SQXTNT: Signed saturating extract narrow (top)

SQXTNT Zd.S, Zn.D (SVE2 (SME

svint32_t svqxtnt[_s64](svint32_t even, svint64_t op)

128-bit SVE

For each signed 64-bit integer set the odd 32-bit elements of (2) to (1), with signed saturation to 0x7FFFFFFF or −0x80000000, preserving even elements.

256-bit SVE

For each signed 64-bit integer set the odd 32-bit elements of (2) to (1), with signed saturation to 0x7FFFFFFF or −0x80000000, preserving even elements.

512-bit SVE

For each signed 64-bit integer set the odd 32-bit elements of (2) to (1), with signed saturation to 0x7FFFFFFF or −0x80000000, preserving even elements.

Larger sizes

1024-bit SVE

For each signed 64-bit integer set the odd 32-bit elements of (2) to (1), with signed saturation to 0x7FFFFFFF or −0x80000000, preserving even elements.

2048-bit SVE

For each signed 64-bit integer set the odd 32-bit elements of (2) to (1), with signed saturation to 0x7FFFFFFF or −0x80000000, preserving even elements.

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