vwsubu.vv

Vector widening unsigned subtraction

This instruction is defined by:

Encoding

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Synopsis

Performs unsigned subtraction on elements from vector registers vs2 and vs1, widens the results, and stores them in vector register vd, using vector mask vm. The operation follows standard unsigned arithmetic rules.

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> vs1 = $encoding[19:15];
Bits<5> vd = $encoding[11:7];

Execution

  • Pruned, XLEN == 64

  • Original