vmv.x.s

No synopsis available.

This instruction is defined by:

V, version >= 0

This instruction is included in the following profiles:

RVA22U64 (Optional)

Encoding

Assembly format

vmv.x.s vs2, rd

Synopsis

No description available.

Access

M	HS	U	VS	VU
Always	Always	Always	Always	Always

Always

Decode Variables

Bits<5> vs2 = $encoding[24:20];
Bits<5> rd = $encoding[11:7];

Execution

IDL
Sail

{
  let SEW      = get_sew();
  let num_elem = get_num_elem(0, SEW);

  if illegal_vd_unmasked() then { handle_illegal(); return RETIRE_FAIL };

  assert(num_elem > 0);
  let 'n = num_elem;
  let 'm = SEW;

  let vs2_val : vector('n, dec, bits('m)) = read_vreg(num_elem, SEW, 0, vs2);
  X(rd) = if sizeof(xlen) < SEW then slice(vs2_val[0], 0, sizeof(xlen))
          else if sizeof(xlen) > SEW then sign_extend(vs2_val[0])
          else vs2_val[0];
  vstart = zeros();

  RETIRE_SUCCESS
}