[Bug gas/26305] {disp32} doesn't work with (%ebp) nor 16-bit mode

[cvs-commit at gcc dot gnu.org]

https://sourceware.org/bugzilla/show_bug.cgi?id=26305

--- Comment #4 from cvs-commit at gcc dot gnu.org <cvs-commit at gcc dot 
gnu.org> ---
The master branch has been updated by H.J. Lu <hjl@sourceware.org>:

https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=41eb8e88859b297f59f4d093aab9306d4b7057d9

commit 41eb8e88859b297f59f4d093aab9306d4b7057d9
Author: H.J. Lu <hjl.tools@gmail.com>
Date:   Thu Jul 30 16:13:02 2020 -0700

    x86: Add {disp16} pseudo prefix

    Use Prefix_XXX for pseudo prefixes.  Add {disp16} pseudo prefix and
    replace {disp32} pseudo prefix with {disp16} in 16-bit mode test.
    Check invalid {disp16}/{disp32} pseudo prefixes.

    gas/

            PR gas/26305
            * config/tc-i386.c (_i386_insn::disp_encoding): Add
            disp_encoding_16bit.
            (parse_insn): Check Prefix_XXX for pseudo prefixes.  Handle
            {disp16}.
            (build_modrm_byte): Handle {disp16}.
            (i386_index_check): Check invalid {disp16} and {disp32} pseudo
            prefixes.
            * doc/c-i386.texi: Update {disp32} documentation and document
            {disp16}.
            * testsuite/gas/i386/i386.exp: Run x86-64-inval-pseudo.
            * testsuite/gas/i386/inval-pseudo.s: Add {disp32}/{disp16}
            tests.
            * testsuite/gas/i386/pseudos.s: Add {disp8}/{disp32} vmovaps
            tests with 128-byte displacement.  Add {disp16} tests.
            * testsuite/gas/i386/x86-64-pseudos.s: Add {disp8}/{disp32}
            vmovaps test.  Add (%r13)/(%r13d) tests.
            * testsuite/gas/i386/x86-64-inval-pseudo.l: New file.
            * testsuite/gas/i386/x86-64-inval-pseudo.s: Likewise.
            * testsuite/gas/i386/inval-pseudo.l: Updated.
            * testsuite/gas/i386/pseudos.d: Likewise.
            * testsuite/gas/i386/x86-64-pseudos.d: Likewise.

    opcodes/

            PR gas/26305
            * i386-opc.h (Prefix_Disp8): New.
            (Prefix_Disp16): Likewise.
            (Prefix_Disp32): Likewise.
            (Prefix_Load): Likewise.
            (Prefix_Store): Likewise.
            (Prefix_VEX): Likewise.
            (Prefix_VEX3): Likewise.
            (Prefix_EVEX): Likewise.
            (Prefix_REX): Likewise.
            (Prefix_NoOptimize): Likewise.
            * i386-opc.tbl: Use Prefix_XXX on pseudo prefixes.  Add {disp16}.
            * i386-tbl.h: Regenerated.

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