https://sourceware.org/bugzilla/show_bug.cgi?id=19721

--- Comment #3 from cvs-commit at gcc dot gnu.org <cvs-commit at gcc dot 
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The master branch has been updated by Richard Earnshaw
<rearn...@sourceware.org>:

https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=57b64c4103ffeadd524eb80b4a7d61be8c8ec871

commit 57b64c4103ffeadd524eb80b4a7d61be8c8ec871
Author: Egeyar Bagcioglu <egeyar.bagcio...@oracle.com>
Date:   Mon Dec 3 17:31:44 2018 +0000

    [aarch64] - Only use MOV for disassembly when shifter op is LSL #0

    ARM Architecture Reference Manual for the profile ARMv8-A, Issue C.a,
    states that MOV (register) is an alias of the ORR (shifted register)
    iff shift == '00' && imm6 == '000000' && Rn == '11111'.  However, mov
    is currently preferred for a broader range of orr instructions, which
    is incorrect.

    2018-12-03  Egeyar Bagcioglu <egeyar.bagcio...@oracle.com>

    opcodes:
        PR 23193
            PR 19721
            * aarch64-tbl.h (aarch64_opcode_table): Only disassemble an ORR
        encoding as MOV if the shift operation is a left shift of zero.

    gas:
        PR 23193
        PR 19721
        * testsuite/gas/aarch64/pr19721.s: Add new test cases.
        * testsuite/gas/aarch64/pr19721.d: Correct existing test
        cases and add new ones.

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