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

SQXTNB: Signed saturating extract narrow (bottom)

SQXTNB Zd.B, Zn.H (SVE2 (SME
svint8_t svqxtnb[_s16](svint16_t op)

128-bit SVE

For each signed 16-bit integer set the even 8-bit elements of (2) to (1), with signed saturation to 0x7F or −0x80, and zero odd elements.

256-bit SVE

For each signed 16-bit integer set the even 8-bit elements of (2) to (1), with signed saturation to 0x7F or −0x80, and zero odd elements.

512-bit SVE

For each signed 16-bit integer set the even 8-bit elements of (2) to (1), with signed saturation to 0x7F or −0x80, and zero odd elements.

Larger sizes

1024-bit SVE

For each signed 16-bit integer set the even 8-bit elements of (2) to (1), with signed saturation to 0x7F or −0x80, and zero odd elements.

2048-bit SVE

For each signed 16-bit integer set the even 8-bit elements of (2) to (1), with signed saturation to 0x7F or −0x80, and zero odd elements.

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