Home Original page

[PATCH 3/3] Enable Intel MOVDIRI, MOVDIR64B instructions.

H.J. Lu hjl.tools@gmail.com
Thu Apr 26 20:28:00 GMT 2018 
On Thu, Apr 26, 2018 at 12:49 PM, Tsimbalist, Igor V
<igor.v.tsimbalist@intel.com> wrote:
> Intel has disclosed a set of new instructions for Tremont processor.
> The spec is
> https://software.intel.com/en-us/intel-architecture-instruction-set-extensions-programming-reference
>
> This patch enables Intel MOVDIRI, MOVDIR64B instructions.
>
> gas/
>         * config/tc-i386.c (cpu_arch): Add .movdir, .movdir64b.
>         (cpu_noarch): Likewise.
>         (process_suffix): Add check for register size.
>         * doc/c-i386.texi: Document movdiri, movdir64b.
>         * testsuite/gas/i386/i386.exp: Run MOVDIR{I,64B} tests.
>         * testsuite/gas/i386/movdir-intel.d: New test.
>         * testsuite/gas/i386/movdir.d: Likewise.
>         * testsuite/gas/i386/movdir.s: Likewise.
>         * testsuite/gas/i386/movdir64b-reg.s: Likewise.
>         * testsuite/gas/i386/movdir64b-reg.l: Likewise.
>         * testsuite/gas/i386/x86-64-movdir-intel.d: Likewise.
>         * testsuite/gas/i386/x86-64-movdir.d: Likewise.
>         * testsuite/gas/i386/x86-64-movdir.s: Likewise.
>         * testsuite/gas/i386/x86-64-movdir64b-reg.s: Likewise.
>         * testsuite/gas/i386/x86-64-movdir64b-reg.l: Likewise.
>
> opcodes/
>         * i386-dis.c (enum): Add PREFIX_0F38F8, PREFIX_0F38F9,
>         MOD_0F38F8_PREFIX_2, MOD_0F38F9_PREFIX_0.
>         (prefix_table): New instructions (see prefix above).
>         (mod_table): New instructions (see prefix above).
>         Add Gva macro and handling in OP_G.
>         * i386-gen.c (cpu_flag_init): Add CPU_MOVDIRI_FLAGS,
>         CPU_MOVDIR64B_FLAGS.
>         (cpu_flags): Likewise.
>         (opcode_modifiers): Add AddrPrefixOpReg.
>         (i386_opcode_modifier): Likewise.
>         * i386-opc.h (enum): Add CpuMOVDIRI, CpuMOVDIR64B.
>         (i386_cpu_flags): Likewise.
>         * i386-opc.tbl: Add movidir{i,64b}.
>         * i386-init.h: Regenerate.
>         * i386-tbl.h: Likewise.
>
> OK for trunk.
>
> Igor

OK.

Thanks.


-- 
H.J.
More information about the Binutils mailing list