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Fix vectorization_logic test for generic clang backend

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libeigen/eigen!2333

Co-authored-by: Rasmus Munk Larsen <rmlarsen@gmail.com>
This commit is contained in:
Rasmus Munk Larsen
2026-03-22 22:12:57 -07:00
parent 843ffcec8b
commit f574cb9b18
1 changed files with 18 additions and 18 deletions
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36
test/vectorization_logic.cpp
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@@ -470,31 +470,31 @@ EIGEN_DECLARE_TEST(vectorization_logic) {
CALL_SUBTEST(vectorization_logic_half<std::complex<float> >::run());
CALL_SUBTEST(vectorization_logic_half<std::complex<double> >::run());
// For backends without sub-packet types (e.g. the generic clang backend),
// find_best_packet may return a packet larger than the matrix, making
// MayLinearVectorize false in the assignment path (which requires
// SizeAtCompileTime >= PacketSize). The redux path has no such constraint.
if (internal::packet_traits<float>::Vectorizable) {
VERIFY(test_assign(Matrix<float, 3, 3>(), Matrix<float, 3, 3>() + Matrix<float, 3, 3>(),
internal::packet_traits<float>::Vectorizable && EIGEN_UNALIGNED_VECTORIZE
? LinearVectorizedTraversal
: LinearTraversal,
CompleteUnrolling));
constexpr int kFloatBestPacketSize3x3 =
internal::unpacket_traits<typename internal::find_best_packet<float, 9>::type>::size;
VERIFY(test_assign(
Matrix<float, 3, 3>(), Matrix<float, 3, 3>() + Matrix<float, 3, 3>(),
EIGEN_UNALIGNED_VECTORIZE && kFloatBestPacketSize3x3 <= 9 ? LinearVectorizedTraversal : LinearTraversal,
CompleteUnrolling));
VERIFY(test_redux(Matrix<float, 5, 2>(),
internal::packet_traits<float>::Vectorizable && EIGEN_UNALIGNED_VECTORIZE
? LinearVectorizedTraversal
: LinearTraversal,
VERIFY(test_redux(Matrix<float, 5, 2>(), EIGEN_UNALIGNED_VECTORIZE ? LinearVectorizedTraversal : LinearTraversal,
CompleteUnrolling));
}
if (internal::packet_traits<double>::Vectorizable) {
VERIFY(test_assign(Matrix<double, 3, 3>(), Matrix<double, 3, 3>() + Matrix<double, 3, 3>(),
internal::packet_traits<double>::Vectorizable && EIGEN_UNALIGNED_VECTORIZE
? LinearVectorizedTraversal
: LinearTraversal,
CompleteUnrolling));
constexpr int kDoubleBestPacketSize3x3 =
internal::unpacket_traits<typename internal::find_best_packet<double, 9>::type>::size;
VERIFY(test_assign(
Matrix<double, 3, 3>(), Matrix<double, 3, 3>() + Matrix<double, 3, 3>(),
EIGEN_UNALIGNED_VECTORIZE && kDoubleBestPacketSize3x3 <= 9 ? LinearVectorizedTraversal : LinearTraversal,
CompleteUnrolling));
VERIFY(test_redux(Matrix<double, 7, 3>(),
internal::packet_traits<double>::Vectorizable && EIGEN_UNALIGNED_VECTORIZE
? LinearVectorizedTraversal
: LinearTraversal,
VERIFY(test_redux(Matrix<double, 7, 3>(), EIGEN_UNALIGNED_VECTORIZE ? LinearVectorizedTraversal : LinearTraversal,
CompleteUnrolling));
}
#endif // EIGEN_VECTORIZE