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target/arm: Implement MVE VMLA

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Implement the MVE VMLA insn, which multiplies a vector by a scalar
and accumulates into another vector.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Peter Maydell 2021-08-13 17:11:54 +01:00
parent f0ffff5163
commit c69e34c6de
4 changed files with 11 additions and 0 deletions
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target/arm/mve.decode
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@ -413,6 +413,7 @@ VQDMULH_scalar 1110 1110 0 . .. ... 1 ... 0 1110 . 110 .... @2scalar
VQRDMULH_scalar 1111 1110 0 . .. ... 1 ... 0 1110 . 110 .... @2scalar
# The U bit (28) is don't-care because it does not affect the result
VMLA 111- 1110 0 . .. ... 1 ... 0 1110 . 100 .... @2scalar
VMLAS 111- 1110 0 . .. ... 1 ... 1 1110 . 100 .... @2scalar
# Vector add across vector