[Bug binutils/16891] libopcodes decodes x86 26 9B as 'fwait' not 'es'

[cvs-commit at gcc dot gnu.org]

https://sourceware.org/bugzilla/show_bug.cgi?id=16891

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https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=86a80a50f2cb244e6b9ec18b93675972baa50d78

commit 86a80a50f2cb244e6b9ec18b93675972baa50d78
Author: H.J. Lu <address@hidden>
Date:   Thu May 1 09:39:51 2014 -0700

    Handle prefixes before fwait

    0x9b (fwait) is both an instruction and an opcode prefix.  When 0x9b is
    treated as an instruction, we need to handle any prefixes before it.
    This patch handles it properly.

    gas/testsuite/

        PR binutils/16891
        * gas/i386/opcode.s: Add test for fwait with prefix.
        * gas/i386/opcode-intel.d: Updated.
        * gas/i386/opcode-suffix.d: Likewise.
        * gas/i386/opcode.d: Likewise.

    opcodes/

        PR binutils/16891
        * i386-dis.c (print_insn): Handle prefixes before fwait.

-----------------------------------------------------------------------

Summary of changes:
 gas/testsuite/ChangeLog                |    8 ++++++++
 gas/testsuite/gas/i386/opcode-intel.d  |    2 ++
 gas/testsuite/gas/i386/opcode-suffix.d |    2 ++
 gas/testsuite/gas/i386/opcode.d        |    2 ++
 gas/testsuite/gas/i386/opcode.s        |    3 +++
 opcodes/ChangeLog                      |    5 +++++
 opcodes/i386-dis.c                     |    8 +++++++-
 7 files changed, 29 insertions(+), 1 deletions(-)

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