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bug #973, improve AVX support by enabling vectorization of Vector4i-like types, and enforcing alignement of Vector4f/Vector2d-like types to preserve compatibility with SSE and future Eigen versions that will vectorize them with AVX enabled.

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This commit is contained in:
Gael Guennebaud
2015-03-13 21:15:50 +01:00
parent d99ab35f9e
commit 1330f8bbd1
6 changed files with 108 additions and 13 deletions
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7
test/unalignedassert.cpp
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@@ -81,7 +81,7 @@ void construct_at_boundary(int boundary)
void unalignedassert()
{
#if EIGEN_ALIGN_STATICALLY
#if EIGEN_ALIGN_STATICALLY
construct_at_boundary<Vector2f>(4);
construct_at_boundary<Vector3f>(4);
construct_at_boundary<Vector4f>(16);
@@ -100,7 +100,7 @@ void unalignedassert()
construct_at_boundary<Vector3cf>(4);
construct_at_boundary<Vector2cd>(EIGEN_ALIGN_BYTES);
construct_at_boundary<Vector3cd>(16);
#endif
#endif
check_unalignedassert_good<TestNew1>();
check_unalignedassert_good<TestNew2>();
@@ -112,11 +112,12 @@ void unalignedassert()
check_unalignedassert_good<Depends<true> >();
#if EIGEN_ALIGN_STATICALLY
if(EIGEN_ALIGN_BYTES==16)
if(EIGEN_ALIGN_BYTES>=16)
{
VERIFY_RAISES_ASSERT(construct_at_boundary<Vector4f>(8));
VERIFY_RAISES_ASSERT(construct_at_boundary<Vector2d>(8));
VERIFY_RAISES_ASSERT(construct_at_boundary<Vector2cf>(8));
VERIFY_RAISES_ASSERT(construct_at_boundary<Vector4i>(8));
}
for(int b=8; b<EIGEN_ALIGN_BYTES; b+=8)
{