * configure.ac: Include config/sjlj.m4.
        Remove manual SJLJ check, add GCC_CHECK_SJLJ_EXCEPTIONS and adjust.
        * config.in: Regenerate.
        * configure: Likewise.
        * config.host: Replace enable_sjlj_exceptions by ac_cv_sjlj_exceptions.

2015-05-12  Uros Bizjak  <ubizjak@gmail.com>

        * libgcov-util.c: Add space between string literal and macro name.

2015-05-06  Sandra Loosemore  <sandra@codesourcery.com>
            Chris Jones  <chrisj@nvidia.com>
            Joshua Conner  <jconner@nvidia.com>

        * config.host (arm*-*-linux*): Add support for crtfastmath.o.
        (arm*-*-uclinux*): Likewise.
        (arm*-*-eabi* | arm*-*-rtems*): Likewise.
        * config/arm/crtfastmath.c: New file.

2014-04-29  Bernd Schmidt  <bernds@codesourcery.com>

        * Makefile.in (real_host_noncanonical): New variable.
        (libsubdir): Use it.
        * configure.ac (real_host_noncanonical): Compute.  Remove special
        case for intelmicemul.
        * configure: Regenerate.

2015-04-28  Uros Bizjak  <ubizjak@gmail.com>

        * config/frv/elf-lib.h: New file.
        (CRT_GET_RFIB_DATA): Move definition from gcc/config/frv/frv.h.
        * libgcc/config.host (frv-*elf, frv-*-*linux*): Add frv/elf-lib.h
        to tm_file.

2015-04-28  Uros Bizjak  <ubizjak@gmail.com>

        * config/frv/frvbengin.c: Do not include defaults.h
        * config/frv/frvend.c: Ditto.

2015-04-27  Yoshinori Sato  <ysato@users.sourceforge.jp>

        * config.host: Add h8300-*-linux
        * config/h8300/t-linux: New file.
        * config/h8300/lib1funs.s: Change symbol prefix.
        * config/h8300/sfp-machine.h: 64bit double support.

2015-04-22  Gregor Richards  <gregor.richards@uwaterloo.ca>
            Szabolcs Nagy  <szabolcs.nagy@arm.com>

        * unwind-dw2-fde-dip.c (USE_PT_GNU_EH_FRAME): Define it on
        Linux if target provides dl_iterate_phdr.

2015-04-17  H.J. Lu  <hongjiu.lu@intel.com>

        PR target/65612
        * config.host (tmake_file): Add t-slibgcc-libgcc for Linux/x86.
        * config/i386/cpuinfo.c (__cpu_model): Initialize.
        (__cpu_indicator_init@GCC_4.8.0): New.
        (__cpu_model@GCC_4.8.0): Likewise.
        * config/i386/t-linux (HOST_LIBGCC2_CFLAGS): Add
        -DUSE_ELF_SYMVER.

2015-04-16  Nick Clifton  <nickc@redhat.com>

        * config/rl78/divmodhi.S: Add G14 and G13 versions of the __divhi3
        and __modhi3 functions.
        * config/rl78/divmodso.S: Add G14 and G13 versions of the
        __divsi3, __udivsi3, __modsi3 and __umodsi3 functions.

2015-04-15  Chen Gang  <gang.chen.5i5j@gmail.com>

        * gthr-single.h (__GTHREAD_MUTEX_INIT_FUNCTION): Use empty
        do-while loop as macro body to avoid warnings.

2015-04-10  Jakub Jelinek  <jakub@redhat.com>
            Iain Sandoe  <iain@codesourcery.com>

        PR target/65351
        * configure: Regenerate.

2015-04-07  Jakub Jelinek  <jakub@redhat.com>
            Iain Sandoe  <iain@codesourcery.com>

        PR target/65351
        * configure: Regenerate.

2015-03-25  Chung-Lin Tang  <cltang@codesourcery.com>

        * config.host (nios2-*-linux*): Remove 'extra_parts' setting.

2015-03-03  Max Filippov  <jcmvbkbc@gmail.com>

        Implement call0 ABI for xtensa
        * config/xtensa/lib2funcs.S (__xtensa_libgcc_window_spill,
        __xtensa_nonlocal_goto): Don't compile for call0 ABI.
        (__xtensa_sync_caches): Only use entry and retw in windowed ABI,
        use ret in call0 ABI.
        * config/xtensa/t-windowed: New file.
        * libgcc/config/xtensa/t-xtensa (LIB2ADDEH): Move to t-windowed.
        * libgcc/configure: Regenerated.
        * libgcc/configure.ac: Check if xtensa target is configured for
        windowed ABI and thus needs to use custom unwind code.

2015-02-12  Jonathan Wakely  <jwakely@redhat.com>

        PR libgcc/64885
        * gthr-single.h: Use __unused__ attribute instead of unused.
        * config/gthr-vxworks.h: Likewise.
        * config/i386/gthr-win32.h: Likewise.

2015-02-27  Kai Tietz  <ktietz@redhat.com>

        PR target/65038
        * config.in: Regenerated.
        * configure: Likewise.
        * configure.ac (AC_HEADER_STDC): Added explicit.
        (AC_CHECK_HEADERS): Check for default headers  plus
        for ftw.h header.
        * libgcov-util.c (gcov_read_profile_dir): Disable use
        of ftw-function, if header is not found.
        (ftw_read_file): Likewise.

2015-02-23  Thomas Schwinge  <thomas@codesourcery.com>

        PR target/65181
        * config/nvptx/t-nvptx (INHIBIT_LIBC_CFLAGS): Define to
        -Dinhibit_libc.

2015-02-17  Sandra Loosemore  <sandra@codesourcery.com>

        * config/arm/bpabi.S (test_div_by_zero): Make label names
        consistent between thumb2 and arm mode cases.  Separate the
        signed comparison on the high word of the numerator from the
        unsigned comparison on the low word.
        * config/arm/bpabi-v6m.S (test_div_by_zero): Similarly separate
        signed comparison.

2015-02-17  Joseph Myers  <joseph@codesourcery.com>

        * config/nvptx/realloc.c: Include <stddef.h> instead of <stdlib.h>
        and <string.h>.
        (__nvptx_realloc): Call __builtin_memcpy instead of memcpy.

2015-02-10  Rainer Emrich  <rainer@emrich-ebersheim.de>

        PR gcov-profile/61889
        * libgcov-driver-system.c: undefine clashing macro for mkdir.

2015-02-02  Nick Clifton  <nickc@redhat.com>

        * config/rl78/fpmath-sf.S (__rl78_int_pack_a_r8): Fix edge case
        rounding up the fraction.

2015-01-31  John David Anglin  <danglin@gcc.gnu.org>

        * config/pa/linux-atomic.c (__kernel_cmpxchg2): Change declaration of
        oldval and newval to const void *.  Fix typo.
        (FETCH_AND_OP_2): Use __atomic_load_n to load value.
        (FETCH_AND_OP_WORD): Likewise.
        (OP_AND_FETCH_WORD): Likewise.
        (COMPARE_AND_SWAP_2): Likewise.
        (__sync_val_compare_and_swap_4): Likewise.
        (__sync_lock_test_and_set_4): Likewise.
        (SYNC_LOCK_RELEASE_2): Likewise.
        Remove support for long long atomic operations.

2015-01-27  Caroline Tice  <cmtice@google.com>

        Committing VTV Cywin/Ming patch for Patrick Wollgast
        * Makefile.in: Move rules to build vtv_*.o out of the check
        for CUSTOM_CRTSTUFF.
        * config.host (i[34567]86-*-cygwin*, x86_64-*-cygwin*,
        i[34567]86-*-mingw*)
         (x86_64-*-mingw*): Only add vtv_*.o to extra_parts if
        enable_vtable_verify.

2015-01-27  Nick Clifton  <nickc@redhat.com>

        * config/rl78/cmpsi2.S: Use function start and end macros.
        (__gcc_bcmp): New function.
        * config/rl78/lshrsi3.S: Use function start and end macros.
        * config/rl78/mulsi3.S: Add support for G10.
        (__mulqi3): New function for G10.
        * config/rl78/signbit.S: Use function start and end macros.
        * config/rl78/t-rl78 (LIB2ADD): Add bit-count.S, fpbit-sf.S and
        fpmath-sf.S.
        (LIB2FUNCS_EXCLUDE): Define.
        (LIB2FUNCS_ST): Define.
        * config/rl78/trampoline.S: Use function start and end macros.
        * config/rl78/vregs.h (START_FUNC): New macro.
        (START_ANOTHER_FUNC): New macro.
        (END_FUNC): New macro.
        (END_ANOTHER_FUNC): New macro.
        * config/rl78/bit-count.S: New file.  Contains assembler
        implementations of the bit counting functions: ___clzhi2,
        __clzsi2, ctzhi2, ctzsi2, ffshi2, ffssi2, __partityhi2,
        __paritysi2, __popcounthi2 and __popcountsi2.
        * config/rl78/fpbit-sf.S: New file.  Contains assembler
        implementationas of the math functions: __negsf2, __cmpsf2,
        __eqsf2, __nesf2, __lesf2, __ltsf2, __gesf2, gtsf2, __unordsf2,
        __fixsfsi,  __fixunssfsi, __floatsisf and __floatunssisf.
        * config/rl78/fpmath-sf.S: New file.  Contains assembler
        implementations of the math functions: __subsf3, __addsf3,
        __mulsf3 and __divsf3

2015-01-27  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

        * config.host (i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*):
        Add i386/elf-lib.h to tm_file.
        * config/i386/elf-lib.h: Fix comment.
        * unwind-dw2-fde-dip.c (_Unwind_IteratePhdrCallback) [__x86_64__
        && __sun__ && __svr4__]: Remove workaround.

2015-01-25  Allan Sandfeld Jensen  <sandfeld@kde.org>

        * config/i386/cpuinfo.c (enum processor_features): Add FEATURE_BMI and
        FEATURE_BMI2.
        (get_available_features): Detect FEATURE_BMI and FEATURE_BMI2.

2015-01-24  H.J. Lu  <hongjiu.lu@intel.com>

        * config/i386/cpuinfo.c (processor_subtypes): Add
        INTEL_COREI7_BROADWELL.
        (get_intel_cpu): Support new Silvermont, Haswell and Broadwell
        model numbers.

2015-01-23  Uros Bizjak  <ubizjak@gmail.com>

        * config/i386/elf-lib.h: New file.
        (CRT_GET_RFIB_DATA): Move definition from gcc/config/i386/gnu-user.h.
        Wrap definition in #ifdef __i386__.
        * libgcc/config.host (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu)
        (i[34567]86-*-knetbsd*-gnu, i[34567]86-*-gnu*)
        (i[34567]86-*-kopensolaris*-gnu, x86_64-*-linux*)
        (x86_64-*-kfreebsd*-gnu, x86_64-*-knetbsd*-gnu): Add i386/elf-lib.h
        to tm_file.

2015-01-22  Chen Gang  <gang.chen.5i5j@gmail.com>

        * unwind-dw2-fde.h (last_fde): Use "(const fde *)" instead of
        "(char *)" to avoid qualifier warning by 'xgcc' compiling.

2015-01-20  Chung-Lin Tang  <cltang@codesourcery.com>

        * config/nios2/linux-unwind.h (nios2_fallback_frame_state):
        Update rt_sigframe format and address for current Nios II
        Linux conventions.

2015-01-09  Andreas Tobler  <andreast@gcc.gnu.org>

        * config.host (arm*-*-freebsd*): Add new configuration for
        arm*-*-freebsd*.
        * config/arm/freebsd-atomic.c: New file.
        * config/arm/t-freebsd: Likewise.
        * config/arm/unwind-arm.h: Add __FreeBSD__ to the list of
        'PC-relative indirect' OS's.

2015-01-06  Eric Botcazou  <ebotcazou@adacore.com>

        * config.host: Add Visium support.
        * config/visium: New directory.

2015-01-05  Jakub Jelinek  <jakub@redhat.com>

        Update copyright years.

2014-12-19  Matthew Fortune  <matthew.fortune@imgtec.com>

        * config.host: Support mipsisa32r6 and mipsisa64r6.
        * config/mips/mips16.S: Do not build for R6.

2014-12-17  Oleg Endo  <olegendo@gcc.gnu.org>

        * config/sh/crt.h: New.
        * config/sh/crti.S: Use GLOBAL macro from crt.h for _init and _fini
        symbols.
        * config/sh/crt1.S: Likewise.

2014-12-15  Uros Bizjak  <ubizjak@gmail.com>

        PR libgcc/63832
        * crtstuff.c (__do_global_dtors_aux) [HIDDEN_DTOR_LIST_END]: Use
        func_ptr *dtor_list temporary variable to avoid "array subscript
        is above array bounds" warnings.

2014-12-09  Michael Haubenwallner  <michael.haubenwallner@ssi-schaefer.com>

        * Makefile.in (with_aix_soname): Define.
        * config/rs6000/t-slibgcc-aix: Act upon --with-aix-soname option.
        * configure.ac: Accept --with-aix-soname=aix|svr4|both option.
        * configure: Recreate.

2014-12-05  Olivier Hainque  <hainque@adacore.com>

        * unwind-dw2.c (DWARF_REG_TO_UNWIND_COLUMN): Remove default def,
        now provided by defaults.h.

2014-11-30  Oleg Endo  <olegendo@gcc.gnu.org>

        PR target/55351
        * config/sh/lib1funcs.S: Check value of __SHMEDIA__ instead of checking
        whether it's defined.

2014-11-27  Ilya Tocar  <ilya.tocar@intel.com>

        * config/i386/cpuinfo.c (processor_features): Add FEATURE_AVX512F.
        * config/i386/cpuinfo.c (get_available_features): Detect it.

2014-11-27  Tony Wang  <tony.wang@arm.com>

        * config/arm/lib1funcs.S (FUNC_START): Add conditional section
        redefine for macro L_arm_muldivsf3 and L_arm_muldivdf3.
        (SYM_END, ARM_SYM_START): Add macros used to expose function Symbols.

2014-11-25  Segher Boessenkool  <segher@kernel.crashing.org>

        * crtstuff.c (__do_glbal_ctors_1): Add missing semicolon.

2014-11-24  John David Anglin  <danglin@gcc.gnu.org>

        * config/pa/linux-atomic.c (ABORT_INSTRUCTION): Use __builtin_trap()
        instead.

2014-11-21  Guy Martin  <gmsoft@tuxicoman.be>
            John David Anglin  <danglin@gcc.gnu.org>

        * config/pa/linux-atomic.c (__kernel_cmpxchg2): New.
        (FETCH_AND_OP_2): New.  Use for subword and double word operations.
        (OP_AND_FETCH_2): Likewise.
        (COMPARE_AND_SWAP_2): Likewise.
        (SYNC_LOCK_TEST_AND_SET_2): Likewise.
        (SYNC_LOCK_RELEASE_2): Likewise.
        (SUBWORD_SYNC_OP): Remove.
        (SUBWORD_VAL_CAS): Likewise.
        (SUBWORD_BOOL_CAS): Likewise.
        (FETCH_AND_OP_WORD): Update.
        Consistently use signed types.

2014-11-13  Bernd Schmidt  <bernds@codesourcery.com>
            Thomas Schwinge  <thomas@codesourcery.com>
            Ilya Verbin  <ilya.verbin@intel.com>
            Andrey Turetskiy  <andrey.turetskiy@intel.com>

        * Makefile.in (crtoffloadbegin$(objext)): New rule.
        (crtoffloadend$(objext)): Likewise.
        * configure: Regenerate.
        * configure.ac (accel_dir_suffix): Compute new variable.
        (extra_parts): Add crtoffloadbegin.o and crtoffloadend.o
        if enable_offload_targets is not empty.
        * offloadstuff.c: New file.

2014-11-13  Nick Clifton  <nickc@redhat.com>

        * config/rl78/divmodhi.S: Add support for the G10 architecture.
        Use START_FUNC and END_FUNC macros to enable linker garbage
        collection.
        * config/rl78/divmodqi.S: Likewise.
        * config/rl78/divmodsi.S: Likewise.
        * config/rl78/mulsi3.S: Likewise.
        * config/rl78/lib2div.c: Remove G10 functions.
        * config/rl78/lib2muls.c: Likewise.
        * config/rl78/t-rl8 (HOST_LIBGCC2_CFLAGS): Define.
        * config/rl78/vregs.h (START_FUNC): New macro.
        (END_FUNC): New macro.

2014-11-12  Matthew Fortune  <matthew.fortune@imgtec.com>

        * config/mips/mips16.S: Set .module when supported.  Update O32
        FP64 calling convention and use for FPXX when possible.  Add FPXX
        calling convention fallback case.

2014-11-06  Bernd Schmidt  <bernds@codesourcery.com>

        * config.host: Handle nvptx-*-*.
        * shared-object.mk (as-flags-$o): Define.
        ($(base)$(objext), $(base)_s$(objext)): Use it instead of
        -xassembler-with-cpp.
        * static-object.mk: Identical changes.
        * config/nvptx/t-nvptx: New file.
        * config/nvptx/crt0.s: New file.
        * config/nvptx/free.asm: New file.
        * config/nvptx/malloc.asm: New file.
        * config/nvptx/realloc.c: New file.

2014-10-30  Joseph Myers  <joseph@codesourcery.com>

        * Makefile.in (libgcc.map.in): New target.
        (libgcc.map): Use libgcc.map.in.
        * config/t-softfp (softfp_compat): New variable to be set by
        users.
        [$(softfp_compat) = y] (softfp_map_dep, softfp_set_symver): New
        variables.
        [$(softfp_compat) = y] (softfp_file_list): Use files in the build
        directory.
        [$(softfp_compat) = y] ($(softfp_file_list)): Generate wrappers
        that use compat symbols and disable all code unless [SHARED].
        * config/t-softfp-compat: New file.
        * find-symver.awk: New file.
        * configure.ac (--with-glibc-version): New configure option.
        (ppc_fp_compat): New variable set for powerpc*-*-linux*.
        * configure: Regenerate.
        * config.host (powerpc*-*-linux*): Use ${ppc_fp_compat} for
        soft-float and e500.

2014-10-29  Joseph Myers  <joseph@codesourcery.com>

        * config/t-hardfp (hardfp_exclusions): Document new variable for
        user to define.
        (hardfp_func_list): Exclude functions from $(hardfp_exclusions).
        * config/t-softfp (softfp_extras): Document new variable for user
        to define.
        (softfp_func_list): Add functions from $(softfp_extras).
        * config/rs6000/t-e500v1-fp, config/rs6000/t-e500v2-fp: New files.
        * config.host (powerpc*-*-linux*): For e500v1, use
        rs6000/t-e500v1-fp and t-hardfp; do not use t-softfp-sfdf and
        t-softfp-excl.  For e500v2, use t-hardfp-sfdf, rs6000/t-e500v2-fp
        and t-hardfp; do not use t-softfp-sfdf and t-softfp-excl.

2014-10-26  John David Anglin  <danglin@gcc.gnu.org>

        * config/pa/linux-unwind.h (pa32_read_access_ok): New function.
        (pa32_fallback_frame_state): Use pa32_read_access_ok to check if
        memory read accesses are ok.

2014-10-25  Joseph Myers  <joseph@codesourcery.com>

        * configure.ac (ppc_fp_type): Set variable on powerpc*-*-linux*.
        * configure: Regenerate.
        * config.host (powerpc*-*-linux*): Use $ppc_fp_type to determine
        additions to tmake_file.  Use t-hardfp-sfdf and t-hardfp instead
        of soft-fp for 32-bit classic hard float.  Do not use
        t-softfp-excl for soft float.

2014-10-22  Joseph Myers  <joseph@codesourcery.com>

        * config.host (powerpc*-*-linux*): Only use soft-fp for 32-bit
        configurations.
        * config/rs6000/t-ppc64-fp (softfp_wrap_start, softfp_wrap_end):
        Remove variables.

2014-10-22  Georg-Johann Lay  <avr@gjlay.de>

        * config/avr/lib1funcs.S (__do_global_dtors): Fix wrong code
        introduced with 2014-10-21 trunk r216525.

2014-10-21  Joern Rennecke  <joern.rennecke@embecosm.com>
            Vidya Praveen  <vidya.praveen@atmel.com>
            Praveen Kumar Kaushik  <Praveen_Kumar.Kaushik@atmel.com>
            Senthil Kumar Selvaraj  <Senthil_Kumar.Selvaraj@atmel.com>
            Pitchumani Sivanupandi  <Pitchumani.S@atmel.com>

        * config/avr/lib1funcs.S (__do_global_dtors): Go back to descending
        order.

        Updated library functions for AVRTINY arch.
        * config/avr/lib1funcs.S: Updated zero/tmp regs for AVRTINY.
        Replaced occurrences of r0/r1 with tmp/zero reg macros.
        Added wsubi/ wadi macros that expands conditionally as sbiw/ adiw
        or AVRTINY equivalent. Replaced occurrences of sbiw/adiw with
        wsubi/wadi macors.
        (__mulsi3_helper): Update stack, preserve callee saved regs and
        argument from stack. Restore callee save registers.
        (__mulpsi3): Likewise.
        (__muldi3, __udivmodsi4, __divmodsi4, __negsi2, __umoddi3, __udivmod64,
        __moddi3, __adddi3, __adddi3_s8, __subdi3, __cmpdi2, __cmpdi2_s8,
        __negdi2, __prologue_saves__, __epilogue_restores__): Excluded for
        AVRTINY.
        (__tablejump2__): Added lpm equivalent instructions for AVRTINY.
        (__do_copy_data): Added new definition for AVRTINY.
        (__do_clear_bss): Replace r17 by r18 to preserve zero reg for AVRTINY.
        (__load_3, __load_4, __xload_1, __xload_2, __xload_3,
        __xload_4, __movmemx_qi, __movmemx_hi): Excluded for AVRTINY.
        * config/avr/lib1funcs-fixed.S: Replaced occurrences of r0/r1 with
        tmp/zero reg macros. Replaced occurrences of sbiw/adiw with wsubi/wadi
        macors.
        * config/avr/t-avr (LIB1ASMFUNCS): Remove unsupported functions for
        AVRTINY.

        Fix broken long multiplication on tiny arch.

2014-10-09  Joseph Myers  <joseph@codesourcery.com>

        * soft-fp/double.h: Update from glibc.
        * soft-fp/eqdf2.c: Likewise.
        * soft-fp/eqsf2.c: Likewise.
        * soft-fp/eqtf2.c: Likewise.
        * soft-fp/extenddftf2.c: Likewise.
        * soft-fp/extended.h: Likewise.
        * soft-fp/extendsfdf2.c: Likewise.
        * soft-fp/extendsftf2.c: Likewise.
        * soft-fp/extendxftf2.c: Likewise.
        * soft-fp/gedf2.c: Likewise.
        * soft-fp/gesf2.c: Likewise.
        * soft-fp/getf2.c: Likewise.
        * soft-fp/ledf2.c: Likewise.
        * soft-fp/lesf2.c: Likewise.
        * soft-fp/letf2.c: Likewise.
        * soft-fp/op-1.h: Likewise.
        * soft-fp/op-2.h: Likewise.
        * soft-fp/op-4.h: Likewise.
        * soft-fp/op-8.h: Likewise.
        * soft-fp/op-common.h: Likewise.
        * soft-fp/quad.h: Likewise.
        * soft-fp/single.h: Likewise.
        * soft-fp/soft-fp.h: Likewise.
        * soft-fp/unorddf2.c: Likewise.
        * soft-fp/unordsf2.c: Likewise.
        * soft-fp/unordtf2.c: Likewise.
        * config/c6x/eqd.c (__c6xabi_eqd): Update call to FP_CMP_EQ_D.
        * config/c6x/eqf.c (__c6xabi_eqf): Update call to FP_CMP_EQ_S.
        * config/c6x/ged.c (__c6xabi_ged): Update call to FP_CMP_D.
        * config/c6x/gef.c (__c6xabi_gef): Update call to FP_CMP_S.
        * config/c6x/gtd.c (__c6xabi_gtd): Update call to FP_CMP_D.
        * config/c6x/gtf.c (__c6xabi_gtf): Update call to FP_CMP_S.
        * config/c6x/led.c (__c6xabi_led): Update call to FP_CMP_D.
        * config/c6x/lef.c (__c6xabi_lef): Update call to FP_CMP_S.
        * config/c6x/ltd.c (__c6xabi_ltd): Update call to FP_CMP_D.
        * config/c6x/ltf.c (__c6xabi_ltf): Update call to FP_CMP_S.

2014-10-08  Rong Xu  <xur@google.com>

        * libgcov-util.c (read_gcda_file): Fix format.
        (find_match_gcov_info): Ditto.
        (calculate_2_entries): New.
        (compute_one_gcov): Ditto.
        (gcov_info_count_all_cold): Ditto.
        (gcov_info_count_all_zero): Ditto.
        (extract_file_basename): Ditto.
        (get_file_basename): Ditto.
        (set_flag): Ditto.
        (matched_gcov_info): Ditto.
        (calculate_overlap): Ditto.
        (gcov_profile_overlap): Ditto.
        * libgcov-driver.c (compute_summary): Make
        it avavilable for external calls.

2014-10-06  Rong Xu  <xur@google.com>

        * Makefile.in: Ditto.
        * libgcov-driver.c (gcov_sort_n_vals): New utility function.
        (gcov_sort_icall_topn_counter): Ditto.
        (gcov_sort_topn_counter_arrays): Ditto.
        (dump_one_gcov): Sort indirect_call topn counters.
        * libgcov-merge.c (__gcov_merge_icall_topn): New merge
        function.
        * libgcov-profiler.c (__gcov_topn_value_profiler_body): New
        utility function.
        (__gcov_indirect_call_topn_profiler): New profiler function.
        * libgcov-util.c (__gcov_icall_topn_counter_op): New.
        * libgcov.h: New decls.

2014-10-04  Trevor Saunders  <tsaunders@mozilla.com>

        * config.host: Remove support for score-*.

2014-09-22  Joseph Myers  <joseph@codesourcery.com>

        * dfp-bit.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Remove.
        (__LIBGCC_XF_MANT_DIG__): Define if not already defined.
        (LONG_DOUBLE_HAS_XF_MODE): Define in terms of
        __LIBGCC_XF_MANT_DIG__.
        (__LIBGCC_TF_MANT_DIG__): Define if not already defined.
        (LONG_DOUBLE_HAS_TF_MODE): Define in terms of
        __LIBGCC_TF_MANT_DIG__.
        * libgcc2.c (NOTRUNC): Define in terms of
        __LIBGCC_*_EXCESS_PRECISION__, not LIBGCC2_LONG_DOUBLE_TYPE_SIZE.
        * libgcc2.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Remove.

2014-09-22  Joseph Myers  <joseph@codesourcery.com>

        PR target/63312
        * config/ia64/sfp-machine.h (FE_EX_ALL, FP_TRAPPING_EXCEPTIONS):
        New macros.

2014-09-22  Hans-Peter Nilsson  <hp@axis.com>

        * crtstuff.c (USE_EH_FRAME_REGISTRY): Let USE_EH_FRAME_REGISTRY_ALWAYS
        override USE_PT_GNU_EH_FRAME.
        [__LIBGCC_EH_FRAME_SECTION_NAME__ && !USE_PT_GNU_EH_FRAME]: Sanity-
        check USE_EH_FRAME_REGISTRY_ALWAYS against
        __LIBGCC_EH_FRAME_SECTION_NAME__, emit error if unsane.
        * Makefile.in (FORCE_EXPLICIT_EH_REGISTRY): New
        variable for substituted force_explicit_eh_registry.
        (CRTSTUFF_CFLAGS): Add FORCE_EXPLICIT_EH_REGISTRY.
        * configure.ac (explicit-exception-frame-registration):
        New AC_ARG_ENABLE.
        * configure: Regenerate.

2014-09-19  Olivier Hainque  <hainque@adacore.com>

        * config.host (powerpc-wrs-vxworksmils): New configuration,
        same as vxworksae.

2014-09-18  Joseph Myers  <joseph@codesourcery.com>

        * libgcc2.c (CEXT): Define using __LIBGCC_*_FUNC_EXT__.

2014-09-18  Joseph Myers  <joseph@codesourcery.com>

        * config/i386/sfp-machine.h (FP_TRAPPING_EXCEPTIONS): Treat clear
        bits not set bits as indicating trapping exceptions.

2014-09-17  Nathan sidwell  <nathan@acm.org>

        * Makefile.in (LIBGCOV_INTERFACE): Add _gcov_dump from ...
        (LIBGCOV_DRIVER): ... here.
        * libgcov-driver.c (gcov_master): New.
        (gcov_exit): Remove from master chain.
        (__gcov_init): Add to master chain if version compatible.  Don't
        clear the version.
        * libgcov_interface (__gcov_flust): Call gcov_dump_int.
        (gcov_reset_int): Clear master chain, if compatible.
        (gcov_dump_int): New internal interface.  Dump master chain, if
        compatible.
        (gcov_dump): Alias for gcov_dump_int.
        * libgcov.h (struct gcov_root): Add next and prev fields.
        (struct gcov_master): New struct.
        (__gcov_master): New.
        (gcov_dump_int): Declare.

2014-09-17  Olivier Hainque  <hainque@adacore.com>

        * config.host (x86_64-*-mingw*): Add i386/t-cygming to tmake_file
        and crtbegin.o + crtend.o to extra_parts.

2014-09-12  Joseph Myers  <joseph@codesourcery.com>

        * libgcc2.h (LIBGCC2_HAS_SF_MODE): Define using
        __LIBGCC_HAS_SF_MODE__.
        (LIBGCC2_HAS_DF_MODE): Define using __LIBGCC_HAS_DF_MODE__.
        (LIBGCC2_HAS_XF_MODE): Define using __LIBGCC_HAS_XF_MODE__.
        (LIBGCC2_HAS_TF_MODE): Define using __LIBGCC_HAS_TF_MODE__.
        * config/libbid/bid_gcc_intrinsics.h
        (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Do not define.
        (LIBGCC2_HAS_XF_MODE): Define using __LIBGCC_HAS_XF_MODE__.
        (LIBGCC2_HAS_TF_MODE): Define using __LIBGCC_HAS_TF_MODE__.
        * fixed-bit.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Do not define.
        (LIBGCC2_HAS_SF_MODE): Define using __LIBGCC_HAS_SF_MODE__.
        (LIBGCC2_HAS_DF_MODE): Define using __LIBGCC_HAS_DF_MODE__.

2014-09-11  Georg-Johann Lay  <avr@gjlay.de>

        PR target/63223
        * config/avr/libgcc.S (__tablejump2__): Rewrite to use RAMPZ, ELPM
        and R24 as needed.  Make work for all devices and .text locations.
        (__do_global_ctors, __do_global_dtors): Use word addresses.
        (__tablejump__, __tablejump_elpm__): Remove functions.
        * t-avr (LIB1ASMFUNCS): Remove _tablejump, _tablejump_elpm.
        Add _tablejump2.
        (XICALL, XIJMP): New macros.

2014-09-09  Marcus Shawcroft  <marcus.shawcroft@arm.com>
        Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>

        * config.host (aarch64*): Include crtfastmath.o and
        t-crtfm.
        * config/aarch64/crtfastmath.c: New file.

2014-09-08  Trevor Saunders  <tsaunders@mozilla.com>

        * config.host: Remove picochip support.
        * config/picochip/adddi3.S: Remove.
        * config/picochip/ashlsi3.S: Remove.
        * config/picochip/ashlsi3.c: Remove.
        * config/picochip/ashrsi3.S: Remove.
        * config/picochip/ashrsi3.c: Remove.
        * config/picochip/clzsi2.S: Remove.
        * config/picochip/cmpsi2.S: Remove.
        * config/picochip/divmod15.S: Remove.
        * config/picochip/divmodhi4.S: Remove.
        * config/picochip/divmodsi4.S: Remove.
        * config/picochip/lib1funcs.S: Remove.
        * config/picochip/longjmp.S: Remove.
        * config/picochip/lshrsi3.S: Remove.
        * config/picochip/lshrsi3.c: Remove.
        * config/picochip/parityhi2.S: Remove.
        * config/picochip/popcounthi2.S: Remove.
        * config/picochip/setjmp.S: Remove.
        * config/picochip/subdi3.S: Remove.
        * config/picochip/t-picochip: Remove.
        * config/picochip/ucmpsi2.S: Remove.
        * config/picochip/udivmodhi4.S: Remove.
        * config/picochip/udivmodsi4.S: Remove.

2014-09-08  Joseph Myers  <joseph@codesourcery.com>

        * libgcc2.c (SF_SIZE): Change all uses to __LIBGCC_SF_MANT_DIG__.
        (DF_SIZE): Change all uses to __LIBGCC_DF_MANT_DIG__.
        (XF_SIZE): Change all uses to __LIBGCC_XF_MANT_DIG__.
        (TF_SIZE): Change all uses to __LIBGCC_TF_MANT_DIG__.
        * libgcc2.h (SF_SIZE): Change to __LIBGCC_SF_MANT_DIG__.  Give
        error if not defined and LIBGCC2_HAS_SF_MODE is defined.
        (DF_SIZE): Change to __LIBGCC_DF_MANT_DIG__.  Give error if not
        defined and LIBGCC2_HAS_DF_MODE is defined.
        (XF_SIZE): Change to __LIBGCC_XF_MANT_DIG__.  Give error if not
        defined and LIBGCC2_HAS_XF_MODE is defined.
        (TF_SIZE): Change to __LIBGCC_TF_MANT_DIG__.  Give error if not
        defined and LIBGCC2_HAS_TF_MODE is defined.

2014-09-08  Joseph Myers  <joseph@codesourcery.com>

        * fp-bit.c (pack_d, unpack_d): Remove LARGEST_EXPONENT_IS_NORMAL
        and ROUND_TOWARDS_ZERO conditionals.

2014-09-07  Nathan sidwell  <nathan@acm.org>

        * libgcov-interface.c (STRONG_ALIAS): Rename to ...
        (ALIAS_weak): ... here. Use forwarding function.  Adjust uses.

2014-09-05  Joseph Myers  <joseph@codesourcery.com>

        * Makefile.in (CRTSTUFF_CFLAGS): Add -fbuilding-libgcc.
        * config/aarch64/linux-unwind.h (STACK_POINTER_REGNUM): Change all
        uses to __LIBGCC_STACK_POINTER_REGNUM__.
        (DWARF_ALT_FRAME_RETURN_COLUMN): Change all uses to
        __LIBGCC_DWARF_ALT_FRAME_RETURN_COLUMN__.
        * config/alpha/vms-unwind.h (DWARF_ALT_FRAME_RETURN_COLUMN):
        Change use to __LIBGCC_DWARF_ALT_FRAME_RETURN_COLUMN__.
        * config/cr16/unwind-cr16.c (STACK_GROWS_DOWNWARD): Change all
        uses to __LIBGCC_STACK_GROWS_DOWNWARD__.
        (DWARF_FRAME_REGISTERS): Change all uses to
        __LIBGCC_DWARF_FRAME_REGISTERS__.
        (EH_RETURN_STACKADJ_RTX): Change all uses to
        __LIBGCC_EH_RETURN_STACKADJ_RTX__.
        * config/cr16/unwind-dw2.h (DWARF_FRAME_REGISTERS): Change use to
        __LIBGCC_DWARF_FRAME_REGISTERS__.  Remove conditional definition.
        * config/i386/cygming-crtbegin.c (EH_FRAME_SECTION_NAME): Change
        use to __LIBGCC_EH_FRAME_SECTION_NAME__.
        (JCR_SECTION_NAME): Change use to __LIBGCC_JCR_SECTION_NAME__.
        * config/i386/cygming-crtend.c (EH_FRAME_SECTION_NAME): Change use
        to __LIBGCC_EH_FRAME_SECTION_NAME__.
        (JCR_SECTION_NAME): Change use to __LIBGCC_JCR_SECTION_NAME__
        * config/mips/linux-unwind.h (STACK_POINTER_REGNUM): Change use to
        __LIBGCC_STACK_POINTER_REGNUM__.
        (DWARF_ALT_FRAME_RETURN_COLUMN): Change all uses to
        __LIBGCC_DWARF_ALT_FRAME_RETURN_COLUMN__.
        * config/nios2/linux-unwind.h (STACK_POINTER_REGNUM): Change use
        to __LIBGCC_STACK_POINTER_REGNUM__.
        * config/pa/hpux-unwind.h (DWARF_ALT_FRAME_RETURN_COLUMN): Change
        all uses to __LIBGCC_DWARF_ALT_FRAME_RETURN_COLUMN__.
        * config/pa/linux-unwind.h (DWARF_ALT_FRAME_RETURN_COLUMN): Change
        all uses to __LIBGCC_DWARF_ALT_FRAME_RETURN_COLUMN__.
        * config/rs6000/aix-unwind.h (DWARF_ALT_FRAME_RETURN_COLUMN):
        Change all uses to __LIBGCC_DWARF_ALT_FRAME_RETURN_COLUMN__.
        (STACK_POINTER_REGNUM): Change all uses to
        __LIBGCC_STACK_POINTER_REGNUM__.
        * config/rs6000/darwin-fallback.c (STACK_POINTER_REGNUM): Change
        use to __LIBGCC_STACK_POINTER_REGNUM__.
        * config/rs6000/linux-unwind.h (STACK_POINTER_REGNUM): Change all
        uses to __LIBGCC_STACK_POINTER_REGNUM__.
        * config/sparc/linux-unwind.h (DWARF_FRAME_REGISTERS): Change use
        to __LIBGCC_DWARF_FRAME_REGISTERS__.
        * config/sparc/sol2-unwind.h (DWARF_FRAME_REGISTERS): Change use
        to __LIBGCC_DWARF_FRAME_REGISTERS__.
        * config/tilepro/linux-unwind.h (STACK_POINTER_REGNUM): Change use
        to __LIBGCC_STACK_POINTER_REGNUM__.
        * config/xtensa/unwind-dw2-xtensa.h (DWARF_FRAME_REGISTERS):
        Remove conditional definition.
        * crtstuff.c (TEXT_SECTION_ASM_OP): Change all uses to
        __LIBGCC_TEXT_SECTION_ASM_OP__.
        (EH_FRAME_SECTION_NAME): Change all uses to
        __LIBGCC_EH_FRAME_SECTION_NAME__.
        (EH_TABLES_CAN_BE_READ_ONLY): Change all uses to
        __LIBGCC_EH_TABLES_CAN_BE_READ_ONLY__.
        (CTORS_SECTION_ASM_OP): Change all uses to
        __LIBGCC_CTORS_SECTION_ASM_OP__.
        (DTORS_SECTION_ASM_OP): Change all uses to
        __LIBGCC_DTORS_SECTION_ASM_OP__.
        (JCR_SECTION_NAME): Change all uses to
        __LIBGCC_JCR_SECTION_NAME__.
        (INIT_SECTION_ASM_OP): Change all uses to
        __LIBGCC_INIT_SECTION_ASM_OP__.
        (INIT_ARRAY_SECTION_ASM_OP): Change all uses to
        __LIBGCC_INIT_ARRAY_SECTION_ASM_OP__.
        * generic-morestack.c (STACK_GROWS_DOWNWARD): Change all uses to
        __LIBGCC_STACK_GROWS_DOWNWARD__.
        * libgcc2.c (INIT_SECTION_ASM_OP): Change all uses to
        __LIBGCC_INIT_SECTION_ASM_OP__.
        (INIT_ARRAY_SECTION_ASM_OP): Change all uses to
        __LIBGCC_INIT_ARRAY_SECTION_ASM_OP__.
        (EH_FRAME_SECTION_NAME): Change all uses to
        __LIBGCC_EH_FRAME_SECTION_NAME__.
        * libgcov-profiler.c (VTABLE_USES_DESCRIPTORS): Remove conditional
        definitions.  Change all uses to
        __LIBGCC_VTABLE_USES_DESCRIPTORS__.
        * unwind-dw2.c (STACK_GROWS_DOWNWARD): Change all uses to
        __LIBGCC_STACK_GROWS_DOWNWARD__.
        (DWARF_FRAME_REGISTERS): Change all uses to
        __LIBGCC_DWARF_FRAME_REGISTERS__.
        (EH_RETURN_STACKADJ_RTX): Change all uses to
        __LIBGCC_EH_RETURN_STACKADJ_RTX__.
        * unwind-dw2.h (DWARF_FRAME_REGISTERS): Remove conditional
        definition.  Change use to __LIBGCC_DWARF_FRAME_REGISTERS__.
        * unwind-sjlj.c (DONT_USE_BUILTIN_SETJMP): Change all uses to
        __LIBGCC_DONT_USE_BUILTIN_SETJMP__.
        (JMP_BUF_SIZE): Change use to __LIBGCC_JMP_BUF_SIZE__.

2014-09-02  Nathan sidwell  <nathan@acm.org>

        * libgcov-interface.c (STRONG_ALIAS): New.
        (__gcov_flush): Call __gcov_reset_int.
        (__gcov_reset): Strong alias for ...
        (__gcov_reset_ing): ... this renamed hidden version.
        * libgcov.h (__gcov_reset_int): New declaration.

2014-08-19  Yaakov Selkowitz  <yselkowi@redhat.com>

        * config/i386/cygming-crtend.c (register_frame_ctor): Move atexit
        call from here...
        * config/i386/cygming-crtbegin.c (__gcc_register_frame): to here.
        (__dso_handle): Define on Cygwin.
        * config/i386/t-cygming (crtbeginS.o): New rule.
        * config.host (*-*-cygwin*): Add crtbeginS.o to extra_parts.

        * config/i386/cygming-crtbegin.c (deregister_frame_fn): Fix
        declaration syntax.

2014-08-13  Steve Ellcey  <sellcey@mips.com>

        * crtstuff.c: Undef caddr_t.

2014-08-12  Steve Ellcey  <sellcey@mips.com>

        * config/mips/mips16.S:  Skip when __mips_soft_float is defined.

2014-08-07  Nathan Sidwell  <nathan@acm.org>

        * Makefile.in (LIBGCOV_INTERFACE): Move _gcov_dump ...
        (LIBGCOV_DRIVER): ... to here.
        * libgcov.h (gcov_do_dump): New #define.
        (struct gcov_root): New.
        (__gcov_root): New declaration.
        (__gcov_dump_one): Declare.
        * libgcov-driver.c (gcov_list, gcov_dump_complete,
        run_accounted): Delete.
        (gcov_compute_histogram): Add LIST argument, adjust.
        (compute_summary): Adjust gcov_compute_histogram call.
        (gcov_do_dump): Not hidden, static in libgcov.
        (gcov_clear): Move  to interface.c.
        (__gcov_dump_one): New, broken out of ...
        (gcov_exit): ... here.  Make static.
        (__gcov_root): New.
        (__gcov_init): Adjust.
        * libgcov-interface.c (gcov_clear, gcov_exit): Remove
        declarations.
        (__gcov_flush): Use __gcov_dump_one and __gcov_reset.
        (gcov_clear): Moved from driver.c.   Add LIST argument.
        (__gcov_reset): Adjust for changed interfaces.
        (__gcov_fork): Remove local declaration of __gcov_flush_mx.

2014-08-04  Rohit  <rohitarulraj@freescale.com>

        PR target/60102
        * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Update
        based on change in SPE high register numbers and 3 HTM registers.

2014-08-01  Nathan Sidwell  <nathan@acm.org>

        * Makefile.in (LIBGCOV_MERGE, LIBGCOV_PROFILER,
        LIBGCOV_INTERFACE): Reformat.
        * libgcov-driver.c (gcov_exit, __gcov_init): Disable when
        IN_GCOV_TOOL.
        * libgcov-interface.c: Reformat some comments.
        (__gcov_flush_mx): Add declaration.  Tidy up definition.

2014-07-31  Alan Modra  <amodra@gmail.com>
            Peter Bergner  <bergner@vnet.ibm.com>

        * config/rs6000/ibm-ldouble.c (typedef union longDblUnion): Delete.
        (pack_ldouble): New function.
        (__gcc_qadd): Use it.
        (__gcc_qmul): Likewise.
        (__gcc_qdiv): Likewise.
        (__gcc_qneg): Likewise.
        (__gcc_stoq): Likewise.
        (__gcc_dtoq): Likewise.

2014-07-30  J. D. Johnston  <jjohnst@us.ibm.com>

        * config/s390/tpf-unwind.h: Include <stdbool.h>.
        (__tpf_eh_return): Add original return address as second parameter.
        Handle cases where unwinder routines were called directly, instead
        of from within the C++ library.

2014-07-29  Nathan Sidwell  <nathan@acm.org>

        * libgcov.h: Move renaming of entry points to lib gcov specific
        portion.
        (gcov_do_dump): New rename.
        (gcov_rewrite): Remove inline, make HIDDEN.
        * libgcov-driver.c (gcov_clear, gcov_exit): Remove declarations.
        (gcov_exit_compute_summary): Rename to ...
        (compute_summary): ... here.  Add LIST argument.
        (gcov_exit_merge_gcda): Rename to ...
        (merge_one_data): ... here.
        (gcov_exit_write_gcda): Rename to ...
        (write_one_data): ... here.
        (gcov_exit_merge_summary): Rename to ...
        (merge_summary): Add RUN_COUNTED argument.
        (gcov_exit_dump_gcov): Rename to ...
        (dump_one_gcov): Add RUN_COUNTED argument.
        (gcov_do_dump): New function, broken out of ...
        (gcov_exit): ... here.  Call it.

2014-07-27  Anthony Green  <green@moxielogic.com>

        * config.host: Add moxiebox configuration suppport.

2014-07-27  Nathan Sidwell  <nathan@acm.org>

        * libgcov-driver.c (struct gcov_filename_aux): Rename ...
        (struct gcov_filename): ... here.  Include buffer and max length
        fields.
        (gcov_max_filename): Remove.
        (gi_filename): Remove.
        (gcov_exit_compute_summary): Compute max filename here.
        (gcov_exit_merge_gcda): Add filename parm, adjust.
        (gcov_exit_merge_summary): Likewise.
        (gcov_exit_dump_gcov): Adjust for struct gcov_filename changes.
        (gcov_exit): Likewise.
        (__gcov_init): Don't calculate max length here.
        * libgcov_util.c (max_filename_len): Remove.
        (read_gcda_file): Don't calculate max length here.
        (gcov_read_profile_dir): Don't propagate here.
        * libgcov-driver-system.c (alloc_filename_struct): Adjust for
        struct gcov_filename changes.
        (gcov_exit_open_gcda_file): Likewise.

2014-07-25  Nathan Sidwell  <nathan@acm.org>

        * libgcov-driver.c (set_gcov_dump_complete,
        reset_gcov_dump_complete, get_gcov_dump_complete): Remove global
        functions polluting user's namespace.
        (gcov_exit): Set variable directly.
        (gcov_clear): Reset variable directly.
        * libgcov-interface.c (get_gcov_dymp_complete,
        reset_gov_dump_complete): Remove declarations.
        (__gcov_reset, __gcov_dump): Don't call them.

2014-07-24  DJ Delorie  <dj@redhat.com>

        * config/i386/cygming-crtbegin.c (deregister_frame_fn): Newly public.
        (__gcc_deregister_frame): Move logic to detect deregister function
        to ...
        (__gcc_register_frame): here, so it's consistent with the register
        logic.

2014-07-23  Nathan Sidwell  <nathan@acm.org>

        * libgcov-driver.c (set_gcov_list): Remove.
        (gcov_list): Make non-static in GCOV_TOOL.
        * libgcov.h (GCOV_TOOL_LINKAGE): Remove unused #define.

2014-07-17  John David Anglin  <danglin@gcc.gnu.org>

        * config/pa/linux-atomic.c (__sync_lock_release_4): New.
        (SYNC_LOCK_RELEASE): Update to use __kernel_cmpxchg for release.
        Don't use SYNC_LOCK_RELEASE for int type.

2014-07-14  Richard Biener  <rguenther@suse.de>

        * libgcov.h (struct gcov_fn_info): Make ctrs size 1.

2014-07-11  Rong Xu  <xur@google.com>

        * libgcov-util.c (gcov_max_filename): Fix declartion.

2014-07-10  Rong Xu  <xur@google.com>

        Add gcov-tool: an offline gcda profile processing tool
        Support.
        * libgcov-driver.c (gcov_max_filename): Make available
        to gcov-tool.
        * libgcov-merge.c (__gcov_merge_add): Replace
        gcov_read_counter() with a Macro.
        (__gcov_merge_ior): Ditto.
        (__gcov_merge_time_profile): Ditto.
        (__gcov_merge_single): Ditto.
        (__gcov_merge_delta): Ditto.
        * libgcov-util.c (void gcov_set_verbose): Set the verbose flag
        in the utility functions.
        (set_fn_ctrs): Utility function for reading gcda files to in-memory
        gcov_list object link lists.
        (tag_function): Ditto.
        (tag_blocks): Ditto.
        (tag_arcs): Ditto.
        (tag_lines): Ditto.
        (tag_counters): Ditto.
        (tag_summary): Ditto.
        (read_gcda_finalize): Ditto.
        (read_gcda_file): Ditto.
        (ftw_read_file): Ditto.
        (read_profile_dir_init): Ditto.
        (gcov_read_profile_dir): Ditto.
        (gcov_read_counter_mem): Ditto.
        (gcov_get_merge_weight): Ditto.
        (merge_wrapper): A wrapper function that calls merging handler.
        (gcov_merge): Merge two gcov_info objects with weights.
        (find_match_gcov_info): Find the matched gcov_info in the list.
        (gcov_profile_merge): Merge two gcov_info object lists.
        (__gcov_add_counter_op): Process edge profile counter values.
        (__gcov_ior_counter_op): Process IOR profile counter values.
        (__gcov_delta_counter_op): Process delta profile counter values.
        (__gcov_single_counter_op): Process single  profile counter values.
        (fp_scale): Callback function for float-point scaling.
        (int_scale): Callback function for integer fraction scaling.
        (gcov_profile_scale): Scaling profile counters.
        (gcov_profile_normalize): Normalize profile counters.
        * libgcov.h: Add headers and functions for gcov-tool use.
        (gcov_get_counter): New.
        (gcov_get_counter_target): Ditto.
        (struct gcov_info): Make the functions field mutable in gcov-tool
        compilation.

2014-06-23  Kai Tietz  <ktietz@redhat.com>

        PR libgcc/61585
        * unwind-seh.c (_Unwind_GetGR): Check for proper
        index range.
        (_Unwind_SetGR): Likewise.

2014-05-22  Nick Clifton  <nickc@redhat.com>

        * config/msp430/t-msp430 (HOST_LIBGCC2_CFLAGS): Add
        -mhwmult=none.

2014-05-22  Teresa Johnson  <tejohnson@google.com>

        * libgcov-driver.c (gcov_error): Move declaration before gcov-io.c
        include.

2014-05-20  John Marino  <gnugcc@marino.st>

        * config.host (*-*-dragonfly*): New target.
        * crtstuff.c: Make dl_iterate_support generic on *bsd.
        * enable-execute-stack-mprotect.c: Always mprotect on FreeBSD.
        * unwind-dw2-fde-dip.c: Add dl_iterate_phr support for DragonFly.
        * config/i386/dragonfly-unwind.h: New.

2014-05-21  Maciej W. Rozycki  <macro@codesourcery.com>

        PR libgcc/60166
        * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANFRAC_S)
        (_FP_NANFRAC_D, _FP_NANSIGN_Q): Set the quiet bit.

2014-05-13  Bernd Edlinger  <bernd.edlinger@hotmail.de>

        * unwind-seh.c (_Unwind_Backtrace): Uncommented, finished
        implementation.

2014-05-12  Georg-Johann Lay  <avr@gjlay.de>

        * config/arm/bpabi-lib.h (License): Add GCC Runtime Library Exception.

2014-05-08  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

        PR libgcc/61097
        * config/t-slibgcc-sld: Only build and install libgcc-unwind.map
        if --enable-shared.

2014-04-30  Bernd Edlinger  <bernd.edlinger@hotmail.de>

        Work around for current cygwin32 build problems.
        * config/i386/cygming-crtbegin.c (__register_frame_info,
        __deregister_frame_info, _Jv_RegisterClasses): Compile weak default
        functions only for 64-bit systems.

2014-04-25  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

        * config/i386/crtfastmath.c [!__x86_64__ && __sun__ && __svr4__]
        (sigill_caught, sigill_hdlr): Remove.

2014-04-22  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

        * config/i386/crtfastmath.c (set_fast_math): Remove SSE execution
        check.
        * config/i386/sol2-unwind.h (x86_fallback_frame_state): Remove
        Solaris 9 single-threaded support.
        * config/sparc/sol2-unwind.h (sparc64_is_sighandler): Remove
        Solaris 9 single-threaded support.  Add call_user_handler code
        sequences.
        (sparc_is_sighandler): Likewise.

2014-03-27  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>

        * config.host: Append t-floattodi to tmake_file depending on
        host_address.

2014-03-20  Joel Sherrill  <joel.sherrill@oarcorp.com>

        * config.host (v850*-*-*): Add to tmake_file instead of resetting it.

2014-03-10  Uros Bizjak  <ubizjak@gmail.com>

        PR libgcc/60472
        * crtstuff.c (frame_dummy): Use void **jcr_list temporary
        variable to avoid "array subscript is above array bounds" warnings.
        Use __builtin_expect when checking *jcr_list for NULL.

2014-03-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

        PR libgcc/59339
        * config.host (*-*-linux*, frv-*-*linux*, *-*-kfreebsd*-gnu)
        (*-*-knetbsd*-gnu, *-*-gnu*, *-*-kopensolaris*-gnu): Only add
        vtv_*.o to extra_parts if enable_vtable_verify.

2014-03-06  Nick Clifton  <nickc@redhat.com>

        * config/msp430/t-msp430 (LIB2ADD): Add lib2hw_mul.S
        * config/msp430/lib2hw_mul.S: New: Hardware multiply routines.

2014-02-28  Joey Ye  <joey.ye@arm.com>

        PR libgcc/60166
        * config/arm/sfp-machine.h (_FP_NANFRAC_H,
        _FP_NANFRAC_S, _FP_NANFRAC_D, _FP_NANFRAC_Q):
        Set to zero.

2014-02-24  Walter Lee  <walt@tilera.com>

        * config.host: Support "tilegx*" and "tilepro*" triplets.
        * config/tilegx/sfp-machine32.h (__BYTE_ORDER): Handle big endian.
        * config/tilegx/sfp-machine64.h (__BYTE_ORDER): Handle big endian.

2014-02-20  Sandra Loosemore  <sandra@codesourcery.com>
            Chung-Lin Tang  <cltang@codesourcery.com>

        * config/nios2/t-nios2 (CRTSTUFF_T_CFLAGS): Add -mno-gpopt.
        * config/nios2/crti.S: Remove .file directive.
        * config/nios2/crtn.S: Likewise.

2014-02-18  Kai Tietz  <ktietz@redhat.com>
        Jonathan Schleifer  <js@webkeks.org>

        PR objc/56870
        * unwind-seh.c (_GCC_specific_handler): Pass proper
        value to unwind-handler.

2014-02-12  Joseph Myers  <joseph@codesourcery.com>

        * soft-fp/adddf3.c: Update from glibc.
        * soft-fp/addsf3.c: Likewise.
        * soft-fp/addtf3.c: Likewise.
        * soft-fp/divdf3.c: Likewise.
        * soft-fp/divsf3.c: Likewise.
        * soft-fp/divtf3.c: Likewise.
        * soft-fp/double.h: Likewise.
        * soft-fp/eqdf2.c: Likewise.
        * soft-fp/eqsf2.c: Likewise.
        * soft-fp/eqtf2.c: Likewise.
        * soft-fp/extenddftf2.c: Likewise.
        * soft-fp/extended.h: Likewise.
        * soft-fp/extendsfdf2.c: Likewise.
        * soft-fp/extendsftf2.c: Likewise.
        * soft-fp/extendxftf2.c: Likewise.
        * soft-fp/fixdfdi.c: Likewise.
        * soft-fp/fixdfsi.c: Likewise.
        * soft-fp/fixdfti.c: Likewise.
        * soft-fp/fixsfdi.c: Likewise.
        * soft-fp/fixsfsi.c: Likewise.
        * soft-fp/fixsfti.c: Likewise.
        * soft-fp/fixtfdi.c: Likewise.
        * soft-fp/fixtfsi.c: Likewise.
        * soft-fp/fixtfti.c: Likewise.
        * soft-fp/fixunsdfdi.c: Likewise.
        * soft-fp/fixunsdfsi.c: Likewise.
        * soft-fp/fixunsdfti.c: Likewise.
        * soft-fp/fixunssfdi.c: Likewise.
        * soft-fp/fixunssfsi.c: Likewise.
        * soft-fp/fixunssfti.c: Likewise.
        * soft-fp/fixunstfdi.c: Likewise.
        * soft-fp/fixunstfsi.c: Likewise.
        * soft-fp/fixunstfti.c: Likewise.
        * soft-fp/floatdidf.c: Likewise.
        * soft-fp/floatdisf.c: Likewise.
        * soft-fp/floatditf.c: Likewise.
        * soft-fp/floatsidf.c: Likewise.
        * soft-fp/floatsisf.c: Likewise.
        * soft-fp/floatsitf.c: Likewise.
        * soft-fp/floattidf.c: Likewise.
        * soft-fp/floattisf.c: Likewise.
        * soft-fp/floattitf.c: Likewise.
        * soft-fp/floatundidf.c: Likewise.
        * soft-fp/floatundisf.c: Likewise.
        * soft-fp/floatunditf.c: Likewise.
        * soft-fp/floatunsidf.c: Likewise.
        * soft-fp/floatunsisf.c: Likewise.
        * soft-fp/floatunsitf.c: Likewise.
        * soft-fp/floatuntidf.c: Likewise.
        * soft-fp/floatuntisf.c: Likewise.
        * soft-fp/floatuntitf.c: Likewise.
        * soft-fp/gedf2.c: Likewise.
        * soft-fp/gesf2.c: Likewise.
        * soft-fp/getf2.c: Likewise.
        * soft-fp/ledf2.c: Likewise.
        * soft-fp/lesf2.c: Likewise.
        * soft-fp/letf2.c: Likewise.
        * soft-fp/muldf3.c: Likewise.
        * soft-fp/mulsf3.c: Likewise.
        * soft-fp/multf3.c: Likewise.
        * soft-fp/negdf2.c: Likewise.
        * soft-fp/negsf2.c: Likewise.
        * soft-fp/negtf2.c: Likewise.
        * soft-fp/op-1.h: Likewise.
        * soft-fp/op-2.h: Likewise.
        * soft-fp/op-4.h: Likewise.
        * soft-fp/op-8.h: Likewise.
        * soft-fp/op-common.h: Likewise.
        * soft-fp/quad.h: Likewise.
        * soft-fp/single.h: Likewise.
        * soft-fp/soft-fp.h: Likewise.
        * soft-fp/subdf3.c: Likewise.
        * soft-fp/subsf3.c: Likewise.
        * soft-fp/subtf3.c: Likewise.
        * soft-fp/truncdfsf2.c: Likewise.
        * soft-fp/trunctfdf2.c: Likewise.
        * soft-fp/trunctfsf2.c: Likewise.
        * soft-fp/trunctfxf2.c: Likewise.
        * soft-fp/unorddf2.c: Likewise.
        * soft-fp/unordsf2.c: Likewise.
        * soft-fp/unordtf2.c: Likewise.
        * config/aarch64/sfp-machine.h (_FP_TININESS_AFTER_ROUNDING): New
        macro.
        * config/arm/sfp-machine.h (_FP_TININESS_AFTER_ROUNDING):
        Likewise.
        * config/c6x/sfp-machine.h (_FP_TININESS_AFTER_ROUNDING):
        Likewise.
        * config/cris/sfp-machine.h (_FP_TININESS_AFTER_ROUNDING):
        Likewise.
        * config/i386/sfp-machine.h (_FP_TININESS_AFTER_ROUNDING):
        Likewise.
        * config/ia64/sfp-machine.h (_FP_TININESS_AFTER_ROUNDING):
        Likewise.
        * config/lm32/sfp-machine.h (_FP_TININESS_AFTER_ROUNDING):
        Likewise.
        * config/mips/sfp-machine.h (_FP_TININESS_AFTER_ROUNDING):
        Likewise.
        * config/moxie/sfp-machine.h (_FP_TININESS_AFTER_ROUNDING):
        Likewise.
        * config/nds32/sfp-machine.h (_FP_TININESS_AFTER_ROUNDING):
        Likewise.
        * config/nios2/sfp-machine.h (_FP_TININESS_AFTER_ROUNDING):
        Likewise.
        * config/rs6000/sfp-machine.h (_FP_TININESS_AFTER_ROUNDING):
        Likewise.
        * config/score/sfp-machine.h (_FP_TININESS_AFTER_ROUNDING):
        Likewise.
        * config/tilegx/sfp-machine32.h (_FP_TININESS_AFTER_ROUNDING):
        Likewise.
        * config/tilegx/sfp-machine64.h (_FP_TININESS_AFTER_ROUNDING):
        Likewise.
        * config/tilepro/sfp-machine.h (_FP_TININESS_AFTER_ROUNDING):
        Likewise.

2014-02-07  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>

        * config/s390/32/_fixdfdi.c: Throw invalid exception if number
        cannot be represented.
        * config/s390/32/_fixsfdi.c: Likewise.
        * config/s390/32/_fixtfdi.c: Likewise.
        * config/s390/32/_fixunsdfdi.c: Likewise.
        * config/s390/32/_fixunssfdi.c: Likewise.
        * config/s390/32/_fixunstfdi.c: Likewise.

2014-02-07  Richard Sandiford  <rdsandiford@googlemail.com>

        * configure.ac (libgcc_cv_mips_hard_float): New.
        * configure: Regenerate.
        * config.host (mips*-*-*): Use t-hardfp-sfdf rather than
        t-softfp-sfdf for hard-float targets.
        * config/mips/t-mips (LIB2_SIDITI_CONV_FUNCS): Reinstate.
        (softfp_float_modes, softfp_int_modes, softfp_extensions)
        (softfp_truncations, softfp_exclude_libgcc2): New.
        * config/t-hardfp: New file.
        * config/t-hardfp-sfdf: Likewise.
        * config/hardfp.c: Likewise.

2014-02-05  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>

        * config.host: Include t-floattodi also for s390x.
        * config/s390/32/_fixdfdi.c: Omit in 64 bit mode.
        * config/s390/32/_fixsfdi.c: Likewise.
        * config/s390/32/_fixtfdi.c: Likewise.
        * config/s390/32/_fixunsdfdi.c: Likewise.
        * config/s390/32/_fixunssfdi.c: Likewise.
        * config/s390/32/_fixunstfdi.c: Likewise.

2014-02-04  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

        PR target/59788
        * config/t-slibgcc-sld (libgcc-unwind.map): New target.
        (install-libgcc-unwind-map-forbuild): New target.
        (all): Depend on install-libgcc-unwind-map-forbuild.
        (install-libgcc-unwind-map): New target.
        (install): Depend on install-libgcc-unwind-map.

2014-02-02  Sandra Loosemore  <sandra@codesourcery.com>

        * config/nios2/crti.S (_init): Initialize GOT pointer from
        _gp_got instead of _GLOBAL_OFFSET_TABLE_.

2014-02-02  Richard Sandiford  <rdsandiford@googlemail.com>

        * configure.ac: Check __mips64 when setting host_address.
        * configure: Regenerate.
        * config.host (mips*-*-*): Add t-softfp-sfdf, mips/t-softfp-tf,
        mips/t-mips64 and t-softfp.
        (mips*-*-linux*): Don't add mips/t-tpbit.
        * config/mips/t-mips (LIB2_SIDITI_CONV_FUNCS, FPBIT, FPBIT_CFLAGS)
        (DPBIT, DPBIT_CFLAGS): Delete.
        * config/mips/sfp-machine.h: New file.
        * config/mips/t-mips64: Likewise.
        * config/mips/t-softfp-tf: Likewise.
        * config/mips/t-tpbit: Delete.

2014-01-29  Marcus Shawcroft  <marcus.shawcroft@arm.com>

        * config/aarch64/sfp-machine.h (_FP_I_TYPE): Define
        as long long.

2014-01-25  Walter Lee  <walt@tilera.com>

        * config/tilepro/atomic.c: Include tconfig.h.  Don't include
        config.h or system.h.
        (bool) Define.

2014-01-25  Walter Lee  <walt@tilera.com>

        * config/tilepro/atomic.c (pre_atomic_barrier): Mark inline.
        (post_atomic_barrier): Ditto.
        (__fetch_and_do): New macro.
        (__atomic_fetch_and_do): Use __fetch_and_do.
        (__sync_fetch_and_do): New macro.
        (__sync_fetch_and_add_4): New function.
        (__sync_fetch_and_sub_4): New function.
        (__sync_fetch_and_or_4): New function.
        (__sync_fetch_and_and_4): New function.
        (__sync_fetch_and_xor_4): New function.
        (__sync_fetch_and_nand_4): New function.
        (__sync_fetch_and_add_8): New function.
        (__sync_fetch_and_sub_8): New function.
        (__sync_fetch_and_or_8): New function.
        (__sync_fetch_and_and_8): New function.
        (__sync_fetch_and_xor_8): New function.
        (__sync_fetch_and_nand_8): New function.
        (__do_and_fetch): New macro.
        (__atomic_do_and_fetch): Use __do_and_fetch.
        (__sync_do_and_fetch): New macro.
        (__sync_add_and_fetch_4): New function.
        (__sync_sub_and_fetch_4): New function.
        (__sync_or_and_fetch_4): New function.
        (__sync_and_and_fetch_4): New function.
        (__sync_xor_and_fetch_4): New function.
        (__sync_nand_and_fetch_4): New function.
        (__sync_add_and_fetch_8): New function.
        (__sync_sub_and_fetch_8): New function.
        (__sync_or_and_fetch_8): New function.
        (__sync_and_and_fetch_8): New function.
        (__sync_xor_and_fetch_8): New function.
        (__sync_nand_and_fetch_8): New function.
        (__sync_exchange_methods): New macro.
        (__sync_val_compare_and_swap_4): New function.
        (__sync_bool_compare_and_swap_4): New function.
        (__sync_lock_test_and_test_4): New function.
        (__sync_val_compare_and_swap_8): New function.
        (__sync_bool_compare_and_swap_8): New function.
        (__sync_lock_test_and_test_8): New function.
        (__subword_cmpxchg_body): New macro.
        (__atomic_compare_exchange_1): Use __subword_cmpxchg_body.
        (__atomic_compare_exchange_2): Ditto.
        (__sync_subword_cmpxchg): New macro.
        (__sync_val_compare_and_swap_1): New function.
        (__sync_bool_compare_and_swap_1): New function.
        (__sync_val_compare_and_swap_2): New function.
        (__sync_bool_compare_and_swap_2): New function.
        (__atomic_subword): Rename to ...
        (__subword): ... New name.
        (__atomic_subword_fetch): Use __subword.
        (__sync_subword_fetch): New macro.
        (__sync_fetch_and_add_1): New function.
        (__sync_fetch_and_sub_1): New function.
        (__sync_fetch_and_or_1): New function.
        (__sync_fetch_and_and_1): New function.
        (__sync_fetch_and_xor_1): New function.
        (__sync_fetch_and_nand_1): New function.
        (__sync_fetch_and_add_2): New function.
        (__sync_fetch_and_sub_2): New function.
        (__sync_fetch_and_or_2): New function.
        (__sync_fetch_and_and_2): New function.
        (__sync_fetch_and_xor_2): New function.
        (__sync_fetch_and_nand_2): New function.
        (__sync_add_and_fetch_1): New function.
        (__sync_sub_and_fetch_1): New function.
        (__sync_or_and_fetch_1): New function.
        (__sync_and_and_fetch_1): New function.
        (__sync_xor_and_fetch_1): New function.
        (__sync_nand_and_fetch_1): New function.
        (__sync_add_and_fetch_2): New function.
        (__sync_sub_and_fetch_2): New function.
        (__sync_or_and_fetch_2): New function.
        (__sync_and_and_fetch_2): New function.
        (__sync_xor_and_fetch_2): New function.
        (__sync_nand_and_fetch_2): New function.
        (__atomic_subword_lock): Use __subword.
        (__sync_subword_lock): New macro.
        (__sync_lock_test_and_set_1): New function.
        (__sync_lock_test_and_set_2): New function.

2014-01-25  Walter Lee  <walt@tilera.com>

        * config/tilepro/atomic.c (BIT_OFFSET): Define.
        (__atomic_subword_cmpxchg): Use BIT_OFFSET.
        (__atomic_subword): Ditto.

2014-01-25  Walter Lee  <walt@tilera.com>

        * config/tilepro/atomic.c (__atomic_do_and_fetch): Add
        a prefix op argument.
        (__atomic_nand_fetch_4): Add prefix op.
        (__atomic_nand_fetch_8): Ditto.

2014-01-21  Baruch Siach  <barch@tkos.co.il>

        * config.host (tmake_file): add t-slibgcc-libgcc for xtensa*-*-linux*.

2014-01-09  Rong Xu  <xur@google.com>

        * libgcov-driver.c (this_prg): make it local to save
        bss space.
        (gcov_exit_compute_summary): Ditto.
        (gcov_exit_merge_gcda): Ditto.
        (gcov_exit_merge_summary): Ditto.
        (gcov_exit_dump_gcov): Ditto.

2014-01-08  Rong Xu  <xur@google.com>

        * libgcov-driver.c: Use libgcov.h.
        (buffer_fn_data): Use xmalloc instead of malloc.
        (gcov_exit_merge_gcda): Ditto.
        * libgcov-driver-system.c (allocate_filename_struct): Ditto.
        * libgcov.h: New common header files for libgcov-*.h.
        * libgcov-interface.c: Use libgcov.h
        * libgcov-merge.c: Ditto.
        * libgcov-profiler.c: Ditto.
        * Makefile.in: Add dependence to libgcov.h

2014-01-02  Joseph Myers  <joseph@codesourcery.com>

        * config/rs6000/ibm-ldouble.c (__gcc_qdiv): Scale up arguments in
        case of small numerator and finite nonzero result.

2014-01-02  Richard Sandiford  <rdsandiford@googlemail.com>

        Update copyright years

2014-01-02  Richard Sandiford  <rdsandiford@googlemail.com>

        * config/arc/asm.h, config/arc/crtg.S, config/arc/crtgend.S,
        config/arc/crti.S, config/arc/crtn.S, config/arc/divtab-arc700.c,
        config/arc/dp-hack.h, config/arc/fp-hack.h,
        config/arc/ieee-754/adddf3.S, config/arc/ieee-754/addsf3.S,
        config/arc/ieee-754/arc600-dsp/divdf3.S,
        config/arc/ieee-754/arc600-dsp/divsf3.S,
        config/arc/ieee-754/arc600-dsp/muldf3.S,
        config/arc/ieee-754/arc600-dsp/mulsf3.S,
        config/arc/ieee-754/arc600-mul64/divdf3.S,
        config/arc/ieee-754/arc600-mul64/divsf3.S,
        config/arc/ieee-754/arc600-mul64/muldf3.S,
        config/arc/ieee-754/arc600-mul64/mulsf3.S,
        config/arc/ieee-754/arc600/divsf3.S,
        config/arc/ieee-754/arc600/mulsf3.S,
        config/arc/ieee-754/divdf3.S, config/arc/ieee-754/divsf3-stdmul.S,
        config/arc/ieee-754/divsf3.S, config/arc/ieee-754/divtab-arc-df.c,
        config/arc/ieee-754/divtab-arc-sf.c, config/arc/ieee-754/eqdf2.S,
        config/arc/ieee-754/eqsf2.S, config/arc/ieee-754/extendsfdf2.S,
        config/arc/ieee-754/fixdfsi.S, config/arc/ieee-754/fixsfsi.S,
        config/arc/ieee-754/fixunsdfsi.S, config/arc/ieee-754/floatsidf.S,
        config/arc/ieee-754/floatsisf.S, config/arc/ieee-754/floatunsidf.S,
        config/arc/ieee-754/gedf2.S, config/arc/ieee-754/gesf2.S,
        config/arc/ieee-754/gtdf2.S, config/arc/ieee-754/gtsf2.S,
        config/arc/ieee-754/muldf3.S, config/arc/ieee-754/mulsf3.S,
        config/arc/ieee-754/orddf2.S, config/arc/ieee-754/ordsf2.S,
        config/arc/ieee-754/truncdfsf2.S, config/arc/ieee-754/uneqdf2.S,
        config/arc/ieee-754/uneqsf2.S, config/arc/initfini.c,
        config/arc/lib1funcs.S, config/arc/t-arc, config/arc/t-arc-newlib,
        config/cris/umulsidi3.S, config/msp430/cmpsi2.S,
        config/msp430/epilogue.S, config/msp430/lib2bitcountHI.c,
        config/msp430/lib2divHI.c, config/msp430/lib2divQI.c,
        config/msp430/lib2divSI.c, config/msp430/lib2mul.c,
        config/msp430/msp430-divmod.h, config/msp430/msp430-mul.h,
        config/msp430/slli.S, config/msp430/srai.S, config/msp430/srli.S,
        config/rl78/divmodhi.S, config/rl78/divmodqi.S, config/rl78/divmodsi.S,
        config/rl78/signbit.S, vtv_end.c, vtv_end_preinit.c, vtv_start.c,
        vtv_start_preinit.c: Use the standard form for the copyright notice.

2013-12-31  Sandra Loosemore  <sandra@codesourcery.com>
            Chung-Lin Tang  <cltang@codesourcery.com>
            Based on patches from Altera Corporation

        * config.host (nios2-*-*,nios2-*-linux*): Add nios2 host cases.
        * config/nios2/lib2-nios2.h: New file.
        * config/nios2/lib2-divmod-hi.c: New file.
        * config/nios2/linux-unwind.h: New file.
        * config/nios2/lib2-divmod.c: New file.
        * config/nios2/linux-atomic.c: New file.
        * config/nios2/t-nios2: New file.
        * config/nios2/crti.asm: New file.
        * config/nios2/t-linux: New file.
        * config/nios2/lib2-divtable.c: New file.
        * config/nios2/lib2-mul.c: New file.
        * config/nios2/tramp.c: New file.
        * config/nios2/crtn.asm: New file.

2013-12-26  Uros Bizjak  <ubizjak@gmail.com>

        * config/i386/cpuinfo.c (enum vendor_signatures): Remove.
        (__cpu_indicator_init): Use signature_INTEL_ebx and signature_AMD_ebx
        from cpuid.h to check vendor signatures.

2013-12-26  Ganesh Gopalasubramanian  <Ganesh.Gopalasubramanian@amd.com>

        * config/i386/cpuinfo.c (processor_types): Rename AMD cpu names
        AMD_BOBCAT to AMD_BTVER1 and AMD_JAGUAR to AMD_BTVER2.
        (get_amd_cpu): Likewise.

2013-12-25   H.J. Lu  <hongjiu.lu@intel.com>

        * config/i386/cpuinfo.c (get_intel_cpu): Remove model 0x3f from
        Haswell.

2013-12-25  Allan Sandfeld Jensen  <sandfeld@kde.org>
            H.J. Lu  <hongjiu.lu@intel.com>

        PR target/59422
        * config/i386/cpuinfo.c (enum processor_types):  Add AMD_BOBCAT
        and AMD_JAGUAR.
        (enum processor_subtypes): Add AMDFAM15H_BDVER3, AMDFAM15H_BDVER4,
        INTEL_COREI7_IVYBRIDGE and INTEL_COREI7_HASWELL.
        (enum processor_features): Add  FEATURE_SSE4_A, FEATURE_FMA4,
        FEATURE_XOP and FEATURE_FMA.
        (get_amd_cpu): Handle AMD_BOBCAT, AMD_JAGUAR, AMDFAM15H_BDVER2 and
        AMDFAM15H_BDVER3.
        (get_intel_cpu): Handle INTEL_COREI7 and INTEL_COREI7_HASWELL.
        (get_available_features): Handle FEATURE_FMA, FEATURE_SSE4_A,
        FEATURE_FMA4 and FEATURE_XOP.

2013-12-23   H.J. Lu  <hongjiu.lu@intel.com>

        * config/i386/cpuinfo.c (processor_subtypes): Replace INTEL_ATOM,
        INTEL_SLM with INTEL_BONNELL, INTEL_SILVERMONT.
        (get_intel_cpu): Updated.

2013-12-12  Zhenqiang Chen  <zhenqiang.chen@arm.com>

        * config.host (arm*-*-uclinux*): Move t-arm before t-bpabi.

2013-12-09  Uros Bizjak  <ubizjak@gmail.com>

        * config/i386/sfp-exceptions.c (__sfp_handle_exceptions): Emit SSE
        instructions when __SSE_MATH__ is defined.

2013-12-06  Ralf Corsépius  <ralf.corsepius@rtems.org>

        * config.host (microblaze-*-rtems*): New.

2013-12-04  Kugan Vivekanandarajah  <kuganv@linaro.org>

        * config/arm/bpapi-lib.h (TARGET_HAS_NO_HW_DIVIDE): Define for
        architectures that do not have hardware divide instruction.
        i.e. architectures that do not define __ARM_ARCH_EXT_IDIV__.

2013-12-04  Richard Sandiford  <rdsandiford@googlemail.com>

        * longlong.h: Delete (moved to include/).

2013-12-03  Adhemerval Zanella  <azanella@linux.vnet.ibm.com>

        * config/rs6000/ibm-ldouble.c (__gcc_qadd): Fix add
        of normal number and qNaN to not raise an inexact exception.

2013-11-28  Uros Bizjak  <ubizjak@gmail.com>

        * config/i386/32/sfp-machine.h (__FP_FRAC_ADDI_4): New macro.

2013-11-28  Matthew Leach  <matthew.leach@arm.com>

        * config/aarch64/linux-unwind.h (aarch64_fallback_frame_state): Check
        for correct opcodes on BE.

2013-11-27  Uros Bizjak  <ubizjak@gmail.com>

        * soft-fp/op-4.h: Update from glibc.

2013-11-27  Kugan Vivekanandarajah  <kuganv@linaro.org>

        * libgcc2.c (__udivmoddi4): Define new implementation when
        TARGET_HAS_NO_HW_DIVIDE is defined, for processors without any
        divide instructions.

2013-11-25  Oleg Endo  <olegendo@gcc.gnu.org>

        * config/sh/crt1.S (start): Don't do VBR_SETUP for SH2E.

2013-11-25  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

        * config/t-softfp (soft-fp-objects-base): New variable.
        (soft-fp-objects): Use it.

2013-11-23  David Edelson  <dje.gcc@gmail.com>
            Andrew Dixie  <andrewd@gentrack.com>

        PR target/33704
        * config/rs6000/aixinitfini.c: New file.
        * config/rs6000/t-aix-cxa (LIB2ADD_ST): Add aixinitfini.c.
        * config/rs6000/libgcc-aix-cxa.ver (GCC_4.9): Add libgcc initfini
        symbols.

2013-11-22  Yuri Rumyantsev  <ysrumyan@gmail.com>

        * config/i386/cpuinfo.c (get_intel_cpu): Add Silvermont cases.

2013-11-18  Jan Hubicka  <jh@suse.cz>

        * libgcov-driver.c (run_accounted): Make global level static.
        (gcov_exit_merge_summary): Silence warning; do not clear
        run_accounted here.
        (gcov_exit): Clear it here.

        * libgcov-driver.c (gcov_exit_merge_summary): Fix setting
        run_accounted.

        * libgcov-driver.c (get_gcov_dump_complete): Update comments.
        (all_prg, crc32): Remove static vars.
        (gcov_exit_compute_summary): Rewrite to return crc32; do not clear
        all_prg.
        (gcov_exit_merge_gcda): Add crc32 parameter.
        (gcov_exit_merge_summary): Add crc32 and all_prg parameter;
        do not account run if it was already accounted.
        (gcov_exit_dump_gcov): Add crc32 and all_prg parameters.
        (gcov_exit): Initialize all_prg; update.

2013-11-15  Andreas Schwab  <schwab@linux-m68k.org>

        * configure: Regenerate.

2013-11-14  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
            Alan Modra  <amodra@gmail.com>

        * config/rs6000/linux-unwind.h (TOC_SAVE_SLOT): Define.
        (frob_update_context): Use it.

2013-11-14  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
            Alan Modra  <amodra@gmail.com>

        * config/rs6000/tramp.S [__powerpc64__ && _CALL_ELF == 2]:
        (trampoline_initial): Provide ELFv2 variant.
        (__trampoline_setup): Likewise.

        * config/rs6000/linux-unwind.h (frob_update_context): Do not
        check for AIX indirect function call sequence if _CALL_ELF == 2.

2013-11-14  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
            Alan Modra  <amodra@gmail.com>

        * config/rs6000/linux-unwind.h (get_regs): Do not support
        old kernel versions if _CALL_ELF == 2.
        (frob_update_context): Do not support PLT stub variants only
        generated by old linkers if _CALL_ELF == 2.

2013-11-14  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
            Alan Modra  <amodra@gmail.com>

        * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
        location of CR save area for 64-bit little-endian systems.

2013-11-11  Eric Botcazou  <ebotcazou@adacore.com>

        * config.host (arm-wrs-vxworks): Replace arm/t-vxworks with arm/t-elf
        in tmake_file.
        * config/arm/t-vxworks: Delete.

2013-11-10  Kai Tietz  <ktietz@redhat.com>

        * config/i386/cygming-crtbegin.c (__gcc_register_frame):
        Increment load-count on use of LIBGCC_SONAME DLL.
        (hmod_libgcc): New static variable to hold handle of
        LIBGCC_SONAME DLL.
        (__gcc_deregister_frame): Decrement load-count of
        LIBGCC_SONAME DLL.

2013-11-08  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>

        * configure.ac (libgcc_cv_dfp): Extend check to probe fenv.h
        availability.
        * configure: Regenerate

2013-11-07  Uros Bizjak  <ubizjak@gmail.com>

        * config/i386/sfp-exceptions.c (__sfp_handle_exceptions): Handle
        FP_EX_DENORM.  Store result to volatile location after SSE division
        to close interrupt window.  Remove unneeded fwait after x87
        division since interrupt window will be closed by emitted fstp.
        Rewrite FP_EX_INEXACT handling.

2013-11-06  Joseph Myers  <joseph@codesourcery.com>

        * soft-fp/README: Update.
        * soft-fp/adddf3.c: Update from glibc.
        * soft-fp/addsf3.c: Likewise.
        * soft-fp/addtf3.c: Likewise.
        * soft-fp/divdf3.c: Likewise.
        * soft-fp/divsf3.c: Likewise.
        * soft-fp/divtf3.c: Likewise.
        * soft-fp/double.h: Likewise.
        * soft-fp/eqdf2.c: Likewise.
        * soft-fp/eqsf2.c: Likewise.
        * soft-fp/eqtf2.c: Likewise.
        * soft-fp/extenddftf2.c: Likewise.
        * soft-fp/extended.h: Likewise.
        * soft-fp/extendsfdf2.c: Likewise.
        * soft-fp/extendsftf2.c: Likewise.
        * soft-fp/extendxftf2.c: Likewise.
        * soft-fp/fixdfdi.c: Likewise.
        * soft-fp/fixdfsi.c: Likewise.
        * soft-fp/fixdfti.c: Likewise.
        * soft-fp/fixsfdi.c: Likewise.
        * soft-fp/fixsfsi.c: Likewise.
        * soft-fp/fixsfti.c: Likewise.
        * soft-fp/fixtfdi.c: Likewise.
        * soft-fp/fixtfsi.c: Likewise.
        * soft-fp/fixtfti.c: Likewise.
        * soft-fp/fixunsdfdi.c: Likewise.
        * soft-fp/fixunsdfsi.c: Likewise.
        * soft-fp/fixunsdfti.c: Likewise.
        * soft-fp/fixunssfdi.c: Likewise.
        * soft-fp/fixunssfsi.c: Likewise.
        * soft-fp/fixunssfti.c: Likewise.
        * soft-fp/fixunstfdi.c: Likewise.
        * soft-fp/fixunstfsi.c: Likewise.
        * soft-fp/fixunstfti.c: Likewise.
        * soft-fp/floatdidf.c: Likewise.
        * soft-fp/floatdisf.c: Likewise.
        * soft-fp/floatditf.c: Likewise.
        * soft-fp/floatsidf.c: Likewise.
        * soft-fp/floatsisf.c: Likewise.
        * soft-fp/floatsitf.c: Likewise.
        * soft-fp/floattidf.c: Likewise.
        * soft-fp/floattisf.c: Likewise.
        * soft-fp/floattitf.c: Likewise.
        * soft-fp/floatundidf.c: Likewise.
        * soft-fp/floatundisf.c: Likewise.
        * soft-fp/floatunditf.c: Likewise.
        * soft-fp/floatunsidf.c: Likewise.
        * soft-fp/floatunsisf.c: Likewise.
        * soft-fp/floatunsitf.c: Likewise.
        * soft-fp/floatuntidf.c: Likewise.
        * soft-fp/floatuntisf.c: Likewise.
        * soft-fp/floatuntitf.c: Likewise.
        * soft-fp/gedf2.c: Likewise.
        * soft-fp/gesf2.c: Likewise.
        * soft-fp/getf2.c: Likewise.
        * soft-fp/ledf2.c: Likewise.
        * soft-fp/lesf2.c: Likewise.
        * soft-fp/letf2.c: Likewise.
        * soft-fp/muldf3.c: Likewise.
        * soft-fp/mulsf3.c: Likewise.
        * soft-fp/multf3.c: Likewise.
        * soft-fp/negdf2.c: Likewise.
        * soft-fp/negsf2.c: Likewise.
        * soft-fp/negtf2.c: Likewise.
        * soft-fp/op-1.h: Likewise.
        * soft-fp/op-2.h: Likewise.
        * soft-fp/op-4.h: Likewise.
        * soft-fp/op-8.h: Likewise.
        * soft-fp/op-common.h: Likewise.
        * soft-fp/quad.h: Likewise.
        * soft-fp/single.h: Likewise.
        * soft-fp/soft-fp.h: Likewise.
        * soft-fp/subdf3.c: Likewise.
        * soft-fp/subsf3.c: Likewise.
        * soft-fp/subtf3.c: Likewise.
        * soft-fp/truncdfsf2.c: Likewise.
        * soft-fp/trunctfdf2.c: Likewise.
        * soft-fp/trunctfsf2.c: Likewise.
        * soft-fp/trunctfxf2.c: Likewise.
        * soft-fp/unorddf2.c: Likewise.
        * soft-fp/unordsf2.c: Likewise.
        * soft-fp/unordtf2.c: Likewise.

2013-11-05  Uros Bizjak  <ubizjak@gmail.com>

        * config/i386/32/sfp-machine.h (_FP_MUL_MEAT_S): Define.
        (_FP_MUL_MEAT_D): Ditto.
        (_FP_DIV_MEAT_S): Ditto.
        (_FP_DIV_MEAT_D): Ditto.
        * config.host (i[34567]86-*-rtems*): Remove i386/t-softfp, add
        t-softfp-sfdf and t-softfp to tmake_file.

2013-11-03  Uros Bizjak  <ubizjak@gmail.com>

        * config/i386/crtfastmath.c: Compile only for !_SOFT_FLOAT.
        * config/i386/crtprec.c: Ditto.

2013-10-31  Chung-Ju Wu  <jasonwucj@gmail.com>
            Shiva Chen  <shiva0217@gmail.com>

        * config.host (nds32*-elf*): Add nds32 target.
        * config/nds32 : New directory and files.

2013-10-16  Hans-Peter Nilsson  <hp@axis.com>

        For CRIS ports, switch to soft-fp.  Improve arit.c and longlong.h.
        * config.host (cpu_type) <Setting default>: Add entry for
        crisv32-*-*.
        (tmake_file) <crisv32-*-elf, cris-*-elf, cris-*-linux*>
        <crisv32-*-linux*>: Adjust.
        * longlong.h: Wrap the whole CRIS section in a single
        defined(__CRIS__) conditional.  Add comment about add_ssaaaa
        and sub_ddmmss.
        (COUNT_LEADING_ZEROS_0): Define when count_leading_zeros is
        defined.
        [__CRIS__] (__umulsidi3): Define.
        [__CRIS__] (umul_ppmm): Define in terms of __umulsidi3.
        * config/cris/sfp-machine.h: New file.
        * config/cris/umulsidi3.S: New file.
        * config/cris/t-elfmulti (LIB2ADD_ST): Add umulsidi3.S.
        * config/cris/arit.c (SIGNMULT): New macro.
        (__Div, __Mod): Use SIGNMULT instead of naked multiplication.
        * config/cris/mulsi3.S: Tweak to avoid redundant register-copying;
        saving 3 out of originally 33 cycles from the fastest
        path, 3 out of 54 from the medium path and one from the longest
        path.  Improve comments.

2013-10-15  Richard Sandiford  <rdsandiford@googlemail.com>

        * sync.c: Remove static aliases and define each function directly
        under its real name.

2013-10-02  John David Anglin  <danglin@gcc.gnu.org>

        * config.host (hppa*64*-*-linux*): Define extra_parts.
        (hppa*-*-linux*): Likewise.

2013-10-02  Joern Rennecke  <joern.rennecke@embecosm.com>

        * config/arc/crtgend.S: Add 2013 to Copyright years.
        * config/arc/gmon/atomic.h: Likewise.
        * config/arc/gmon/auxreg.h: Likewise.
        * config/arc/gmon/sys/gmon_out.h: Likewise.
        * config/arc/gmon/sys/gmon.h: Likewise.
        * config/arc/gmon/prof-freq.c: Likewise.
        * config/arc/gmon/mcount.c: Likewise.
        * config/arc/gmon/prof-freq-stub.S: Likewise.
        * config/arc/gmon/gmon.c: Likewise.
        * config/arc/gmon/machine-gmon.h: Likewise.
        * config/arc/gmon/profil.S: Likewise.
        * config/arc/gmon/dcache_linesz.S: Likewise.
        * config/arc/crtg.S: Likewise.
        * config/arc/ieee-754/arc600-mul64/divsf3.S: Likewise.
        * config/arc/ieee-754/arc600-mul64/divdf3.S: Likewise.
        * config/arc/ieee-754/adddf3.S: Likewise.
        * config/arc/ieee-754/truncdfsf2.S: Likewise.
        * config/arc/ieee-754/fixsfsi.S: Likewise.
        * config/arc/ieee-754/gtsf2.S: Likewise.
        * config/arc/ieee-754/floatsisf.S: Likewise.
        * config/arc/ieee-754/arc600-dsp/divsf3.S: Likewise.
        * config/arc/ieee-754/arc600-dsp/divdf3.S: Likewise.
        * config/arc/ieee-754/arc600-dsp/mulsf3.S: Likewise.
        * config/arc/ieee-754/fixdfsi.S: Likewise.
        * config/arc/ieee-754/addsf3.S: Likewise.
        * config/arc/ieee-754/gesf2.S: Likewise.
        * config/arc/ieee-754/floatsidf.S: Likewise.
        * config/arc/ieee-754/extendsfdf2.S: Likewise.
        * config/arc/ieee-754/divtab-arc-df.c: Likewise.
        * config/arc/ieee-754/gtdf2.S: Likewise.
        * config/arc/ieee-754/fixunsdfsi.S: Likewise.
        * config/arc/ieee-754/uneqdf2.S: Likewise.
        * config/arc/ieee-754/divsf3-stdmul.S: Likewise.
        * config/arc/ieee-754/uneqsf2.S: Likewise.
        * config/arc/ieee-754/arc-ieee-754.h: Likewise.
        * config/arc/ieee-754/divtab-arc-sf.c: Likewise.
        * config/arc/ieee-754/eqdf2.S: Likewise.
        * config/arc/ieee-754/ordsf2.S: Likewise.
        * config/arc/ieee-754/divsf3.S: Likewise.
        * config/arc/ieee-754/divdf3.S: Likewise.
        * config/arc/ieee-754/floatunsidf.S: Likewise.
        * config/arc/ieee-754/orddf2.S: Likewise.
        * config/arc/ieee-754/eqsf2.S: Likewise.
        * config/arc/ieee-754/gedf2.S: Likewise.
        * config/arc/crtn.S: Likewise.
        * config/arc/crti.S: Likewise.
        * config/arc/t-arc700-uClibc: Likewise.
        * config/arc/asm.h: Likewise.
        * config/arc/libgcc-excl.ver: Likewise.
        * config/arc/t-arc-newlib: Likewise.
        * config/arc/divtab-arc700.c: Likewise.
        * config/arc/initfini.c: Likewise.
        * config/arc/fp-hack.h: Likewise.

2013-10-01  Joern Rennecke  <joern.rennecke@embecosm.com>
            Diego Novillo  <dnovillo@google.com>

        * config/arc/gmon/mcount.c (_MCOUNT_DECL): Comment typo fix.
        * config/arc/ieee-754/arc600-dsp/muldf3.S (.Linf_denorm): Likewise.
        * config/arc/ieee-754/arc600-mul64/muldf3.S (.Linf_denorm): Likewise.
        * config/arc/ieee-754/muldf3.S (.Linf_denorm): Likewise.

2013-10-01  Joern Rennecke  <joern.rennecke@embecosm.com>
            Brendan Kehoe  <brendan@zen.org>
            Simon Cook  <simon.cook@embecosm.com>

        * config.host (arc*-*-elf*, arc*-*-linux-uclibc*): New configurations.
        * config/arc: New directory.
        * longlong.h [__arc__] (umul_ppmm): Remove.
        [__arc__] (__umulsidi3): Define.
        [__arc__ && __ARC_NORM__] (count_leading_zeroes): Define.
        [__arc__ && __ARC_NORM__] (COUNT_LEADING_ZEROS_0): Likewise.

2013-09-17  Jacek Caban  <jacek@codeweavers.com>

        * config/i386/gthr-win32.c: CreateSemaphoreW instead of
        CreateSemaphoreA.
        * config/i386/gthr-win32.h: Likewise.

2013-09-16  DJ Delorie  <dj@redhat.com>

        * config/rl78/vregs.h: Add G10 register definitions.
        * config/rl78/lib2mul.c: Enable for RL78/G10.
        * config/rl78/lib2div.c: Likewise.
        * config/rl78/lshrsi3.S: Use vregs.h.
        * config/rl78/cmpsi2.S: Likewise.
        * config/rl78/trampoline.S: Likewise.
        * config/rl78/mulsi2.S: Likewise.  Disable for RL78/G10.

2013-09-14  DJ Delorie  <dj@redhat.com>
            Nick Clifton  <nickc@redhat.com>

        * config/rl78/mulsi3.S: Remove a few unneeded moves and branches.
        * config/rl78/vregs.h: New.
        * config/rl78/signbit.S: New file.  Implements signbit function.
        * config/rl78/divmodsi.S: New.
        * config/rl78/divmodhi.S: New.
        * config/rl78/divmodqi.S: New.
        * config/rl78/t-rl78: Build them here...
        * config/rl78/lib2div.c: ...but not here.

2013-09-12  DJ Delorie  <dj@redhat.com>

        * config.host (msp*-*-elf): New.
        * config/msp430/: New port.

2013-08-18  Iain Sandoe  <iain@codesourcery.com>

        PR gcov-profile/58127
        * libgcov.c (__gcov_indirect_call_callee): Don't make this a
        __thread var for emulated TLS.
        (__gcov_indirect_call_counters): Likewise.

2013-08-16  Maciej W. Rozycki  <macro@codesourcery.com>
            Catherine Moore  <clm@codesourcery.com>
            Richard Sandiford  <rdsandiford@googlemail.com>

        * config/mips/mips16.S (CE_STARTFN, CE_ENDFN): New macros.
        (RET_FUNCTION): Use them in place of STARTFN and ENDFN.
        (CALL_STUB_NO_RET): Likewise.
        (CALL_STUB_RET): Likewise.
        * config/mips/libgcc-mips16.ver: Remove __mips16_call_stub and
        __mips16_ret call/return stub symbols.
        * config.host <mips*-*-linux>: For non-R5900 add t-slibgcc-libgcc
        to tmake_file.

2013-08-13  Maciej W. Rozycki  <macro@codesourcery.com>

        * config.host <mips*-*-linux*>: Remove a stray comment.

2013-08-10  Jan Hubicka  <jh@suse.cz>

        Work around binutils PR14342
        * Makefile.in: Add _gcov_indirect_call_profiler_v2 symbol.
        * libgcov.c (L_gcov_indirect_call_profiler): Restore original API.
        (L_gcov_indirect_call_profiler_v2): New.

2013-08-06  Jan Hubicka  <jh@suse.cz>

        * libgcov.c (__gcov_indirect_call_callee,
        __gcov_indirect_call_counters): New global vars.
        (__gcov_indirect_call_profiler): replace by ...
        (__gcov_indirect_call_profiler_v2) ... this one.

2013-08-06  Caroline Tice  <cmtice@google.com>

        * config.host (extra_parts): Add vtv_start.o, vtv_end.o
        vtv_start_preinit.o and vtv_end_preinit.o.
        * configure.ac: Add code to check/set enable_vtable_verify.
        * Makefile.in: Add rules to build vtv_*.o, if enable_vtable_verify is
        true.
        * vtv_start_preinit.c: New file.
        * vtv_end_preinit.c: New file.
        * vtv_start.c: New file.
        * vtv_end.c: New file.
        * configure: Regenerated.

2013-08-01  Maxim Kuvyrkov  <maxim@kugelworks.com>

        * config/aarch64/sfp-machine.h, config/aarch64/sync-cache.c,
        * config/i386/cpuinfo.c, config/ia64/unwind-ia64.h,
        * config/mips/vr4120-div.S: Fix license from GPL-3.0+ to
        GPL-3.0-with-GCC-exception.

2013-07-30  Maciej W. Rozycki  <macro@codesourcery.com>

        * config/mips/mips16.S (DELAYf): Alias to DELAYt for the MIPS IV
        ISA and up.

2013-07-23  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>

        * config/s390/linux-unwind.h: Use the proper dwarf to hard reg
        mapping for FPRs when creating the fallback framestate.

2013-07-19  Georg-Johann Lay  <avr@gjlay.de>

        PR target/57516
        * config/avr/lib1funcs-fixed.S (__roundqq3, __rounduqq3)
        (__round_s2_const, __round_u2_const)
        (__round_s4_const, __round_u4_const, __round_x8):
        Saturate result if addition result cannot be represented.

2013-07-15  Matthias Klose  <doko@ubuntu.com>

        * libgcc2.c: Don't include <limits.h>.

2013-07-09  Janis Johnson  <janisjo@codesourcery.com>

        * config.host (powerpc-*-eabispe*): Add t-fdpbit to tmake_file.

2013-07-06  Jakub Jelinek  <jakub@redhat.com>

        PR target/29776
        * libgcc2.c (__floattisf): Avoid undefined signed overflow.

2013-06-28  Jakub Jelinek  <jakub@redhat.com>

        PR middle-end/36041
        * libgcc2.c (POPCOUNTCST2, POPCOUNTCST4, POPCOUNTCST8, POPCOUNTCST):
        Define.
        (__popcountSI2): For __SIZEOF_INT__ > 2 targets use arithmetics
        instead of table lookups.
        (__popcountDI2): Likewise.

2013-06-25  Chung-Ju Wu  <jasonwucj@gmail.com>

        * Makefile.in (clean, distclean): Remove auto-target.h and stamp-h
        correctly.

2013-06-21  Joseph Myers  <joseph@codesourcery.com>

        PR other/53317
        * soft-fp/adddf3.c: Update from glibc.
        * soft-fp/addsf3.c: Likewise.
        * soft-fp/addtf3.c: Likewise.
        * soft-fp/divdf3.c: Likewise.
        * soft-fp/divsf3.c: Likewise.
        * soft-fp/divtf3.c: Likewise.
        * soft-fp/double.h: Likewise.
        * soft-fp/eqdf2.c: Likewise.
        * soft-fp/eqsf2.c: Likewise.
        * soft-fp/eqtf2.c: Likewise.
        * soft-fp/extenddftf2.c: Likewise.
        * soft-fp/extended.h: Likewise.
        * soft-fp/extendsfdf2.c: Likewise.
        * soft-fp/extendsftf2.c: Likewise.
        * soft-fp/fixdfdi.c: Likewise.
        * soft-fp/fixdfsi.c: Likewise.
        * soft-fp/fixsfdi.c: Likewise.
        * soft-fp/fixsfsi.c: Likewise.
        * soft-fp/fixtfdi.c: Likewise.
        * soft-fp/fixtfsi.c: Likewise.
        * soft-fp/fixunsdfdi.c: Likewise.
        * soft-fp/fixunsdfsi.c: Likewise.
        * soft-fp/fixunssfdi.c: Likewise.
        * soft-fp/fixunssfsi.c: Likewise.
        * soft-fp/fixunstfdi.c: Likewise.
        * soft-fp/fixunstfsi.c: Likewise.
        * soft-fp/floatdidf.c: Likewise.
        * soft-fp/floatdisf.c: Likewise.
        * soft-fp/floatditf.c: Likewise.
        * soft-fp/floatsidf.c: Likewise.
        * soft-fp/floatsisf.c: Likewise.
        * soft-fp/floatsitf.c: Likewise.
        * soft-fp/floatundidf.c: Likewise.
        * soft-fp/floatundisf.c: Likewise.
        * soft-fp/floatunditf.c: Likewise.
        * soft-fp/floatunsidf.c: Likewise.
        * soft-fp/floatunsisf.c: Likewise.
        * soft-fp/floatunsitf.c: Likewise.
        * soft-fp/gedf2.c: Likewise.
        * soft-fp/gesf2.c: Likewise.
        * soft-fp/getf2.c: Likewise.
        * soft-fp/ledf2.c: Likewise.
        * soft-fp/lesf2.c: Likewise.
        * soft-fp/letf2.c: Likewise.
        * soft-fp/muldf3.c: Likewise.
        * soft-fp/mulsf3.c: Likewise.
        * soft-fp/multf3.c: Likewise.
        * soft-fp/negdf2.c: Likewise.
        * soft-fp/negsf2.c: Likewise.
        * soft-fp/negtf2.c: Likewise.
        * soft-fp/op-1.h: Likewise.
        * soft-fp/op-2.h: Likewise.
        * soft-fp/op-4.h: Likewise.
        * soft-fp/op-8.h: Likewise.
        * soft-fp/op-common.h: Likewise.
        * soft-fp/quad.h: Likewise.
        * soft-fp/single.h: Likewise.
        * soft-fp/soft-fp.h: Likewise.
        * soft-fp/subdf3.c: Likewise.
        * soft-fp/subsf3.c: Likewise.
        * soft-fp/subtf3.c: Likewise.
        * soft-fp/truncdfsf2.c: Likewise.
        * soft-fp/trunctfdf2.c: Likewise.
        * soft-fp/trunctfsf2.c: Likewise.
        * soft-fp/unorddf2.c: Likewise.
        * soft-fp/unordsf2.c: Likewise.
        * soft-fp/unordtf2.c: Likewise.
        * config/aarch64/sfp-machine.h (_FP_QNANNEGATEDP): Define to 0.
        * config/arm/sfp-machine.h (_FP_QNANNEGATEDP): Likewise.
        * config/c6x/sfp-machine.h (_FP_QNANNEGATEDP): Likewise.
        * config/i386/sfp-machine.h (_FP_QNANNEGATEDP): Likewise.
        * config/ia64/sfp-machine.h (_FP_QNANNEGATEDP): Likewise.
        * config/lm32/sfp-machine.h (_FP_QNANNEGATEDP): Likewise.
        * config/moxie/sfp-machine.h (_FP_QNANNEGATEDP): Likewise.
        * config/rs6000/sfp-machine.h (_FP_QNANNEGATEDP): Likewise.
        * config/score/sfp-machine.h (_FP_QNANNEGATEDP): Likewise.
        * config/tilegx/sfp-machine32.h (_FP_QNANNEGATEDP): Likewise.
        * config/tilegx/sfp-machine64.h (_FP_QNANNEGATEDP): Likewise.
        * config/tilepro/sfp-machine.h (_FP_QNANNEGATEDP): Likewise.

2013-06-16  Jürgen Urban  <JuergenUrban@gmx.de>

        * config/mips/lib2funcs.c: New file.
        * config/mips/t-mips (LIB2ADD_ST): Add it.

2013-06-09  Oleg Endo  <olegendo@gcc.gnu.org>

        PR target/6526
        * config/sh/lib1funcs.S (sdivsi3_i4, udivsi3_i4): Do not change bits
        other than FPSCR.PR and FPSCR.SZ.  Add SH4A implementation.

2013-06-08  Walter Lee  <walt@tilera.com>

        * config/tilepro/atomic.h: Don't include stdint.h or features.h.
        Replace int64_t with long long.  Add __extension__ where
        appropriate.
        * config/tilepro/atomic.c: Include config.h.

2013-06-06  Douglas B Rupp  <rupp@adacore.com>

        * config.host (arm-wrs-vxworks): Configure with other soft float.

2013-06-04  Jürgen Urban  <JuergenUrban@gmx.de>

        * config.host (mipsr5900-*-elf*, mipsr5900el-*-elf*, mips64r5900-*-elf*)
        (mips64r5900el-*-elf*): New configurations.

2013-06-04  Alan Modra  <amodra@gmail.com>

        * config/rs6000/ibm-ldouble.c: Enable for little-endian.

2013-06-03  Yuri Rumyantsev  <yuri.s.rumyantsev@intel.com>

        * config/i386/cpuinfo.c (INTEL_SLM): New enum value.

2013-05-28  Eric Botcazou  <ebotcazou@adacore.com>

        * config/sparc/sol2-unwind.h (MD_FALLBACK_FRAME_STATE_FOR): Do not set
        fs->signal_frame for SIGFPE raised for IEEE-754 exceptions.
        * config/i386/sol2-unwind.h (x86_fallback_frame_state): Likewise.

2013-05-22  Eric Botcazou  <ebotcazou@adacore.com>

        * config.host (powerpc-*-elf*): Add rs6000/t-savresfgpr to tmake_file.
        (powerpc-wrs-vxworks): Likewise.

2013-05-22  Eric Botcazou  <ebotcazou@adacore.com>

        * config/sparc/sol2-unwind.h (sparc64_frob_update_context): Do it for
        signal frames as well.
        (MD_FALLBACK_FRAME_STATE_FOR): Do minor cleanups throughout and add the
        STACK_BIAS to the CFA offset.

2013-05-17  Richard Henderson  <rth@redhat.com>

        PR target/49146
        * unwind-dw2.c (UNWIND_COLUMN_IN_RANGE): New macro.
        (execute_cfa_program): Use it when storing to fs->regs.

2013-05-08  Kai Tietz  <ktietz@redhat.com>

        * config/i386/cygming-crtbegin.c (__register_frame_info): Make weak.
        (__deregister_frame_info): Likewise.

2013-05-06  Thomas Schwinge  <thomas@codesourcery.com>

        * fp-bit.c (unpack_d, pack_d): Properly preserve and restore a
        NaN's payload.

        * fp-bit.h [FLOAT] (QUIET_NAN): Correct value.

2013-04-25  Alan Modra  <amodra@gmail.com>

        * config.host: Match little-endian powerpc-linux.

2013-04-19  Yufeng Zhang  <yufeng.zhang@arm.com>

        * config/aarch64/sfp-machine.h (_FP_W_TYPE): Change to define
        as 'unsigned long long' instead of 'unsigned long'.
        (_FP_WS_TYPE): Change to define as 'signed long long' instead of
        'signed long'.

2013-04-10  Julian Brown  <julian@codesourcery.com>

        * config/arm/linux-atomic.c (SUBWORD_SYNC_OP, SUBWORD_VAL_CAS)
        (SUBWORD_TEST_AND_SET): Use signed char/short types instead of
        unsigned char/unsigned short.
        (__sync_val_compare_and_swap_{1,2}): Handle signed argument.

2013-04-06  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

        PR other/55274
        * config/t-slibgcc-hpux (SHLIB_MAPFILES): Define.

2013-04-04  Meador Inge  <meadori@codesourcery.com>

        * config/arm/bpabi.S (aeabi_ldivmod): Add DWARF information for
        computing the location of the link register.
        (aeabi_uldivmod): Ditto.

2013-03-27  Kai Tietz  <ktietz@redhat.com>

        * config.host: Add support for cygwin x64 target.
        * configure: Regenerated.

2013-03-26  Walter Lee  <walt@tilera.com>

        * config/tilegx/t-crtstuff: Add -fno-asynchronous-unwind-tables
        -mcmodel=large to CRTSTUFF_T_CFLAGS_S variable.

2013-03-25  Kai Tietz  <ktietz@redhat.com>

        * config/i386/cygwin.S: Replace use of _WIN64 by __x86_64__.

2013-03-20  Robert Mason  <rbmj@verizon.net>

        * config/vxlib-tls.c (__gthread_get_tsd_data,)
        (__gthread_set_tsd_data, __gthread_enter_tsd_dtor_context,)
        (__gthread_leave_tsd_dtor_context): Add prototypes.
        (tls_delete_hook): Update.

2013-03-20  Catherine Moore  <clm@codesourcery.com>
            Joseph Myers  <joseph@codesourcery.com>
            Chao-ying Fu  <fu@mips.com>

        * config/mips/mips16.S:  Don't build for microMIPS.
        * config/mips/linux-unwind.h: Handle microMIPS frame.
        * config/mips/crtn.S (fini, init): New labels.

2013-03-14  Jakub Jelinek  <jakub@redhat.com>

        PR tree-optimization/53265
        * unwind-dw2.c (execute_cfa_program): Avoid
        -Waggressive-array-optimizations warnings for DW_CFA_GNU_window_save
        on targets with DWARF_FRAME_REGISTERS < 32.

2013-03-13  Oleg Endo  <olegendo@gcc.gnu.org>

        PR target/49880
        * config/sh/lib1funcs.S (sdivsi3_i4, udivsi3_i4): Enable for SH2A.
        (sdivsi3, udivsi3): Remove SH4 check and always compile these functions.

2013-03-07  Sriraman Tallam  <tmsriram@google.com>

        * config/i386/cpuinfo.c (get_intel_cpu): Fix cpuid codes for
        sandybridge processors.

2013-03-06  Oleg Endo  <olegendo@gcc.gnu.org>

        PR target/56529
        * config/sh/lib1funcs.S (udivsi3_i4i, sdivsi3_i4i): Add __SH2A__ to
        inclusion list.

2013-03-04  Edgar E. Iglesias  <edgar.iglesias@gmail.com>

        * config/microblaze/crti.S: Setup stack protection at entry

2013-03-04  Georg-Johann Lay  <avr@gjlay.de>

        * config/avr/lib1funcs.S (__ashrdi3, __lshrdi3, __ashldi3)
        (__rotldi3): Shift bytewise if applicable.

2013-03-01  James Greenhalgh  <james.greenhalgh@arm.com>

        * config/aarch64/sync-cache.c
        (__aarch64_sync_cache_range): Silence warnings.

2013-02-25  Catherine Moore  <clm@codesourcery.com>

        Revert:
        2013-02-24  Catherine Moore  <clm@codesourcery.com>
            Joseph Myers  <joseph@codesourcery.com>
            Chao-ying Fu  <fu@mips.com>

        * config/mips/mips16.S:  Don't build for microMIPS.
        * config/mips/linux-unwind.h: Handle microMIPS frame.
        * config/mips/crtn.S (fini, init): New labels.

2013-02-24  Catherine Moore  <clm@codesourcery.com>
            Joseph Myers  <joseph@codesourcery.com>
            Chao-ying Fu  <fu@mips.com>

        * config/mips/mips16.S:  Don't build for microMIPS.
        * config/mips/linux-unwind.h: Handle microMIPS frame.
        * config/mips/crtn.S (fini, init): New labels.

2012-02-19  Edgar E. Iglesias  <edgar.iglesias@gmail.com>
        * config/microblaze/modsi3.S (modsi3): Fix case with 0x80000000
        as dividend.

2013-02-16  Alan Modra  <amodra@gmail.com>

        PR target/55431
        * config/rs6000/linux-unwind.h (ppc_linux_aux_vector): Delete.
        (ppc_fallback_frame_state): Always set up save locations for fp
        and altivec.  Don't bother with non-callee-saved regs, r0-r13
        except for r2 on ppc64, fr0-fr13, v0-v19, vscr.

2013-02-12  Georg-Johann Lay  <avr@gjlay.de>

        PR target/54222
        * config/avr/t-avr (LIB2FUNCS_EXCLUDE): Add: _usmulUHA, _usmulUSA,
        _ssmulHA, _ssmulSA.
        (LIB1ASMFUNCS): Add: _muldi3_6, _mulsidi3, _umulsidi3, _usmuluha3,
        _ssmulha3, _usmulusa3, _ssmulsa3.
        * config/avr/lib1funcs.S (__muldi3_6): Break out of __muldi3.
        (__muldi3): XCALL __muldi3_6 instead of rcall.
        (__umulsidi3, __mulsidi3): New functions.
        (do_prologue_saves, do_epilogue_restores): New .macros.
        (__divdi3_moddi3): Use them.
        * config/avr/lib1funcs-fixed.S (__usmuluha3, __ssmulha3)
        (__usmulusa3, __ssmulsa3): New functions.

2013-02-11  Iain Sandoe  <iain@codesourcery.com>
            Jack Howarth  <howarth@bromo.med.uc.edu>
            Patrick Marlier  <patrick.marlier@gmail.com>

        PR libitm/55693
        * config/darwin-crt-tm.c: Remove dummy functions hack.

2013-02-08  Georg-Johann Lay  <avr@gjlay.de>

        PR target/54222
        * config/avr/lib2funcs.c: New C sources for modules for libgcc.a.
        * config/avr/lib2-object.mk: New iterator to build objects from it.
        * config/avr/t-avr: Iterate lib2-object.mk to build objects from
        lib2funcs.c.
        (LIB2FUNCS_EXCLUDE): Add _clrsbdi2.
        (LIB1ASMFUNCS): Add: _ssabs_1, _mask1, _ret, _roundqq3, _rounduqq3,
        _round_s2, _round_u2, _round_2_const, _addmask_2, _round_s4,
        _round_u4, _round_4_const, _addmask_4, _round_x8, _rounddq3
        _roundudq3, _roundda3 _rounduda3, _roundta3 _rounduta3.
        * config/avr/lib1funcs-fixed.S: Implement them.

2013-02-04  Richard Sandiford  <rdsandiford@googlemail.com>

        Update copyright years.

2013-02-01  David Edelsohn  <dje.gcc@gmail.com>

        PR target/54601
        * config.host (powerpc-ibm-aix[56789]): Add t-aix-cxa to tmake_file.
        Add crtcxa to extra_parts.
        * config/rs6000/exit.h: New file.
        * config/rs6000/cxa_atexit.c: New file.
        * config/rs6000/cxa_finalize.c: New file.
        * config/rs6000/crtcxa.c: New file.
        * config/rs6000/t-aix-cxa: New file.
        * config/rs6000/libgcc-aix-cxa.ver: New file.

2013-01-31  Nick Clifton  <nickc@redhat.com>

        * config/v850/lib1funcs.S: Add support for e3v5 architecture
        variant.

2013-01-29  Georg-Johann Lay  <avr@gjlay.de>

        PR target/54222
        * config/avr/t-avr (LIB2FUNCS_EXCLUDE): Add:
        _mulQQ,  _mulHQ,  _mulHA,  _mulSA,
        _mulUQQ, _mulUHQ, _mulUHA, _mulUSA,
        _divQQ,  _divHQ,  _divHA,  _divSA,
        _divUQQ, _divUHQ, _divUHA, _divUSA.

2013-01-26  David Holsgrove  <david.holsgrove@xilinx.com>

        * config.host(microblaze*-linux*): tmake_file: Remove
        t-slibgcc-nolc-override, add t-slibgcc-libgcc.
        * config/microblaze/t-microblaze: Set LIB2FUNCS_EXCLUDE
        to exclude functions from being built with libgcc.c and use
        the microblaze assembly.

2013-01-26  Edgar E. Iglesias  <edgar.iglesias@gmail.com>

        * config.host (microblaze*-*-*): Rename microblaze*-*-elf, update
        extra_parts.

2013-01-17  Yufeng Zhang  <yufeng.zhang@arm.com>

        * config/aarch64/sync-cache.c (__aarch64_sync_cache_range): Cast the
        results of (dcache_lsize - 1) and (icache_lsize - 1) to the type
        __UINTPTR_TYPE__; also cast 'base' to the same type before the
        alignment operation.

2013-01-15  Sofiane Naci  <sofiane.naci@arm.com>

        * config/aarch64/sync-cache.c (__aarch64_sync_cache_range): Update
        loop start address for cache clearing.

2013-01-14  Georg-Johann Lay  <avr@gjlay.de>

        * config/avr/lib1funcs.S: Remove trailing blanks.
        * config/avr/lib1funcs-fixed.S: Ditto.

2013-01-14  Georg-Johann Lay  <avr@gjlay.de>

        * config/avr/avr-lib.h: Add GPL copyright notice.

2013-01-14  Georg-Johann Lay  <avr@gjlay.de>

        * fixed-bit.c (SATFRACT) <FROM_TYPE=1, TO_TYPE=4>: Only
        declare / set min_low, min_high if TO_MODE_UNSIGNED == 0.
        (SATFRACT) <FROM_TYPE=TO_TYPE=4>: Only declare / set min_low,
        min_high if FROM_MODE_UNSIGNED == 0 and TO_MODE_UNSIGNED == 0.

2013-01-07  Mark Kettenis  <kettenis@openbsd.org>

        * config.host (i[34567]86-*-openbsd* and x86_64-*-openbsd*):
        Add to lists of i[34567]86-*-* and x86_64-*-* soft-fp targets.

2013-01-04  Nick Clifton  <nickc@redhat.com>

        * config/v850/lib1funcs.S: Only provide CALLT support functions if
        the CALLT instruction is supported.

2012-12-20  Jonathan Wakely  <jwakely.gcc@gmail.com>

        * gthr.h (__gthread_cond_timedwait_recursive): Do not require.
        * gthr-posix.h (__gthread_cond_timedwait_recursive): Remove.

2012-12-13  John Tytgat  <John@bass-software.com>

        * config/arm/fp16.c (__gnu_f2h_internal): Fix inaccuracy when aexp
        is 25.

2012-12-12  Jakub Jelinek  <jakub@redhat.com>

        PR libgcc/55451
        * fixed-bit.c (FIXED_SSADD, FIXED_SSSUB, FIXED_SSNEG): Avoid
        undefined signed overflows.

2012-12-09  Uros Bizjak  <ubizjak@gmail.com>

        PR target/55344
        * config/alpha/linux-unwind.h: Disable when inhibit_libc is defined.

2012-12-06  Uros Bizjak  <ubizjak@gmail.com>

        * config/i386/sfp-machine.h (FP_EX_ALL): Define.
        (FP_TRAPPING_EXCEPTIONS): Define.
        * config/i386/32/sfp-machine.h (FP_EX_SHIFT): Define.
        * config/i386/64/sfp-machine.h (FP_EX_SHIFT): Ditto.

2012-12-04  Richard Henderson  <rth@redhat.com>

        PR bootstrap/55571
        * Makefile.in (libgcc_s.so): Depend on and link with libgcc.a.

2012-12-04  Marcus Shawcroft  <marcus.shawcroft@arm.com>

        * config/aarch64/sfp-machine.h (FP_EX_ALL): Define.
        (FP_EX_SHIFT): Define.
        (FP_TRAPPING_EXCEPTIONS): Define.

2012-12-04  Marcus Shawcroft  <marcus.shawcroft@arm.com>

        * config/aarch64/sfp-machine.h (FP_RND_MASK): Define.
        (FP_ROUNDMODE): Use FP_RND_MASK.
        * config/aarch64/sfp-exceptions.c: New.
        * config/aarch64/sfp-machine.h (FP_HANDLE_EXCEPTIONS):
        Use __sfp_handle_exceptions.

2012-12-04  Richard Earnshaw  <rearnsha@arm.com>

        * config.host: (arm*-*-freebsd*): Remove.
        (arm*-*-linux*, arm*-*-uclinux*): Simplify logic.
        (arm*-*-elf*): Remove.
        (arm*-*-wince-pe*): Remove.
        * arm/unwind-arm.c (struct fpa_reg): Delete.
        (struct fpa_regs): Delete.
        (phase1_vrs): Remove fpa element.
        (_Unwind_VRS_Get): Remove _UVRSC_FPA.
        (_Unwind_VRS_Set, _Unwind_VRS_Pop): Likewise.
        * arm/pr-support.c (__gnu_unwind_execute): Remove FPA support.
        * ieee754-sf.S (floatundisf): Remove FPA support.
        (floatdisf): Likewise.
        * ieee75f-df.S (floatundidf): Likewise.
        (floatdidf): Likewise.

2012-11-29  Kai Tietz  <ktietz@redhat.com>

        PR target/55445
        * unwind-c.c (__SEH__): Make sure SjLj isn't active.
        * unwind-generic.h: Likewise.
        * unwind-seh.c: Likewise.

2012-11-28  Richard Henderson  <rth@redhat.com>

        PR libgcc/48076
        * emutls.c (__emutls_get_address): Avoid race condition between
        obj->loc.offset read and emutls_key initialization.

2012-11-22  Georg-Johann Lay  <avr@gjlay.de>

        Adjust decimal point of signed accum mode to GCC default.

        PR target/54222
        * config/avr/t-avr (LIB1ASMFUNCS): Add _fractsfsq _fractsfusq,
        _divqq_helper.
        * config/avr/lib1funcs-fixed.S (__fractqqsf, __fracthqsf)
        (__fractsasf, __fractsfha, __fractusqsf, __fractsfsa)
        (__mulha3, __mulsa3)
        (__divqq3, __divha3, __divsa3): Adjust to new position of
        decimal point of signed accum types.

        (__mulusa3_round): New function.
        (__mulusa3): Use it.
        (__divqq_helper): New function.
        (__udivuqq3): Use it.

2012-11-20  Jakub Jelinek  <jakub@redhat.com>

        PR bootstrap/55370
        * libgcc-std.ver.in: Add GCC_4.8.0 and %inherit for it.

2012-11-18  Teresa Johnson  <tejohnson@google.com>

        PR bootstrap/55051
        * libgcov.c (gcov_exit): Remove merged program summary
        comparison unless !GCOV_LOCKED.

2012-11-15  Marcus Shawcroft  <marcus.shawcroft@arm.com>

        * soft-fp: Updated from glibc upstream.

2012-11-06  Ian Lance Taylor  <iant@google.com>

        * generic-morestack.c (__generic_morestack): Align the returned
        stack pointer to a 32 byte boundary.
        * config/i386/morestack.S (__morestack_non_split) [32-bit]: Don't
        increment the return address until we have decided that we don't
        have a varargs function.
        (__morestack) [32-bit]: Align stack correctly when calling C
        functions.
        (__morestack) [64-bit]: Likewise.

2012-11-04  Thomas Schwinge  <thomas@codesourcery.com>

        * configure: Regenerate.

2012-11-02  Uros Bizjak  <ubizjak@gmail.com>

        PR target/55175
        * config/i386/sfp-exceptions.c: Guard with _SOFT_FLOAT.
        * config/i386/sfp-machine.h: Guard exception handling
        code with _SOFT_FLOAT.
        * config/i386/32/sfp-machine.h: Guard rounding handling
        code with _SOFT_FLOAT.
        * config/i386/64/sfp-machine.h: Ditto.

2012-10-31  Joel Sherrill  <joel.sherrill@oarcorp.com>

        * config.host (m32r-*-rtems*): Include crtinit.o and crtfinit.o
        as extra_parts.

2012-10-26  Uros Bizjak  <ubizjak@gmail.com>

        * config/i386/crtfastmath.c (set_fast_math): Use __builtin_ia32_fxsave.
        Clear only fxsave.mxcsr_mask.  Use saved mxcsr from fxsave structure
        when appropriate.  Correct structure element types.
        * config/i386/t-crtfm (crtfastmath.o): Compile with -mfxsr, remove
        -minline-all-stringops from compile flags.

2012-10-25  Ralf Corsépius  <ralf.corsepius@rtems.org>

        * config.host (sparc64-*-rtems*): Remove sparc/t-elf.

2012-10-25  Ralf Corsépius  <ralf.corsepius@rtems.org>

        * config.host (sh*-*-rtems*): Add sh*-*-elf*'s extra_parts.

2012-10-25  Sebastian Huber  <sebastian.huber@embedded-brains.de>

        * config.host (powerpc-*-rtems*): Add rs6000/t-savresfgpr to
        tmake_file.

2012-10-23  Ian Bolton  <ian.bolton@arm.com>
            Jim MacArthur  <jim.macarthur@arm.com>
            Marcus Shawcroft  <marcus.shawcroft@arm.com>
            Nigel Stephens  <nigel.stephens@arm.com>
            Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
            Richard Earnshaw  <rearnsha@arm.com>
            Sofiane Naci  <sofiane.naci@arm.com>
            Stephen Thomas  <stephen.thomas@arm.com>
            Tejas Belagod  <tejas.belagod@arm.com>
            Yufeng Zhang  <yufeng.zhang@arm.com>

        * config.host (aarch64*-*-elf, aarch64*-*-linux*): New.
        * config/aarch64/crti.S: New file.
        * config/aarch64/crtn.S: New file.
        * config/aarch64/linux-unwind.h: New file.
        * config/aarch64/sfp-machine.h: New file.
        * config/aarch64/sync-cache.c: New file.
        * config/aarch64/t-aarch64: New file.
        * config/aarch64/t-softfp: New file.

2012-10-21  Hans-Peter Nilsson  <hp@bitrange.com>

        * config/mmix/crti.S: Mark program and data addresses using PRELD.
        Remove typo'd and unnecessary alignment-LOC for .data.  Remove
        no-longer-needed LDBU insns.

2012-10-18  Sebastian Huber  <sebastian.huber@embedded-brains.de>

        * config.host
        (arm*-*-eabi* | arm*-*-symbianelf* | arm*-*-rtemseabi*): Rename
        "arm*-*-rtemseabi*" to "arm*-*-rtems*".

2012-10-17  Matthew Gretton-Dann  <matthew.gretton-dann@arm.com>

        * config/arm/lib1funcs.S (__ARM_ARCH__): Define for ARMv8-A.

2012-10-15  Matthias Klose  <doko@ubuntu.com>

        * config.host: Match arm*-*-linux-* for ARM Linux/GNU.

2012-10-15  Pavel Chupin  <pavel.v.chupin@intel.com>

        * configure: Regenerate.
        * configure.ac: Replace code with GCC_AC_THREAD_HEADER use.

2012-10-10  Uros Bizjak  <ubizjak@gmail.com>

        * config/i386/sfp-exceptions.c (__sfp_handle_exceptions): Emit SSE
        instructions for 64bit targets only.

2012-10-10  Uros Bizjak  <ubizjak@gmail.com>

        * config/i386/sfp-machine.h (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF,
        FP_RND_MINF, FP_RND_MASK, FP_INIT_ROUNDMODE, _FP_DECL_EX): Move to ...
        * config/i386/32/sfp-machine.h: ... here.
        * config/i386/64/sfp-machine.h (FP_RND_NEAREST, FP_RND_ZERO,
        FP_RND_PINF, FP_RND_MINF, FP_RND_MASK, FP_INIT_ROUNDMODE, _FP_DECL_EX):
        New defines.

2012-10-07  Matthias Klose  <doko@ubuntu.com>

        * config/arm/unwind-arm.h (__gnu_unwind_24bit): Mark parameters
        as unused.
        (_Unwind_decode_typeinfo_ptr): Mark base as unused.

2012-10-06  Mark Kettenis  <kettenis@openbsd.org>

        * config.host (*-*-openbsd*): Add t-eh-dw2-dip to tmake_file.
        * unwind-dw2-fde-dip.c: Don't include <elf.h> on OpenBSD.
        (USE_PT_GNU_EH_FRAME): Define for OpenBSD.
        (ElfW): Likewise.

2012-10-05  Jonathan Wakely  <jwakely.gcc@gmail.com>

        PR other/53889
        * config/i386/gthr-win32.h (__gthread_recursive_mutex_destroy):
        Fix parameter names.

2012-10-04  Oleg Endo  <olegendo@gcc.gnu.org>

        PR target/33135
        * config/sh/t-sh (HOST_LIBGCC2_CFLAGS): Delete.
        * config/sh/t-netbsd (HOST_LIBGCC2_CFLAGS): Delete.
        * config/sh/t-linux (HOST_LIBGCC2_CFLAGS): Remove mieee option.

2012-10-03  Oleg Endo  <olegendo@gcc.gnu.org>

        PR target/50457
        * config/sh/linux-atomic.S: Delete.
        * config/sh/linux-atomic.c: New.
        * config/sh/t-linux (LIB2ADD): Replace linux-atomic.S with
        linux-atomic.c.  Add cflags to disable warnings.

2012-10-02  Jonathan Wakely  <jwakely.gcc@gmail.com>

        PR other/53889
        * gthr.h (__gthread_recursive_mutex_destroy): Document new required
        function.
        * gthr-posix.h (__gthread_recursive_mutex_destroy): Define.
        * gthr-single.h (__gthread_recursive_mutex_destroy): Likewise.
        * config/gthr-rtems.h (__gthread_recursive_mutex_destroy): Likewise.
        * config/gthr-vxworks.h (__gthread_recursive_mutex_destroy): Likewise.
        * config/i386/gthr-win32.c (__gthread_win32_recursive_mutex_destroy):
        Likewise.
        * config/i386/gthr-win32.h (__gthread_recursive_mutex_destroy):
        Likewise.
        * config/mips/gthr-mipssde.h (__gthread_recursive_mutex_destroy):
        Likewise.
        * config/pa/gthr-dce.h (__gthread_recursive_mutex_destroy): Likewise.
        * config/s390/gthr-tpf.h (__gthread_recursive_mutex_destroy): Likewise.

2012-09-19  Mark Kettenis  <kettenis@openbsd.org>

        * config.host (hppa-*-openbsd*): New target.
        * config/pa/t-openbsd: New file.

2012-09-15  Georg-Johann Lay  <avr@gjlay.de>

        PR target/54222
        * config/avr/lib1funcs-fixed.S (__ssneg_2, __ssabs_2, __ssneg_4,
        __ssabs_4, __clr_8, __ssneg_8, __ssabs_8,
        __usadd_8, __ussub_8, __ssadd_8, __sssub_8): New functions.
        (__divsa3): Use __negsi2 to negate r_quoL.
        * config/avr/lib1funcs.S (FALIAS): New macro.
        (__divmodsi4): Break out and use __divmodsi4_neg1 as...
        (__negsi2): ...this new function.
        * config/avr/t-avr (LIB1ASMFUNCS): Add _negsi2, _clr_8,
        _ssneg_2, _ssneg_4, _ssneg_8, _ssabs_2, _ssabs_4,
        _ssabs_8, _ssadd_8, _sssub_8, _usadd_8, _ussub_8.
        (LIB2FUNCS_EXCLUDE): Fix typo for _add _sub.
        Add: _ssadd*, _sssub*, _ssneg*, _ssabs* for signed fixed modes.
        Add: _usadd*, _ussub*, _usneg* for unsigned fixed modes.

2012-09-10  Oleg Endo  <olegendo@gcc.gnu.org>

        PR target/54089
        * config/sh/lib1funcs.S (ashlsi3): Reimplement as ashlsi3_r0.
        (lshrsi3): Reimplement as lshrsi3_r0.

2012-09-10  Andreas Schwab  <schwab@linux-m68k.org>

        PR target/46191
        * config/t-slibgcc-libgcc (SHLIB_MAKE_SOLINK): Use -lgcc instead
        of libgcc.a.

2012-09-07  Teresa Johnson  <tejohnson@google.com>

        PR gcov-profile/54487
        * libgcc/libgcov.c (gcov_exit): Avoid warning on histogram
        differences.

2012-09-05  Georg-Johann Lay  <avr@gjlay.de>

        PR target/54461
        * config.host (tmake_file,host=avr-*-*): Add avr/t-avrlibc if
        not configured --with-avrlibc=no.
        * config/avr/t-avrlibc: New file.
        * Makefile.in (FPBIT_FUNCS): filter-out LIB2FUNCS_EXCLUDE.
        (DPBIT_FUNCS): Ditto.
        (TPBIT_FUNCS): Ditto.

2012-09-04  Teresa Johnson  <tejohnson@google.com>

        * libgcov.c (struct gcov_summary_buffer): New structure.
        (gcov_histogram_insert): New function.
        (gcov_compute_histogram): Ditto.
        (gcov_exit): Invoke gcov_compute_histogram, and perform merging of
        histograms during summary merging.

2012-09-01  Mark Kettenis  <kettenis@openbsd.org>

        * config.host (x86_64-*-openbsd*): New target.

2012-08-29  Chung-Lin Tang  <cltang@codesourcery.com>

        * config/mips/crtfastmath.c (set_fast_math): Add 'nomips16'
        attribute.

2012-08-24  Georg-Johann Lay  <avr@gjlay.de>

        PR target/54222
        * config/avr/t-avr (conv_X): Rename to func_X.

2012-08-24  Georg-Johann Lay  <avr@gjlay.de>

        PR target/54222
        * config/avr/lib1funcs-fixed.S: New file.
        * config/avr/lib1funcs.S: Include it.  Undefine some divmodsi
        after they are used.
        (neg2, neg4): New macros.
        (__mulqihi3,__umulqihi3,__mulhi3): Rewrite non-MUL variants.
        (__mulhisi3,__umulhisi3,__mulsi3): Rewrite non-MUL variants.
        (__umulhisi3): Speed up MUL variant if there is enough flash.
        * config/avr/avr-lib.h (TA, UTA): Adjust according to gcc's
        avr-modes.def.
        * config/avr/t-avr (LIB1ASMFUNCS): Add: _fractqqsf, _fractuqqsf,
        _fracthqsf, _fractuhqsf, _fracthasf, _fractuhasf, _fractsasf,
        _fractusasf, _fractsfqq, _fractsfuqq, _fractsfhq, _fractsfuhq,
        _fractsfha, _fractsfsa, _mulqq3, _muluqq3, _mulhq3, _muluhq3,
        _mulha3, _muluha3, _mulsa3, _mulusa3, _divqq3, _udivuqq3, _divhq3,
        _udivuhq3, _divha3, _udivuha3, _divsa3, _udivusa3.
        (LIB2FUNCS_EXCLUDE): Add supported functions.

2012-08-22  Georg-Johann Lay  <avr@gjlay.de>

        * Makefile.in (fixed-funcs,fixed-conv-funcs): filter-out
        LIB2FUNCS_EXCLUDE before adding them to libgcc-objects,
        libgcc-s-objects.
        * fixed-obj.mk: Only expand dependency if $o is not in
        LIB2FUNCS_EXCLUDE.

2012-08-22  H.J. Lu  <hongjiu.lu@intel.com>

        * config/i386/t-linux (HOST_LIBGCC2_CFLAGS): New.

2012-08-22  Joseph Myers  <joseph@codesourcery.com>

        * Makefile.in (vis_hide, gen-hide-list): Do not make definitions
        depend on --enable-shared.
        ($(lib1asmfuncs-o)): Use %.vis files independent of
        --enable-shared.
        * static-object.mk ($(base)$(objext), $(base).vis)
        ($(base)_s$(objext)): Use same rules for visibility handling as in
        shared-object.mk.

2012-08-21  Ian Lance Taylor  <iant@google.com>

        * config/i386/morestack.S (__morestack_non_split): Increase amount
        of space allocated for non-split code stack.

2012-08-19  Joseph Myers  <joseph@codesourcery.com>

        * crtstuff.c (USE_PT_GNU_EH_FRAME): Define for systems using glibc
        even if inhibit_libc.

2012-08-17  Julian Brown  <julian@codesourcery.com>

        * Makefile.in (LIB2_DIVMOD_EXCEPTION_FLAGS): Default to
        -fexceptions -fnon-call-exceptions if not defined.
        ($(lib2-divmod-o), $(lib2-divmod-s-o)): Use above.
        * config/arm/t-bpabi (LIB2_DIVMOD_EXCEPTION_FLAGS): Define.

2012-08-17  Andreas Schwab  <schwab@linux-m68k.org>

        * config/m68k/linux-atomic.c (__sync_lock_test_and_set_1): Fix
        type.

2012-08-16  David Edelsohn  <dje.gcc@gmail.com>

        * config.host (*-*-aix*): Move rs6000/t-ibm-ldouble after
        rs6000/t-slibgcc-aix.

2012-08-15  Segher Boessenkool  <segher@kernel.crashing.org>

        * longlong.h: (powerpc): Delete _ARCH_PWR and _ARCH_COM handling.

2012-08-15  Segher Boessenkool  <segher@kernel.crashing.org>

        * longlong.h: (whole file, powerpc): Adjust to single assembler syntax.

2012-08-03  H.J. Lu  <hongjiu.lu@intel.com>

        PR driver/54171
        * Makefile.in (version): Replace top_srcdir with srcdir.

2012-08-03  Jonathan Yong  <jon_y@users.sourceforge.net>

        * Makefile.in (version): set to BASE-VER file from gcc directory.

2012-08-01  Nick Clifton  <nickc@redhat.com>

        * config/m32c/lib2funcs.c (__clrsbhi2): New function.
        Implements __clrsb for an HImode argument.

2012-07-31  Nick Clifton  <nickc@redhat.com>

        * config/stormy16/lib2funcs.c (__clrsbhi2): New function.
        Implements __clrsb for an HImode argument.
        * config/stormy16/clrsbhi2.c: New file:
        * config/stormy16/t-stormy16 (LIB2ADD): Add clrsbhi2.c.

2012-07-22  Steven Bosscher  <steven@gcc.gnu.org>

        * libgcov.c (__gcov_ior_profiler): Benign comment fix.

2012-07-19  Tristan Gingold  <gingold@adacore.com>
            Richard Henderson  <rth@redhat.com>

        * unwind-seh.c: New file.
        * unwind-generic.h: Include windows.h for SEH.
        (_Unwind_Exception): Use 6 private fields for SEH.
        (_GCC_specific_handler): Declare.
        * unwind-c.c (__gcc_personality_seh0): New function.
        Adjust for SEH.
        * config/i386/libgcc-cygming.ver: New file.
        * config/i386/t-seh-eh: New file.
        * config.host (x86_64-*-mingw*): Default to seh.

2012-07-14  Steven Bosscher  <steven@gcc.gnu.org>

        * config/t-darwin (crt3.0): Remove work-around for fixed PR26840.

2012-06-17  Uros Bizjak  <ubizjak@gmail.com>

        * config/i386/sfp-machine.h (FP_HANDLE_EXCEPTIONS): Use
        __builtin_expect when checking for exceptions.
        * config/ia64/sfp-machine.h (FP_HANDLE_EXCEPTIONS): Ditto.

2012-06-13  Uros Bizjak  <ubizjak@gmail.com>

        * config/ia64/sfp-machine.h (__sfp_handle_exceptions): New
        function declaration.
        (FP_HANDLE_EXCEPTIONS): Use __sfp_handle_exceptions.
        (FP_RND_MASK): New.
        * config/ia64/sfp-exceptions.c: New.
        * config/ia64/t-softfp (LIB2ADD): Add sfp-exceptions.c.

2012-06-13  Uros Bizjak  <ubizjak@gmail.com>

        * config/i386/32/sfp-machine.h (_FP_NANSIGN_S, _FP_NANSIGN_D,
        _FP_NANSIGN_E, _FP_NANSIGN_Q): Move ...
        * config/i386/64/sfp-machine: ... (delete here) ...
        * config/i386/sfp-machine.h: ... to here.
        (FP_EX_MASK): Remove.
        (FP_RND_MASK): New.
        (FP_INIT_ROUNDMODE): Declare asm as volatile.

2012-06-11  Sriraman Tallam  <tmsriram@google.com>

        * config/i386/libgcc-bsd.ver: Version symbol __cpu_indicator_init.
        * config/i386/libgcc-sol2.ver: Ditto.
        * config/i386/libgcc-glibc.ver: Ditto.

2012-06-11  Roland McGrath  <mcgrathr@google.com>

        * gthr-posix.h [neither FreeBSD nor Solaris] (__gthread_active_p):
        If __GLIBC__ is defined, refer to __pthread_key_create instead of
        pthread_cancel.

2012-06-09  Uros Bizjak  <ubizjak@gmail.com>

        * config/i386/32/sfp-machine.h (__gcc_CMPtype, CMPtype,
        _FP_KEEPNANFRACP, _FP_CHOOSENAN, FP_EX_INVALID, FP_EX_DENORM,
        FP_EX_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT,
        FP_HANDLE_EXCEPTIONS, FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF,
        FP_RND_MINF, _FP_DEXL_EX, FP_INIT_ROUNDMODE, FP_ROUNDMODE,
        __LITTLE_ENDIAN, __BIG_ENDIAN, strong_alias): Move ...
        * config/i386/64/sfp-machine: ... (delete here) ...
        * config/i386/sfp-machine.h: ... to here.
        (FP_EX_MASK): New.
        (__sfp_handle_exceptions): New function declaration.
        (FP_HANDLE_EXCEPTIONS): Use __sfp_handle_exceptions.
        * config/i386/sfp-exceptions.c: New.
        * config/i386/t-softfp: New.
        * config.host (i[34567]86-*-* and x86_64-*-* soft-fp targets): Add
        i386/t-softfp to tmake_file.

2012-06-03  David S. Miller  <davem@davemloft.net>

        * longlong.h [SPARC] (sub_ddmmss): Fix thinko in previous 64-bit
        change.

2012-05-31  David S. Miller  <davem@davemloft.net>

        * longlong.h [SPARC] (umul_ppmm, udiv_qrnnd): Use hardware integer
        multiply and divide instructions on 32-bit when V9.
        (add_ssaaaa, sub_ddmmss): Convert to branchless code on 64-bit.

2012-05-29  Joseph Myers  <joseph@codesourcery.com>

        * config/arm/ieee754-df.S: Fix typos.
        * config/arm/ieee754-sf.S: Fix typos.
        * config/c6x/libunwind.S: Fix typos.
        * config/epiphany/udivsi3-float.c: Fix typos.
        * config/microblaze/muldi3_hard.S: Fix typos.
        * config/picochip/adddi3.S: Fix typos.
        * config/picochip/ashlsi3.S: Fix typos.
        * config/picochip/ashrsi3.S: Fix typos.
        * config/picochip/clzsi2.S: Fix typos.
        * config/picochip/cmpsi2.S: Fix typos.
        * config/picochip/divmod15.S: Fix typos.
        * config/picochip/divmodhi4.S: Fix typos.
        * config/picochip/divmodsi4.S: Fix typos.
        * config/picochip/longjmp.S: Fix typos.
        * config/picochip/lshrsi3.S: Fix typos.
        * config/picochip/parityhi2.S: Fix typos.
        * config/picochip/popcounthi2.S: Fix typos.
        * config/picochip/setjmp.S: Fix typos.
        * config/picochip/subdi3.S: Fix typos.
        * config/picochip/ucmpsi2.S: Fix typos.
        * config/picochip/udivmodhi4.S: Fix typos.
        * config/picochip/udivmodsi4.S: Fix typos.
        * config/spu/divv2df3.c: Fix typos.
        * config/spu/mfc_multi_tag_release.c: Fix typos.
        * config/spu/mfc_tag_release.c: Fix typos.
        * configure.ac: Fix typos.
        * configure: Regenerate.

2012-05-25  Ian Lance Taylor  <iant@google.com>

        * config/i386/morestack.S (__morestack_non_split): Check whether
        caller is varargs and needs %bp to hold the stack frame on return.

2012-05-25  Olivier Hainque  <hainque@adacore.com>

        * config/rs6000/vxworks/tramp.S (trampoline_setup): Use a longcall
        sequence in the non pic case on VxWorks.

2012-05-24  Olivier Hainque  <hainque@adacore.com>

        * Makefile.in: Move dependency on install-unwind_h from
        "install-leaf" to "install".

2012-05-24  Olivier Hainque  <hainque@adacore.com>

        * Makefile.in (clean): Remove libgcc_tm.stamp as well.
        Use a separate command for stamp removals.

2012-05-21  Andrew Pinski  <apinski@cavium.com>

        PR bootstrap/53183
        * configure.ac: Define the default includes to being none.
        * configure: Regenerate.

2012-05-16  Olivier Hainque  <hainque@adacore.com>

        * Makefile.in (install-unwind_h): Rename into ...
        (install-unwind_h-forbuild): New target.
        (all): Use it instead of the former install-unwind_h.
        (install-unwind_h): Reinstate, copy to user install destination
        for include files, not to the internal gcc object directory one.
        (install-leaf): Depend on it.

2012-05-15  Olivier Hainque  <hainque@adacore.com>

        * config/rs6000/aix-unwind.h (*_REGNO): New, set of useful
        register numbers. LR_REGNO replaces R_LR.
        (ucontext_for): New, helper for ...
        (ppc_aix_fallback_frame_state): New, implementation for aix 5.2
        and 5.3 of ...
        (MD_FALLBACK_FRAME_STATE_FOR): Define for 32bit configurations.

2012-05-10  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

        * config.host (i[34567]86-*-linux*, x86_64-*-linux*)
        (i[34567]86-*-kfreebsd*-gnu, x86_64-*-kfreebsd*-gnu)
        (i[34567]86-*-knetbsd*-gnu, i[34567]86-*-gnu*): Move
        i386/t-cpuinfo ...
        (i[34567]86-*-*, x86_64-*-*): ... here.

        * config/i386/libgcc-bsd.ver (GCC_4.8.0): New version.
        * config/i386/libgcc-sol2.ver (GCC_4.8.0): New version.

        * config/i386/i386-cpuinfo.c: Rename to ...
        * config/i386/cpuinfo.c: ... this.
        * config/i386/t-cpuinfo (LIB2ADD): Reflect this.

        * configure.ac (AC_CONFIG_HEADER): Call for auto-target.h.
        (libgcc_cv_init_priority): New test.
        * configure: Regenerate.
        * config.in: New file.
        * Makefile.in (clean): Rename config.h to auto-target.h.
        (config.h): Likewise.
        (stamp-h): Likewise.

        * config/i386/cpuinfo.c (auto-target.h): Include.
        (CONSTRUCTOR_PRIORITY): Define.
        (__cpu_indicator_init): Use it.

2012-05-09  H.J. Lu  <hongjiu.lu@intel.com>

        * longlong.h: Use a URL instead of an FSF postal address.
        Replace spaces with tab.

2012-05-08  Teresa Johnson  <tejohnson@google.com>

        * libgcov.c (gcov_clear, __gcov_reset): New functions.
        (__gcov_dump): Ditto.
        (gcov_dump_complete): New global variable.
        (gcov_exit): Export hidden to enable use in L_gcov_dump.
        (__gcov_flush): Outline functionality now in gcov_clear.
        * Makefile.in (L_gcov_reset, L_gcov_dump): Define.

2012-04-28  Aurelien Jarno  <aurelien@aurel32.net>

        * config.host (mips64*-*-linux*, mipsisa64*-*-linux*): Remove.
        (mips*-*-linux*): Include mips/t-tpbit when long double is
        16 bytes long.

2012-04-25  Sriraman Tallam  <tmsriram@google.com>

        * config/i386/i386-cpuinfo.c (FEATURE_AVX2): New enum value.
        (get_available_features): New argument. Check for AVX2.
        (__cpu_indicator_init): Modify call to get_available_features.

2012-04-25  Alan Modra  <amodra@gmail.com>

        * config/rs6000/crtsavevr.S: New file.
        * config/rs6000/crtrestvr.S: New file.
        * config/rs6000/t-savresfgpr: Build the above.
        * config/rs6000/t-netbsd: Likewise.

2012-04-24  Sriraman Tallam  <tmsriram@google.com>

        * libgcc/config/i386/i386-cpuinfo.c: Set __cpu_vendor always.

2012-04-24  Sriraman Tallam  <tmsriram@google.com>

        * libgcc/config/i386/i386-cpuinfo.c: New file.
        * libgcc/config/i386/t-cpuinfo: New file.
        * libgcc/config.host: Include t-cpuinfo.
        * libgcc/config/i386/libgcc-glibc.ver: Version symbol __cpu_model.

2012-04-24  Chao-ying Fu  <fu@mips.com>

        * unwind-dw2-fde-dip.c: Define USE_PT_GNU_EH_FRAME for BIONIC.

2012-04-20  Thomas Schwinge  <thomas@codesourcery.com>

        struct siginfo vs. siginfo_t

        * config/alpha/linux-unwind.h (alpha_fallback_frame_state): Use
        siginfo_t instead of struct siginfo.
        * config/bfin/linux-unwind.h (bfin_fallback_frame_state): Likewise.
        * config/i386/linux-unwind.h (x86_fallback_frame_state): Likewise.
        * config/ia64/linux-unwind.h (ia64_fallback_frame_state)
        (ia64_handle_unwabi): Likewise.
        * config/mips/linux-unwind.h (mips_fallback_frame_state): Likewise.
        * config/pa/linux-unwind.h (pa32_fallback_frame_state): Likewise.
        * config/sh/linux-unwind.h (shmedia_fallback_frame_state)
        (sh_fallback_frame_state): Likewise.
        * config/tilepro/linux-unwind.h (tile_fallback_frame_state): Likewise.
        * config/xtensa/linux-unwind.h (xtensa_fallback_frame_state): Likewise.

2012-04-02  H.J. Lu  <hongjiu.lu@intel.com>

        * config/i386/linux-unwind.h (RT_SIGRETURN_SYSCALL): Update x32
        system call number.

2012-03-31  Eric Botcazou  <ebotcazou@adacore.com>

        * config/ia64/unwind-ia64.c (uw_install_context): Manually save LC
        if it hasn't been previously saved.

2012-03-29  H.J. Lu  <hongjiu.lu@intel.com>

        * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Define
        only for glibc.

2012-03-28  Georg-Johann Lay  <avr@gjlay.de>

        PR target/52737
        * config/avr/lib1funcs.S: Use __AVR_HAVE_SPH__ for SP_H checks
        instead of __AVR_HAVE_8BIT_SP__.

2012-03-26  Tristan Gingold  <gingold@adacore.com>

        * config/ia64/unwind-ia64.h: Declare unw_word and unw_sword.
        (unw_table_entry): Use unw_word instead of unsigned long.
        (_Unwind_FindTableEntry): Likewise.
        * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Likewise.
        * config/ia64/fde-vms.c (vms_unwtable_entry): Likewise.
        (_Unwind_FindTableEntry): Likewise.
        * config/ia64/unwind-ia64.c (unw_reg_info, unw_reg_state)
        (unw_labeled_state, unw_state_record, unw_stack, _Uwind_Context)
        (set_reg, alloc_spill_area, finish_prologue, ia64_rse_slot_num)
        (ia64_rse_is_rnat_slot, ia64_rse_rnat_addr, ia64_rse_num_regs)
        (ia64_rse_skip_regs, ia64_copy_rbs, unw_access_gr)
        (uw_frame_state_for, uw_update_reg_address, uw_update_context)
        (uw_init_context_1, uw_install_context): Likewise.
        (unw_word): Move to unwind-ia64.h

2012-03-26  Tristan Gingold  <gingold@adacore.com>

        * config/vms/vms-ucrt0.c: Update copyright years.
        Add a sanity check.
        (___gcc_main_flags): Declare.
        (__main): Check flags to remap argv and exit code.
        * config.host (*-*-*vms*): Adjust extra_parts.
        * config/vms/t-vms (vcrt0.o, pcrt0.o): Remove.
        (crt0.o): Add.

2012-03-22  Richard Earnshaw  <rearnsha@arm.com>

        * arm/lib1funcs.asm (ctzsi2): New function.
        * arm/t-elf (LIB1ASMFUNCS): Add _ctzsi2.
        * arm/t-linux (LIB1ASMFUNCS): Likewise.
        * arm/t-strongarm-elf (LIB1ASMFUNCS): Likewise.
        * arm/t-symbian (LIB1ASMFUNCS): Likewise.
        * arm/t-vxworks (LIB1ASMFUNCS): Likewise.
        * arm/t-wince-pe (LIB1ASMFUNCS): Likewise.

2012-03-21  Andreas Tobler  <andreast@fgznet.ch>

        * config.host: Add bits to support powerpc64-*-freebsd*.
        * config/rs6000/freebsd-unwind.h: New file.
        * config/rs6000/t-freebsd64: New file.

2012-03-20  Richard Guenther  <rguenther@suse.de>

        PR gcov-profile/52627
        * libgcov.c (init_mx): Fix mutex name.

2012-03-16  Tristan Gingold  <gingold@adacore.com>

        * config/ia64/vms-unwind.h: Remove ulong (and replace
        it by unw_reg where used).  Define unw_reg with __int64.

2012-03-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

        * config/i386/sol2-unwind.h (x86_fallback_frame_state): Remove
        Solaris 8 handling.
        * config/sparc/sol2-unwind.h (sparc64_is_sighandler): Remove
        Solaris 8 handling.
        (sparc_is_sighandler): Likewise.

2012-03-13  H.J. Lu  <hongjiu.lu@intel.com>

        * unwind-dw2.c (_Unwind_SetGRValue): Assert DWARF register size
        <= saved reg size.

2012-03-13  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

        * config/arm/crtn.S: Fix typo.

2012-03-13  Richard Guenther  <rguenther@suse.de>

        * libgcov.c: Remove stdio.h include and NULL un-define.

2012-03-13  Richard Guenther  <rguenther@suse.de>

        PR target/52569
        * unwind-dw2-fde.c: Make avoid-include-gthr.h hacks work again.

2012-03-13  Richard Guenther  <rguenther@suse.de>

        * gthr-single.h (__GTHREAD_MUTEX_INIT_FUNCTION): Fix definition.

2012-03-13  Richard Guenther  <rguenther@suse.de>

        * gthr-posix.h: Remove duplicate __GTHREAD_MUTEX_INIT_FUNCTION
        and __gthread_mutex_init_function definitions.

2012-03-12  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

        * config.host (mips*-*-openbsd*): Remove.

2012-03-12  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

        * config.host: Remove alpha*-dec-osf5.1* handling.
        * config/alpha/gthr-posix.c: Remove.
        * config/alpha/libgcc-osf5.ver: Remove.
        * config/alpha/osf5-unwind.h: Remove.
        * config/alpha/t-osf-pthread: Remove.
        * config/alpha/t-slibgcc-osf: Remove.
        * config/t-crtfm (crtfastmath.o): Remove -frandom-seed.
        * gthr-posix.h [!_REENTRANT && __osf__] (_REENTRANT): Don't define.
        [__osf__ && _PTHREAD_USE_MANGLED_NAMES_]: Remove.
        * mkmap-flat.awk: Remove osf_export handling.

2012-03-12  Richard Guenther  <rguenther@suse.de>

        * gthr.h (__GTHREAD_MUTEX_INIT_FUNCTION): Adjust specification.
        * gthr-posix.h (__GTHREAD_MUTEX_INIT_FUNCTION): Define.
        (__gthread_mutex_init_function): New function.
        * gthr-single.h (__GTHREAD_MUTEX_INIT_FUNCTION): Define.

        PR gcov/49484
        * libgcov.c: Include gthr.h.
        (__gcov_flush_mx): New global variable.
        (init_mx, init_mx_once): New functions.
        (__gcov_flush): Protect self with a mutex.
        (__gcov_fork): Re-initialize mutex after forking.
        * unwind-dw2-fde.c: Change condition under which to use
        __GTHREAD_MUTEX_INIT_FUNCTION.

2012-03-12  Tristan Gingold  <gingold@adacore.com>

        * config/alpha/t-vms: Define HOST_LIBGCC2_CFLAGS.
        * config/ia64/t-vms: Likewise.

2012-03-11  Michael Hope  <michael.hope@linaro.org>

        * longlong.h [ARM] (add_ssaaaa, sub_ddmmss, umul_ppmm): Enable
        for Thumb-2.

2012-03-07  Walter Lee  <walt@tilera.com>

        * config/tilepro/atomic.c: Rename "atomic_" prefix to
        "arch_atomic_".
        (atomic_xor): Rename and move definition to
        config/tilepro/atomic.h.
        (atomic_nand): Ditto.
        * config/tilepro/atomic.h: Rename "atomic_" prefix to
        "arch_atomic_".
        (arch_atomic_xor): Move from config/tilepro/atomic.c.
        (arch_atomic_nand): Ditto.

2012-03-07  Georg-Johann Lay  <avr@gjlay.de>

        PR target/52507
        * config/avr/lib1funcs.S (__movmemx_hi): Fix loop label in RAM-part.

2012-03-07  Georg-Johann Lay  <avr@gjlay.de>

        PR target/52505
        * config/avr/lib1funcs.S (__xload_1): Don't read unintentionally
        from RAM.

2012-03-07  Georg-Johann Lay  <avr@gjlay.de>

        PR target/52461
        PR target/52508
        * config/avr/lib1funcs.S (__do_copy_data): Clear RAMPZ after usage
        if RAMPZ affects reading from RAM.
        (__tablejump_elpm__): Ditto.
        (.xload): Ditto.
        (__movmemx_hi): Ditto.
        (__do_global_ctors): Right condition for RAMPZ usage is "have ELPM".
        (__do_global_dtors): Ditto.
        (__xload_1, __xload_2, __xload_3, __xload_4): Ditto.
        (__movmemx_hi): Ditto.

2012-03-05  Richard Henderson  <rth@redhat.com>

        * longlong.h [ARM] (umul_ppmm): Use umull for arm3m and later.
        [ARM] (count_trailing_zeros): Use the builtin.

2012-03-01  Kai Tietz  <ktietz@redhat.com>

        * soft-fp: Imported from glibc upstream.

2012-02-28  Kai Tietz  <ktietz@redhat.com>

        * config/i386/sfp-machine.h (_FP_STRUCT_LAYOUT): Define it
        for mingw-targets as attribute gcc_struct.

2012-02-28  Ian Lance Taylor  <iant@google.com>

        * generic-morestack.c (__splitstack_releasecontext): Correct call
        to __morestack_release_segments.

2012-02-27  Samuel Thibault  <samuel.thibault@ens-lyon.org>

        PR target/52390
        * generic-morestack.c (__generic_morestack_set_initial_sp): Test
        for __linux__ when removing signals from __morestack_fullmask.

2012-02-23  Georg-Johann Lay  <avr@gjlay.de>

        PR target/52261
        * config/avr/lib1funcs.S (__AVR__XMEGA__): Fix tippo to __AVR_XMEGA__.

2012-02-23  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>

        * config/ia64/crtbegin.S: Use HAVE_INITFINI_ARRAY_SUPPORT
        instead of HAVE_INITFINI_ARRAY.
        * config/ia64/crtend.S: Likewise.

2012-02-20  Kai Tietz  <ktietz@redhat.com>

        PR libstdc++/52300
        * gthr.h (GTHREAD_USE_WEAK): Define as zero for mingw.

        * config.host (i686-*-mingw*): Set md_unwind_header only for dw2-mode
        to w32-unwind.h header.

2012-02-19  Richard Sandiford  <rdsandiford@googlemail.com>

        * config.host (mips64*-*-linux*, mipsisa64*-*-linux*)
        (mips*-*-linux*): Remove t-slibgcc-libgcc.
        * config/mips/t-mips16 (LIB1ASMFUNCS): Remove __mips16_rdhwr.
        * config/mips/mips16.S (__mips16_rdhwr): Delete.

2012-02-19  Richard Sandiford  <rdsandiford@googlemail.com>

        * config/mips/mips16.S (CALL_STUB_RET): Add CFI information.

2012-02-15  Iain Sandoe  <iains@gcc.gnu.org>

        PR libitm/52220
        * config/darwin-crt-tm.c: Correct typo.

2012-02-15  Iain Sandoe  <iains@gcc.gnu.org>
            Patrick Marlier  <patrick.marlier@gmail.com>

        PR libitm/52220
        * config/darwin-crt-tm.c: Generate dummy functions.

2012-02-15  Iain Sandoe  <iains@gcc.gnu.org>
            Patrick Marlier  <patrick.marlier@gmail.com>

        PR libitm/52042
        * config/darwin-crt-tm.c (getTMCloneTable): New function.
        (__doTMRegistrations): Call it.
        (__doTMdeRegistrations): Likewise.

2012-01-15  Georg-Johann Lay  <avr@gjlay.de>
            Anatoly Sokolov  <aesok@post.ru>
            Eric Weddington  <eric.weddington@atmel.com>

        PR target/52261
        * config/avr/lib1funcs.S (__prologue_saves__): Handle AVR_XMEGA
        (__epilogue_restores__): Ditto.

2012-02-15  Eric Botcazou  <ebotcazou@adacore.com>

        PR target/51921
        PR target/52205
        * config/sparc/sol2-unwind.h (sparc64_is_sighandler): Add support for
        Solaris 11 and slightly reformat.
        (sparc_is_sighandler): Likewise.

2012-02-14  Walter Lee  <walt@tilera.com>

        * config.host: Handle tilegx and tilepro.
        * config/tilegx/sfp-machine.h: New file.
        * config/tilegx/sfp-machine32.h: New file.
        * config/tilegx/sfp-machine64.h: New file.
        * config/tilegx/t-crtstuff: New file.
        * config/tilegx/t-softfp: New file.
        * config/tilegx/t-tilegx: New file.
        * config/tilepro/atomic.c: New file.
        * config/tilepro/atomic.h: New file.
        * config/tilepro/linux-unwind.h: New file.
        * config/tilepro/sfp-machine.h: New file.
        * config/tilepro/softdivide.c: New file.
        * config/tilepro/softmpy.S: New file.
        * config/tilepro/t-crtstuff: New file.
        * config/tilepro/t-tilepro: New file.

2012-02-07  Jonathan Wakely  <jwakely.gcc@gmail.com>

        PR libstdc++/51296
        PR libstdc++/51906
        * gthr-posix.h: Allow static initializer macros to be disabled.
        (__gthrw_pthread_cond_init): Define weak reference unconditionally.

2012-02-05  Chung-Lin Tang  <cltang@codesourcery.com>

        * config.host (mips64*-*-linux*, mipsisa64*-*-linux*, mips*-*-linux*):
        Add t-slibgcc-libgcc to tmake_file.
        * config/mips/libgcc-mips16.ver: Revert previous patch.
        * config/mips/mips16.S (__mips16_rdhwr): Hide.

2012-02-02  Sumanth G  <sumanth.gundapaneni@kpitcummins.com>
            Jayant R Sonar  <jayant.sonar@kpitcummins.com>

        * config.host: Add National Semiconductor CR16 target (cr16-*-*).
        * config/cr16/crti.S: New file.
        * config/cr16/crtlibid.S: New file.
        * config/cr16/crtn.S: New file.
        * config/cr16/lib1funcs.S: New file.
        * config/cr16/t-cr16: New file.
        * config/cr16/t-crtlibid: New file.
        * config/cr16/unwind-dw2.h: New file.
        * config/cr16/unwind-cr16.c: New file.
        * config/cr16/divmodhi3.c: New file.

2012-01-25  Alan Modra  <amodra@gmail.com>

        * config/rs6000/t-linux64: Delete.  Move..
        * config/rs6000/t-ppc64-fp: ..softfp_wrap defines to here..
        * config/rs6000/t-linux: ..and libgcc flags to here.

2012-01-22  Douglas B Rupp  <rupp@gnat.com>

        * config.host (i[34567]86-*-interix3*):
        Change triplet to i[34567]86-*-interix[3-9]*.
        * configure: Regenerate.

2012-01-15  Chung-Lin Tang  <cltang@codesourcery.com>
            Richard Sandiford  <rdsandiford@googlemail.com>

        * config/mips/libgcc-mips16.ver (__mips16_rdhwr): Add.
        * config/mips/mips16.S (__mips16_rdhwr): New function.
        * config/mips/t-mips16 (LIB1ASMFUNCS): Add _m16rdhwr.

2012-01-11  Nathan Sidwell  <nathan@acm.org>

        * libgcov.c (__gcov_init): Ignore objects with no functions.

2012-01-10  Georg-Johann Lay  <avr@gjlay.de>

        PR target/49868
        Extend __pgmx semantics to linearize memory.
        * config/avr/t-avr (LIB1ASMFUNCS): Add _xload_1, _movmemx.
        * config/avr/lib1funcs.S (__xload_1): New function.
        (__movmemx_qi, __movmemx_hi): New functions.
        (__xload_2, __xload_3, __xload_4): Rewrite to fit new __pgmx
        semantics.

2012-01-09  Eric Botcazou  <ebotcazou@adacore.com>

        * config/sparc/sol2-unwind.h (sparc64_is_sighandler): Check that the
        purported sigacthandler address isn't null before dereferencing it.
        (sparc_is_sighandler): Likewise.

2012-01-09  Eric Botcazou  <ebotcazou@adacore.com>

        PR ada/41929
        * config/sparc/sol2-unwind.h (sparc64_is_sighandler): Remove SAVPC and
        add CFA.  Revert back to old code for Solaris 8+ multi-threaded.
        (sparc_is_sighandler): Likewise.
        (MD_FALLBACK_FRAME_STATE_FOR): Adjust call to IS_SIGHANDLER.

2012-01-06  Tristan Gingold  <gingold@adacore.com>

        * config/ia64/t-ia64 (LIB1ASMFUNCS): Move backward
        compatibility thunks...
        (CUSTOM_CRTSTUFF, crtbegin.o, crtend.o)
        (crtbeginS.o, crtendS.o): ... and these to ...
        * config/ia64/t-ia64-elf: ... this new file.
        * config.host (ia64*-*-elf*, ia64*-*-freebsd*, ia64*-*-linux*)
        (ia64*-*-hpux*): Add ia64/t-ia64-elf in tmake_file.

2012-01-04  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>

        * configure: Regenerate.
        * config/s390/t-crtstuff: Remove -fPIC.

2012-01-02  Jonathan Wakely  <jwakely.gcc@gmail.com>

        PR bootstrap/51006
        * enable-execute-stack-mprotect.c (getpagesize): Do not define
        for NetBSD.

2012-01-02  Georg-Johann Lay  <avr@gjlay.de>

        PR target/51345
        * config/avr/lib1funcs.S: Remove FIXME comments.
        (SPEED_DIV): Depend on __AVR_HAVE_8BIT_SP__.

2012-01-02  Georg-Johann Lay  <avr@gjlay.de>

        Implement light-weight DImode support.
        * config/avr/t-avr (LIB1ASMFUNCS): Add _adddi3, _adddi3_s8,
        _subdi3, _cmpdi2, _cmpdi2_s8, _rotldi3.
        * config/avr/lib1funcs.S (__adddi3, __adddi3_s8, __subdi3,
        __cmpdi2, __cmpdi2_s8, __rotldi3): New functions.

2011-12-30  Nathan Sidwell  <nathan@acm.org>

        * libgcov.c (gcov_crc32): Remove global var.
        (free_fn_data): New function.
        (buffer_fn_data): Pass in filename, more robust error recovery.
        (crc32_unsigned): New function.
        (gcov_exit): More robust detection of new program. More robust
        error recovery.
        (__gcov_init): Do not update program's crc here.

2011-12-21  Tristan Gingold  <gingold@adacore.com>

        * config/ia64/fde-vms.c (UNW_IVMS_MODE): Define.

2011-12-21  Ian Lance Taylor  <iant@google.com>

        * config/i386/morestack.S: Simplify CFI opcodes throughout.

2011-12-20  Ian Lance Taylor  <iant@google.com>

        * config/i386/morestack.S (__morestack_non_split): If there is
        enough stack space already, don't split.  Ask for more stack space
        than we required.

2011-12-20  Sergio Durigan Junior  <sergiodj@redhat.com>

        * unwind-arm-common.inc: Include `tconfig.h', `tsystem.h' and
        `sys/sdt.h'.
        (_Unwind_DebugHook): New function.
        (uw_restore_core_regs): New define.
        (unwind_phase2): Use uw_restore_core_regs instead of
        restore_core_regs.
        (unwind_phase2_forced): Likewise.
        (__gnu_Unwind_Resume): Likewise.

2011-12-20  Uros Bizjak  <ubizjak@gmail.com>

        * config/alpha/linux-unwind.h: Update copyright years.
        (MD_FROB_UPDATE_CONTEXT): New define.
        (alpha_frob_update_context): New function.

2011-12-17  Richard Sandiford  <rdsandiford@googlemail.com>

        * config.host (mips*-sde-elf*, mipsisa64sr71k-*-elf*): Add to
        tmake_file rather replacing it.

2011-12-15  Iain Sandoe  <iains@gcc.gnu.org>

        * config/rs6000/darwin-world.S (toplevel): Make it clear that this
        function is not used for PPC64.
        (save_world): Amend comments.  Update the VRsave mask to reflect the
        saved regs.
        (rest_world): Update comments, do not  clobber r10, do not use r8.
        (eh_rest_world_r10): Amend comments, do not use r8.
        (rest_world_eh_r7r8): Rename as local Lrest_world_eh_r7, since r8 is
        no longer used, move restore of CR and target address to the end of
        the routine.

2011-12-14  H.J. Lu  <hongjiu.lu@intel.com>

        * generic-morestack.c (__generic_morestack_set_initial_sp): Check
        __GLIBC__ instead of __linux__ when using __SIGRTMIN.

2011-12-14  Georg-Johann Lay  <avr@gjlay.de>

        PR target/49313
        * config/avr/t-avr (LIB1ASMSRC): Add _mulpsi3, _mulsqipsi3.
        * config/avr/lib1funcs.S (__mulpsi3, __mulsqipsi3): New functions.

2011-12-11  Eric Botcazou  <ebotcazou@adacore.com>

        * config/sparc/sol2-unwind.h: Use #ifdef directive consistently.

2011-12-09  Georg-Johann Lay  <avr@gjlay.de>

        PR target/49313
        * config/avr/t-avr (LIB1ASMFUNCS): Add _muldi3.
        * config/avr/lib1funcs.S (__muldi3): New function.

2011-12-06  Andrew Pinski  <apinski@cavium.com>

        * crtstuff.c (__do_global_dtors_aux_fini_array_entry): Align to the
        size of func_ptr.
        (__frame_dummy_init_array_entry): Likewise.

2011-12-06  Georg-Johann Lay  <avr@gjlay.de>

        Forward-port from gcc-4_6-branch r181936 2011-12-02.

        PR target/51345
        PR target/51002
        * config/avr/lib1funcs.S (__prologue_saves__,
        __epilogue_restores__, __divdi3_moddi3): Enclose parts using
        __SP_H__ in !defined (__AVR_HAVE_8BIT_SP__).  Add FIXME comments.

2011-12-04  Iain Sandoe  <iains@gcc.gnu.org>

        * config/rs6000/t-darwin64 (LIB2ADD): Add fp and gp save routines.

2011-11-30  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

        PR other/51272
        * config/pa/stublib.c (_ITM_registerTMCloneTable): New stub.
        (_ITM_deregisterTMCloneTable): Likewise.
        (__register_frame_info): Fix unused warning.
        (__deregister_frame_info, __cxa_finalize, _Jv_RegisterClasses,
        pthread_default_stacksize_np): Likewise.
        * config/pa/t-stublib (LIBGCCSTUB_OBJS): Add new objects and rules.

2011-11-29  DJ Delorie  <dj@redhat.com>

        * config.host (rl78-*-elf): New case.
        * config/rl78: New directory for the Renesas RL78.

2011-11-29  Bernd Schmidt  <bernds@codesourcery.com>

        * config.host (tic6x-*-uclinux): Append to extra_parts.  Fix
        formatting.

2011-11-28  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

        PR other/51022
        * config/rs6000/t-savresfgpr: New file.
        * config/rs6000/t-ppccomm (LIB2ADD_ST): Remove all but
        $(srcdir)/config/rs6000/eabi.S.
        * config/rs6000/t-ppccomm-ldbl: Remove.
        * config.host (powerpc-*-freebsd*): Add rs6000/t-savresfgpr to
        tmake_file.
        (powerpc-*-eabispe*): Likewise.
        (powerpc-*-eabi*): Likewise.
        (powerpc-*-linux*, powerpc64-*-linux*): Likewise.
        (powerpc-wrs-vxworks, powerpc-wrs-vxworksae): Add rs6000/t-ppccomm
        to tmake_file, remove rs6000/t-ppccomm-ldbl.
        (powerpc-*-eabisimaltivec*): Remove rs6000/t-ppccomm-ldbl from
        tmake_file.
        (powerpc-*-eabisim*): Likewise.
        (powerpc-*-elf*): Likewise.
        (powerpc-*-eabialtivec*): Likewise.
        (powerpc-xilinx-eabi*): Likewise.
        (powerpc-*-rtems*): Likewise.
        (powerpcle-*-elf*): Likewise.
        (powerpcle-*-eabisim*): Likewise.
        (powerpcle-*-eabi*): Likewise.

2011-11-27  Ian Lance Taylor  <iant@google.com>

        * generic-morestack.c (__splitstack_find): Check for NULL old
        stack value.
        (__splitstack_resetcontext): New function.
        (__splitstack_releasecontext): New function.
        * libgcc-std.ver.in: Add new functions to GCC_4.7.0.

2011-11-27  Iain Sandoe  <iains@gcc.gnu.org>

        * config/darwin-crt-tm.c: Correct comments, use correct licence.

2011-11-27  Iain Sandoe  <iains@gcc.gnu.org>

        * config/darwin-crt-tm.c: Remove dummy _ITM_ functions.

2011-11-26  Richard Henderson  <rth@redhat.com>

        * config/m68k/linux-atomic.c: New file.
        * config/m68k/t-linux: New file.
        * config.host (m68k-uclinux, m68k-linux): Use it.

2011-11-26  Richard Henderson  <rth@redhat.com>

        * crtstuff.c (__TMC_LIST__): Mark used not unused.
        (__TMC_END__): Only declare if hidden is available; in the definition,
        if hidden is unavailable add a null record.
        (deregister_tm_clones, register_tm_clones): New.
        (__do_global_dtors_aux, frame_dummy): Use them.
        (__do_global_dtors, __do_global_ctors_1): Likewise.

2011-11-22  Iain Sandoe  <iains@gcc.gnu.org>

        * config/darwin-crt-tm.c: New file.
        * config.host (darwin): Build crttms.o crttme.o to provide
        startup and shutdown for tm clones.
        * config/t-darwin (crttms.o): New build rule.
        (crttme.o): Likewise.

2011-11-21  Hans-Peter Nilsson  <hp@axis.com>

        * Makefile.in ($(srcdir)/emutls.c): Explain why it's in LIB2ADDEH
        et al.

2011-11-21  Richard Henderson  <rth@redhat.com>

        * crtstuff.c (USE_TM_CLONE_REGISTRY): Default to 1 on ELF.
        (__TMC_LIST__, __TMC_END__): New.
        (__do_global_dtors_aux): Call _ITM_deregisterTMCloneTable.
        (__do_global_dtors): Likewise.
        (frame_dummy): Call _ITM_registerTMCloneTable.
        (__do_global_ctors_1): Likewise.

2011-11-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

        * config.host (iq2000*-*-elf*): Add iq2000/t-iq2000 to tmake_file.
        (powerpc-*-netbsd*): Add rs6000/t-netbsd to tmake_file.
        (powerpc-wrs-vxworks, powerpc-wrs-vxworksae): Add to tmake_file.
        (powerpc-*-lynxos*): Add rs6000/t-lynx to tmake_file.
        * config/i386/t-darwin64: Remove.
        * config/sh/t-netbsd (LIB2ADD): Remove.

2011-11-21  Georg-Johann Lay  <avr@gjlay.de>

        PR target/49313
        * config/avr/t-avr (LIB2FUNCS_EXCLUDE): Add _moddi3, _umoddi3.
        (LIB1ASMFUNCS): Add _divdi3, _udivdi3, _udivmod64, _negdi2.
        * config/avr/lib1funcs.S (wmov): New assembler macro.
        (__umoddi3, __udivdi3, __udivdi3_umoddi3): New functions.
        (__moddi3, __divdi3, __divdi3_moddi3): New functions.
        (__udivmod64): New function.
        (__negdi2): New function.

2011-11-21  Gerald Pfeifer  <gerald@pfeifer.com>

        * config.host (*-*-freebsd[12], *-*-freebsd[12].*,
        *-*-freebsd*aout*): Remove.

2011-11-20  Hans-Peter Nilsson  <hp@axis.com>

        * static-object.mk (c_flags-$o): Save c_flags.
        ($(base)$(objext)): Use it.

2011-11-18  Steve Ellcey  <sje@cup.hp.com>

        * Makefile.in (c_flags): Set to -fno-exceptions to build libunwind.

2011-11-18  Georg-Johann Lay  <avr@gjlay.de>

        PR target/49868
        * config/avr/t-avr (LIB1ASMFUNCS): Add _xload_2 _xload_3 _xload_4.
        * config/avr/lib1funcs.S (__xload_2, __xload_3, __xload_4):
        New functions.

2011-11-16  Matthew Gretton-Dann  <matthew.gretton-dann@arm.com>

        * config/arm/lib1funcs.asm (udivsi3): Add support for divide
        functions.
        (aeabi_uidivmod): Likewise.
        (umodsi3): Likewise.
        (divsi3): Likewise.
        (aeabi_idivmod): Likewise.
        (modsi3): Likewise.

2011-11-16  Tristan Gingold  <gingold@adacore.com>

        * config/alpha/qrnnd.S: Use specific pseudos for VMS.

2011-11-15  Georg-Johann Lay  <avr@gjlay.de>

        PR target/49868
        * config/avr/t-avr (LIB1ASMFUNCS): Add _load_3,  _load_4.
        * config/avr/lib1funcs.S (__load_3, __load_4, __xload_2): New functions.

2011-11-13  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

        * config.host (hppa*64*-*-hpux11*): Remove pa/t-stublib64 from
        tmake_file list.
        * config/pa/t-stublib: Merge rules from config/pa/t-stublib64.
        * config/pa/t-stublib64: Delete.

2011-11-12  Richard Henderson  <rth@redhat.com>

        * config/rs6000/linux-unwind.h (frob_update_context): Properly
        cast the pointer argument to _Unwind_SetGRPtr.

2011-11-11  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

        * config/spu/t-elf (LIB2ADD): Use LIB2FUNCS_EXCLUDE instead.

2011-11-09  Ian Lance Taylor  <iant@google.com>

        * generic-morestack.c: Include <string.h>.
        (uintptr_type): Define.
        (struct initial_sp): Add dont_block_signals field.  Reduce size of
        extra array by 1.
        (allocate_segment): Set prev field to NULL.  Don't set
        __morestack_current_segment or __morestack_segments.
        (__generic_morestack): Update current->prev and *pp after calling
        allocate_segment.
        (__morestack_block_signals): Don't do anything if
        dont_block_signals is set.
        (__morestack_unblock_signals): Likewise.
        (__generic_findstack): Check for initial_sp == NULL.  Add casts to
        uintptr_type.
        (__splitstack_block_signals): New function.
        (enum __splitstack_content_offsets): Define.
        (__splitstack_getcontext, __splitstack_setcontext): New functions.
        (__splitstack_makecontext): New function.
        (__splitstack_block_signals_context): New function.
        (__splitstack_find_context): New function.
        * config/i386/morestack.S (__morestack_get_guard): New function.
        (__morestack_set_guard, __morestack_make_guard): New functions.
        * libgcc-std.ver.in: Add new functions to GCC_4.7.0.

2011-11-09  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

        * config.host (i[34567]86-*-cygwin*): Move i386/t-mingw-pthread ...
        (i[34567]86-*-mingw*): ... here.
        (x86_64-*-mingw*): ... here.

2011-11-08  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

        * config/c6x/t-elf (LIB2ADD): Add instead of assigning.

2011-11-07  Nathan Sidwell  <nathan@acm.org>

        * libgcov.c (struct gcov_fn_buffer): New struct.
        (buffer_fn_data): New helper.
        (gcov_exit): Rework for new gcov data structures.

2011-11-07  Georg-Johann Lay  <avr@gjlay.de>

        PR target/49313
        * config/avr/lib1funcs.S (__divmodhi4, __divmodsi4): Tweak speed.

2011-11-07  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

        * config.host (tmake_file): Correct comment.
        (bfin*-elf*): Remove bfin/t-elf from tmake_file, add
        t-libgcc-pic.
        (bfin*-uclinux*): Likewise.
        (bfin*-linux-uclibc*): Likewise.
        (xstormy16-*-elf): Add stormy16/t-stormy16 to tmake_file.

        * config/arm/t-elf (HOST_LIBGCC2_CFLAGS): Append instead of
        assigning.
        * config/arm/t-strongarm-elf (HOST_LIBGCC2_CFLAGS): Likewise.
        * config/avr/t-avr (HOST_LIBGCC2_CFLAGS): Likewise.
        * config/c6x/t-elf (HOST_LIBGCC2_CFLAGS): Likewise.
        * config/h8300/t-h8300 (HOST_LIBGCC2_CFLAGS): Likewise.
        * config/lm32/t-elf (HOST_LIBGCC2_CFLAGS): Likewise.
        * config/m32r/t-m32r (HOST_LIBGCC2_CFLAGS): Likewise.
        * config/mcore/t-mcore (HOST_LIBGCC2_CFLAGS): Likewise.
        * config/mips/t-elf (HOST_LIBGCC2_CFLAGS): Likewise.
        * config/mmix/t-mmix (HOST_LIBGCC2_CFLAGS): Likewise.
        * config/pdp11/t-pdp11 (HOST_LIBGCC2_CFLAGS): Likewise.
        * config/picochip/t-picochip (HOST_LIBGCC2_CFLAGS): Likewise.
        * config/stormy16/t-stormy16 (HOST_LIBGCC2_CFLAGS): Likewise.
        * config/t-openbsd-thread (HOST_LIBGCC2_CFLAGS): Likewise.

        * config/bfin/t-elf: Remove.
        * config/t-vxworks (HOST_LIBGCC2_CFLAGS): Remove.

2011-11-07  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

        * config.host (*-*-rtems*): Add t-rtems to tmake_file.
        (i[34567]86-*-rtems*): Remove t-rtems from tmake_file.
        (lm32-*-elf*, lm32-*-rtems*): Split into ...
        (lm32-*-elf*): ... this.
        (lm32-*-rtems*): ... and this.
        Add to tmake_file.
        (m32r-*-rtems*): Add to tmake_file.
        (moxie-*-rtems*): Likewise.
        (sparc-*-rtems*): Likewise.
        Remove t-rtems from tmake_file.
        (sparc64-*-rtems*): Likewise.
        * config/t-rtems (HOST_LIBGCC2_CFLAGS): Use LIBGCC2_INCLUDES
        instead.

2011-11-07  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

        PR bootstrap/50982
        * config/gthr-posix.h: Move ...
        * gthr-posix.h: ... here.
        * config/gthr-lynx.h: Reflect this.
        * config/gthr-vxworks.h: Likewise.
        * config/rs6000/gthr-aix.h: Likewise.
        * configure.ac (target_thread_file): Likewise.
        * configure: Regenerate.

2011-11-06  Sebastian Huber  <sebastian.huber@embedded-brains.de>

        * config.host (arm*-*-rtemseabi*): New target.

2011-11-06  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

        PR other/50991
        * Makefile.in: Make EXTRA_PARTS depend on libgcc_tm.h instead of
        extra-parts.

2011-11-05  Joern Rennecke  <joern.rennecke@embecosm.com>

        * config.host (epiphany-*-elf*): New configuration.
        * config/epiphany: New Directory.

2011-11-05  Ralf Corsépius  <ralf.corsepius@rtems.org>

        * config.host (avr-*-rtems*): Add config/avr/t-rtems.
        * config/avr/t-rtems: New.
        Filter out _exit from LIB1ASMFUNCS.

2011-11-04  David S. Miller  <davem@davemloft.net>

        * configure.ac: Test for 64-bit addresses on !x86 using __LP64__.
        * configure: Rebuild.

2011-11-04  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>

        * config/s390/t-crtstuff: Add -fPIC to CRTSTUFF_T_CFLAGS_S
        variable.

2011-11-04  Georg-Johann Lay  <avr@gjlay.de>

        PR target/50931
        * config/t-avr (LIB1ASMFUNCS): Add _divmodpsi4, _udivmodpsi4.
        * config/lib1funcs.S (__udivmodpsi4, __divmodpsi4): New functions.

2011-11-04  Joel Sherrill  <joel.sherrill@oarcorp.com>

        PR target/50989
        * config.host (sparc-*-rtems*): Add sparc/t-softmul.

2011-11-04  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

        * config/c6x/t-elf (LIB2ADDEH): Set.
        * config/c6x/t-c6x-elf: Remove.

2011-11-04  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

        * config/i386/sol2-ci.S: Rename to ...
        * config/i386/crti.S: ... this.
        * config/i386/sol2-cn.S: Rename to ...
        * config/i386/crtn.S: ... this.
        * config/sparc/sol2-ci.S: Rename to ...
        * config/sparc/crti.S: ... this.
        * config/sparc/sol2-cn.S: Rename to ...
        * config/sparc/crtn.S: ... this.
        * config/t-sol2 (CUSTOM_CRTIN): Remove.
        (crti.o, crtn.o): Remove.

2011-11-04  Tristan Gingold  <gingold@adacore.com>

        * config/ia64/fde-vms.c: Do not include md-unwind-support.h

2011-11-04  Kaz Kojima  <kkojima@gcc.gnu.org>

        * config/sh/t-sh: Use $(gcc_compile) instead of $(compile).

2011-11-03  Hans-Peter Nilsson  <hp@axis.com>

        * config.host (crisv32-*-none, cris-*-none): Remove.
        (crisv32-*-elf): Append to tmake_file, don't just set it.
        (cris-*-elf): Add missing t-fdpbit to tmake_file.

2011-11-03  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

        * config/rs6000/t-ppccomm (ecrti$(objext)): Use $<.
        (ecrtn$(objext)): Likewise.
        (ncrti$(objext)): Likewise.
        (ncrtn$(objext)): Likewise.

2011-11-03  Andreas Schwab  <schwab@redhat.com>

        * config/ia64/t-ia64 (crtbeginS.o): Fix whitespace damage.

2011-11-02  David S. Miller  <davem@davemloft.net>

        * configure.ac: Set host_address on sparc too.
        * configure: Regenerate.
        * config.host: Add sparc/t-linux64 and sparc/t-softmul conditionally
        based upon host_address.
        * config/sparc/t-linux64: Set CRTSTUFF_T_CFLAGS unconditionally.

2011-11-02  Jason Merrill  <jason@redhat.com>

        * config/rs6000/t-ppccomm: Add missing \.

2011-11-02  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

        * gthr-single.h, gthr.h: New files.
        * config/gthr-lynx.h, config/gthr-posix.h., config/gthr-rtems.h,
        config/gthr-vxworks.h, config/i386/gthr-win32.h,
        config/mips/gthr-mipssde.h, config/pa/gthr-dce.h,
        config/rs6000/gthr-aix.h, config/s390/gthr-tpf.h: New files.
        * config/i386/gthr-win32.c: Include "gthr-win32.h".
        * configure.ac (thread_header): New variable.
        Set it depending on target_thread_file.
        (gthr-default.h): Link from $thread_header.
        * configure: Regenerate.
        * Makefile.in (LIBGCC2_CFLAGS): Remove $(GTHREAD_FLAGS).

2011-11-02  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

        * configure.ac (tm_file_): New variable.
        Determine from tm_file.
        (tm_file, tm_defines): Substitute.
        * configure: Regenerate.
        * mkheader.sh: New file.
        * Makefile.in (clean): Remove libgcc_tm.h.
        ($(objects)): Depend on libgcc_tm.h.
        (libgcc_tm_defines, libgcc_tm_file): New variables.
        (libgcc_tm.h, libgcc_tm.stamp): New targets.
        ($(libgcc-objects), $(libgcc-s-objects), $(libgcc-eh-objects))
        ($(libgcov-objects), $(libunwind-objects), $(libunwind-s-objects))
        ($(extra-parts)): Depend on libgcc_tm.h.
        * config.host (tm_defines, tm_file): New variable.
        (arm*-*-linux*): Set tm_file for arm*-*-linux-*eabi.
        (arm*-*-uclinux*): Set tm_file for arm*-*-uclinux*eabi.
        (arm*-*-eabi*, arm*-*-symbianelf*): Set tm_file.
        (avr-*-rtems*): Likewise.
        (avr-*-*): Likewise.
        (frv-*-elf): Likewise.
        (frv-*-*linux*): Likewise.
        (h8300-*-rtems*): Likewise.
        (h8300-*-elf*): Likewise.
        (i[34567]86-*-darwin*): Likewise.
        (x86_64-*-darwin*): Likewise.
        (rx-*-elf): Likewise.
        (tic6x-*-uclinux): Likewise.
        (tic6x-*-elf): Likewise.
        (i[34567]86-*-linux*, x86_64-*-linux*): Likewise.
        * config/alpha/gthr-posix.c: Include libgcc_tm.h.
        * config/i386/cygming-crtbegin.c: Likewise.
        * config/i386/cygming-crtend.c: Likewise.
        * config/ia64/fde-vms.c: Likewise.
        * config/ia64/unwind-ia64.c: Likewise.
        * config/libbid/bid_gcc_intrinsics.h: Likewise.
        * config/rs6000/darwin-fallback.c: Likewise.
        * config/stormy16/lib2funcs.c: Likewise.
        * config/xtensa/unwind-dw2-xtensa.c: Likewise.
        * crtstuff.c: Likewise.
        * dfp-bit.h: Likewise.
        * emutls.c: Likewise.
        * fixed-bit.c: Likewise.
        * fp-bit.c: Likewise.
        * generic-morestack-thread.c: Likewise.
        * generic-morestack.c: Likewise.
        * libgcc2.c: Likewise.
        * libgcov.c: Likewise.
        * unwind-dw2-fde-dip.c: Likewise.
        * unwind-dw2-fde.c: Likewise.
        * unwind-dw2.c: Likewise.
        * unwind-sjlj.c: Likewise.

2011-11-02  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

        * configure.ac: Include ../config/picflag.m4.
        (GCC_PICFLAG): Call it.
        Substitute.
        * configure: Regenerate.
        * Makefile.in (gcc_srcdir): Remove.
        (LIBGCC2_DEBUG_CFLAGS, LIBGCC2_CFLAGS, LIBGCC2_INCLUDES)
        (HOST_LIBGCC2_CFLAGS, PICFLAG, LIB2FUNCS_ST, LIB2FUNCS_EXCLUDE)
        (LIB2_DIVMOD_FUNCS, LIB2ADD, LIB2ADD_ST): Set.
        ($(lib2funcs-o), $(lib2funcs-s-o), $(lib2-divmod-o))
        ($(lib2-divmod-s-o)): Use $(srcdir) to refer to libgcc2.c.
        Use $<.
        Remove comment.
        * libgcc2.c, libgcc2.h, gbl-ctors.h, longlong.h: New files.
        * siditi-object.mk ($o$(objext), $(o)_s$(objext)): Use $(srcdir)
        to refer to libgcc2.c.
        Use $<.
        * config/darwin-64.c: New file.
        * config/darwin-crt3.c: Remove comment.
        * config/divmod.c, config/floatunsidf.c, config/floatunsisf.c,
        config/floatunsitf.c, config/floatunsixf.c, config/udivmod.c,
        config/udivmodsi4.c: New files.
        * config/memcmp.c, config/memcpy.c, config/memmove.c,
        config/memset.c: New files.
        * config/t-crtstuff-pic (CRTSTUFF_T_CFLAGS_S): Use $(PICFLAG).
        * config/t-darwin (HOST_LIBGCC2_CFLAGS): Set.
        * config/t-freebsd-thread, config/t-libgcc-pic: New files.
        * config/t-libunwind (HOST_LIBGCC2_CFLAGS): Set.
        * config/t-openbsd-thread: New file.
        * config/t-sol2 (HOST_LIBGCC2_CFLAGS): Remove.
        * config/t-vxworks, config/vxlib-tls.c, config/vxlib.c: New files.
        * config/alpha/gthr-posix.c, config/alpha/qrnnd.S: New files.
        * config/alpha/t-alpha (LIB2ADD): Use $(srcdir) to refer to
        qrnnd.S.
        Adapt filename.
        * config/alpha/t-osf-pthread (LIB2ADD): Use $(srcdir)/config/alpha
        to refer to gthr-posix.c.
        * config/alpha/t-vms (LIB2ADD): Set.
        * config/alpha/vms-gcc_shell_handler.c: New file.
        * config/arm/bpabi.c, config/arm/fp16.c,
        config/arm/linux-atomic.c, config/arm/linux-atomic-64bit.c,
        config/arm/unaligned-funcs.c: New files.
        * config/arm/t-bpabi (LIB2ADD, LIB2ADD_ST): Set.
        * config/arm/t-elf (HOST_LIBGCC2_CFLAGS): Set.
        * config/arm/t-linux: Likewise.
        * config/arm/t-linux-eabi (LIB2ADD_ST): Add.
        * config/arm/t-netbsd: New file.
        * config/arm/t-strongarm-elf (HOST_LIBGCC2_CFLAGS): Set.
        * config/arm/t-symbian (LIB2ADD_ST): Set.
        * config/avr/t-avr (LIB2FUNCS_EXCLUDE, HOST_LIBGCC2_CFLAGS): Set.
        * config/bfin/t-crtstuff (CRTSTUFF_T_CFLAGS): Use $(PICFLAG).
        * config/bfin/t-elf: New file.
        * config/c6x/eqd.c, config/c6x/eqf.c, config/c6x/ged.c,
        config/c6x/gef.c, config/c6x/gtd.c, config/c6x/gtf.c,
        config/c6x/led.c, config/c6x/lef.c, config/c6x/ltd.c,
        config/c6x/ltf.c: New files.
        * config/c6x/t-elf (LIB2FUNCS_EXCLUDE, LIB2ADD)
        (HOST_LIBGCC2_CFLAGS): Set.
        * config/c6x/t-uclinux (HOST_LIBGCC2_CFLAGS): Set.
        (CRTSTUFF_T_CFLAGS): Use $(PICFLAG).
        * config/cris/arit.c, config/cris/mulsi3.S, config/cris/t-cris:
        New files.
        * config/cris/t-elfmulti (LIB2ADD_ST): Set.
        * config/cris/t-linux (HOST_LIBGCC2_CFLAGS): Remove.
        * config/frv/cmovd.c, config/frv/cmovh.c, config/frv/cmovw.c,
        config/frv/modi.c, config/frv/uitod.c, config/frv/uitof.c,
        config/frv/ulltod.c, config/frv/ulltof.c, config/frv/umodi.c: New
        files.
        * config/frv/t-frv (LIB2ADD): Set.
        * config/frv/t-linux (CRTSTUFF_T_CFLAGS): Use $(PICFLAG).
        * config/h8300/clzhi2.c, config/h8300/ctzhi2.c,
        config/h8300/fixunssfsi.c, config/h8300/parityhi2.c,
        config/h8300/popcounthi2.c: New files.
        * config/h8300/t-h8300 (LIB2ADD, HOST_LIBGCC2_CFLAGS): Set.
        * config/i386/gthr-win32.c: New file.
        * config/i386/t-cygming (LIBGCC2_INCLUDES): Set.
        * config/i386/t-cygwin: Likewise.
        * config/i386/t-darwin, config/i386/t-darwin64,
        config/i386/t-gthr-win32, config/i386/t-interix: New files.
        * config/i386/t-nto (HOST_LIBGCC2_CFLAGS): Set.
        (CRTSTUFF_T_CFLAGS): Use $(PICFLAG).
        * config/i386/t-sol2 (CRTSTUFF_T_CFLAGS): Use $(PICFLAG).
        * config/ia64/quadlib.c: New file.
        * config/ia64/t-hpux (LIB2ADD): Set.
        * config/ia64/t-ia64: Add comment.
        * config/iq2000/lib2funcs.c, config/iq2000/t-iq2000: New files.
        * config/lm32/t-uclinux (CRTSTUFF_T_CFLAGS): Use $(PICFLAG).
        (HOST_LIBGCC2_CFLAGS): Append, remove -fPIC.
        * config/m32c/lib2funcs.c, config/m32c/trapv.c: New files.
        * config/m32c/t-m32c (LIB2ADD): Set.
        * config/m32r/t-linux (HOST_LIBGCC2_CFLAGS): Set.
        * config/m32r/t-m32r: Likewise.
        * config/m68k/fpgnulib.c: New file.
        * config/m68k/t-floatlib (LIB2ADD): Set.
        (xfgnulib.c): New target.
        * config/mcore/t-mcore (HOST_LIBGCC2_CFLAGS): Set.
        * config/mep/lib2funcs.c, config/mep/tramp.c: New files.
        * config/mep/t-mep (LIB2ADD): Set.
        * config/microblaze/divsi3.asm: Rename to divsi3.S.
        * config/microblaze/moddi3.asm: Rename to moddi3.S.
        * config/microblaze/modsi3.asm: Rename to modsi3.S.
        * config/microblaze/muldi3_hard.asm: Rename to hard.S.
        * config/microblaze/mulsi3.asm: Rename to mulsi3.S.
        * config/microblaze/stack_overflow_exit.asm: Rename to exit.S.
        * config/microblaze/udivsi3.asm: Rename to udivsi3.S.
        * config/microblaze/umodsi3.asm: Rename to umodsi3.S.
        * config/microblaze/t-microblaze (LIB2ADD): Reflect this.
        * config/mips/t-elf, config/mips/t-vr, config/mips/vr4120-div.S:
        New files.
        * config/mips/t-mips (LIB2_SIDITI_CONV_FUNCS): Set.
        * config/mmix/t-mmix (HOST_LIBGCC2_CFLAGS): Set.
        * config/pa/fptr.c, config/pa/lib2funcs.S,
        config/pa/linux-atomic.c, config/pa/quadlib.c: New files.
        * config/pa/t-linux (HOST_LIBGCC2_CFLAGS): Set.
        (LIB2ADD, LIB2ADD_ST): Set.
        * config/pa/t-hpux, config/pa/t-hpux10, config/pa/t-pa64: New files.
        * config/pa/t-linux (HOST_LIBGCC2_CFLAGS, LIB2ADD, LIB2ADD_ST):
        Set.
        * config/pa/t-linux64 (LIB2ADD_ST, HOST_LIBGCC2_CFLAGS): Set.
        * config/pdp11/t-pdp11: New file.
        * config/picochip/libgccExtras/adddi3.S,
        config/picochip/libgccExtras/ashlsi3.S,
        config/picochip/libgccExtras/ashrsi3.S,
        config/picochip/libgccExtras/clzsi2.S,
        config/picochip/libgccExtras/cmpsi2.S,
        config/picochip/libgccExtras/divmod15.S,
        config/picochip/libgccExtras/divmodhi4.S,
        config/picochip/libgccExtras/divmodsi4.S,
        config/picochip/libgccExtras/lshrsi3.S,
        config/picochip/libgccExtras/parityhi2.S,
        config/picochip/libgccExtras/popcounthi2.S,
        config/picochip/libgccExtras/subdi3.S,
        config/picochip/libgccExtras/ucmpsi2.S,
        config/picochip/libgccExtras/udivmodhi4.S,
        config/picochip/libgccExtras/udivmodsi4.S: New files.
        * config/picochip/t-picochip (LIB2ADD, HOST_LIBGCC2_CFLAGS)
        (LIBGCC2_DEBUG_CFLAGS, RANLIB_FOR_TARGET): Set.
        * config/rs6000/crtresfpr.S, config/rs6000/crtresgpr.S,
        config/rs6000/crtresxfpr.S, config/rs6000/crtresxgpr.S,
        config/rs6000/crtsavfpr.S, config/rs6000/crtsavgpr.S)
        config/rs6000/darwin-asm.h, config/rs6000/darwin-fpsave.S,
        config/rs6000/darwin-gpsave.S,  config/rs6000/darwin-tramp.S,
        config/rs6000/darwin-vecsave.S, config/rs6000/darwin-world.S: New
        files.
        * config/rs6000/t-darwin (LIB2ADD, LIB2ADD_ST)
        (HOST_LIBGCC2_CFLAGS): Set.
        * config/rs6000/t-darwin64: New file.
        * config/rs6000/t-linux64 (HOST_LIBGCC2_CFLAGS): Set.
        * config/rs6000/t-lynx, config/rs6000/t-netbsd: New files.
        * config/rs6000/t-ppccomm (LIB2ADD): Add
        $(srcdir)/config/rs6000/tramp.S.
        (LIB2ADD_ST): Use $(srcdir)/config/rs6000 to refer to sources.
        Add  $(srcdir)/config/rs6000/eabi.S.
        (crtsavfpr.S, crtresfpr.S, crtsavgpr.S, crtresgpr.S, crtresxfpr.S)
        (crtresxgpr.S, e500crtres32gpr.S, e500crtres64gpr.S)
        (e500crtres64gprctr.S, e500crtrest32gpr.S, e500crtrest64gpr.S)
        (e500crtresx32gpr.S, e500crtresx64gpr.S, e500crtsav32gpr.S)
        (e500crtsav64gpr.S, e500crtsav64gprctr.S, e500crtsavg32gpr.S)
        (e500crtsavg64gpr.S, e500crtsavg64gprctr.S): Remove.
        * config/rs6000/tramp.S: New file.
        * config/s390/t-tpf: Remove.
        * config/sh/linux-atomic.S: New file.
        * config/sh/t-linux (LIB2ADD): Set.
        (HOST_LIBGCC2_CFLAGS): Append, remove -fpic.
        * config/sh/t-netbsd (LIB2ADD, HOST_LIBGCC2_CFLAGS): Set.
        * config/sh/t-sh (unwind-dw2-Os-4-200.o): Use $(srcdir) to refer
        to unwind-dw2.c.
        (HOST_LIBGCC2_CFLAGS): Set.
        * config/sparc/t-sol2 (CRTSTUFF_T_CFLAGS): Use $(PICFLAG).
        * config/spu/divmodti4.c, config/spu/divv2df3.c,
        config/spu/float_disf.c, config/spu/float_unsdidf.c,
        config/spu/float_unsdisf.c, config/spu/float_unssidf.c,
        config/spu/mfc_multi_tag_release.c,
        config/spu/mfc_multi_tag_reserve.c, config/spu/mfc_tag_release.c,
        config/spu/mfc_tag_reserve.c, config/spu/mfc_tag_table.c,
        config/spu/multi3.c: New files.
        * config/spu/t-elf (LIB2ADD, LIB2ADD_ST, LIB2_SIDITI_CONV_FUNCS)
        (HOST_LIBGCC2_CFLAGS): Set.
        * config/stormy16/ashlsi3.c, config/stormy16/ashrsi3.c,
        config/stormy16/clzhi2.c, config/stormy16/cmpsi2.c,
        config/stormy16/ctzhi2.c, config/stormy16/divsi3.c,
        config/stormy16/ffshi2.c, config/stormy16/lib2.c,
        config/stormy16/lshrsi3.c, config/stormy16/modsi3.c,
        config/stormy16/parityhi2.c, config/stormy16/popcounthi2.c,
        config/stormy16/t-stormy16, config/stormy16/ucmpsi2.c,
        config/stormy16/udivmodsi4.c, config/stormy16/udivsi3.c,
        config/stormy16/umodsi3.c: New files.
        * config/xtensa/lib2funcs.S: New file.
        * config/xtensa/t-elf (HOST_LIBGCC2_CFLAGS): Set.
        * config/xtensa/t-xtensa (LIB2ADD): Set.
        * config.host (*-*-darwin*): Add t-libgcc-pic to tmake_file.
        (*-*-freebsd*): Add t-freebsd, t-libgcc-pic to tmake_file.
        Add t-freebsd-thread to tmake_file for posix threads.
        (*-*-linux*, frv-*-*linux*, *-*-kfreebsd*-gnu, *-*-knetbsd*-gnu)
        (*-*-gnu*, *-*-kopensolaris*-gnu): Add t-libgcc-pic to tmake_file.
        (*-*-lynxos*): Likewise.
        (*-*-netbsd*): Likewise.
        (*-*-openbsd*): Likewise.
        Add t-openbsd-thread to tmake_file for posix threads.
        (*-*-solaris2*): Add t-libgcc-pic to tmake_file.
        (*-*-vxworks*): Set tmake_file.
        (alpha*-*-linux*): Add alpha/t-alpha, alpha/t-ieee to tmake_file.
        (alpha*-*-freebsd*): Likewise.
        (alpha*-*-netbsd*): Likewise.
        (alpha*-*-openbsd*): Likewise.
        (alpha*-dec-osf5.1*): Remove qrnnd.o, gthr-posix.o from extra_parts.
        (alpha64-dec-*vms*): Add alpha/t-alpha, alpha/t-ieee to tmake_file.
        (alpha*-dec-*vms*): Likewise.
        (arm*-*-netbsdelf*): Add arm/t-netbsd to tmake_file.
        (bfin*-elf*): Add bfin/t-elf to tmake_file.
        (bfin*-uclinux*): Likewise.
        (bfin*-linux-uclibc*): Likewise.
        (crisv32-*-elf): Add cris/t-cris to tmake_file.
        (crisv32-*-none): Likewise.
        (cris-*-elf): Likewise.
        (cris-*-none): Likewise.
        (cris-*-linux*, crisv32-*-linux*): Likewise.
        (hppa[12]*-*-hpux10*): Add pa/t-hpux pa/t-hpux10, t-libgcc-pic to
        tmake_file.
        (hppa*64*-*-hpux11*): Add pa/t-hpux, pa/t-pa64, t-libgcc-pic to
        tmake_file.
        (hppa[12]*-*-hpux11*): Add pa/t-hpux, t-libgcc-pic to tmake_file.
        (i[34567]86-*-elf*): Add t-libgcc-pic to tmake_file.
        (x86_64-*-elf*): Likewise.
        (i[34567]86-*-nto-qnx*): Likewise.
        (i[34567]86-*-mingw*): Add i386/t-gthr-win32 to tmake_file for
        win32 threads.
        (x86_64-*-mingw*): Likewise.
        (i[34567]86-*-interix3*): Add i386/t-interix to tmake_file.
        (lm32-*-uclinux*): Add t-libgcc-pic to tmake_file.
        (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
        (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
        (mipsisa64r2-*-elf*, mipsisa64r2el-*-elf*): Add mips/t-elf to
        tmake_file.
        (mipsisa64sr71k-*-elf*): Likewise.
        (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*): Likewise.
        (mips-*-elf*, mipsel-*-elf*): Likewise.
        (mips64-*-elf*, mips64el-*-elf*): Likewise.
        (mips64orion-*-elf*, mips64orionel-*-elf*): Likewise.
        (mips*-*-rtems*): Likewise.
        (mips64vr-*-elf*, mips64vrel-*-elf*): Add mips/t-elf, mips/t-vr
        to tmake_file.
        (pdp11-*-*): Add pdp11/t-pdp11 to tmake_file.
        (powerpc64-*-darwin*): Add rs6000/t-darwin64 to tmake_file.
        (s390x-ibm-tpf*): Add t-libgcc-pic to tmake_file.
        (spu-*-elf*): Likewise.
        (tic6x-*-uclinux): Add t-libgcc-pic to tmake_file.

2011-11-02  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

        * Makefile.in ($(lib1asmfuncs-o), $(lib1asmfuncs-s-o)): Use
        $(srcdir) to refer to $(LIB1ASMSRC).
        Use $<.
        * config/arm/bpabi-v6m.S, config/arm/bpabi.S,
        config/arm/ieee754-df.S, config/arm/ieee754-sf.S,
        config/arm/lib1funcs.S: New files.
        * config/arm/libunwind.S [!__symbian__]: Use lib1funcs.S.
        * config/arm/t-arm: New file.
        * config/arm/t-bpabi (LIB1ASMFUNCS): Set.
        * config/arm/t-elf, config/arm/t-linux, config/arm/t-linux-eabi,
        config/arm/t-strongarm-elf: New files.
        * config/arm/t-symbian (LIB1ASMFUNCS): Set.
        * config/arm/t-vxworks, config/arm/t-wince-pe: New files.
        * config/avr/lib1funcs.S: New file.
        * config/avr/t-avr (LIB1ASMSRC, LIB1ASMFUNCS): Set.
        * config/bfin/lib1funcs.S, config/bfin/t-bfin: New files.
        * config/c6x/lib1funcs.S: New file.
        * config/c6x/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Set.
        * config/fr30/lib1funcs.S, config/fr30/t-fr30: New files.
        * config/frv/lib1funcs.S: New file.
        * config/frv/t-frv (LIB1ASMSRC, LIB1ASMFUNCS): Set.
        * config/h8300/lib1funcs.S, config/h8300/t-h8300: New files.
        * config/i386/cygwin.S, config/i386/t-chkstk: New files.
        * config/ia64/__divxf3.asm: Rename to ...
        * config/ia64/__divxf3.S: ... this.
        Adapt lib1funcs.asm filename.
        * config/ia64/_fixtfdi.asm: Rename to ...
        * config/ia64/_fixtfdi.S: ... this.
        Adapt lib1funcs.asm filename.
        * config/ia64/_fixunstfdi.asm: Rename to ...
        * config/ia64/_fixunstfdi.S: ... this.
        Adapt lib1funcs.asm filename.
        * config/ia64/_floatditf.asm: Rename to ...
        * config/ia64/_floatditf.S: ... this.
        Adapt lib1funcs.asm filename.
        * config/ia64/lib1funcs.S: New file.
        * config/ia64/t-hpux (LIB1ASMFUNCS): Set.
        * config/ia64/t-ia64 (LIB1ASMSRC, LIB1ASMFUNCS): Set.
        * config/ia64/t-softfp-compat (libgcc1-tf-compats): Adapt suffix.
        * config/m32c/lib1funcs.S, config/m32c/t-m32c: New files.
        * config/m68k/lb1sf68.S, config/m68k/t-floatlib: New files.
        * config/mcore/lib1funcs.S, config/mcore/t-mcore: New files.
        * config/mep/lib1funcs.S: New file.
        * config/mep/t-mep (LIB1ASMSRC, LIB1ASMFUNCS): Set.
        * config/mips/mips16.S: New file.
        * config/mips/t-mips16 (LIB1ASMSRC, LIB1ASMFUNCS): Set.
        * config/pa/milli64.S: New file.
        * config/pa/t-linux, config/pa/t-linux64: New files.
        * config/picochip/lib1funcs.S: New file.
        * config/picochip/t-picochip (LIB1ASMSRC, LIB1ASMFUNCS): Set.
        * config/sh/lib1funcs.S, config/sh/lib1funcs.h: New files.
        * config/sh/t-linux (LIB1ASMFUNCS_CACHE): Set.
        * config/sh/t-netbsd: New file.
        * config/sh/t-sh (LIB1ASMSRC, LIB1ASMFUNCS, LIB1ASMFUNCS_CACHE): Set.
        Use $(srcdir) to refer to lib1funcs.S, adapt filename.
        * config/sh/t-sh64: New file.
        * config/sparc/lb1spc.S: New file.
        * config/sparc/t-softmul (LIB1ASMSRC): Adapt sparc/lb1spc.asm
        filename.
        * config/v850/lib1funcs.S, config/v850/t-v850: New files.
        * config/vax/lib1funcs.S, config/vax/t-linux: New files.
        * config/xtensa/ieee754-df.S, config/xtensa/ieee754-sf.S,
        config/xtensa/lib1funcs.S: New files.
        * config/xtensa/t-xtensa (LIB1ASMSRC, LIB1ASMFUNCS): Set.
        * config.host (arm-wrs-vxworks): Add arm/t-arm, arm/t-vxworks to
        tmake_file.
        (arm*-*-freebsd*): Add arm/t-arm, arm/t-strongarm-elf to tmake_file.
        (arm*-*-netbsdelf*): Add arm/t-arm to tmake_file.
        (arm*-*-linux*): Likewise.
        Add arm/t-elf, arm/t-bpabi, arm/t-linux-eabi to tmake_file for
        arm*-*-linux-*eabi, add arm/t-linux otherwise.
        (arm*-*-uclinux*): Add arm/t-arm, arm/t-elf to tmake_file.
        (arm*-*-ecos-elf): Likewise.
        (arm*-*-eabi*, arm*-*-symbianelf*): Likewise.
        (arm*-*-rtems*): Likewise.
        (arm*-*-elf): Likewise.
        (arm*-wince-pe*): Add arm/t-arm, arm/t-wince-pe to tmake_file.
        (avr-*-rtems*): Add to tmake_file, add avr/t-avr.
        (bfin*-elf*): Add bfin/t-bfin to tmake_file.
        (bfin*-uclinux*): Likewise.
        (bfin*-linux-uclibc*): Likewise.
        (bfin*-rtems*): Likewise.
        (bfin*-*): Likewise.
        (fido-*-elf): Merge into m68k-*-elf*.
        (fr30-*-elf)): Add fr30/t-fr30 to tmake_file.
        (frv-*-*linux*): Add frv/t-frv to tmake_file.
        (h8300-*-rtems*): Add h8300/t-h8300 to tmake_file.
        (h8300-*-elf*): Likewise.
        (hppa*64*-*-linux*): Add pa/t-linux, pa/t-linux64 to tmake_file.
        (hppa*-*-linux*): Add pa/t-linux to tmake_file.
        (i[34567]86-*-cygwin*): Add i386/t-chkstk to tmake_file.
        (i[34567]86-*-mingw*): Likewise.
        (x86_64-*-mingw*): Likewise.
        (i[34567]86-*-interix3*): Likewise.
        (ia64*-*-hpux*): Add ia64/t-ia64, ia64/t-hpux to tmake_file.
        (ia64-hp-*vms*): Add ia64/t-ia64 to tmake_file.
        (m68k-*-elf*): Also handle fido-*-elf.
        Add m68k/t-floatlib to tmake_file.
        (m68k-*-uclinux*): Add m68k/t-floatlib to tmake_file.
        (m68k-*-linux*): Likewise.
        (m68k-*-rtems*): Likewise.
        (mcore-*-elf): Add mcore/t-mcore to tmake_file.
        (sh-*-elf*, sh[12346l]*-*-elf*): Add sh/t-sh64 to tmake_file for
        sh64*-*-*.
        (sh-*-linux*, sh[2346lbe]*-*-linux*): Add sh/t-sh to tmake_file.
        Add sh/t-sh64 to tmake_file for sh64*-*-linux*.
        (sh-*-netbsdelf*, shl*-*-netbsdelf*, sh5-*-netbsd*)
        (sh5l*-*-netbsd*, sh64-*-netbsd*, sh64l*-*-netbsd*): Add sh/t-sh,
        sh/t-netbsd to tmake_file.
        Add sh/t-sh64 to tmake_file for sh5*-*-netbsd*, sh64*-netbsd*.
        (sh-*-rtems*): Add sh/t-sh to tmake_file.
        (sh-wrs-vxworks): Likewise.
        (sparc-*-linux*): Add sparc/t-softmul to tmake_file except for
        *-leon[3-9]*.
        (v850*-*-*): Add v850/t-v850 to tmake_file.
        (vax-*-linux*): Add vax/t-linux to tmake_file.
        (m32c-*-elf*, m32c-*-rtems*): Add m32c/t-m32c to tmake_file.

2011-11-02  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

        * crtstuff.c: New file.
        * Makefile.in (CRTSTUFF_CFLAGS): Define.
        (CRTSTUFF_T_CFLAGS): Define.
        (extra-parts, INSTALL_PARTS): Remove conditional assignments.
        (crtbegin$(objext), crtend$(objext), crtbeginS$(objext))
        (crtendS$(objext), crtbeginT.o): Use $(srcdir) to refer to
        crtstuff.c.
        Use $<.
        (crtbeginT.o): Use $(objext).
        [!CUSTOM_CRTIN] (crti$(objext), crtn$(objext)): New rules.
        (libgcc-extra-parts): Don't compare EXTRA_PARTS, GCC_EXTRA_PARTS.
        (gcc-extra-parts): Remove.
        * config.host (*-*-freebsd*): Add t-crtstuff-pic to tmake_file.
        Set extra_parts.
        (*-*-linux*, frv-*-*linux*, *-*-kfreebsd*-gnu, *-*-knetbsd*-gnu,
        *-*-gnu*): Also handle *-*-kopensolaris*-gnu.
        Add t-crtstuff-pic to tmake_file.
        (*-*-lynxos*): New case.
        Set tmake_file, extra_parts.
        (*-*-netbsd*): Add t-crtstuff-pic to tmake_file.
        Set extra_parts for *-*-netbsd*1.[7-9]*, *-*-netbsd[2-9]*,
        *-*-netbsdelf[2-9]*.
        (*-*-openbsd*): Add t-crtstuff-pic to tmake_file.
        (*-*-rtems*): Set extra_parts.
        (*-*-solaris2*): Remove t-crtin from tmake_file for Solaris < 10.
        (*-*-uclinux*): New case.
        Set extra_parts.
        (*-*-vms*): New case.
        Set tmake_file, extra_parts.
        (*-*-elf): Set extra_parts.
        (alpha*-*-freebsd*): Add crtbeginT.o to extra_parts.
        (alpha64-dec-*vms*): Append to tmake_file, remove vms/t-vms,
        vms/t-vms64.
        Set extra_parts.
        (alpha*-dec-*vms*): Append to tmake_file, remove vms/t-vms.
        Set extra_parts.
        (arm*-*-freebsd*): Add t-crtin to tmake_file.
        Add crtbegin.o, crtend.o, crti.o, crtn.o to extra_parts.
        (arm-wrs-vxworks): Append to tmake_file.
        Set extra_parts.
        (arm*-*-uclinux*): Set extra_parts.
        (arm*-*-ecos-elf): Likewise.
        (arm*-*-eabi*, arm*-*-symbianelf*): Set extra_parts for
        arm*-*-eabi*.
        (arm*-*-rtems*): Set extra_parts.
        (arm*-*-elf): Likewise.
        (avr-*-rtems*): Clear extra_parts.
        (bfin*-elf*): Add bfin/t-crtlibid, bfin/t-crtstuff to extra_parts.
        Set extra_parts.
        (bfin*-uclinux*): Likewise.
        (bfin*-linux-uclibc*): Add bfin/t-crtstuff to tmake_file.
        (bfin*-rtems*): Append to tmake_file.
        Set extra_parts.
        (bfin*-*): Likewise.
        (crisv32-*-elf, crisv32-*-none, cris-*-elf, cris-*-none): Split into ...
        (crisv32-*-elf): ... this.
        (crisv32-*-none): ... this.
        (cris-*-elf, cris-*-none): New cases.
        Add cris/t-elfmulti to tmake_file.
        (fr30-*-elf): Append to tmake_file.
        Set extra_parts.
        (frv-*-elf): Append to tmake_file, add frv/t-frv.
        Set extra_parts.
        (h8300-*-rtems*): Append to tmake_file.
        Set extra_parts.
        (h8300-*-elf*): Likewise.
        (hppa*64*-*-hpux11*): Add pa/t-stublib, pa/t-stublib64 to tmake_file.
        Set extra_parts.
        (hppa[12]*-*-hpux11*): Add pa/t-stublib to tmake_file.
        Set extra_parts.
        (i[34567]86-*-elf*): Add i386/t-crtstuff, t-crtstuff-pic to tmake_file.
        (x86_64-*-elf*): Likewise.
        (i[34567]86-*-freebsd*): Add i386/t-crtstuff to tmake_file.
        (x86_64-*-freebsd*): Likewise.
        (x86_64-*-netbsd*): Likewise.
        (i[34567]86-*-linux*): Likewise.
        (i[34567]86-*-kfreebsd*-gnu, i[34567]86-*-knetbsd*-gnu)
        (i[34567]86-*-gnu*, i[34567]86-*-kopensolaris*-gnu): Likewise.
        (x86_64-*-linux*): Likewise.
        (x86_64-*-kfreebsd*-gnu, x86_64-*-knetbsd*-gnu): Likewise.
        (i[34567]86-*-lynxos*): Add t-crtstuff-pic, i386/t-crtstuff to
        tmake_file.
        Set extra_parts.
        (i[34567]86-*-nto-qnx*): Set tmake_file, extra_parts.
        (i[34567]86-*-rtems*): Append to tmake_file, remove t-crtin.
        Append to extra_parts, remove crtbegin.o, crtend.o.
        (ia64*-*-elf*): Append to extra_parts, remove crtbegin.o, crtend.o.
        (ia64*-*-freebsd*): Append to extra_parts, remove crtbegin.o,
        crtend.o, crtbeginS.o, crtendS.o.
        (ia64*-*-linux*): Comment extra_parts.
        (ia64-hp-*vms*): Append to tmake_file, remove vms/t-vms, vms/t-vms64.
        Set extra_parts.
        (iq2000*-*-elf*): Clear extra_parts.
        (lm32-*-elf*, lm32-*-rtems*): Add t-crtin to tmake_file.
        (lm32-*-uclinux*): Add to extra_parts, remove crtbegin.o, crtend.o
        (m32r-*-elf*, m32r-*-rtems*): Split off ...
        (m32r-*-rtems*): ... this.
        Add m32r/t-m32r to tmake_file.
        (m68k-*-elf*): Add t-crtin to tmake_file.
        (m68k-*-rtems*): Add crti.o, crtn.o to extra_parts.
        (mcore-*-elf): Likewise.
        (microblaze*-*-*): Set extra_parts.
        (mips*-sde-elf*): New case.
        Set tmake_file, extra_parts.
        (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
        (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
        (mipsisa64r2-*-elf*, mipsisa64r2el-*-elf*): Add mips/t-crtstuff to
        tmake_file.
        Set extra_parts.
        (mipsisa64sr71k-*-elf*): Likewise.
        (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*): Likewise.
        (mips-*-elf*, mipsel-*-elf*): Likewise.
        (mips64-*-elf*, mips64el-*-elf*): Likewise.
        (mips64vr-*-elf*, mips64vrel-*-elf*): Likewise.
        (mips64orion-*-elf*,  mips64orionel-*-elf*): Likewise.
        (mips*-*-rtems*): Likewise.
        (mipstx39-*-elf*, mipstx39el-*-elf*): Likewise.
        (moxie-*-*): Split into ...
        (moxie-*-elf, moxie-*-uclinux*): ... this.
        Add to extra_parts, remove crtbegin.o, crtend.o.
        (moxie-*-rtems*): New case.
        Set tmake_file.
        Clear extra_parts.
        (powerpc-*-freebsd*): Add rs6000/t-crtstuff to tmake_file.
        Set extra_parts.
        (powerpc-*-netbsd*): Add rs6000/t-netbsd to tmake_file.
        (powerpc-*-eabispe*): Add rs6000/t-crtstuff, t-crtstuff-pic to
        tmake_file.
        Set extra_parts.
        (powerpc-*-eabisimaltivec*): Add to tmake_file, add rs6000/t-ppccomm,
        rs6000/t-crtstuff, t-crtstuff-pic to tmake_file.
        Set extra_parts.
        (powerpc-*-eabisim*): Likewise.
        (powerpc-*-elf*): Likewise.
        (powerpc-*-eabialtivec*): Likewise.
        (powerpc-xilinx-eabi*): Likewise.
        (powerpc-*-eabi*): Likewise.
        (powerpc-*-rtems*): Likewise.
        (powerpc-*-linux*, powerpc64-*-linux*): Add rs6000/t-crtstuff to
        tmake_file.
        Set extra_parts.
        (powerpc-*-lynxos*): Add to tmake_file.
        (powerpcle-*-elf*): Add to tmake_file, add rs6000/t-ppccomm,
        rs6000/t-crtstuff, t-crtstuff-pic.
        Set extra_parts.
        (powerpcle-*-eabisim*): Likewise.
        (powerpcle-*-eabi*): Likewise.
        (rx-*-elf): Remove extra_parts.
        (s390x-ibm-tpf*): Set extra_parts.
        (score-*-elf): Set extra_parts.
        (sh-*-elf*, sh[12346l]*-*-elf*, sh-*-linux*)
        (sh[2346lbe]*-*-linux*, sh-*-netbsdelf*, shl*-*-netbsdelf*)
        (sh5-*-netbsd*, sh5l*-*-netbsd*, sh64-*-netbsd*)
        (sh64l*-*-netbsd*): Split into ...
        (sh-*-elf*, sh[12346l]*-*-elf*): ... this.
        Add t-crtstuff-pic to tmake_file.
        Set extra_parts.
        (sh-*-rtems*): Add to tmake_file, add t-crtstuff-pic.
        Set extra_parts.
        (sh-wrs-vxworks): Add to tmake_file, add t-crtstuff-pic.
        (sparc-*-elf*): Remove t-crtin from tmake_file.
        Add to extra_parts, remove crtbegin.o, crtend.o.
        (sparc-*-linux*): Add sparc/t-linux64 to tmake_file.
        (sparc64-*-linux*): Likewise.
        (sparc-*-rtems*): Remove sparc/t-elf from tmake_file.
        Add to extra_parts, remove crtbegin.o, crtend.o.
        (sparc64-*-elf*): Remove t-crtin from tmake_file.
        Add to extra_parts, remove crtbegin.o, crtend.o.
        (sparc64-*-rtems*): Remove t-crtin from tmake_file.
        Add to extra_parts, remove crtbegin.o, crtend.o.
        (sparc64-*-freebsd*, ultrasparc-*-freebsd*): Add to extra_parts.
        (sparc64-*-linux*): Add sparc/t-linux64 to tmake_file.
        (spu-*-elf*): Add to tmake_file, add spu/t-elf.
        Set extra_parts.
        (tic6x-*-uclinux): Add c6x/t-uxlinux, t-crtstuff-pic to tmake_file.
        Set extra_parts.
        (tic6x-*-*): Change to ...
        (tic6x-*-elf): ... this.
        Set extra_parts.
        (xtensa*-*-elf*): Add to tmake_file, add xtensa/t-elf.
        Set extra_parts.
        (am33_2.0-*-linux*): Add comment.
        (mep*-*-*): Add mep/t-mep to tmake_file.
        Set extra_parts.
        * config/alpha/t-vms: New file.
        * config/alpha/vms-dwarf2.S, config/alpha/vms-dwarf2eh.S: New files.
        * config/arm/crti.S, config/arm/crtn.S: New files.
        * config/bfin/crti.S, config/bfin/crtn.S: New files.
        * config/bfin/crtlibid.S: New file.
        * config/bfin/t-crtlibid, config/bfin/t-crtstuff: New files.
        * config/c6x/crti.S, config/c6x/crtn.S: New files.
        * config/c6x/t-elf (CUSTOM_CRTIN): Set.
        (crti.o, crtin.o): New rules.
        (CRTSTUFF_T_CFLAGS, CRTSTUFF_T_CFLAGS_S): Set.
        * config/c6x/t-uclinux: New file.
        * config/cris/t-elfmulti: New file.
        * config/cris/t-linux (CRTSTUFF_T_CFLAGS_S): Set.
        * config/fr30/crti.S, config/fr30/crtn.S: New files.
        * config/frv/frvbegin.c, config/frv/frvend.c: New files.
        * config/frv/t-frv: New file.
        * config/frv/t-linux (CRTSTUFF_T_CFLAGS): Set.
        * config/h8300/crti.S, config/h8300/crtn.S: New files.
        * config/i386/cygming-crtbegin.c, config/i386/cygming-crtend.c:
        New files.
        * config/i386/t-cygming (crtbegin.o, crtend.o): Use $(srcdir) to
        refer to cygming-crtbegin.c, cygming-crtend.c.
        Use $<.
        * config/i386/t-nto: New file.
        * config/ia64/crtbegin.S, config/ia64/crtend.S: New files.
        * config/ia64/crti.S, config/ia64/crtn.S: New files.
        * config/ia64/t-ia64 (crtbegin.o, crtend.o, crtbeginS.o,
        crtendS.o): Use $(srcdir) to refer to crtbegin.S, crtend.S.
        Use .S extension.
        Use $<.
        * config/ia64/t-vms (CRTSTUFF_T_CFLAGS, CRTSTUFF_T_CFLAGS_S): Set.
        (crtinitS.o): New rule.
        * config/ia64/vms-crtinit.S: New file.
        * config/lm32/t-elf ($(T)crti.o, $(T)crtn.o): Remove.
        * config/m32r/initfini.c: New file.
        * config/m32r/t-linux, config/m32r/t-m32r: New files.
        * config/m68k/crti.S, config/m68k/crtn.S: New files.
        * config/mcore/crti.S, config/mcore/crtn.S: New files.
        * config/mep/t-mep: New file.
        * config/microblaze/crti.S, config/microblaze/crtn.S: New files.
        * config/microblaze/t-microblaze (MULTILIB_OPTIONS): Remove.
        * config/mips/crti.S, config/mips/crtn.S: New files.
        * config/mips/t-crtstuff: New file.
        * config/mmix/crti.S, config/mmix/crtn.S: New files.
        * config/mmix/t-mmix (CRTSTUFF_T_CFLAGS): Set.
        (CUSTOM_CRTIN): Set.
        ($(T)crti.o, $(T)crtn.o): Remove $(T),
        dependencies.
        Use $(srcdir) to refer to crti.S, crtn.S.
        Use .S extension, $<.
        * config/moxie/crti.asm: Rename to ...
        * config/moxie/crti.S: ... this.
        * config/moxie/crtn.asm: Rename to ...
        * config/moxie/crtn.S: ... this.
        * config/moxie/t-moxie: Remove.
        * config/pa/stublib.c: New file.
        * config/pa/t-stublib, config/pa/t-stublib64: New files.
        * config/rs6000/eabi-ci.S, config/rs6000/eabi-cn.S: New files.
        * config/rs6000/sol-ci.S, config/rs6000/sol-cn.S: New files.
        * config/rs6000/t-crtstuff: New file.
        * config/rs6000/t-ppccomm (EXTRA_PARTS): Remove.
        (ecrti.S, ecrtn.S, ncrti.S, ncrtn.S): Remove.
        (ecrti$(objext)): Depend on $(srcdir)/config/rs6000/eabi-ci.S.
        Make output file explicit.
        (ecrtn$(objext)): Depend on $(srcdir)/config/rs6000/eabi-cn.S.
        Make output file explicit.
        (ncrti$(objext): Depend on $(srcdir)/config/rs6000/sol-ci.S.
        Make output file explicit.
        (ncrtn$(objext)): Depend on $(srcdir)/config/rs6000/sol-cn.S.
        Make output file explicit.
        * config/score/crti.S, config/score/crtn.S: New files.
        * config/sh/crt1.S, config/sh/crti.S, config/sh/crtn.S: New files.
        * config/sh/lib1funcs-4-300.S, config/sh/lib1funcs-Os-4-200.S: New
        files.
        * config/sh/t-sh, config/sh/t-superh: New files.
        * config/sparc/t-linux64: New file.
        * config/spu/cache.S, config/spu/cachemgr.c: New files.
        * config/spu/t-elf (CRTSTUFF_T_CFLAGS): Set.
        (cachemgr.o, cachemgr_nonatomic.o, libgcc_%.a, cache8k.o)
        (cache16k.o, cache32k.o, cache64k.o, cache128k.o): New rules.
        * config/t-crtin: Remove.
        * config/t-crtstuff-pic: New file.
        * config/t-sol2 (CUSTOM_CRTIN): Set.
        (crti.o, crtn.o): New rules.
        * config/vms/t-vms: New file.
        * config/vms/vms-ucrt0.c: New file.
        * config/xtensa/t-elf: New file.

2011-11-02  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

        * Makefile.in (SHLIB_NM_FLAGS): Set.
        * mkmap-flat.awk, mkmap-symver.awk: New files.
        * configure.ac (libgcc_cv_lib_sjlj_exceptions): Check for SjLj
        exceptions.
        * configure: Regenerate.
        * config/libgcc-glibc.ver: New file.
        * config/libgcc-libsystem.ver: New file.
        * config/t-libunwind (SHLIB_LC): Set.
        * config/t-linux: New file.
        * config/t-slibgcc (INSTALL_SHLIB): New.
        (SHLIB_INSTALL): Use it.
        * config/t-slibgcc-darwin (SHLIB_MKMAP): Use $(srcdir) to refer
        to mkmap-symver.awk.
        (SHLIB_MAPFILES): Don't append, adapt pathname.
        (SHLIB_VERPFX): Set.
        * config/t-slibgcc-elf-ver (SHLIB_MKMAP): Use $(srcdir) to refer
        to mkmap-symver.awk.
        * config/t-slibgcc-gld-nover, config/t-slibgcc-hpux,
        config/t-slibgcc-libgcc, config/t-slibgcc-vms: New files.
        * config/alpha/libgcc-alpha-ldbl.ver, config/alpha/t-linux: New files.
        * config/alpha/t-slibgcc-osf (SHLIB_MKMAP): Use $(srcdir) to refer
        to mkmap-flat.awk.
        * config/arm/t-bpabi (SHLIB_MAPFILES): Set.
        * config/bfin/libgcc-glibc.ver, config/bfin/t-linux: New files.
        * config/c6x/libgcc-eabi.ver, config/c6x/t-elf: New files.
        * config/cris/libgcc-glibc.ver, config/cris/t-linux: New files.
        * config/frv/libgcc-frv.ver, config/frv/t-linux: New files.
        * config/i386/libgcc-darwin.10.4.ver,
        config/i386/libgcc-darwin.10.5.ver, config/i386/libgcc-glibc.ver:
        New files.
        * config/i386/t-darwin: Remove.
        * config/i386/t-darwin64: Likewise.
        * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: New files.
        * config/i386/t-slibgcc-cygming, config/i386/t-cygwin,
        config/i386/t-dlldir, config/i386/t-dlldir-x: New files.
        * config/i386/t-linux: New file.
        * config/i386/t-mingw32: New file.
        * config/ia64/libgcc-glibc.ver, config/ia64/libgcc-ia64.ver: New files.
        * config/ia64/t-glibc: Rename to ...
        * config/ia64/t-linux: ... this.
        (SHLIB_MAPFILES): Set.
        * config/ia64/t-glibc-libunwind: Rename to ...
        * config/ia64/t-linux-libunwind: ... this.
        * config/ia64/t-ia64 (SHLIB_MAPFILES): Set.
        * config/ia64/t-slibgcc-hpux: New file.
        * config/m32r/libgcc-glibc.ver, config/m32r/t-linux: New files.
        * config/m68k/t-slibgcc-elf-ver: New file.
        * config/mips/t-mips16 (SHLIB_MAPFILES): Set.
        * config/mips/t-slibgcc-irix (SHLIB_MKMAP): Use $(srcdir) to refer
        to mkmap-flat.awk.
        * config/pa/t-slibgcc-hpux: New file.
        * config/pa/t-slibgcc-dwarf-ver, config/pa/t-slibgcc-sjsj-ver: New
        files.
        * config/rs6000/libgcc-darwin.10.4.ver,
        config/rs6000/libgcc-darwin.10.5.ver: New files.
        * config/rs6000/libgcc-ppc-glibc.ver: Rename to
        config/rs6000/libgcc-glibc.ver.
        * config/rs6000/libgcc-ppc64.ver: Rename to
        config/rs6000/libgcc-ibm-ldouble.ver.
        * config/rs6000/t-darwin (SHLIB_VERPFX): Remove.
        * config/rs6000/t-ibm-ldouble (SHLIB_MAPFILES): Adapt filename.
        * config/rs6000/t-ldbl128: Rename to ...
        * config/rs6000/t-linux: ... this.
        (SHLIB_MAPFILES): Adapt filename.
        * config/rs6000/t-slibgcc-aix: New file.
        * config/sh/libgcc-excl.ver, config/sh/libgcc-glibc.ver: New files.
        * config/sh/t-linux (SHLIB_MAPFILES): Use $(srcdir) to refer to
        libgcc-excl.ver, libgcc-glibc.ver.
        (SHLIB_LINK, SHLIB_INSTALL): Remove.
        * config/sparc/libgcc-glibc.ver: New file.
        * config/sparc/t-linux: New file.
        * config/xtensa/libgcc-glibc.ver, config/xtensa/t-linux: New files.
        * config.host (*-*-freebsd*): Add t-slibgcc, t-slibgcc-gld,
        t-slibgcc-elf-ver to tmake_file.
        Add t-slibgcc-nolc-override to tmake_file for posix threads on
        *-*-freebsd[34].
        (*-*-linux*, frv-*-*linux*, *-*-kfreebsd*-gnu, *-*-knetbsd*-gnu,
        *-*-gnu*, *-*-kopensolaris*-gnu): Add t-slibgcc, t-slibgcc-gld,
        t-slibgcc-elf-ver, t-linux to tmake_file.
        (*-*-netbsd*): Add t-slibgcc, t-slibgcc-gld, t-slibgcc-elf-ver to
        tmake_file.
        (alpha*-*-linux*): Add alpha/t-linux to tmake_file.
        (alpha64-dec-*vms*): Add t-slibgcc-vms to tmake_file.
        (alpha*-dec-*vms*): Likewise.
        (arm*-*-freebsd*): Append to tmake_file.
        (arm*-*-netbsdelf*): Add t-slibgcc-gld-nover to tmake_file.
        (arm*-*-linux*): Add t-slibgcc-libgcc to tmake_file for
        arm*-*-linux-*eabi.
        (arm*-*-eabi*, arm*-*-symbianelf*): Add t-slibgcc-nolc-override to
        tmake_file for arm*-*-symbianelf*.
        (bfin*-linux-uclibc*): Append to tmake_file, add bfin/t-linux.
        (cris-*-linux*, crisv32-*-linux*): Append to tmake_file, add
        cris/t-linux.
        (frv-*-*linux*): Append to tmake_file, add frv/t-linux.
        (hppa*-*-linux*): Add t-slibgcc-libgcc, pa/t-slibgcc-sjlj-ver,
        pa/t-slibgcc-dwarf-ver to tmake_file.
        (hppa[12]*-*-hpux10*): Add t-slibgcc, pa/t-slibgcc-sjlj-ver,
        pa/t-slibgcc-dwarf-ver, t-slibgcc-hpux, pa/t-slibgcc-hpux to tmake_file.
        (hppa*64*-*-hpux11*): Likewise.
        (hppa[12]*-*-hpux11*): Likewise.
        (x86_64-*-darwin*): Don't override tmake_file, but only keep
        i386/t-crtpc, i386/t-crtfm.
        (i[34567]86-*-cygwin*): Set tmake_eh_file, tmake_dlldir_file.
        Prepend $tmake_eh_file, $tmake_dlldir_file, i386/t-slibgcc-cygming
        to tmake_file.
        Add i386/t-cygwin to tmake_file.
        Prepent i386/t-mingw-pthread to tmake_file for posix threads.
        (i[34567]86-*-mingw*): Set tmake_eh_file, tmake_dlldir_file.
        Prepend $tmake_eh_file, $tmake_dlldir_file, i386/t-slibgcc-cygming
        to tmake_file.
        Add i386/t-mingw32 to tmake_file.
        (x86_64-*-mingw*): Likewise.
        (ia64*-*-freebsd*): Append to tmake_file.
        (ia64*-*-linux*): Append to tmake_file.
        Replace ia64/t-glibc by ia64/t-linux.
        Replace ia64/t-glibc-libunwind by ia64/t-linux-libunwind if using
        system libunwind.
        (ia64*-*-hpux*): Add t-slibgcc, ia64/t-slibgcc-hpux,
        t-slibgcc-hpux to tmake_file.
        (ia64-hp-*vms*): Add t-slibgcc-vms to tmake_file.
        (m32r-*-linux*): Append to tmake_file, add m32r/t-linux.
        (m32rle-*-linux*): Likewise.
        (m68k-*-linux*)): Add m68k/t-slibgcc-elf-ver to tmake_file unless
        sjlj exceptions.
        (microblaze*-linux*): New case.
        Append to tmake_file, add t-slibgcc-nolc-override.
        (powerpc-*-freebsd*): Add t-slibgcc-libgcc to tmake_file.
        (powerpc-*-linux*, powerpc64-*-linux*): Likewise.
        Replace rs6000/t-ldbl128 by rs6000/t-linux in tmake_file.
        (rs6000-ibm-aix4.[3456789]*, powerpc-ibm-aix4.[3456789]*): Add
        rs6000/t-slibgcc-aix to tmake_file.
        (rs6000-ibm-aix5.1.*, powerpc-ibm-aix5.1.*): Likewise.
        (rs6000-ibm-aix[56789].*, powerpc-ibm-aix[56789].*): Likewise.
        (sh-*-elf*, sh[12346l]*-*-elf*, sh-*-linux*)
        (sh[2346lbe]*-*-linux*, sh-*-netbsdelf*, shl*-*-netbsdelf*)
        (sh5-*-netbsd*, sh5l*-*-netbsd*, sh64-*-netbsd*)
        (sh64l*-*-netbsd*): Add t-slibgcc-libgcc to tmake_file for
        sh*-*-linux*.
        (sparc-*-linux*): Append to tmake_file for *-leon*.
        Add sparc/t-linux to tmake_file for non-Leon targets.
        (sparc64-*-linux*): Add sparc/t-linux to tmake_file.
        (tic6x-*-uclinux): New case.
        Add t-slibgcc, t-slibgcc-gld, t-slibgcc-elf-ver to tmake_file.
        (tic6x-*-*): Add c6x/t-elf to tmake_file.
        (xtensa*-*-linux*): Append to tmake_file, add xtensa/t-linux.
        (am33_2.0-*-linux*): Append to tmake_file.
        (i[34567]86-*-linux*, x86_64-*-linux*, i[34567]86-*-kfreebsd*-gnu)
        (i[34567]86-*-knetbsd*-gnu, i[34567]86-*-gnu*): Also handle
        x86_64-*-kfreebsd*-gnu.
        Add i386/t-linux to tmake_file.

2011-10-28  Ian Lance Taylor  <iant@google.com>

        * config/i386/morestack.S: Correct CFI information to do proper
        returns throughout function.  In 32-bit mode, save %ebx so that it
        is restored on unwind.

2011-10-25  Bernd Schmidt  <bernds@codesourcery.com>

        * config/c6x/pr-support.c (__gnu_unwind_24bit): Correct logic for the
        case where B3 isn't the return register.

        * config/c6x/pr-support.c (pop_compact_frame, pop_frame): Correct
        logic for doubleword pops.

2011-10-25  Andreas Tobler  <andreast@fgznet.ch>

        * config/rs6000/t-freebsd: Add wildcard.

2011-10-21  Paul Brook  <paul@codesourcery.com>

        * unwind-arm-common.inc: Handle ID3/4 unwinding data.

2011-10-16  Uros Bizjak  <ubizjak@gmail.com>
            Eric Botcazou  <ebotcazou@adacore.com>

        PR target/50737
        * config/alpha/linux-unwind.h (alpha_fallback_frame_state): Set
        fs->signal_frame to 1.

2011-10-07  Ian Lance Taylor  <iant@google.com>

        * generic-morestack-thread.c: #include <errno.h>.

2011-10-07  Ian Lance Taylor  <iant@google.com>

        PR target/46093
        * generic-morestack.c (__generic_morestack): Make sure the segment
        is large enough for both the stack frame and the copied
        parameters.

2011-10-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

        PR bootstrap/49804
        * config.host: Add crtbegin.o, crtbeginS.o, crtend.o, crtendS.o to
        extra_parts.

2011-09-28  Nick Clifton  <nickc@redhat.com>

        * config/rx/rx-lib.h: Always restrict doubles to the SF type when
        64-bit doubles are not enabled.
        * config/rx/rx-abi.h: Fix extraneous renaming of the floatsisf
        and floatunsisf functions.

2011-09-13  Paul Brook  <paul@codesourcery.com>

        * config.host (tic6x-*-*): Add c6x/t-c6x-elf.  Set unwind_header.
        * unwind-c.c (PERSONALITY_FUNCTION): Use UNWIND_POINTER_REG.
        * unwind-arm-common.inc: New file.
        * config/arm/unwind-arm.c: Use unwind-arm-common.inc.
        * config/arm/unwind-arm.h: Use unwind-arm-common.h.
        (_GLIBCXX_OVERRIDE_TTYPE_ENCODING): Define.
        * config/c6x/libunwind.S: New file.
        * config/c6x/pr-support.c: New file.
        * config/c6x/unwind-c6x.c: New file.
        * config/c6x/unwind-c6x.h: New file.
        * config/c6x/t-c6x-elf: New file.

2011-08-23  Uros Bizjak  <ubizjak@gmail.com>

        * config/i386/64/sfp-machine.h (ASM_INVALID): New define.
        (ASM_DIVZERO): Ditto.
        (FP_HANLDE_EXCEPTIONS): Use ASM_INVALID and ASM_DIVZERO.

2011-08-18  Richard Sandiford  <richard.sandiford@linaro.org>

        * config/arm/bpabi-lib.h (RENAME_LIBRARY_SET): Delete.

2011-08-17  Richard Sandiford  <richard.sandiford@linaro.org>

        PR target/50090
        * config/arm/bpabi-lib.h (RENAME_LIBRARY): Use a C-level alias
        instead of an assembly one.

2011-08-12  Paolo Bonzini  <bonzini@gnu.org>

        PR bootstrap/50047
        * Makefile.in (install-unwind_h): Create
        $(gcc_objdir)/include/unwind.h atomically.

2011-08-11  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

        * Makefile.in (install-unwind_h): Remove destination file first.

2011-08-09  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

        * sync.c: New file.
        * config/mips/t-mips16: New file.
        * config.host (mips64*-*-linux*): Add mips/t-mips16 to tmake_file.
        (mips*-*-linux*): Likewise.
        (mips*-sde-elf*): Likewise.
        (mipsisa32-*-elf*): Join with mipsisa32r2-*-elf*,
        mipsisa64-*-elf*, mipsisa64r2-*-elf*.
        Add mips/t-mips16 to tmake_file.
        (mipsisa64sb1-*-elf*): Add mips/t-mips16 to tmake_file.
        (mips-*-elf*): Likewise.
        (mips64-*-elf*): Likewise.
        (mips64orion-*-elf*): Likewise.
        (mips*-*-rtems*): Likewise.
        (mipstx39-*-elf*): Likewise.
        * Makefile.in: Use SYNC instead of LIBGCC_SYNC.
        ($(libgcc-sync-size-funcs-o)): Use SYNC_CFLAGS instead of
        LIBGCC_SYNC_CFLAGS.
        Use $(srcdir) to refer to sync.c.
        Use $<.
        ($(libgcc-sync-funcs-o)): Likewise.
        ($(libgcc-sync-size-funcs-s-o)): Likewise.
        ($(libgcc-sync-funcs-s-o)): Likewise.

2011-08-09  Andreas Schwab  <schwab@linux-m68k.org>

        * config.host (ia64*-*-linux*): Move ia64/t-glibc after
        t-libunwind.

2011-08-08  H.J. Lu  <hongjiu.lu@intel.com>

        PR other/48007
        * config/i386/value-unwind.h: New.

2011-08-06  Richard Sandiford  <rdsandiford@googlemail.com>

        * config.host (*-*-darwin*, *-*-freebsd*, *-*-linux*, frv-*-*linux*)
        (*-*-kfreebsd*-gnu, *-*-knetbsd*-gnu, *-*-gnu*, *-*-kopensolaris*-gnu):
        Add to tmake_file rather than overriding it.

2011-08-05  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

        * config/t-softfp: Remove.
        * soft-fp: Moved from ../gcc/config.
        * soft-fp/README: Remove t-softfp reference.
        * soft-fp/t-softfp: Move to config/t-softfp.
        (softfp_machine_header): Remove.
        (softfp_file_list): Remove config subdir.
        (soft-fp-objects): New variable.
        ($(soft-fp-objects)): Set INTERNAL_CFLAGS.
        (LIB2FUNCS_EXTRA): Add to LIB2ADD instead.
        (SFP_MACHINE, $(SFP_MACHINE)): Remove.
        * config/t-softfp-excl: New file.
        * config/t-softfp-sfdf: New file.
        * config/t-softfp-tf: New file.
        * config/no-sfp-machine.h: New file.
        * config/arm/sfp-machine.h: New file.
        * config/arm/t-softfp: New file.
        * config/c6x/sfp-machine.h: New file.
        * config/i386/32/t-fprules-softfp: Rename to ...
        * config/i386/32/t-softfp: ... this.
        (tifunctions, LIB2ADD): Remove.
        (softfp_int_modes): Override.
        * config/i386/64/t-softfp-compat (tf-functions): Remove config
        subdir.
        * config/i386/64/eqtf2.c: Likewise.
        * config/i386/64/getf2.c: Likewise.
        * config/i386/64/letf2.c: Likewise.
        * config/ia64/sft-machine.h: New file.
        * config/ia64/t-fprules-softfp: Rename to ...
        * config/ia64/t-softfp: ... this.
        * config/lm32/sfp-machine.h: New file.
        * config/moxie/t-moxie-softfp: Remove.
        * config/rs6000/ibm-ldouble-format: New file.
        * config/rs6000/ibm-ldouble.c: New file.
        * config/rs6000/libgcc-ppc-glibc.ver: New file
        * config/rs6000/libgcc-ppc64.ver: New file
        * config/rs6000/sfp-machine.h: New file.
        * config/rs6000/t-freebsd: New file.
        * config/rs6000/t-ibm-ldouble: New file.
        * config/rs6000/t-ldbl128: Use $(srcdir) to refer to
        libgcc-ppc-glibc.ver.
        * config/rs6000/t-linux64: New file.
        * config/rs6000/t-ppccomm (LIB2ADD): Add
        $(srcdir)/config/rs6000/ibm-ldouble.c.
        * config/rs6000/t-ppccomm-ldbl: New file.
        * config/score/sfp-machine.h: New file.
        * config.host (sfp_machine_header): Explain.
        (arm*-*-linux*): Add t-softfp-sfdf, t-softfp-excl, arm/t-softfp,
        t-softfp to tmake_file.
        (arm*-*-uclinux*): Likewise.
        (arm*-*-ecos-elf): Likewise.
        (arm*-*-eabi*, arm*-*-symbianelf*): Likewise.
        (arm*-*-rtems*): Likewise.
        (arm*-*-elf): Likewise.
        (ia64*-*-linux*): Replace ia64/t-fprules-softfp by ia64/t-softfp
        in tmake_file.
        Add t-softfp-tf, t-softfp-excl, t-softfp to tmake_file.
        (lm32-*-elf*, lm32-*-rtems*): Add t-softfp-sfdf, t-softfp to tmake_file.
        (lm32-*-uclinux*): Likewise.
        (moxie-*-*): Replace moxie/t-moxie-softfp by t-softfp-sfdf,
        t-softfp-excl, t-softfp.
        (powerpc-*-darwin*): Add rs6000/t-ibm-ldouble to tmake_file.
        (powerpc64-*-darwin*): Likewise.
        (powerpc-*-freebsd*): Add t-softfp-sfdf, t-softfp-excl, t-softfp
        to tmake_file.
        (powerpc-*-eabisimaltivec*): Add rs6000/t-ppccomm-ldbl to
        tmake_file.
        (powerpc-*-eabisim*): Likewise.
        (powerpc-*-elf*): Likewise.
        (powerpc-*-eabialtivec*): Likewise.
        (powerpc-xilinx-eabi*): Likewise.
        (powerpc-*-rtems*): Likewise.
        (powerpc-*-linux*, powerpc64-*-linux*): Add t-softfp-sfdf,
        t-softfp-excl, t-softfp to tmake_file.
        (powerpc-wrs-vxworks, powerpc-wrs-vxworksae): Add
        rs6000/t-ppccomm-ldbl to tmake_file.
        (powerpcle-*-elf*): Likewise.
        (powerpcle-*-eabisim*): Likewise.
        (powerpcle-*-eabi*): Likewise.
        (rs6000-ibm-aix4.[3456789]*, powerpc-ibm-aix4.[3456789]*): Add
        rs6000/t-ibm-ldouble to tmake_file.
        (rs6000-ibm-aix5.1.*, powerpc-ibm-aix5.1.*): Likewise.
        (rs6000-ibm-aix[56789].*, powerpc-ibm-aix[56789].*): Likewise.
        (score-*-elf): Add t-softfp-sfdf, t-softfp-excl, t-softfp to tmake_file.
        (tic6x-*-*): Likewise.
        (i[34567]86-*-darwin*, x86_64-*-darwin*,
        i[34567]86-*-kfreebsd*-gnu, x86_64-*-kfreebsd*-gnu,
        i[34567]86-*-linux*, x86_64-*-linux*, i[34567]86-*-gnu*,
        i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*,
        i[34567]86-*-cygwin*, i[34567]86-*-mingw*, x86_64-*-mingw*,
        i[34567]86-*-freebsd*, x86_64-*-freebsd*): Add t-softfp-tf,
        t-softfp to tmake_file.
        * configure.ac (sfp_machine_header): Provide default if unset.
        Substitute.
        Link sfp-machine.h to config/$sfp_machine_header.
        * configure: Regenerate.

2011-08-05  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

        * Makefile.in (double_type_size, long_double_type_size): Set.
        Remove $(fpbit-in-libgcc) support.
        (FPBIT_FUNCS, DPBIT_FUNCS, TPBIT_FUNCS): New variables.
        (fpbit-src): New variable.
        ($(fpbit-o), $(fpbit-s-o)): Use $(fpbit-src) instead of $(FPBIT).
        Compile with -DFLOAT $(FPBIT_CFLAGS).
        Use $<.
        ($(dpbit-o), $(dpbit-s-o)): Use $(fpbit-src) instead of $(DPBIT).
        Compile with $(FPBIT_CFLAGS).
        Use $<.
        ($(tpbit-o), $(tpbit-s-o): Use $(fpbit-src) instead of $(TPBIT).
        Compile with -DFLOAT $(TPBIT_CFLAGS).
        Use $<.
        * configure.ac (double_type_size, long_double_type_size):
        Determine and substitute.
        * configure: Regenerate.
        * fp-bit.c, fp-bit.h: New files.
        * config/avr/avr-lib.h, config/h8300/h8300-lib.h: New files.
        * config/mips/t-irix6 (TPBIT, $(gcc_objdir)/tp-bit.c): Remove.
        * config/mips/t-mips: New file.
        * config/mips/t-sdemtk: New file.
        * config/rs6000/ppc64-fp.c: New file.
        * config/rs6000/t-darwin (LIB2ADD): Add
        $(srcdir)/config/rs6000/ppc64-fp.c.
        * config/rs6000/t-ppc64-fp: New file.
        * config/rx/rx-lib.h: New file.
        * config/rx/t-rx (FPBIT): Set to true.
        ($(gcc_objdir)/fp-bit.c): Remove.
        (DPBIT): Set to true only with -m64bit-doubles.
        ($(gcc_objdir)/dp-bit.c): Remove.
        * config/sparc/t-softfp: Remove.
        * config/spu/t-elf: New file.
        * config/t-fdpbit, config/t-fpbit: New files.
        * config.host (m32c*-*-*): Add t-fdpbit to tmake_file.
        (mips*-*-*): Likewise.
        (arm-wrs-vxworks): Likewise.
        (arm*-*-freebsd*): Likewise.
        (avr-*-rtems*): Add t-fpbit to tmake_file.
        (avr-*-*): Likewise.
        (bfin*-elf*): Add t-fdpbit to tmake_file.
        (bfin*-uclinux*): Likewise.
        (bfin*-linux-uclibc*): Likewise.
        (bfin*-rtems*): New case.
        Add t-fdpbit to tmake_file.
        (bfin*-*): Add t-fdpbit to tmake_file.
        (crisv32-*-elf): Likewise.
        (cris-*-linux*): Likewise.
        (fr30-*-elf): Likewise.
        (frv-*-elf, frv-*-*linux*): Likewise.
        (h8300-*-rtems*, h8300-*-elf*): Add t-fpbit to tmake_file.
        (iq2000*-*-elf*): Add t-fdpbit to tmake_file.
        (m32r-*-elf*): Likewise.
        (m32rle-*-elf*): Likewise.
        (m32r-*-linux*): Likewise.
        (m32rle-*-linux*): Likewise.
        (mcore-*-elf): Add t-fdpbit to tmake_file.
        (microblaze*-*-*): Likewise.
        (mips-sgi-irix6.5*): Add t-tpbit to tmake_file.
        (mips*-*-netbsd*): Add mips/t-mips to tmake_file.
        (mips64*-*-linux*): Also handle mipsisa64*-*-linux*.
        Fix typo.
        Add mips/t-tpbit to tmake-file.
        (mips*-*-linux*): Fix typo.
        (mips*-sde-elf*): New case
        Add mips/t-sdemtk unless using newlib.
        (mipsisa64sr71k-*-elf*): Add t-fdpbit to tmake_file.
        (mipsisa64sb1-*-elf*): Add mips/t-mips to tmake_file.
        (mn10300-*-*): Likewise.
        (pdp11-*-*): Likewise.
        (picochip-*-*): Add t-fpbit to tmake_file.
        (powerpc-*-eabisimaltivec*): Likewise.
        (powerpc-*-eabisim*): Likewise.
        (powerpc-*-elf*): Likewise.
        (powerpc-*-eabialtivec*): Likewise.
        (powerpc-xilinx-eabi*): New case.
        Add t-fdpbit to tmake_file.
        (powerpc-*-eabi*):  Add t-fdpbit to tmake_file.
        (powerpc-*-rtems*): Likewise.
        (powerpc-*-linux*, powerpc64-*-linux*): Add rs6000/t-ppc64-fp to
        tmake_file.
        (powerpc-wrs-vxworks, powerpc-wrs-vxworksae): Add t-fdpbit to
        tmake_file.
        (powerpc-*-lynxos*): Likewise.
        (powerpcle-*-elf*): Likewise.
        (powerpcle-*-eabisim*): Likewise.
        (powerpcle-*-eabi*): Likewise.
        (rs6000-ibm-aix4.[3456789]*, powerpc-ibm-aix4.[3456789]*): Add
        t-fdpbit, rs6000/t-ppc64-fp to tmake_file.
        (rs6000-ibm-aix5.1.*, powerpc-ibm-aix5.1.*): Likewise.
        (rs6000-ibm-aix[56789].*, powerpc-ibm-aix[56789].*): Likewise.
        (rx-*-elf): Add t-fdpbit to tmake_file.
        (sh-*-elf*, sh[12346l]*-*-elf*, sh-*-linux*)
        (sh[2346lbe]*-*-linux*, sh-*-netbsdelf*, shl*-*-netbsdelf*)
        (sh5-*-netbsd*, sh5l*-*-netbsd*, sh64-*-netbsd*)
        (sh64l*-*-netbsd*): Add t-fdpbit to tmake_file except on
        sh*-*-netbsd*.
        (sh-*-rtems*): Add t-fdpbit to tmake_file.
        (sh-wrs-vxworks): Likewise.
        (sparc-*-elf*): Replace sparc/t-softfp by t-fdpbit in tmake_file.
        (sparc-*-linux*): Add t-fdpbit to tmake_file for *-leon*.
        (sparc-*-rtems*, sparc64-*-rtems*): Split off ...
        (sparc64-*-rtems*): ... new case.
        (sparc-*-rtems*): Add t-fdpbit to tmake_file.
        (spu-*-elf*): Likewise.
        Add spu/t-elf to tmake_file.
        (v850*-*-*): Add t-fdpbit to tmake_file.
        (xstormy16-*-elf): Likewise.
        (am33_2.0-*-linux*): Add t-fdpbit to tmake_file.
        (mep*-*-*): Likewise.

2011-08-05  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

        * Makefile.in (LIB2ADDEH, LIB2ADDEHSTATIC, LIB2ADDEHSHARED): New
        variables.
        (LIBUNWIND, SHLIBUNWIND_LINK, SHLIBUNWIND_INSTALL): New variables.
        (LIB2ADDEH, LIB2ADDEHSTATIC, LIB2ADDEHSHARED): Add $(srcdir)/emutls.c.
        (install-unwind_h): New target.
        (all): Depend on it.
        * config.host (unwind_header): New variable.
        (*-*-freebsd*): Set tmake_file to t-eh-dw2-dip.
        (*-*-linux*, frv-*-*linux*, *-*-kfreebsd*-gnu, *-*-knetbsd*-gnu,
        *-*-gnu*): Likewise, also for *-*-kopensolaris*-gnu.
        (*-*-solaris2*): Add t-eh-dw2-dip to tmake_file.
        (arm*-*-linux*): Add arm/t-bpabi for arm*-*-linux-*eabi.
        Set unwind_header.
        (arm*-*-uclinux*): Add arm/t-bpabi for arm*-*-uclinux*eabi.
        Set unwind_header.
        (arm*-*-eabi*, arm*-*-symbianelf*): Add arm/t-bpabi for
        arm*-*-eabi*.
        Add arm/t-symbian to tmake_file for arm*-*-symbianelf*.
        Set unwind_header.
        (ia64*-*-elf*): Add ia64/t-eh-ia64 to tmake_file.
        (ia64*-*-freebsd*): Likewise.
        (ia64*-*-linux*): Add ia64/t-glibc, ia64/t-eh-ia64, t-libunwind to
        tmake_file.
        Add t-libunwind-elf, ia64/t-glibc-libunwind unless
        $with_system_libunwind.
        (ia64*-*-hpux*): Set tmake_file.
        (ia64-hp-*vms*): Add ia64/t-eh-ia64 to tmake_file.
        (picochip-*-*): Set tmake_file.
        (rs6000-ibm-aix4.[3456789]*, powerpc-ibm-aix4.[3456789]*): Set
        md_unwind_header.
        (rs6000-ibm-aix5.1.*, powerpc-ibm-aix5.1.*): Likewise.
        (rs6000-ibm-aix[56789].*, powerpc-ibm-aix[56789].*): Likewise.
        (s390x-ibm-tpf*): Add t-eh-dw2-dip to tmake_file.
        (xtensa*-*-elf*): Set tmake_file.
        (xtensa*-*-linux*): Likewise.
        * configure.ac: Include ../config/unwind_ipinfo.m4.
        Call GCC_CHECK_UNWIND_GETIPINFO.
        Link unwind.h to $unwind_header.
        * configure: Regenerate.
        * emutls.c, unwind-c.c, unwind-compat.c, unwind-compat.h,
        unwind-dw2-fde-compat.c, unwind-dw2-fde-dip.c, unwind-dw2-fde.c,
        unwind-dw2-fde.h, unwind-dw2.c, unwind-dw2.h, unwind-generic.h,
        unwind-pe.h, unwind-sjlj.c, unwind.inc: New files.
        * config/unwind-dw2-fde-darwin.c: New file.
        * config/arm/libunwind.S, config/arm/pr-support.c,
        config/arm/t-bpabi, config/arm/t-symbian, config/arm/unwind-arm.c,
        config/arm/unwind-arm.h,: New files.
        * config/ia64/fde-glibc.c, config/ia64/fde-vms.c,
        config/ia64/t-eh-ia64, config/ia64/t-glibc,
        config/ia64/t-glibc-libunwind, config/ia64/t-hpux,
        config/ia64/t-vms, config/ia64/unwind-ia64.c,
        config/ia64/unwind-ia64.h: New files.
        * config/picochip/t-picochip: New file.
        * config/rs6000/aix-unwind.h, config/rs6000/darwin-fallback.c: New
        files.
        * config/rs6000/t-darwin (LIB2ADDEH): Set.
        * config/s390/t-tpf (LIB2ADDEH): Remove.
        * config/t-darwin (LIB2ADDEH): Set.
        * config/t-eh-dw2-dip: New file.
        * config/t-libunwind, config/t-libunwind-elf: New files.
        * config/t-sol2 (LIB2ADDEH): Remove.
        * config/xtensa/t-xtensa: New file.

2011-08-02  H.J. Lu  <hongjiu.lu@intel.com>

        * config/i386/linux-unwind.h (RT_SIGRETURN_SYSCALL): New.
        (x86_64_fallback_frame_state): Use RT_SIGRETURN_SYSCALL and
        long long to check rt_sigreturn syscall.

2011-08-02  Alan Modra  <amodra@gmail.com>

        * config/rs6000/linux-unwind.h (frob_update_context <__powerpc64__>):
        Restore for indirect call bcrtl from correct stack slot, and only
        if cfa+40 isn't valid.

2011-08-01  Julian Brown  <julian@codesourcery.com>

        * config.host (arm*-*-linux*, arm*-*-uclinux*, arm*-*-eabi*)
        (arm*-*-symbianelf*): Add t-fixedpoint-gnu-prefix makefile fragment.
        * config/arm/bpabi-lib.h (LIBGCC2_FIXEDBIT_GNU_PREFIX): Define.

2011-08-01  Julian Brown  <julian@codesourcery.com>

        * Makefile.in (LIBGCC_VER_FIXEDPOINT_GNU_PREFIX): New.
        (libgcc-std.ver.in): Use above.
        * fixed-bit.h (LIBGCC2_FIXEDBIT_GNU_PREFIX): Define, if
        LIBGCC2_GNU_PREFIX is defined.  Use instead of LIBGCC2_GNU_PREFIX
        throughout file.
        * config/t-fixedpoint-gnu-prefix: New file.
        * config/t-gnu-prefix (LIBGCC_VER_FIXEDPOINT_GNU_PREFIX): Set.
        * libgcc-std.ver.in (fixed-point routines): Use __FIXPTPFX__
        instead of __PFX__.

2011-07-28  H.J. Lu  <hongjiu.lu@intel.com>

        * config/i386/morestack.S (X86_64_SAVE_NEW_STACK_BOUNDARY): New.
        Use X86_64_SAVE_NEW_STACK_BOUNDARY to save the new stack boundary
        for x86-64.  Properly check __x86_64__ and __LP64__.

2010-07-28  H.J. Lu  <hongjiu.lu@intel.com>

        * config/i386/64/sfp-machine.h (_FP_W_TYPE): Always use _WIN64
        version.
        (_FP_WS_TYPE): Likewise.
        (_FP_I_TYPE): Likewise.

2011-07-28  Alan Modra  <amodra@gmail.com>

        * config/rs6000/linux-unwind.h (frob_update_context <__powerpc64__>):
        Leave r2 REG_UNSAVED if stopped on the instruction that saves r2
        in a plt call stub.  Do restore r2 if stopped on bctrl.

2011-07-18  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

        * config.host (i[3456x]86-*-netware*): Remove.
        * config/i386/netware-crt0.c, config/i386/t-nwld,
        config/i386/t-slibgcc-nwld: Remove.

2011-07-15  Bernd Schmidt  <bernds@codesourcery.com>

        * config.host: Handle tic6x-*-*.
        * config/c6x/c6x-abi.h: New file.

2011-07-13  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

        * config/i386/crtprec.c: New file.
        * config/i386/t-crtpc: Use $(srcdir) to refer to crtprec.c.
        * config.host (i[34567]86-*-darwin*): Add i386/t-crtpc to tmake_file.
        Add crtprec32.o, crtprec64.o, crtprec80.o to extra_parts.
        (x86_64-*-darwin*): Likewise.
        (i[34567]86-*-solaris2*: Likewise.

2011-07-13  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

        * config/alpha/crtfastmath.c: New file.
        * config/i386/crtfastmath.c: New file.
        * config/ia64/crtfastmath.c: New file.
        * config/mips/crtfastmath.c: New file.
        * config/sparc/crtfastmath.c: New file.

        * config/t-crtfm (crtfastmath.o): Use $(srcdir) to refer to
        crtfastmath.c.
        Add -frandom-seed=gcc-crtfastmath.
        * config/alpha/t-crtfm: Remove.
        * config/i386/t-crtfm: Use $(srcdir) to refer to crtfastmath.c.
        * config/ia64/t-ia64 (crtfastmath.o): Remove.

        * config.host (alpha*-*-linux*): Replace alpha/t-crtfm by t-crtfm.
        (alpha*-dec-osf5.1*): Likewise.
        (alpha*-*-freebsd*): Add t-crtfm to tmake_file.
        Add crtfastmath.o to extra_parts.
        (i[34567]86-*-darwin*): Add i386/t-crtfm to tmake_file.
        Add crtfastmath.o to extra_parts.
        (x86_64-*-darwin*): Likewise.
        (x86_64-*-mingw*): Likewise.
        (ia64*-*-elf*): Add t-crtfm to tmake_file.
        (ia64*-*-freebsd*): Likewise.
        (ia64*-*-linux*): Likewise.
        (sparc64-*-freebsd*): Add t-crtfm to tmake_file.
        Add crtfastmath.o to extra_parts.

2011-07-13  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

        * config/darwin-crt3.o: New file.
        * config/rs6000/darwin-crt2.c: New file.
        * config/t-darwin: New file.
        * config/rs6000/t-darwin (DARWIN_EXTRA_CRT_BUILD_CFLAGS): New variable.
        (crt2.o): New rule.
        * config.host (*-*-darwin*): Add crt3.o to extra_parts.
        (powerpc-*-darwin*): Add crt2.o to extra_parts.
        (powerpc64-*-darwin*): Likewise.

2011-07-13  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

        * config/i386/netware-crt0.c: New file.
        * config/i386/t-nwld: Rename to ...
        * config/i386/t-slibgcc-nwld: ... this.
        * config/i386/t-nwld: New file.
        * config.host (i[3456x]86-*-netware*): Add i386/t-slibgcc-nwld to
        tmake_file.
        Add crt0.o, libgcc.def, libc.def, libcpre.def, posixpre.def to
        extra_parts.

2011-07-11  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

        * configure.ac (i?86-*-solaris2*): Use libgcc copy of
        i386/t-crtstuff.
        * configure: Regenerate.

2011-07-11  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

        * dfp-bit.c, dfp-bit.h: New files.
        * Makefile.in (D32PBIT_FUNCS, D64PBIT_FUNCS, D128PBIT_FUNCS): New
        variables.
        ($(d32pbit-o)): Use $(srcdir) to refer to dfp-bit.c
        ($(d64pbit-o)): Likewise.
        ($(d128pbit-o)): Likewise.
        * config/t-dfprules: New file.
        * config.host (i[34567]86-*-linux*): Add t-dfprules to tmake_file.
        (i[34567]86-*-kfreebsd*-gnu, i[34567]86-*-knetbsd*-gnu,
        i[34567]86-*-gnu*, i[34567]86-*-kopensolaris*-gnu): Likewise.
        (x86_64-*-linux*): Likewise.
        (x86_64-*-kfreebsd*-gnu, x86_64-*-knetbsd*-gnu): Likewise.
        (i[34567]86-*-cygwin*): Likewise.
        (i[34567]86-*-mingw*,  x86_64-*-mingw*): Likewise.
        (powerpc-*-linux*, powerpc64-*-linux*): Likewise.

2011-07-08  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

        * Makfile.in (LIBGCOV): New variable.
        ($(libgcov-objects)): Use $(srcdir) to refer to libgcov.c.
        * libgcov.c: New file.

2011-07-08  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

        * fixed-bit.c, fixed-bit.h: New files.
        * fixed-obj.mk ($o$(objext), $(o)_s$(objext)): Use $(srcdir) to
        refer to fixed-bit.c.

2011-07-07  Joseph Myers  <joseph@codesourcery.com>

        * config.host (*local*): Remove.

2011-07-07  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

        PR target/39150
        * config.host (*-*-solaris2*): Handle x86_64-*-solaris2.1[0-9]*
        like i?86-*-solaris2.1[0-9]*.
        (i[34567]86-*-solaris2*): Also handle x86_64-*-solaris2.1[0-9]*.
        * configure.ac (i?86-*-solaris2*): Likewise.
        * configure: Regenerate.

2011-07-06  Thomas Schwinge  <thomas@schwinge.name>

        * config.host (i[34567]86-*-kfreebsd*-gnu, i[34567]86-*-knetbsd*-gnu)
        (i[34567]86-*-gnu*, i[34567]86-*-kopensolaris*-gnu): Remove
        md_unwind_header by splitting out of...
        (i[34567]86-*-linux*): ... this.
        * config.host (x86_64-*-kfreebsd*-gnu, x86_64-*-knetbsd*-gnu):
        Remove md_unwind_header by splitting out of...
        (x86_64-*-linux*): ... this.

2011-07-04  Georg-Johann Lay  <avr@gjlay.de>

        * config/avr/t-avr (intfuncs16): Add _clrsbXX2.

2011-06-28  Nick Clifton  <nickc@redhat.com>

        * config.host: Recognize all V850 variants.

2011-06-22  Uros Bizjak  <ubizjak@gmail.com>

        * enable-execute-stack-empty.c (__enable_execute_stack): Add prototype.

2011-06-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

        * shared-object.mk (c_flags-$o): Save c_flags.
        ($(base)$(objext)): Use it.
        ($(base)_s$(objext)): Likewise.

2011-06-21  Bernd Schmidt  <bernds@codesourcery.com>

        * Makefile.in (lib2funcs): Add _clrsbsi2 and _clrsbdi2.
        * libgcc-std.ver.in (GCC_4.7.0): New section.

2011-06-16  Georg-Johann Lay  <avr@gjlay.de>

        PR target/49313
        PR target/29524
        * config/avr/t-avr: Fix line endings.
        (intfuncs16): Remove _ffsXX2,  _clzXX2, _ctzXX2, _popcountXX2,
        _parityXX2.

2011-06-14  Olivier Hainque  <hainque@adacore.com>
            Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

        * config/mips/irix6-unwind.h: New file.
        * config.host (mips-sgi-irix6.5*): Set md_unwind_header.

2011-06-10  Eric Botcazou  <ebotcazou@adacore.com>

        * config/sparc/linux-unwind.h (STACK_BIAS): Define.
        (sparc64_fallback_frame_state): Use it.
        (sparc64_frob_update_context): Further adjust context.
        * config/sparc/sol2-unwind.h (sparc64_frob_update_context): Likewise.
        * config/sparc/sol2-ci.S: Add TARGET_FLAT handling.
        * config/sparc/sol2-cn.S: Likewise.

2011-06-09  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

        * enable-execute-stack-empty.c: New file.
        * enable-execute-stack-mprotect.c: New file.
        * config/i386/enable-execute-stack-mingw32.c: New file.
        * config.host (enable_execute_stack): New variable.
        Select appropriate variants.
        * configure.ac: Link enable-execute-stack.c to
        $enable_execute_stack.
        * configure: Regenerate.
        * Makefile.in (LIB2ADD): Add enable-execute-stack.c.
        (lib2funcs): Remove _enable_execute_stack.

2011-06-09  David S. Miller  <davem@davemloft.net>
            Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

        * config.host (sparc-*-linux*): Correct md_unwind_header
        filename.
        (s390x-ibm-tpf*): Fix typo.

2011-06-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

        * config.host (mips-sgi-irix6.5*): Add t-crtfm to tmake_file.
        Add crtfastmath.o to extra_parts.
        (mips64*-*-linux*, mips*-*-linux*): Use t-crtfm instead of
        mips/t-crtfm.
        * config/mips/t-crtfm: Remove.

2011-06-04  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

        * config.host (hppa*-*-linux*): Correct md_unwind_header name.

2011-06-04  Kaz Kojima  <kkojima@gcc.gnu.org>

        * config.host (sh*-*-linux*): Fix typo.

2011-06-03  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

        * config/alpha/linux-unwind.h: Move from ../gcc/config/alpha.
        * config/alpha/osf5-unwind.h: Move from ../gcc/config/alpha.
        * config/alpha/vms-unwind.h: Move from ../gcc/config/alpha.
        * config/bfin/linux-unwind.h: Move from ../gcc/config/bfin.
        * config/i386/linux-unwind.h: Move from ../gcc/config/i386.
        * config/i386/sol2-unwind.h: Move from ../gcc/config/i386.
        * config/i386/w32-unwind.h: Move from ../gcc/config/i386.
        Wrap in !__MINGW64__.
        * config/ia64/linux-unwind.h: Move from ../gcc/config/ia64.
        * config/ia64/vms-unwind.h: Move from ../gcc/config/ia64.
        * config/m68k/linux-unwind.h: Move from ../gcc/config/m68k.
        * config/mips/linux-unwind.h: Move from ../gcc/config/mips.
        * config/pa/hpux-unwind.h: Move from ../gcc/config/pa.
        * config/pa/linux-unwind.h: Move from ../gcc/config/pa.
        * config/rs6000/darwin-unwind.h: Move from ../gcc/config/rs6000.
        Wrap in !__LP64__.
        * config/rs6000/linux-unwind.h: Move from ../gcc/config/rs6000.
        * config/s390/linux-unwind.h: Move from ../gcc/config/s390.
        * config/s390/tpf-unwind.h: Move from ../gcc/config/s390.
        * config/sh/linux-unwind.h: Move from ../gcc/config/sh.
        * config/sparc/linux-unwind.h: Move from ../gcc/config/sparc.
        * config/sparc/sol2-unwind.h: Move from ../gcc/config/sparc.
        * config/xtensa/linux-unwind.h: Move from ../gcc/config/xtensa.
        * config/no-unwind.h: New file.
        * config.host (md_unwind_header): Document.
        Define.
        (alpha*-*-linux*, alpha*-dec-osf5.1*, alpha64-dec-*vms*,
        alpha*-dec-*vms*, bfin*-uclinux*, bfin*-linux-uclibc*,
        hppa*-*-linux*, hppa[12]*-*-hpux10*, hppa*64*-*-hpux11*,
        hppa[12]*-*-hpux11*): Set md_unwind_header.
        (i[34567]86-*-linux*): Handle i[34567]86-*-kopensolaris*-gnu.
        Set md_unwind_header.
        (x86_64-*-linux*, i[34567]86-*-solaris2*): Set md_unwind_header.
        (i[34567]86-*-cygwin*): Split from i[34567]86-*-mingw*.
        (i[34567]86-*-mingw*, ia64*-*-linux*, ia64-hp-*vms*,
        m68k-*-uclinux*, m68k-*-linux*, mips64*-*-linux*, mips*-*-linux*,
        powerpc-*-darwin*, powerpc-*-linux*, s390-*-linux*,
        s390x-*-linux*,  s390x-ibm-tpf*, sh*-*-linux*, sparc-*-linux*,
        sparc*-*-solaris2*, sparc64-*-linux*, xtensa*-*-linux*): Set
        md_unwind_header.
        * configure.ac: Link md-unwind-support.h to $md_unwind_header.
        * configure: Regenerate.

2011-06-03  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

        * config.host (mips-sgi-irix[56]*): Restrict to mips-sgi-irix6.5*.
        Set tmake_file, extra_parts.
        * config/mips/irix-crti.S: Move from ../gcc/config/mips/irix-crti.asm.
        Remove O32 support.
        * config/mips/irix-crtn.S: Move from ../gcc/config/mips/irix-crtn.asm.
        Remove O32 support.
        * config/mips/t-irix6: New file.
        * config/mips/t-slibgcc-irix: New file.

2011-06-03  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

        * config/s390/t-tpf (LIB2ADDEHDEP): Remove.
        * config/t-sol2 (LIB2ADDEH): Use gcc_srcdir, add emutls.c.

2011-06-03  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

        * configure.ac (target_thread_file): Determine thread model.
        * configure: Regenerate.
        * config.host (alpha*-dec-osf5.1*): Set tmake_file, extra_parts.
        * config/alpha/t-alpha: New file.
        * config/alpha/t-crtfm: Use $<.
        * config/alpha/t-ieee: New file.
        * config/alpha/t-osf-pthread: New file.
        * config/alpha/t-slibgcc-osf: New file.
        * config/alpha/libgcc-osf5.ver: New file.

2011-06-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

        * config.host (i[34567]86-*-solaris2*): Add i386/t-crtfm to
        tmake_file.
        Add crtfastmath.o to extra_parts.

2011-06-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

        * config/gmon-sol2.c: Reindent.
        Cleanup comments.
        Remove, correct casts.
        Use STDERR_FILENO, NULL.
        (BASEADDRESS): Remove.
        (minbrk): Remove.
        (errno, sbrk): Remove declarations.
        (monstartup) [hp300]: Remove.
        (mcount): Remove.

2011-06-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

        * Makefile.in (cpu_type): Define.
        * config.host (i[34567]86-*-rtems*): Handle it.
        (i[34567]86-*-solaris2*): Move body ...
        (*-*-solaris2*): ... here.
        New case, generalize.
        (sparc-*-elf*): Handle it.
        (sparc-*-linux*, sparc64-*-linux*): Replace sparc/t-crtfm by t-crtfm.
        (sparc-*-rtems*, sparc64-*-rtems*); Handle it.
        (sparc64-*-solaris2*, sparcv9-*-solaris2*, sparc-*-solaris2*):
        Fold into ...
        (sparc*-*-solaris2*): ... this.
        New case.
        (sparc64-*-elf*): Handle it.
        * config/gmon-sol2.c: Move from ../gcc/config/sparc.
        Merge ../gcc/config/i386/gmon-sol2.c.
        * config/i386/sol2-c1.S: Move from ../gcc/config/i386/sol2-c1.asm.
        Use C comments.
        Merge ../gcc/config/i386/sol2-gc1.asm.
        * config/i386/sol2-ci.S: Move from ../gcc/config/i386/sol2-ci.asm.
        Use C comments.
        * config/i386/sol2-cn.S: Move from ../gcc/config/i386/sol2-cn.asm.
        Use C comments.
        * config/i386/t-crtfm (crtfastmath.o): Use $<.
        * config/i386/t-crtstuff: New file.
        * config/i386/t-softfp: New file.
        * config/i386/t-sol2 ($(T)gmon.o, $(T)gcrt1.o, $(T)crt1.o),
        $(T)crti.o, $(T)crtn.o): Remove.
        (gcrt1.o): New rule.
        (TARGET_LIBGCC2_CFLAGS): Remove.
        * config/sparc/sol2-c1.S: Move from ../gcc/config/sparc/sol2-c1.asm.
        * config/sparc/sol2-ci.S: Move from ../gcc/config/sparc/sol2-ci.asm.
        * config/sparc/sol2-cn.S: Move from ../gcc/config/sparc/sol2-cn.asm.
        * config/sparc/t-sol2: New file.
        * config/sparc/t-crtfm: Move to ...
        * config/t-crtfm: ... this.
        Use $(cpu_type), $<.
        * config/t-crtin: New file.
        * config/sparc/t-softfp: New file.
        * config/sparc/t-softmul: New file.
        * config/t-rtems: New file.
        * config/t-slibgcc: New file.
        * config/t-slibgcc-elf-ver: New file.
        * config/t-slibgcc-gld: New file.
        * config/t-slibgcc-sld: New file.
        * config/t-sol2: New file.
        * configure.ac: Include ../config/lib-ld.m4.
        Call AC_LIB_PROG_LD_GNU.
        Substitute cpu_type.
        * configure: Regenerate.

2011-05-27  Bernd Schmidt  <bernds@codesourcery.com>

        PR bootstrap/49173
        * config/t-slibgcc-darwin (SHLIB_MAPFILES): Look for
        libgcc-std.ver in the build directory.
        * config/s390/t-linux (SHLIB_MAPFILES): Likewise.
        * config/sh/t-linux (SHLIB_MAPFILES): Likewise.

2011-05-25  Bernd Schmidt  <bernds@codesourcery.com>

        * libgcc-std.ver.in: New file.
        * Makefile.in (LIBGCC_VER_GNU_PREFIX, LIBGCC_VER_SYMBOLS_PREFIX): New
        variables.
        (libgcc-std.ver): New rule.
        * config/t-gnu-prefix: New file.

2011-05-23  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

        * config/s390/t-tpf (LIB2ADDEH): Remove $(gcc_srcdir)/gthr-gnat.c.

2011-05-10  Joseph Myers  <joseph@codesourcery.com>

        * config/i386/darwin-lib.h: New file.

2011-05-10  Joseph Myers  <joseph@codesourcery.com>

        * config/arm/symbian-lib.h: New.

2011-05-04  Chris Demetriou  <cgd@google.com>

        * config/i386/morestack.S (__i686.get_pc_thunk.bx): Rename to...
        (__x86.get_pc_thunk.bx): ...this.
        (__morestack): Adjust for rename, remove undef of __i686.

2011-05-03  Chris Demetriou  <cgd@google.com>

        * config/i386/morestack.S (__i686.get_pc_thunk.bx): New.

2011-03-22  Joseph Myers  <joseph@codesourcery.com>

        * config.host (alpha*-*-gnu*, arc-*-elf*, arm*-*-netbsd*,
        arm-*-pe*, crx-*-elf, i[34567]86-*-netbsd*, i[34567]86-*-pe,
        m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*, mcore-*-pe*,
        powerpc64-*-gnu*, powerpc-*-gnu-gnualtivec*, powerpc-*-gnu*,
        sh-*-symbianelf* | sh[12346l]*-*-symbianelf*, vax-*-netbsd*):
        Remove cases.

2011-03-14  Andreas Tobler  <andreast@fgznet.ch>

        * config.host (cpu_type): Add FreeBSD PowerPC specific parts.
        Adjust copyright year.

2011-03-07  Ian Lance Taylor  <iant@google.com>

        * generic-morestack.c (__splitstack_find): Adjust returned stack
        pointer to include all registers pushed by __morestack.

2011-01-26  Dave Korn  <dave.korn.cygwin@gmail.com>

        PR target/40125
        * configure.ac: Call ACX_NONCANONICAL_TARGET.
        (toolexecdir): Calculate and AC_SUBST.
        (toolexeclibdir): Likewise.
        * Makefile.in (target_noncanonical): Import.
        (toolexecdir): Likewise.
        (toolexeclibdir): Likewise.
        * configure: Regenerate.

2010-12-13  Nathan Froyd  <froydnj@codesourcery.com>

        PR target/46040
        * config/arm/bpabi.h: Rename to...
        * config/arm/bpabi-lib.h: ...this.

2010-12-10  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

        * configure.ac: Use i386/t-crtstuff on i?86-*-solaris2* if
        appropriate.
        * configure: Regenerate.

2010-11-24  Nathan Froyd  <froydnj@codesourcery.com>

        * config/libbid/bid_conf.h (BID_BIG_ENDIAN): Define in terms of
        __FLOAT_WORD_ORDER__.
        * config/libbid/bid_gcc_intrinsics.h (LIBGCC2_FLOAT_WORDS_BIG_ENDIAN):
        Delete.

2010-11-20  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>

        PR other/46202
        * Makefile.in (install-strip): New phony target.

2010-11-07  Ian Lance Taylor  <iant@google.com>

        PR target/46089
        * config/i386/morestack.S (__morestack_large_model): New
        function.

2010-10-23  Nathan Froyd  <froydnj@codesourcery.com>

        * config/libbid/bid_gcc_intrinsics.h (LIBGCC2_WORDS_BIG_ENDIAN):
        Delete.
        (LIBGCC2_FLOAT_WORDS_BIG_ENDIAN): Test __BYTE_ORDER__.

2010-10-14  Nathan Froyd  <froydnj@codesourcery.com>

        * config/arm/bpabi.h: New file.
        * config/frv/frv-abi.h: New file.

2010-10-01  Ian Lance Taylor  <iant@google.com>

        * config/t-stack(LIB2ADD_ST): Set instead of LIB2ADD.
        * config/i386/t-stack-i386 (LIB2ADD_ST): Likewise.

2010-10-01  H.J. Lu  <hongjiu.lu@intel.com>

        PR target/45858
        * config.host: Add the missing `$'.

2010-09-30  Michael Eager  <eager@eagercon.com>

        * config.host: Add microblaze*-*-*.
        * config/microblaze/{divsi3.asm,divsi3_table.c,moddi3.asm,modsi3.asm,
        muldi3_hard.asm,mulsi3.asm,stack_overflow_exit.asm,t-microblaze,
        udivsi3.asm,umodsi3.asm}:  New.

2010-09-28  Ian Lance Taylor  <iant@google.com>

        * configure.ac: Adjust CFI test to test assembler directly rather
        than checking gcc preprocessor macro.
        * configure: Rebuild.

2010-09-27  Ian Lance Taylor  <iant@google.com>

        * configure.ac: Test whether assembler supports CFI directives.
        * config.host: Only add t-stack and i386/t-stack-i386 to
        tmake_file if libgcc_cv_cfi is "yes".
        * configure: Rebuild.

2010-09-27  Ian Lance Taylor  <iant@google.com>

        * generic-morestack.h: New file.
        * generic-morestack.c: New file.
        * generic-morestack-thread.c: New file.
        * config/i386/morestack.S: New file.
        * config/t-stack: New file.
        * config/i386/t-stack-i386: New file.
        * config.host (i[34567]86-*-linux* and friends): Add t-stack and
        i386/t-stack-i386 to tmake_file.

2010-09-21  Iain Sandoe  <iains@gcc.gnu.org>

        * Makefile.in (libgcc-extra-parts):  Check for static archives and
        invoke ranlib after installing them.
        (gcc-extra-parts): Likewise.
        (install-leaf): Likewise.

2010-09-14  H.J. Lu  <hongjiu.lu@intel.com>

        * configure: Regenerated.

2010-09-10  Kai Tietz  <kai.tietz@onevision.com>

        * configure: Regenerated.

2010-09-09  Gerald Pfeifer  <gerald@pfeifer.com>
            Andrew Pinski  <pinskia@gmail.com>

        PR target/40959
        * config.host (ia64*-*-freebsd*): Set extra_parts.  Set tmake_file.

2010-09-06  H.J. Lu  <hongjiu.lu@intel.com>

        PR target/45524
        * configure: Regenerated.

2010-09-06  Andreas Schwab  <schwab@redhat.com>

        * configure: Regenerate.

2010-09-03  Uros Bizjak  <ubizjak@gmail.com>

        * config/i386/t-sol2 (__copysigntf3, __fabstf3): Disable for
        64bit targets.
        (__fixtfti, __fixunstfti, __floattitf, __floatuntitf): Enable only
        for 64bit targets.

2010-09-03  Uros Bizjak  <ubizjak@gmail.com>
            Iain Sandoe  <iains@gcc.gnu.org>

        PR target/45476
        * Makefile.in (sifuncs, difuncs, tifuncs): Filter out
        LIB2FUNCS_EXCLUDE functions.

2010-09-03  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>

        * configure.ac: Use the GCC_AC_ENABLE_DECIMAL_FLOAT macro.
        Include dfp.m4.
        * configure: Regenerate.

2010-09-01  Uros Bizjak  <ubizjak@gmail.com>

        * config.host (i[34567]86-*-freebsd*, x86_64-*-freebsd*): Add
        i386/t-freebsd to tmake_file.
        * config/i386/t-freebsd: New file.
        * config/i386/libgcc-bsd.ver: New file.

2010-07-23  Nathan Froyd  <froydnj@codesourcery.com>

        * config.host (powerpc*-eabispe*): Set tmake_file.
        (powerpc*-eabi*): Likewise.
        * config/rs6000/t-ppccomm (EXTRA_PARTS): Add crtbegin, crtend,
        crtbeginS, crtendS, crtbeginT.

2010-06-12  Kazu Hirata  <kazu@codesourcery.com>

        * config.host (mips64*-*-linux*, mips*-*-linux*): Add mips/t-crtfm
        to tmake_file.  Add crtfastmath.o to extra_parts.
        * config/mips/t-crtfm: New.

2010-05-19  Joel Sherrill  <joel.sherrill@oarcorp.com>

        * config.host (sparc64-*-rtems*): New target.

2010-05-19  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

        * config/i386/32/sfp-machine.h (FP_HANDLE_EXCEPTIONS): Support Sun
        assembler syntax.

2010-04-15  Thomas Schwinge  <tschwinge@gnu.org>

        * config.host <i[34567]86-*-gnu*>: Handle softfp as for Linux.

2010-04-12  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

        * config.host (alpha*-dec-osf[45]*): Removed alpha*-dec-osf4*,
        alpha-dec-osf5.0* support.

2010-04-01  Ralf Corsépius  <ralf.corsepius@rtems.org>

        * config.host: Add lm32-*-rtems*.

2010-03-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
            Uros Bizjak  <ubizjak@gmail.com>

        PR target/39048
        * config.host (i[34567]86-*-solaris2): Handle 32-bit Solaris 2/x86
        like other remaining 32-bit x86 OSes.
        * config/i386/32/sfp-machine.h (FP_HANDLE_EXCEPTIONS): Support Sun
        assembler syntax.
        * config/i386/libgcc-sol2.ver: New file.
        * config/i386/t-sol2 (SHLIB_MAPFILES): Add it.

2010-03-30  Jack Howarth  <howarth@bromo.med.uc.edu>

        PR c/43553
        * Makefile.in (INTERNAL_CFLAGS): Add @set_use_emutls@.
        * configure.ac: Use GCC_CHECK_EMUTLS to see if emulated TLS
        is used and substitute set_use_emutls.
        * configure: Regenerated.

2010-03-30  Tarik Graba  <tarik.graba@telecom-paristech.fr>

        * config/lm32/t-lm32: Remove misplaced MULTILIB_OPTIONS.

2010-03-22  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

        PR target/38085
        * config/i386/t-sol2 ($(T)gmon.o): Use CFLAGS instead of
        MULTILIB_CFLAGS.
        ($(T)gcrt1.o): Likewise.
        ($(T)crt1.o): Likewise.
        ($(T)crti.o): Likewise.
        ($(T)crtn.o): Likewise.

2010-03-01  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>

        PR other/42980
        * Makefile.in (install): Use $(MAKE) string in rule, for
        parallel make.

2010-02-22  Hans-Peter Nilsson  <hp@bitrange.com>

        Migrate from broken pre-libgcc legacy support to libgcc-centric rules.
        * config/mmix/t-mmix: New file.
        * config.host <mmix-knuth-mmixware> (extra_parts, tmake_file): Set.

2010-02-02  Jack Howarth  <howarth@bromo.med.uc.edu>

        PR java/41991
        * config/t-slibgcc-darwin: Add libgcc-libsystem.ver to
        SHLIB_MAPFILES.

2010-01-04  Anthony Green  <green@moxielogic.com>

        * config/moxie/crti.asm, config/moxie/crtn.asm,
        config/moxie/t-moxie-softfp, config/moxie/sfp-machine.h,
        config/moxie/t-moxie: New files.
        * config.host: Add t-moxie-softfp reference.

2009-11-18  Iain Sandoe  <iain.sandoe@sandoe-acoustics.co.uk>

        PR other/39888
        * config/t-slibgcc-darwin: Fix embedded rpaths for
        --enable-version-specific-runtime-libs, build extension stub
        libs exposing features available from current libgcc_s.

2009-11-11  Jon Beniston  <jon@beniston.com>

        * config.host: Add lm32 targets.
        * config/lm32: New directory.
        * config/lm32/libgcc_lm32.h: New file.
        * config/lm32/_mulsi3.c: New file.
        * config/lm32/_udivmodsi4.c: New file.
        * config/lm32/_divsi3.c: New file.
        * config/lm32/_modsi3.c: New file.
        * config/lm32/_udivsi3.c: New file.
        * config/lm32/_umodsi3.c: New file.
        * config/lm32/_lshrsi3.S: New file.
        * config/lm32/_ashrsi3.S: New file.
        * config/lm32/_ashlsi3.S: New file.
        * config/lm32/crti.S: New file.
        * config/lm32/crtn.S: New file.
        * config/lm32/t-lm32: New file.
        * config/lm32/t-elf: New file.
        * config/lm32/t-uclinux: New file.

2009-10-26  Nick Clifton  <nickc@redhat.com>

        * config.host: Add support for RX target.
        * config/rx: New directory.
        * config/rx/rx-abi-functions.c: New file. Supplementary
        functions for libgcc to support the RX ABI.
        * config/rx/rx-abi.h: New file.  Supplementary header file for
        libgcc RX ABI functions.
        * config/rx/t-rx: New file: Makefile fragment for building
        libgcc for the RX.

2009-10-09  Uros Bizjak  <ubizjak@gmail.com>

        * config/i386/32/sfp-machine.h (__FP_FRAC_SUB_4): Change operand
        constraint of y0 to "g".

2009-10-07  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>

        * config.host: Include the s390 makefile fragments.
        * config/s390/32/_fixdfdi.c: New file.
        * config/s390/32/_fixsfdi.c: New file.
        * config/s390/32/_fixtfdi.c: New file.
        * config/s390/32/_fixunsdfdi.c: New file.
        * config/s390/32/_fixunssfdi.c: New file.
        * config/s390/32/_fixunstfdi.c: New file.
        * config/s390/32/t-floattodi: New file.
        * config/s390/libgcc-glibc.ver: New file.
        * config/s390/t-crtstuff: New file.
        * config/s390/t-linux: New file.
        * config/s390/t-tpf: New file.

2009-08-24  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>

        * configure.ac (AC_PREREQ): Bump to 2.64.

2009-08-22  Kaz Kojima  <kkojima@gcc.gnu.org>

        * config/sh/t-linux (HOST_LIBGCC2_CFLAGS): Add -mieee.

2009-08-22  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>

        * configure: Regenerate.

2009-08-09  Douglas B Rupp  <rupp@gnat.com>

        * config.host (ia64-hp-*vms*): New target.
        (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
        with ia64-hp-*vms*.

2009-07-30  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>

        * configure.ac: Add snippet for maintainer-mode.
        * configure: Regenerate.
        * Makefile.in (AUTOCONF, configure_deps): New variables.
        ($(srcdir)/configure)): New rule, active only with maintainer
        mode turned on.

2009-06-23  DJ Delorie  <dj@redhat.com>

        Add MeP port.
        * config.host: Add mep support.

2009-06-22  Kai Tietz  <kai.tietz@onevision.com>

        * config.host: Add i386/${host_address}/t-fprules-softfp and
        t-softfp to tmake_file for i[34567]86-*-mingw*, x86_64-*-mingw*.

        * config/i386/64/_divtc3.c: Disable usage of .symver assembly symbol
        for mingw targets.
        * config/i386/64/_multc3.c: Likewise.
        * config/i386/64/_powitf2.c: Likewise.
        * config/i386/64/eqtf2.c: Likewise.
        * config/i386/64/getf2.c: Likewise.
        * config/i386/64/letf2.c: Likewise.
        * config/i386/64/letf2.c: Likewise.
        * config/i386/64/sfp-machine.h (_FP_W_TYPE): Define as
        unsigned long long for x64 mingw targets.
        (_FP_WS_TYPE): Define as signed long long for x64 mingw target.
        (_FP_I_TYPE): Define as long long for x64 mingw target.

2009-06-10  Maciej W. Rozycki  <macro@linux-mips.org>

        * config.host (vax-*-linux*): New.

2009-05-31  Anthony Green  <green@moxielogic.com>

        * config.host: Add moxie support.
        * config/moxie/t-moxie: New file.

2009-05-29  David Billinghurst  <billingd@gcc.gnu.org>

        * config.host: Add i386/${host_address}/t-fprules-softfp and
        t-softfp to tmake_file for i[34567]86-*-cygwin*.

2009-04-17  Aurelien Jarno  <aurelien@aurel32.net>

        * config.host: Add i386/${host_address}/t-fprules-softfp to
        tmake_file for i[34567]86-*-kfreebsd*-gnu, x86_64-*-kfreebsd*-gnu*.

2009-04-09  Nick Clifton  <nickc@redhat.com>

        * config/ia64/tf-signs.c: Change copyright header to refer to
        version 3 of the GNU General Public License with version 3.1
        of the GCC Runtime Library Exception and to point readers at
        the COPYING3 and COPYING3.RUNTIME files and the FSF's license
        web page.
        * config/i386/32/tf-signs.c: Likewise.
        * config/libbid/_addsub_dd.c: Likewise.
        * config/libbid/_addsub_sd.c: Likewise.
        * config/libbid/_addsub_td.c: Likewise.
        * config/libbid/_dd_to_df.c: Likewise.
        * config/libbid/_dd_to_di.c: Likewise.
        * config/libbid/_dd_to_sd.c: Likewise.
        * config/libbid/_dd_to_sf.c: Likewise.
        * config/libbid/_dd_to_si.c: Likewise.
        * config/libbid/_dd_to_td.c: Likewise.
        * config/libbid/_dd_to_tf.c: Likewise.
        * config/libbid/_dd_to_udi.c: Likewise.
        * config/libbid/_dd_to_usi.c: Likewise.
        * config/libbid/_dd_to_xf.c: Likewise.
        * config/libbid/_df_to_dd.c: Likewise.
        * config/libbid/_df_to_sd.c: Likewise.
        * config/libbid/_df_to_td.c: Likewise.
        * config/libbid/_di_to_dd.c: Likewise.
        * config/libbid/_di_to_sd.c: Likewise.
        * config/libbid/_di_to_td.c: Likewise.
        * config/libbid/_div_dd.c: Likewise.
        * config/libbid/_div_sd.c: Likewise.
        * config/libbid/_div_td.c: Likewise.
        * config/libbid/_eq_dd.c: Likewise.
        * config/libbid/_eq_sd.c: Likewise.
        * config/libbid/_eq_td.c: Likewise.
        * config/libbid/_ge_dd.c: Likewise.
        * config/libbid/_ge_sd.c: Likewise.
        * config/libbid/_ge_td.c: Likewise.
        * config/libbid/_gt_dd.c: Likewise.
        * config/libbid/_gt_sd.c: Likewise.
        * config/libbid/_gt_td.c: Likewise.
        * config/libbid/_isinfd128.c: Likewise.
        * config/libbid/_isinfd32.c: Likewise.
        * config/libbid/_isinfd64.c: Likewise.
        * config/libbid/_le_dd.c: Likewise.
        * config/libbid/_le_sd.c: Likewise.
        * config/libbid/_le_td.c: Likewise.
        * config/libbid/_lt_dd.c: Likewise.
        * config/libbid/_lt_sd.c: Likewise.
        * config/libbid/_lt_td.c: Likewise.
        * config/libbid/_mul_dd.c: Likewise.
        * config/libbid/_mul_sd.c: Likewise.
        * config/libbid/_mul_td.c: Likewise.
        * config/libbid/_ne_dd.c: Likewise.
        * config/libbid/_ne_sd.c: Likewise.
        * config/libbid/_ne_td.c: Likewise.
        * config/libbid/_sd_to_dd.c: Likewise.
        * config/libbid/_sd_to_df.c: Likewise.
        * config/libbid/_sd_to_di.c: Likewise.
        * config/libbid/_sd_to_sf.c: Likewise.
        * config/libbid/_sd_to_si.c: Likewise.
        * config/libbid/_sd_to_td.c: Likewise.
        * config/libbid/_sd_to_tf.c: Likewise.
        * config/libbid/_sd_to_udi.c: Likewise.
        * config/libbid/_sd_to_usi.c: Likewise.
        * config/libbid/_sd_to_xf.c: Likewise.
        * config/libbid/_sf_to_dd.c: Likewise.
        * config/libbid/_sf_to_sd.c: Likewise.
        * config/libbid/_sf_to_td.c: Likewise.
        * config/libbid/_si_to_dd.c: Likewise.
        * config/libbid/_si_to_sd.c: Likewise.
        * config/libbid/_si_to_td.c: Likewise.
        * config/libbid/_td_to_dd.c: Likewise.
        * config/libbid/_td_to_df.c: Likewise.
        * config/libbid/_td_to_di.c: Likewise.
        * config/libbid/_td_to_sd.c: Likewise.
        * config/libbid/_td_to_sf.c: Likewise.
        * config/libbid/_td_to_si.c: Likewise.
        * config/libbid/_td_to_tf.c: Likewise.
        * config/libbid/_td_to_udi.c: Likewise.
        * config/libbid/_td_to_usi.c: Likewise.
        * config/libbid/_td_to_xf.c: Likewise.
        * config/libbid/_tf_to_dd.c: Likewise.
        * config/libbid/_tf_to_sd.c: Likewise.
        * config/libbid/_tf_to_td.c: Likewise.
        * config/libbid/_udi_to_dd.c: Likewise.
        * config/libbid/_udi_to_sd.c: Likewise.
        * config/libbid/_udi_to_td.c: Likewise.
        * config/libbid/_unord_dd.c: Likewise.
        * config/libbid/_unord_sd.c: Likewise.
        * config/libbid/_unord_td.c: Likewise.
        * config/libbid/_usi_to_dd.c: Likewise.
        * config/libbid/_usi_to_sd.c: Likewise.
        * config/libbid/_usi_to_td.c: Likewise.
        * config/libbid/_xf_to_dd.c: Likewise.
        * config/libbid/_xf_to_sd.c: Likewise.
        * config/libbid/_xf_to_td.c: Likewise.
        * config/libbid/bid128.c: Likewise.
        * config/libbid/bid128_2_str.h: Likewise.
        * config/libbid/bid128_2_str_macros.h: Likewise.
        * config/libbid/bid128_2_str_tables.c: Likewise.
        * config/libbid/bid128_add.c: Likewise.
        * config/libbid/bid128_compare.c: Likewise.
        * config/libbid/bid128_div.c: Likewise.
        * config/libbid/bid128_fma.c: Likewise.
        * config/libbid/bid128_logb.c: Likewise.
        * config/libbid/bid128_minmax.c: Likewise.
        * config/libbid/bid128_mul.c: Likewise.
        * config/libbid/bid128_next.c: Likewise.
        * config/libbid/bid128_noncomp.c: Likewise.
        * config/libbid/bid128_quantize.c: Likewise.
        * config/libbid/bid128_rem.c: Likewise.
        * config/libbid/bid128_round_integral.c: Likewise.
        * config/libbid/bid128_scalb.c: Likewise.
        * config/libbid/bid128_sqrt.c: Likewise.
        * config/libbid/bid128_string.c: Likewise.
        * config/libbid/bid128_to_int16.c: Likewise.
        * config/libbid/bid128_to_int32.c: Likewise.
        * config/libbid/bid128_to_int64.c: Likewise.
        * config/libbid/bid128_to_int8.c: Likewise.
        * config/libbid/bid128_to_uint16.c: Likewise.
        * config/libbid/bid128_to_uint32.c: Likewise.
        * config/libbid/bid128_to_uint64.c: Likewise.
        * config/libbid/bid128_to_uint8.c: Likewise.
        * config/libbid/bid32_to_bid128.c: Likewise.
        * config/libbid/bid32_to_bid64.c: Likewise.
        * config/libbid/bid64_add.c: Likewise.
        * config/libbid/bid64_compare.c: Likewise.
        * config/libbid/bid64_div.c: Likewise.
        * config/libbid/bid64_fma.c: Likewise.
        * config/libbid/bid64_logb.c: Likewise.
        * config/libbid/bid64_minmax.c: Likewise.
        * config/libbid/bid64_mul.c: Likewise.
        * config/libbid/bid64_next.c: Likewise.
        * config/libbid/bid64_noncomp.c: Likewise.
        * config/libbid/bid64_quantize.c: Likewise.
        * config/libbid/bid64_rem.c: Likewise.
        * config/libbid/bid64_round_integral.c: Likewise.
        * config/libbid/bid64_scalb.c: Likewise.
        * config/libbid/bid64_sqrt.c: Likewise.
        * config/libbid/bid64_string.c: Likewise.
        * config/libbid/bid64_to_bid128.c: Likewise.
        * config/libbid/bid64_to_int16.c: Likewise.
        * config/libbid/bid64_to_int32.c: Likewise.
        * config/libbid/bid64_to_int64.c: Likewise.
        * config/libbid/bid64_to_int8.c: Likewise.
        * config/libbid/bid64_to_uint16.c: Likewise.
        * config/libbid/bid64_to_uint32.c: Likewise.
        * config/libbid/bid64_to_uint64.c: Likewise.
        * config/libbid/bid64_to_uint8.c: Likewise.
        * config/libbid/bid_b2d.h: Likewise.
        * config/libbid/bid_binarydecimal.c: Likewise.
        * config/libbid/bid_conf.h: Likewise.
        * config/libbid/bid_convert_data.c: Likewise.
        * config/libbid/bid_decimal_data.c: Likewise.
        * config/libbid/bid_decimal_globals.c: Likewise.
        * config/libbid/bid_div_macros.h: Likewise.
        * config/libbid/bid_dpd.c: Likewise.
        * config/libbid/bid_flag_operations.c: Likewise.
        * config/libbid/bid_from_int.c: Likewise.
        * config/libbid/bid_functions.h: Likewise.
        * config/libbid/bid_gcc_intrinsics.h: Likewise.
        * config/libbid/bid_inline_add.h: Likewise.
        * config/libbid/bid_internal.h: Likewise.
        * config/libbid/bid_round.c: Likewise.
        * config/libbid/bid_sqrt_macros.h: Likewise.

2009-04-09  Jakub Jelinek  <jakub@redhat.com>

        * Makefile.in: Change copyright header to refer to version
        3 of the GNU General Public License and to point readers at the
        COPYING3 file and the FSF's license web page.
        * config.host: Likewise.

2009-04-07  Alan Modra  <amodra@bigpond.net.au>

        * config.host: Reorder and merge to match config.gcc change.

2009-04-03  Alan Modra  <amodra@bigpond.net.au>

        * config.host (powerpc-*-linux*altivec*, powerpc-*-linux*spe): Delete.

2009-03-28  Joseph Myers  <joseph@codesourcery.com>

        * config.host (arm-*-coff*, armel-*-coff*, arm-semi-aof,
        armel-semi-aof, h8300-*-*, i[34567]86-*-aout*, i[34567]86-*-coff*,
        m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd, rs6000-ibm-aix4.[12]*,
        powerpc-ibm-aix4.[12]*, sh-*-*): Remove.

2009-02-12  Uros Bizjak  <ubizjak@gmail.com>

        * config.host (ia64*-*-linux*): Add t-softfp to tmake_file.
        * config/ia64/tf-signs.c (__copysigntf3, __fabstf2): Prototype.

2009-02-12  H.J. Lu  <hongjiu.lu@intel.com>

        * config.host (ia64*-*-linux*): Add ia64/t-fprules-softfp and
        ia64/t-softfp-compat to tmake_file.

        * Makefile.in (gen-hide-list): Ignore .*_compat and .*@.*.

        * config/ia64/__divxf3.asm: New.
        * config/ia64/_fixtfdi.asm: Likewise.
        * config/ia64/_fixunstfdi.asm: Likewise.
        * config/ia64/_floatditf.asm: Likewise.
        * config/ia64/t-fprules-softfp: Likewise.
        * config/ia64/t-softfp-compat: Likewise.
        * config/ia64/tf-signs.c: Likewise.

2009-01-18  Ben Elliston  <bje@au.ibm.com>

        * config/i386/32/tf-signs.c (__copysigntf3, __fabstf2): Prototype.

2009-01-16  Ben Elliston  <bje@au.ibm.com>

        * config.host (i[34567]86-*-linux*, x86_64-*-linux*): Add t-softfp
        to tmake_file.

2009-01-13  Ben Elliston  <bje@au.ibm.com>

        * config/t-softfp: New file.
        * config.host (powerpc64-*-linux*, powerpc64-*-gnu*): Add t-softfp.
        (powerpc-*-linux*spe*, powerpc-*-linux*): Likewise.

2009-01-05  Joel Sherrill  <joel.sherrill@oarcorp.com>

        * config.host: Add m32r*-*-rtems*.

2008-12-01  Joel Sherrill  <joel.sherrill@oarcorp.com>

        * config.host: Add m32c*-*-rtems*.

2008-11-20  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>

        PR bootstrap/33100
        * configure.ac (i?86-*-solaris2.1[0-9]*): Only include
        i386/t-crtstuff if linker supports ZERO terminator unwind entries.
        * configure: Regenerate.
        * config.host (i[34567]86-*-solaris2*): Move i386/t-sol2 in
        tmake_file here from gcc/config.gcc.
        Move extra_parts here from gcc/config.gcc.
        * config/i386/t-sol2: Move here from gcc/config/i386.
        Use gcc_srcdir instead of srcdir.

2008-11-18  Adam Nemet  <anemet@caviumnetworks.com>

        * config.host (mipsisa64r2-*-elf* | mipsisa64r2el-*-elf*): New
        case.

2008-11-09  Thomas Schwinge  <tschwinge@gnu.org>

        * config.host <t-tls>: Also enable for GNU/kFreeBSD and GNU/kNetBSD.

2008-10-08  Thomas Schwinge  <tschwinge@gnu.org>

        * config.host: Fold `*-*-gnu*' cases into the Linux ones.

2008-09-03  Hari Sandanagobalane  <hariharan@picochip.com>

        Add picoChip port.
        * config.host: Add picochip-*-*.

2008-08-06  Bob Wilson  <bob.wilson@acm.org>

        * config.host: Match more processor names for Xtensa.

2008-07-08  H.J. Lu  <hongjiu.lu@intel.com>

        * config/i386/64/t-softfp-compat: Update comments.

2008-07-07  H.J. Lu  <hongjiu.lu@intel.com>

        * config/i386/64/_divtc3-compat.c: Moved to ...
        * config/i386/64/_divtc3.c: Here.

        * config/i386/64/_multc3-compat.c: Moved to ...
        * config/i386/64/_multc3.c: Here.

        * config/i386/64/_powitf2-compat.c: Moved to ...
        * config/i386/64/_powitf2.c: Here.

        * config/i386/64/t-softfp-compat (libgcc2-tf-compats): Add
        .c suffix instead of -compat.c.

2008-07-05  Uros Bizjak  <ubizjak@gmail.com>

        * config/i386/32/sfp-machine.h (_FP_MUL_MEAT_S): Remove.
        (_FP_MUL_MEAT_D): Ditto.
        (_FP_DIV_MEAT_S): Ditto.
        (_FP_DIV_MEAT_D): Ditto.

2008-07-03  Richard Sandiford  <rdsandiford@googlemail.com>

        * Makefile.in: Add support for __sync_* libgcc functions.

2008-07-03  H.J. Lu  <hongjiu.lu@intel.com>

        * shared-object.mk ($(base)_s$(objext)): Remove -DSHARED.

2008-07-02  H.J. Lu  <hongjiu.lu@intel.com>

        PR boostrap/36702
        * config.host: Only include 32bit t-fprules-softfp for Darwin/x86
        and Linux/x86.  Include 64bit t-softfp-compat for Linux/x86.

        * config/i386/64/t-fprules-softfp: Moved to ...
        * config/i386/64/t-softfp-compat: This.  New.

2008-07-02  Uros Bizjak  <ubizjak@gmail.com>

        * config/i386/32/sfp-machine.h (FP_HANDLE_EXCEPTIONS) [FP_EX_INVALID]:
        Initialize f with 0.0.

2008-07-02  H.J. Lu  <hongjiu.lu@intel.com>

        PR target/36669
        * shared-object.mk ($(base)_s$(objext)): Add -DSHARED.

        * config/i386/64/_divtc3-compat.c: New.
        * config/i386/64/_multc3-compat.c: Likewise.
        * config/i386/64/_powitf2-compat.c: Likewise.
        * config/i386/64/eqtf2.c: Likewise.
        * config/i386/64/getf2.c: Likewise.
        * config/i386/64/letf2.c: Likewise.
        * config/i386/64/t-fprules-softfp: Likewise.

2008-07-02  H.J. Lu  <hongjiu.lu@intel.com>

        * config.host: Add i386/${host_address}/t-fprules-softfp to
        tmake_file for i[34567]86-*-darwin*, x86_64-*-darwin*,
        i[34567]86-*-linux*, x86_64-*-linux*.

        * configure.ac: Set host_address to 64 or 32 for x86.
        * configure: Regenerated.

        * Makefile.in (config.status): Also depend on
        $(srcdir)/config.host.

        * config/i386/32/t-fprules-softfp: New.
        * config/i386/32/tf-signs.c: Likewise.

        * config/i386/64/sfp-machine.h: New. Moved from gcc.

2008-07-02  H.J. Lu  <hongjiu.lu@intel.com>
            Uros Bizjak  <ubizjak@gmail.com>

        * config/i386/32/sfp-machine.h: New.

2008-06-26  Nathan Froyd  <froydnj@codesourcery.com>

        * config/rs6000/t-ppccomm: Remove rules that conflict with
        auto-generated rules.

2008-06-17  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>

        * configure.ac: sinclude override.m4.
        * configure: Regenerate.

2008-06-11  Bernhard Fischer  <aldot@gcc.gnu.org>

        * configure: Regenerate.

2008-06-10  Joseph Myers  <joseph@codesourcery.com>

        * Makefile.in (DECNUMINC): Remove
        -I$(MULTIBUILDTOP)../../libdecnumber.
        * gstdint.h: New.

2008-06-07  Joseph Myers  <joseph@codesourcery.com>

        * config.host (strongarm*-*-*, ep9312*-*-*, xscale-*-*,
        parisc*-*-*, m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
        alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
        arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
        hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
        i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
        i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
        i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
        i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
        mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
        powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
        powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
        strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
        vax-*-ultrix*, xscale-*-elf, xscale-*-coff): Remove.

2008-05-25  Arthur Loiret  <arthur.loiret@u-psud.fr>

        * config.host (sh2[lbe]*-*-linux*): Allow target.

2008-04-30  Nathan Froyd  <froydnj@codesourcery.com>

        * config/rs6000/t-ppccomm: Add build rules for new files.
        (LIB2ADD_ST): New variable.

2008-04-07  Andy Hutchinson  <hutchinsonandy@aim.com>

        PR target/34210
        PR target/35508
        * config.host (avr-*-*): Add avr cpu_type and avr tmake_file.
        * config/t-avr: New file. Build 16bit libgcc functions.

2008-03-02  Jakub Jelinek  <jakub@redhat.com>

        PR target/35401
        * config/t-slibgcc-darwin: Make install-leaf dependent on
        install-darwin-libgcc-stubs instead of install.

2008-01-25  Joseph Myers  <joseph@codesourcery.com>

        * config.host (tic4x-*-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*,
        tic4x-*, h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
        sh-*-rtemscoff*): Remove cases.

2007-12-27  Richard Sandiford  <rsandifo@nildram.co.uk>

        * Makefile.in (all): Use install-leaf rather than install.
        (install): Split most of the rule into...
        (install-leaf): ...this new one.

2007-12-19  Etsushi Kato  <ek.kato@gmail.com>
            Paolo Bonzini  <bonzini@gnu.org>

        PR target/30572
        * Makefile.in: Use @shlib_slibdir@ substitution to get
        correct install name on darwin.
        * config/t-slibgcc-darwin: Use @shlib_slibdir@ for -install_name.

2007-12-15  Hans-Peter Nilsson  <hp@axis.com>

        * config.host (crisv32-*-elf, crisv32-*-none): New, same as
        cris-*-elf and cris-*-none.
        (crisv32-*-linux*): Similar, as cris-*-linux*.

2007-11-20  Rask Ingemann Lambertsen  <rask@sygehus.dk>

        * config.host (ia64*-*-elf*): Build ia64 specific libgcc parts.

2007-10-27  H.J. Lu  <hongjiu.lu@intel.com>

        PR regression/33926
        * configure.ac: Replace have_cc_tls with gcc_cv_have_cc_tls.
        * configure: Regenerated.

2007-09-27  H.J. Lu  <hongjiu.lu@intel.com>

        * Makefile.in (dfp-filenames): Replace decimal_globals,
        decimal_data, binarydecimal and convert_data with
        bid_decimal_globals, bid_decimal_data, bid_binarydecimal
        and bid_convert_data, respectively.

2007-09-17  Chao-ying Fu  <fu@mips.com>
            Nigel Stephens  <nigel@mips.com>

        * fixed-obj.mk: New file to support fine-grain fixed-point functions.
        * Makefile.in (fixed_point): Define.
        Check if fixed_point is yes to build support functions.
        * configure.ac: Check for fixed_point support.
        * configure: Regenerated.
        * gen-fixed.sh: New file to generate lists of fixed-point labels,
        funcs, modes, from, to.

2007-09-11  Janis Johnson  <janis187@us.ibm.com

        * Makefile.in (dfp-filenames): Add bid128_noncomp.

2007-09-10  Janis Johnson  <janis187@us.ibm.com>

        * Makefile.in (dfp-filenames): Remove decUtility, add
        decDouble, decPacked, decQuad, decSingle.

2007-08-27  Hans Kester  <hans.kester@ellips.nl>

        * config.host : Add x86_64-elf target.

2007-07-06  H.J. Lu  <hongjiu.lu@intel.com>

        * configure.ac (set_have_cc_tls): Add a missing =.
        * configure: Regenerated.

2007-07-06  H.J. Lu  <hongjiu.lu@intel.com>

        * config.host (tmake_file): Add t-tls for i[34567]86-*-linux*
        and x86_64-*-linux*.

        * config/t-tls: New file.

        * Makefile.in (INTERNAL_CFLAGS): Add @set_have_cc_tls@.

        * configure.ac: Include ../config/enable.m4 and
        ../config/tls.m4.  Use GCC_CHECK_CC_TLS to check if assembler
        supports TLS and substitute set_have_cc_tls.
        * configure: Regenerated.

2007-07-04  H.J. Lu  <hongjiu.lu@intel.com>

        * Makefile.in: Use libbid for DFP when BID is enabled.

2007-06-14  Danny Smith  <dannysmith@users.sourceforge.net>

        * config.host(*-cygwin* |*-mingw* ): Add crtbegin.o, crtend.o to
        extra_parts. Add config/i386/t-cygming to tmake_file.
        * config/i386/t-cygming: New file with rules for crtbegin.o, crtend.o.

2007-05-29  Zuxy Meng  <zuxy.meng@gmail.com>
            Danny Smith  <dannysmith@users.sourceforge.net>

        PR target/29498
        * config.host (i[34567]86-*-cygwin* | i[34567]86-*-mingw*) Add
        crtfastmath.o to extra_parts.  Add i386/t-crtfm to tmake_file.
        * config/i386/t-crtfm: Compile crtfastmath.o with
        -minline-all-stringops.

2007-05-10  Richard Sandiford  <richard@codesourcery.com>

        * config.host (sparc-wrs-vxworks): New target.

2007-04-14  Kazu Hirata  <kazu@codesourcery.com>

        * config.host: Recognize fido.

2007-04-04  Janis Johnson  <janis187@us.ibm.com>

        * configure: Check host, not target, for decimal float support.

2007-04-03  Uros Bizjak  <ubizjak@gmail.com>

        * config/i386/t-crtpc: New file.
        * config.host (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
        (x86_64-*-linux*): Ditto.

2007-02-30  Kai Tietz  <kai.tietz@onevision.com>

        * config.host (x86_64-*-mingw*): New target.

2007-03-23  Michael Meissner  <michael.meissner@amd.com>
            H.J. Lu  <hongjiu.lu@intel.com>

        * Makefile.in (enable_decimal_float): New.
        (DECNUMINC): Add
        -I$(srcdir)/../libdecnumber/$(enable_decimal_float).
        (dec-objects): Move decimal32, decimal64 and decimal128 to ...
        (decbits-filenames): This.
        (decbits-objects): New.
        (libgcc-objects): Add $(decbits-objects).

        * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
        Substitute enable_decimal_float.
        * configure: Regenerated.

2007-03-19  Hans-Peter Nilsson  <hp@axis.com>

        * config.host (cris-*-elf | cris-*-none): Set extra_parts.

2007-03-12  Brooks Moses  <brooks.moses@codesourcery.com>

        * Makefile.in (install-info): New dummy target.

2007-03-05  Bernd Schmidt  <bernd.schmidt@analog.com>

        * config.host (bfin*-linux-uclibc*): Set extra_parts.

2007-03-01  Brooks Moses  <brooks.moses@codesourcery.com>

        * Makefile.in: Add install-html and install-pdf dummy
        targets.

2007-02-05  Roger Sayle  <roger@eyesopen.com>
            Daniel Jacobowitz  <dan@codesourcery.com>

        * Makefile.in <LIBUNWIND>: Make libgcc_s.so depend on libunwind.so.
        (libgcc_s.so): Append -B./ to CFLAGS for $(SHLIB_LINK).
        (libunwind.so): Likewise for $(SHLIBUNWIND_LINK).

2007-01-29  Janis Johnson  <janis187@us.ibm.com>

        * Makefile.in (dec-filenames): Add decExcept.

2007-01-28  Daniel Jacobowitz  <dan@codesourcery.com>

        PR bootstrap/30469
        * Makefile.in (CFLAGS): Forcibly remove -fprofile-generate and
        -fprofile-use.

2007-01-25  Daniel Jacobowitz  <dan@codesourcery.com>

        * configure.ac: Add --enable-version-specific-runtime-libs.
        Correct $slibdir default.
        * configure: Regenerated.

2007-01-23  Joseph Myers  <joseph@codesourcery.com>

        * config/rs6000/t-ldbl128: Always use -mlong-double-128.

2007-01-21  Andrew Pinski  <pinskia@gmail.com>

        PR target/30519
        * config.host (alpha*-*-linux*): Set extra_parts.

2007-01-09  Kaz Kojima  <kkojima@gcc.gnu.org>

        * config/sh/t-linux: New.
        * config.host (sh*-*-linux*): Set tmake_file.

2007-01-05  Daniel Jacobowitz  <dan@codesourcery.com>

        * Makefile.in (install): Handle multilibs.

2007-01-04  Brooks Moses  <brooks.moses@codesourcery.com>

        * Makefile.in: Added .PHONY entry for documentation targets.

2007-01-04  Brooks Moses  <brooks.moses@codesourcery.com>

        * Makefile.in: Add empty info, html, dvi, pdf targets.

2007-01-04  Mike Stump  <mrs@apple.com>

        * Makefile.in (MAKEINFO): Remove.
        (PERL): Likewise.

2007-01-04  Paolo Bonzini  <bonzini@gnu.org>

        * configure.ac: Add GCC_TOPLEV_SUBDIRS.
        * configure: Regenerate.
        * Makefile.in (host_subdir): Substitute it.
        (gcc_objdir): Use it.

2007-01-04  Daniel Jacobowitz  <dan@codesourcery.com>

        * config.host (ia64*-*-linux*): Set tmake_file.

2007-01-04  Daniel Jacobowitz  <dan@codesourcery.com>

        * Makefile.in (version): Define.

2007-01-03  Daniel Jacobowitz  <dan@codesourcery.com>
            Paolo Bonzini  <bonzini@gnu.org>

        * Makefile.in, config/i386/t-darwin, config/i386/t-darwin64,
        config/i386/t-nwld, config/rs6000/t-darwin, config/rs6000/t-ldbl128,
        config/i386/t-crtfm, config/alpha/t-crtfm, config/ia64/t-ia64,
        config/sparc/t-crtfm, config/t-slibgcc-darwin,
        config/rs6000/t-ppccomm, config.host, configure.ac, empty.mk,
        shared-object.mk, siditi-object.mk, static-object.mk: New files.
        * configure: Generated.
\f
Copyright (C) 2007-2019 Free Software Foundation, Inc.

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