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target/arm: Implement MVE fp-with-scalar VFMA, VFMAS

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Implement the MVE fp-with-scalar VFMA and VFMAS insns.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Peter Maydell 2021-09-01 09:02:36 +01:00
parent abfe39b263
commit 4773e74e5f
4 changed files with 56 additions and 3 deletions
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14
target/arm/mve.decode
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@ -508,9 +508,17 @@ VSUB_scalar 1110 1110 0 . .. ... 1 ... 1 1111 . 100 .... @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
{
VFMA_scalar 111 . 1110 0 . 11 ... 1 ... 0 1110 . 100 .... @2op_fp_scalar
# The U bit (28) is don't-care because it does not affect the result
VMLA 111 - 1110 0 . .. ... 1 ... 0 1110 . 100 .... @2scalar
}
{
VFMAS_scalar 111 . 1110 0 . 11 ... 1 ... 1 1110 . 100 .... @2op_fp_scalar
# The U bit (28) is don't-care because it does not affect the result
VMLAS 111 - 1110 0 . .. ... 1 ... 1 1110 . 100 .... @2scalar
}
VQRDMLAH 1110 1110 0 . .. ... 0 ... 0 1110 . 100 .... @2scalar
VQRDMLASH 1110 1110 0 . .. ... 0 ... 1 1110 . 100 .... @2scalar