ZIPQ2
Interleave elements from high halves of each pair of quadword vector segments
Interleave alternating elements from high halves of the corresponding 128-bit vector segments of the first and second source vectors and place in elements of the corresponding destination vector segment. This instruction is unpredicated.
Green
False
True
0
1
0
0
0
1
0
0
0
1
1
1
0
0
1
ZIPQ2 <Zd>.<T>, <Zn>.<T>, <Zm>.<T>
if !IsFeatureImplemented(FEAT_SVE2p1) && !IsFeatureImplemented(FEAT_SME2p1) then UNDEFINED;
constant integer esize = 8 << UInt(size);
constant integer n = UInt(Zn);
constant integer m = UInt(Zm);
constant integer d = UInt(Zd);
constant integer part = 1;
<Zd>
Is the name of the destination scalable vector register, encoded in the "Zd" field.
<T>
Is the size specifier,
size
<T>
00
B
01
H
10
S
11
D
<Zn>
Is the name of the first source scalable vector register, encoded in the "Zn" field.
<Zm>
Is the name of the second source scalable vector register, encoded in the "Zm" field.
CheckSVEEnabled();
constant integer VL = CurrentVL;
constant integer PL = VL DIV 8;
constant integer segments = VL DIV 128;
constant integer elements = 128 DIV esize;
constant integer pairs = elements DIV 2;
constant bits(VL) operand1 = Z[n, VL];
constant bits(VL) operand2 = Z[m, VL];
bits(VL) result;
for s = 0 to segments-1
constant integer base = s * elements + part * pairs;
for p = 0 to pairs-1
Elem[result, s * elements + 2 * p + 0, esize] = Elem[operand1, base + p, esize];
Elem[result, s * elements + 2 * p + 1, esize] = Elem[operand2, base + p, esize];
Z[d, VL] = result;