xemu/target/arm/sme.decode
Richard Henderson 23a5e3859f target/arm: Implement SME integer outer product
This is SMOPA, SUMOPA, USMOPA_s, UMOPA, for both Int8 and Int16.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20220708151540.18136-28-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2022-07-11 13:43:51 +01:00

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# AArch64 SME instruction descriptions
#
# Copyright (c) 2022 Linaro, Ltd
#
# This library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation; either
# version 2.1 of the License, or (at your option) any later version.
#
# This library is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this library; if not, see <http://www.gnu.org/licenses/>.
#
# This file is processed by scripts/decodetree.py
#
### SME Misc
ZERO 11000000 00 001 00000000000 imm:8
### SME Move into/from Array
%mova_rs 13:2 !function=plus_12
&mova esz rs pg zr za_imm v:bool to_vec:bool
MOVA 11000000 esz:2 00000 0 v:1 .. pg:3 zr:5 0 za_imm:4 \
&mova to_vec=0 rs=%mova_rs
MOVA 11000000 11 00000 1 v:1 .. pg:3 zr:5 0 za_imm:4 \
&mova to_vec=0 rs=%mova_rs esz=4
MOVA 11000000 esz:2 00001 0 v:1 .. pg:3 0 za_imm:4 zr:5 \
&mova to_vec=1 rs=%mova_rs
MOVA 11000000 11 00001 1 v:1 .. pg:3 0 za_imm:4 zr:5 \
&mova to_vec=1 rs=%mova_rs esz=4
### SME Memory
&ldst esz rs pg rn rm za_imm v:bool st:bool
LDST1 1110000 0 esz:2 st:1 rm:5 v:1 .. pg:3 rn:5 0 za_imm:4 \
&ldst rs=%mova_rs
LDST1 1110000 111 st:1 rm:5 v:1 .. pg:3 rn:5 0 za_imm:4 \
&ldst esz=4 rs=%mova_rs
&ldstr rv rn imm
@ldstr ....... ... . ...... .. ... rn:5 . imm:4 \
&ldstr rv=%mova_rs
LDR 1110000 100 0 000000 .. 000 ..... 0 .... @ldstr
STR 1110000 100 1 000000 .. 000 ..... 0 .... @ldstr
### SME Add Vector to Array
&adda zad zn pm pn
@adda_32 ........ .. ..... . pm:3 pn:3 zn:5 ... zad:2 &adda
@adda_64 ........ .. ..... . pm:3 pn:3 zn:5 .. zad:3 &adda
ADDHA_s 11000000 10 01000 0 ... ... ..... 000 .. @adda_32
ADDVA_s 11000000 10 01000 1 ... ... ..... 000 .. @adda_32
ADDHA_d 11000000 11 01000 0 ... ... ..... 00 ... @adda_64
ADDVA_d 11000000 11 01000 1 ... ... ..... 00 ... @adda_64
### SME Outer Product
&op zad zn zm pm pn sub:bool
@op_32 ........ ... zm:5 pm:3 pn:3 zn:5 sub:1 .. zad:2 &op
@op_64 ........ ... zm:5 pm:3 pn:3 zn:5 sub:1 . zad:3 &op
FMOPA_s 10000000 100 ..... ... ... ..... . 00 .. @op_32
FMOPA_d 10000000 110 ..... ... ... ..... . 0 ... @op_64
BFMOPA 10000001 100 ..... ... ... ..... . 00 .. @op_32
FMOPA_h 10000001 101 ..... ... ... ..... . 00 .. @op_32
SMOPA_s 1010000 0 10 0 ..... ... ... ..... . 00 .. @op_32
SUMOPA_s 1010000 0 10 1 ..... ... ... ..... . 00 .. @op_32
USMOPA_s 1010000 1 10 0 ..... ... ... ..... . 00 .. @op_32
UMOPA_s 1010000 1 10 1 ..... ... ... ..... . 00 .. @op_32
SMOPA_d 1010000 0 11 0 ..... ... ... ..... . 0 ... @op_64
SUMOPA_d 1010000 0 11 1 ..... ... ... ..... . 0 ... @op_64
USMOPA_d 1010000 1 11 0 ..... ... ... ..... . 0 ... @op_64
UMOPA_d 1010000 1 11 1 ..... ... ... ..... . 0 ... @op_64