Commit e6790d32 authored by David Hildenbrand's avatar David Hildenbrand Committed by Cornelia Huck
Browse files

s390x/tcg: Implement VECTOR LOAD ELEMENT IMMEDIATE 



Take care of properly sign-extending the immediate.

Reviewed-by: default avatarRichard Henderson <richard.henderson@linaro.org>
Signed-off-by: default avatarDavid Hildenbrand <david@redhat.com>
Message-Id: <20190307121539.12842-11-david@redhat.com>
Signed-off-by: default avatarCornelia Huck <cohuck@redhat.com>
parent 4b664394

target/s390x/insn-data.def

+5 −0
Original line number Diff line number Diff line
@@ -991,6 +991,11 @@ 
    E(0xe701, VLEH,    VRX,   V,   la2, 0, 0, 0, vle, 0, ES_16, IF_VEC)

    E(0xe703, VLEF,    VRX,   V,   la2, 0, 0, 0, vle, 0, ES_32, IF_VEC)

    E(0xe702, VLEG,    VRX,   V,   la2, 0, 0, 0, vle, 0, ES_64, IF_VEC)

/* VECTOR LOAD ELEMENT IMMEDIATE */

    E(0xe740, VLEIB,   VRI_a, V,   0, 0, 0, 0, vlei, 0, ES_8, IF_VEC)

    E(0xe741, VLEIH,   VRI_a, V,   0, 0, 0, 0, vlei, 0, ES_16, IF_VEC)

    E(0xe743, VLEIF,   VRI_a, V,   0, 0, 0, 0, vlei, 0, ES_32, IF_VEC)

    E(0xe742, VLEIG,   VRI_a, V,   0, 0, 0, 0, vlei, 0, ES_64, IF_VEC)



#ifndef CONFIG_USER_ONLY

/* COMPARE AND SWAP AND PURGE */

target/s390x/translate_vx.inc.c

+17 −0
Original line number Diff line number Diff line
@@ -280,3 +280,20 @@ static DisasJumpType op_vle(DisasContext *s, DisasOps *o) 
    tcg_temp_free_i64(tmp);

    return DISAS_NEXT;

}



static DisasJumpType op_vlei(DisasContext *s, DisasOps *o)

{

    const uint8_t es = s->insn->data;

    const uint8_t enr = get_field(s->fields, m3);

    TCGv_i64 tmp;



    if (!valid_vec_element(enr, es)) {

        gen_program_exception(s, PGM_SPECIFICATION);

        return DISAS_NORETURN;

    }



    tmp = tcg_const_i64((int16_t)get_field(s->fields, i2));

    write_vec_element_i64(tmp, get_field(s->fields, v1), enr, es);

    tcg_temp_free_i64(tmp);

    return DISAS_NEXT;

}