[Bug binutils/24719] objdump fails to reject invalid scatter/gather prefetch instructions

[cvs-commit at gcc dot gnu.org]

https://sourceware.org/bugzilla/show_bug.cgi?id=24719

--- Comment #2 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 <address@hidden>:

https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=e395f487b3758b3de99fddd2ef15a799e9fc1203

commit e395f487b3758b3de99fddd2ef15a799e9fc1203
Author: H.J. Lu <address@hidden>
Date:   Thu Jun 27 13:39:19 2019 -0700

    i386: Check vector length for scatter/gather prefetch instructions

    Since not all vector lengths are supported by scatter/gather prefetch
    instructions, decode them only with supported vector lengths.

    gas/

        PR binutils/24719
        * testsuite/gas/i386/disassem.s: Add test for vgatherpf0dps
        with invalid vector length.
        * testsuite/gas/i386/x86-64-disassem.s: Likewise.
        * testsuite/gas/i386/disassem.d: Updated.
        * testsuite/gas/i386/x86-64-disassem.d: Likewise.

    opcodes/

        PR binutils/24719
        * i386-dis-evex-len.h: Add EVEX_LEN_0F38C6_REG_1_PREFIX_2,
        EVEX_LEN_0F38C6_REG_2_PREFIX_2, EVEX_LEN_0F38C6_REG_5_PREFIX_2,
        EVEX_LEN_0F38C6_REG_6_PREFIX_2, EVEX_LEN_0F38C7_R_1_P_2_W_0,
        EVEX_LEN_0F38C7_R_1_P_2_W_1, EVEX_LEN_0F38C7_R_2_P_2_W_0,
        EVEX_LEN_0F38C7_R_2_P_2_W_1, EVEX_LEN_0F38C7_R_5_P_2_W_0,
        EVEX_LEN_0F38C7_R_5_P_2_W_1, EVEX_LEN_0F38C7_R_6_P_2_W_0 and
        EVEX_LEN_0F38C7_R_6_P_2_W_1.
        * i386-dis-evex-prefix.h: Update PREFIX_EVEX_0F38C6_REG_1,
        PREFIX_EVEX_0F38C6_REG_2, PREFIX_EVEX_0F38C6_REG_5 and
        PREFIX_EVEX_0F38C6_REG_6 entries.
        * i386-dis-evex-w.h: Update EVEX_W_0F38C7_R_1_P_2,
        EVEX_W_0F38C7_R_2_P_2, EVEX_W_0F38C7_R_5_P_2 and
        EVEX_W_0F38C7_R_6_P_2 entries.
        * i386-dis.c: Add EVEX_LEN_0F38C6_REG_1_PREFIX_2,
        EVEX_LEN_0F38C6_REG_2_PREFIX_2, EVEX_LEN_0F38C6_REG_5_PREFIX_2,
        EVEX_LEN_0F38C6_REG_6_PREFIX_2, EVEX_LEN_0F38C7_R_1_P_2_W_0,
        EVEX_LEN_0F38C7_R_1_P_2_W_1, EVEX_LEN_0F38C7_R_2_P_2_W_0,
        EVEX_LEN_0F38C7_R_2_P_2_W_1, EVEX_LEN_0F38C7_R_5_P_2_W_0,
        EVEX_LEN_0F38C7_R_5_P_2_W_1, EVEX_LEN_0F38C7_R_6_P_2_W_0 and
        EVEX_LEN_0F38C7_R_6_P_2_W_1 enums.

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