minu

Unsigned minumum

This instruction is defined by:

Encoding

svg

Synopsis

This instruction returns the smaller of two unsigned integers.

Access

M

HS

U

VS

VU

Always

Always

Always

Always

Always

Decode Variables

Bits<5> rs2 = $encoding[24:20];
Bits<5> rs1 = $encoding[19:15];
Bits<5> rd = $encoding[11:7];

Execution

  • Pruned, XLEN == 64

  • Original

X[rd] = (X[rs1] < X[rs2]) ? X[rs1] : X[rs2];
if (implemented?(ExtensionName::B) && (CSR[misa].B == 1'b0)) {
  raise(ExceptionCode::IllegalInstruction, mode(), $encoding);
}
X[rd] = (X[rs1] < X[rs2]) ? X[rs1] : X[rs2];