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Get rid of pblend packet op.

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There was only a single code path left in TensorEvaluator using pblend. We can replace that with a call to the more general TernarySelectOp and get rid of pblend entirely from Core.

Closes #2998

See merge request libeigen/eigen!2056

Co-authored-by: Rasmus Munk Larsen <rmlarsen@google.com>
This commit is contained in:
Rasmus Munk Larsen
2025-11-03 23:27:50 +00:00
parent ed9a0e59ba
commit b6fcddccfc
17 changed files with 26 additions and 412 deletions
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16
test/packetmath.cpp
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@@ -747,22 +747,6 @@ void packetmath() {
}
}
if (PacketTraits::HasBlend) {
Packet thenPacket = internal::pload<Packet>(data1);
Packet elsePacket = internal::pload<Packet>(data2);
EIGEN_ALIGN_MAX internal::Selector<PacketSize> selector;
for (int i = 0; i < PacketSize; ++i) {
selector.select[i] = i;
}
Packet blend = internal::pblend(selector, thenPacket, elsePacket);
EIGEN_ALIGN_MAX Scalar result[size];
internal::pstore(result, blend);
for (int i = 0; i < PacketSize; ++i) {
VERIFY(test::isApproxAbs(result[i], (selector.select[i] ? data1[i] : data2[i]), refvalue));
}
}
{
for (int i = 0; i < PacketSize; ++i) {
// "if" mask