SVE Instruction List by Dougall Johnson
See "UABD" in the exploration tools

UABD: Unsigned absolute difference (predicated)

UABD Zdn.B, Pg/M, Zdn.B, Zm.B (SVE (SME
svuint8_t svabd[_u8]_m(svbool_t pg, svuint8_t op1, svuint8_t op2)

128-bit SVE

For each unsigned 8-bit integer, set (3) to the absolute value of (1) − (2).

256-bit SVE

For each unsigned 8-bit integer, set (3) to the absolute value of (1) − (2).

512-bit SVE

For each unsigned 8-bit integer, set (3) to the absolute value of (1) − (2).
Larger sizes

1024-bit SVE

For each unsigned 8-bit integer, set (3) to the absolute value of (1) − (2).

2048-bit SVE

For each unsigned 8-bit integer, set (3) to the absolute value of (1) − (2).
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Inspired by and based on the x86/x64 SIMD Instruction List by Daytime.