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target/arm: Implement MVE VQRSHL

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Implement the MV VQRSHL (vector) insn.  Again, the code to perform
the actual shifts is borrowed from neon_helper.c.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20210617121628.20116-34-peter.maydell@linaro.org
This commit is contained in:
Peter Maydell 2021-06-17 13:16:17 +01:00
parent 483da66139
commit 9dc868c41d
4 changed files with 19 additions and 0 deletions
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3
target/arm/mve.decode
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@ -133,6 +133,9 @@ VQSUB_U 111 1 1111 0 . .. ... 0 ... 0 0010 . 1 . 1 ... 0 @2op
VQSHL_S 111 0 1111 0 . .. ... 0 ... 0 0100 . 1 . 1 ... 0 @2op_rev
VQSHL_U 111 1 1111 0 . .. ... 0 ... 0 0100 . 1 . 1 ... 0 @2op_rev
VQRSHL_S 111 0 1111 0 . .. ... 0 ... 0 0101 . 1 . 1 ... 0 @2op_rev
VQRSHL_U 111 1 1111 0 . .. ... 0 ... 0 0101 . 1 . 1 ... 0 @2op_rev
# Vector miscellaneous
VCLS 1111 1111 1 . 11 .. 00 ... 0 0100 01 . 0 ... 0 @1op