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19.66 SQDMLSL (scalar, by element)

Signed saturating doubling multiply-subtract long (by element).

Syntax

SQDMLSL Vad, Vbn, Vm.Ts[index]

Where:

Va

Is the destination width specifier, and can be either S or D.

d

Is the number of the SIMD and FP destination register.

Vb

Is the source width specifier, and can be either H or S.

n

Is the number of the first SIMD and FP source register.

Ts

Is the element width specifier, and can be either H or S.

Vm

Is the name of the second SIMD and FP source register:

  • If Ts is H, then Vm must be in the range V0 to V15.

    .
  • If Ts is S, then Vm must be in the range V0 to V31.

    .
index

Is the element index, in the range shown in Usage.

Usage

The following table shows the valid specifier combinations:

Table 19-18 SQDMLSL (Scalar) specifier combinations

VaVbTsindex
SHH0 to 7
DSS0 to 3
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