[Bug target/70133] AArch64 -mtune=native generates improperly formatted -march parameters

jgreenhalgh at gcc dot gnu.org gcc-bugzilla@gcc.gnu.org
Mon Apr 11 10:15:00 GMT 2016


https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70133

--- Comment #10 from James Greenhalgh <jgreenhalgh at gcc dot gnu.org> ---
Author: jgreenhalgh
Date: Mon Apr 11 10:14:59 2016
New Revision: 234876

URL: https://gcc.gnu.org/viewcvs?rev=234876&root=gcc&view=rev
Log:
[Patch AArch64 2/3] Rework the code to print extension strings (pr70133)

gcc/

        PR target/70133
        * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
        track of a canonical flag name.
        (all_extensions): Likewise.
        (arch_to_arch_name): Also track extension flags enabled by the arch.
        (all_architectures): Likewise.
        (aarch64_parse_extension): Move to here.
        (aarch64_get_extension_string_for_isa_flags): Take a new argument,
        rework.
        (aarch64_rewrite_selected_cpu): Update for above change.
        * config/aarch64/aarch64-option-extensions.def: Rework the way flags
        are handled, such that the single explicit value enabled by an
        extension is kept seperate from the implicit values it also enables.
        * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
        to here.
        (aarch64_parse_extension): New.
        * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
        here to config/aarch64/aarch64-protos.h.
        (aarch64_parse_extension): Move from here to
        common/config/aarch64/aarch64-common.c.
        (aarch64_option_print): Update.
        (aarch64_declare_function_name): Likewise.
        (aarch64_start_file): Likewise.
        * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
        the canonical flag for extensions.
        * config.gcc (aarch64*-*-*): Extend regex for capturing extension
        flags.

gcc/testsuite/

        PR target/70133
        * gcc.target/aarch64/mgeneral-regs_4.c: Fix expected output.
        * gcc.target/aarch64/target_attr_15.c: Likewise.


Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/common/config/aarch64/aarch64-common.c
    trunk/gcc/config.gcc
    trunk/gcc/config/aarch64/aarch64-option-extensions.def
    trunk/gcc/config/aarch64/aarch64-protos.h
    trunk/gcc/config/aarch64/aarch64.c
    trunk/gcc/config/aarch64/driver-aarch64.c
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/testsuite/gcc.target/aarch64/mgeneral-regs_4.c
    trunk/gcc/testsuite/gcc.target/aarch64/target_attr_15.c


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