vsext.vf2

Vector sign-extend by factor of 2

This instruction is defined by:

Encoding

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Synopsis

Sign-extends elements from vector register vs2 by a factor of 2 and stores results in vector register vd, using vector mask vm. The operation extends SEW to 2×SEW.

Access

M HS U VS VU

Always

Always

Always

Always

Always

Decode Variables

Bits<1> vm = $encoding[25];
Bits<5> vs2 = $encoding[24:20];
Bits<5> vd = $encoding[11:7];

Execution

  • Pruned, XLEN == 64

  • Original