SVE Instruction List by Dougall Johnson
SUNPKLO: Signed unpack and extend low half of vector
SUNPKLO Zd.D, Zn.S (SVE (SME
svint64_t svunpklo[_s64](svint32_t op)
128-bit SVE
Sign extend each 32-bit element from the low half of (1) to 64 bits, writing the results to the 64-bit elements of (2) in the same order.
256-bit SVE
Sign extend each 32-bit element from the low half of (1) to 64 bits, writing the results to the 64-bit elements of (2) in the same order.
512-bit SVE
Sign extend each 32-bit element from the low half of (1) to 64 bits, writing the results to the 64-bit elements of (2) in the same order.
Larger sizes
1024-bit SVE
Sign extend each 32-bit element from the low half of (1) to 64 bits, writing the results to the 64-bit elements of (2) in the same order.
2048-bit SVE
Sign extend each 32-bit element from the low half of (1) to 64 bits, writing the results to the 64-bit elements of (2) in the same order.
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Inspired by and based on the x86/x64 SIMD Instruction List by Daytime.