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target/arm: Implement SVE2 TBL, TBX

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Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Stephen Long <steplong@quicinc.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20210525010358.152808-72-richard.henderson@linaro.org
Message-Id: <20200428144352.9275-1-steplong@quicinc.com>
[rth: rearrange the macros a little and rebase]
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Stephen Long 2021-05-24 18:03:37 -07:00 • committed by Peter Maydell
parent 3358eb3fb7
commit 80a712a2be
4 changed files with 119 additions and 19 deletions
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33
target/arm/translate-sve.c
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@ -2417,6 +2417,39 @@ static bool trans_TBL(DisasContext *s, arg_rrr_esz *a)
return true;
}
static bool trans_TBL_sve2(DisasContext *s, arg_rrr_esz *a)
{
static gen_helper_gvec_4 * const fns[4] = {
gen_helper_sve2_tbl_b, gen_helper_sve2_tbl_h,
gen_helper_sve2_tbl_s, gen_helper_sve2_tbl_d
};
if (!dc_isar_feature(aa64_sve2, s)) {
return false;
}
if (sve_access_check(s)) {
gen_gvec_ool_zzzz(s, fns[a->esz], a->rd, a->rn,
(a->rn + 1) % 32, a->rm, 0);
}
return true;
}
static bool trans_TBX(DisasContext *s, arg_rrr_esz *a)
{
static gen_helper_gvec_3 * const fns[4] = {
gen_helper_sve2_tbx_b, gen_helper_sve2_tbx_h,
gen_helper_sve2_tbx_s, gen_helper_sve2_tbx_d
};
if (!dc_isar_feature(aa64_sve2, s)) {
return false;
}
if (sve_access_check(s)) {
gen_gvec_ool_zzz(s, fns[a->esz], a->rd, a->rn, a->rm, 0);
}
return true;
}
static bool trans_UNPK(DisasContext *s, arg_UNPK *a)
{
static gen_helper_gvec_2 * const fns[4][2] = {