diff options
author | Stephen Long <steplong@quicinc.com> | 2021-05-24 18:03:11 -0700 |
---|---|---|
committer | Peter Maydell <peter.maydell@linaro.org> | 2021-05-25 16:01:44 +0100 |
commit | cf327449816d5643106445420a0b06b0f38d4f01 (patch) | |
tree | 1ef6dd26d40de7e162a99b6a408b4d778b90a2e8 | |
parent | 6ebca45faffd697a045f1d54800d00c6f77c5eb9 (diff) |
target/arm: Implement SVE2 gather load insns
Add decoding logic for SVE2 64-bit/32-bit gather non-temporal
load insns.
64-bit
* LDNT1SB
* LDNT1B (vector plus scalar)
* LDNT1SH
* LDNT1H (vector plus scalar)
* LDNT1SW
* LDNT1W (vector plus scalar)
* LDNT1D (vector plus scalar)
32-bit
* LDNT1SB
* LDNT1B (vector plus scalar)
* LDNT1SH
* LDNT1H (vector plus scalar)
* LDNT1W (vector plus scalar)
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: 20210525010358.152808-46-richard.henderson@linaro.org
Message-Id: <20200422152343.12493-1-steplong@quicinc.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
-rw-r--r-- | target/arm/sve.decode | 11 | ||||
-rw-r--r-- | target/arm/translate-sve.c | 8 |
2 files changed, 19 insertions, 0 deletions
diff --git a/target/arm/sve.decode b/target/arm/sve.decode index 5cfe6df0d2..c3958bed6a 100644 --- a/target/arm/sve.decode +++ b/target/arm/sve.decode @@ -1389,6 +1389,17 @@ UMLSLT_zzzw 01000100 .. 0 ..... 010 111 ..... ..... @rda_rn_rm CMLA_zzzz 01000100 esz:2 0 rm:5 0010 rot:2 rn:5 rd:5 ra=%reg_movprfx SQRDCMLAH_zzzz 01000100 esz:2 0 rm:5 0011 rot:2 rn:5 rd:5 ra=%reg_movprfx +### SVE2 Memory Gather Load Group + +# SVE2 64-bit gather non-temporal load +# (scalar plus unpacked 32-bit unscaled offsets) +LDNT1_zprz 1100010 msz:2 00 rm:5 1 u:1 0 pg:3 rn:5 rd:5 \ + &rprr_gather_load xs=0 esz=3 scale=0 ff=0 + +# SVE2 32-bit gather non-temporal load (scalar plus 32-bit unscaled offsets) +LDNT1_zprz 1000010 msz:2 00 rm:5 10 u:1 pg:3 rn:5 rd:5 \ + &rprr_gather_load xs=0 esz=2 scale=0 ff=0 + ### SVE2 Memory Store Group # SVE2 64-bit scatter non-temporal store (vector plus scalar) diff --git a/target/arm/translate-sve.c b/target/arm/translate-sve.c index ac43bb02be..a64ad04c50 100644 --- a/target/arm/translate-sve.c +++ b/target/arm/translate-sve.c @@ -6015,6 +6015,14 @@ static bool trans_LD1_zpiz(DisasContext *s, arg_LD1_zpiz *a) return true; } +static bool trans_LDNT1_zprz(DisasContext *s, arg_LD1_zprz *a) +{ + if (!dc_isar_feature(aa64_sve2, s)) { + return false; + } + return trans_LD1_zprz(s, a); +} + /* Indexed by [mte][be][xs][msz]. */ static gen_helper_gvec_mem_scatter * const scatter_store_fn32[2][2][2][3] = { { /* MTE Inactive */ |