CPY (SIMD&FP scalar)

Copy SIMD&FP scalar register to vector elements (predicated).

Copy the SIMD & floating-point scalar source register to each active element in the destination vector. Inactive elements in the destination vector register remain unmodified.

This instruction is used by the alias MOV (SIMD&FP scalar, predicated) . The alias is always the preferred disassembly.

313029282726252423222120191817161514131211109876543210
00000101size100000100PgVnZd

SVE

CPY <Zd>.<T>, <Pg>/M, <V><n>

if !HaveSVE() then UNDEFINED; integer esize = 8 << UInt(size); integer g = UInt(Pg); integer n = UInt(Vn); integer d = UInt(Zd);

Assembler Symbols

<Zd>

Is the name of the destination scalable vector register, encoded in the "Zd" field.

<T> Is the size specifier, encoded in size:
size <T>
00 B
01 H
10 S
11 D
<Pg>

Is the name of the governing scalable predicate register P0-P7, encoded in the "Pg" field.

<V> Is a width specifier, encoded in size:
size <V>
00 B
01 H
10 S
11 D
<n>

Is the number [0-31] of the source SIMD&FP register, encoded in the "Vn" field.

Operation

CheckSVEEnabled(); integer elements = VL DIV esize; bits(PL) mask = P[g]; bits(esize) operand1 = V[n]; bits(VL) result = Z[d]; for e = 0 to elements-1 if ElemP[mask, e, esize] == '1' then Elem[result, e, esize] = operand1; Z[d] = result;


Release: 00rel5-manual

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