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[Bug binutils/25270] objdump hangs on specific aarch64 opcode


From: cvs-commit at gcc dot gnu.org
Subject: [Bug binutils/25270] objdump hangs on specific aarch64 opcode
Date: Wed, 11 Dec 2019 01:13:36 +0000

https://sourceware.org/bugzilla/show_bug.cgi?id=25270

--- Comment #1 from cvs-commit at gcc dot gnu.org <cvs-commit at gcc dot 
gnu.org> ---
The master branch has been updated by Alan Modra <address@hidden>:

https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=9d48687b41f17ccbd7c61dd76b96147f28916951

commit 9d48687b41f17ccbd7c61dd76b96147f28916951
Author: Alan Modra <address@hidden>
Date:   Tue Dec 10 19:04:37 2019 +1030

    aarch64 disassembler infinite loop

    Assembling this to an object and trying to disassemble results in
    objdump -d looping forever.

     .inst 0x45205120

        PR 25270
        * aarch64-dis.c (aarch64_decode_variant_using_iclass): Return
        false when field is zero for sve_size_tsz_bhs.

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