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target/arm: Implement SME MOVA

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We can reuse the SVE functions for implementing moves to/from
horizontal tile slices, but we need new ones for moves to/from
vertical tile slices.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20220708151540.18136-20-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Richard Henderson 2022-07-08 20:45:14 +05:30 • committed by Peter Maydell
parent ad939afbfa
commit e9ad3ef19e
8 changed files with 331 additions and 1 deletions
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15
target/arm/sme.decode
View file

@ -22,3 +22,18 @@
### 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