diff options
Diffstat (limited to 'eigen/test/unalignedassert.cpp')
| -rw-r--r-- | eigen/test/unalignedassert.cpp | 93 |
1 files changed, 73 insertions, 20 deletions
diff --git a/eigen/test/unalignedassert.cpp b/eigen/test/unalignedassert.cpp index 601dbf2..731a089 100644 --- a/eigen/test/unalignedassert.cpp +++ b/eigen/test/unalignedassert.cpp @@ -2,13 +2,39 @@ // for linear algebra. // // Copyright (C) 2008 Benoit Jacob <jacob.benoit.1@gmail.com> +// Copyright (C) 2015 Gael Guennebaud <gael.guennebaud@inria.fr> // // This Source Code Form is subject to the terms of the Mozilla // Public License v. 2.0. If a copy of the MPL was not distributed // with this file, You can obtain one at http://mozilla.org/MPL/2.0/. +#if defined(EIGEN_TEST_PART_1) + // default +#elif defined(EIGEN_TEST_PART_2) + #define EIGEN_MAX_STATIC_ALIGN_BYTES 16 + #define EIGEN_MAX_ALIGN_BYTES 16 +#elif defined(EIGEN_TEST_PART_3) + #define EIGEN_MAX_STATIC_ALIGN_BYTES 32 + #define EIGEN_MAX_ALIGN_BYTES 32 +#elif defined(EIGEN_TEST_PART_4) + #define EIGEN_MAX_STATIC_ALIGN_BYTES 64 + #define EIGEN_MAX_ALIGN_BYTES 64 +#endif + #include "main.h" +typedef Matrix<float, 6,1> Vector6f; +typedef Matrix<float, 8,1> Vector8f; +typedef Matrix<float, 12,1> Vector12f; + +typedef Matrix<double, 5,1> Vector5d; +typedef Matrix<double, 6,1> Vector6d; +typedef Matrix<double, 7,1> Vector7d; +typedef Matrix<double, 8,1> Vector8d; +typedef Matrix<double, 9,1> Vector9d; +typedef Matrix<double,10,1> Vector10d; +typedef Matrix<double,12,1> Vector12d; + struct TestNew1 { MatrixXd m; // good: m will allocate its own array, taking care of alignment. @@ -36,7 +62,7 @@ struct TestNew4 struct TestNew5 { EIGEN_MAKE_ALIGNED_OPERATOR_NEW - float f; // try the f at first -- the EIGEN_ALIGN16 attribute of m should make that still work + float f; // try the f at first -- the EIGEN_ALIGN_MAX attribute of m should make that still work Matrix4f m; }; @@ -63,13 +89,13 @@ void check_unalignedassert_good() delete[] y; } -#if EIGEN_ALIGN_STATICALLY +#if EIGEN_MAX_STATIC_ALIGN_BYTES>0 template<typename T> void construct_at_boundary(int boundary) { char buf[sizeof(T)+256]; - size_t _buf = reinterpret_cast<size_t>(buf); - _buf += (16 - (_buf % 16)); // make 16-byte aligned + size_t _buf = reinterpret_cast<internal::UIntPtr>(buf); + _buf += (EIGEN_MAX_ALIGN_BYTES - (_buf % EIGEN_MAX_ALIGN_BYTES)); // make 16/32/...-byte aligned _buf += boundary; // make exact boundary-aligned T *x = ::new(reinterpret_cast<void*>(_buf)) T; x[0].setZero(); // just in order to silence warnings @@ -79,26 +105,36 @@ void construct_at_boundary(int boundary) void unalignedassert() { - #if EIGEN_ALIGN_STATICALLY +#if EIGEN_MAX_STATIC_ALIGN_BYTES>0 construct_at_boundary<Vector2f>(4); construct_at_boundary<Vector3f>(4); construct_at_boundary<Vector4f>(16); + construct_at_boundary<Vector6f>(4); + construct_at_boundary<Vector8f>(EIGEN_MAX_ALIGN_BYTES); + construct_at_boundary<Vector12f>(16); construct_at_boundary<Matrix2f>(16); construct_at_boundary<Matrix3f>(4); - construct_at_boundary<Matrix4f>(16); + construct_at_boundary<Matrix4f>(EIGEN_MAX_ALIGN_BYTES); construct_at_boundary<Vector2d>(16); construct_at_boundary<Vector3d>(4); - construct_at_boundary<Vector4d>(16); - construct_at_boundary<Matrix2d>(16); + construct_at_boundary<Vector4d>(EIGEN_MAX_ALIGN_BYTES); + construct_at_boundary<Vector5d>(4); + construct_at_boundary<Vector6d>(16); + construct_at_boundary<Vector7d>(4); + construct_at_boundary<Vector8d>(EIGEN_MAX_ALIGN_BYTES); + construct_at_boundary<Vector9d>(4); + construct_at_boundary<Vector10d>(16); + construct_at_boundary<Vector12d>(EIGEN_MAX_ALIGN_BYTES); + construct_at_boundary<Matrix2d>(EIGEN_MAX_ALIGN_BYTES); construct_at_boundary<Matrix3d>(4); - construct_at_boundary<Matrix4d>(16); + construct_at_boundary<Matrix4d>(EIGEN_MAX_ALIGN_BYTES); construct_at_boundary<Vector2cf>(16); construct_at_boundary<Vector3cf>(4); - construct_at_boundary<Vector2cd>(16); + construct_at_boundary<Vector2cd>(EIGEN_MAX_ALIGN_BYTES); construct_at_boundary<Vector3cd>(16); - #endif +#endif check_unalignedassert_good<TestNew1>(); check_unalignedassert_good<TestNew2>(); @@ -109,15 +145,32 @@ void unalignedassert() check_unalignedassert_good<TestNew6>(); check_unalignedassert_good<Depends<true> >(); -#if EIGEN_ALIGN_STATICALLY - VERIFY_RAISES_ASSERT(construct_at_boundary<Vector4f>(8)); - VERIFY_RAISES_ASSERT(construct_at_boundary<Matrix4f>(8)); - VERIFY_RAISES_ASSERT(construct_at_boundary<Vector2d>(8)); - VERIFY_RAISES_ASSERT(construct_at_boundary<Vector4d>(8)); - VERIFY_RAISES_ASSERT(construct_at_boundary<Matrix2d>(8)); - VERIFY_RAISES_ASSERT(construct_at_boundary<Matrix4d>(8)); - VERIFY_RAISES_ASSERT(construct_at_boundary<Vector2cf>(8)); - VERIFY_RAISES_ASSERT(construct_at_boundary<Vector2cd>(8)); +#if EIGEN_MAX_STATIC_ALIGN_BYTES>0 + if(EIGEN_MAX_ALIGN_BYTES>=16) + { + VERIFY_RAISES_ASSERT(construct_at_boundary<Vector4f>(8)); + VERIFY_RAISES_ASSERT(construct_at_boundary<Vector8f>(8)); + VERIFY_RAISES_ASSERT(construct_at_boundary<Vector12f>(8)); + VERIFY_RAISES_ASSERT(construct_at_boundary<Vector2d>(8)); + VERIFY_RAISES_ASSERT(construct_at_boundary<Vector4d>(8)); + VERIFY_RAISES_ASSERT(construct_at_boundary<Vector6d>(8)); + VERIFY_RAISES_ASSERT(construct_at_boundary<Vector8d>(8)); + VERIFY_RAISES_ASSERT(construct_at_boundary<Vector10d>(8)); + VERIFY_RAISES_ASSERT(construct_at_boundary<Vector12d>(8)); + // Complexes are disabled because the compiler might aggressively vectorize + // the initialization of complex coeffs to 0 before we can check for alignedness + //VERIFY_RAISES_ASSERT(construct_at_boundary<Vector2cf>(8)); + VERIFY_RAISES_ASSERT(construct_at_boundary<Vector4i>(8)); + } + for(int b=8; b<EIGEN_MAX_ALIGN_BYTES; b+=8) + { + if(b<32) VERIFY_RAISES_ASSERT(construct_at_boundary<Vector8f>(b)); + if(b<64) VERIFY_RAISES_ASSERT(construct_at_boundary<Matrix4f>(b)); + if(b<32) VERIFY_RAISES_ASSERT(construct_at_boundary<Vector4d>(b)); + if(b<32) VERIFY_RAISES_ASSERT(construct_at_boundary<Matrix2d>(b)); + if(b<128) VERIFY_RAISES_ASSERT(construct_at_boundary<Matrix4d>(b)); + //if(b<32) VERIFY_RAISES_ASSERT(construct_at_boundary<Vector2cd>(b)); + } #endif } |