SVE Instruction List by Dougall Johnson
See "PTRUE (predicate as counter)" in the exploration tools

PTRUE (predicate as counter): Initialise predicate-as-counter to all active

PTRUE PNd.B (SVE2.1 (SME2+S

128-bit SVE

Set (1) to a predicate-as-counter value that, when decoded to a double-length or quadruple-length predicate, will have all bits set to 1.

256-bit SVE

Set (1) to a predicate-as-counter value that, when decoded to a double-length or quadruple-length predicate, will have all bits set to 1.

512-bit SVE

Set (1) to a predicate-as-counter value that, when decoded to a double-length or quadruple-length predicate, will have all bits set to 1.

Larger sizes

1024-bit SVE

Set (1) to a predicate-as-counter value that, when decoded to a double-length or quadruple-length predicate, will have all bits set to 1.

2048-bit SVE

Set (1) to a predicate-as-counter value that, when decoded to a double-length or quadruple-length predicate, will have all bits set to 1.

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