SVE Instruction List by Dougall Johnson
See "REV (predicate)" in the exploration tools

REV (predicate): Reverse all elements in a predicate

REV Pd.D, Pn.D (SVE (SME
svbool_t svrev_b64(svbool_t op)

128-bit SVE

Reverse the order of the 8-bit segments from (1), setting (2) to the result.

256-bit SVE

Reverse the order of the 8-bit segments from (1), setting (2) to the result.

512-bit SVE

Reverse the order of the 8-bit segments from (1), setting (2) to the result.

Larger sizes

1024-bit SVE

Reverse the order of the 8-bit segments from (1), setting (2) to the result.

2048-bit SVE

Reverse the order of the 8-bit segments from (1), setting (2) to the result.

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Inspired by and based on the x86/x64 SIMD Instruction List by Daytime.