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Require recent GCC and MSCV and removed EIGEN_HAS_CXX14 and some other feature test macros

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This commit is contained in:
Erik Schultheis
2021-12-01 00:48:34 +00:00
committed by Rasmus Munk Larsen
parent 085c2fc5d5
commit ec2fd0f7ed
39 changed files with 52 additions and 702 deletions
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26
Eigen/src/Core/util/ConfigureVectorization.h
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@@ -30,27 +30,13 @@
*
* If we made alignment depend on whether or not EIGEN_VECTORIZE is defined, it would be impossible to link
* vectorized and non-vectorized code.
*
* FIXME: this code can be cleaned up once we switch to proper C++11 only.
*/
#if (defined EIGEN_CUDACC)
#define EIGEN_ALIGN_TO_BOUNDARY(n) __align__(n)
#define EIGEN_ALIGNOF(x) __alignof(x)
#elif EIGEN_HAS_ALIGNAS
#else
#define EIGEN_ALIGN_TO_BOUNDARY(n) alignas(n)
#define EIGEN_ALIGNOF(x) alignof(x)
#elif EIGEN_COMP_GNUC || EIGEN_COMP_PGI || EIGEN_COMP_IBM || EIGEN_COMP_ARM
#define EIGEN_ALIGN_TO_BOUNDARY(n) __attribute__((aligned(n)))
#define EIGEN_ALIGNOF(x) __alignof(x)
#elif EIGEN_COMP_MSVC
#define EIGEN_ALIGN_TO_BOUNDARY(n) __declspec(align(n))
#define EIGEN_ALIGNOF(x) __alignof(x)
#elif EIGEN_COMP_SUNCC
// FIXME not sure about this one:
#define EIGEN_ALIGN_TO_BOUNDARY(n) __attribute__((aligned(n)))
#define EIGEN_ALIGNOF(x) __alignof(x)
#else
#error Please tell me what is the equivalent of alignas(n) and alignof(x) for your compiler
#endif
// If the user explicitly disable vectorization, then we also disable alignment
@@ -200,14 +186,12 @@
// removed as gcc 4.1 and msvc 2008 are not supported anyways.
#if EIGEN_COMP_MSVC
#include <malloc.h> // for _aligned_malloc -- need it regardless of whether vectorization is enabled
#if (EIGEN_COMP_MSVC >= 1500) // 2008 or later
// a user reported that in 64-bit mode, MSVC doesn't care to define _M_IX86_FP.
#if (defined(_M_IX86_FP) && (_M_IX86_FP >= 2)) || EIGEN_ARCH_x86_64
#define EIGEN_SSE2_ON_MSVC_2008_OR_LATER
#endif
// a user reported that in 64-bit mode, MSVC doesn't care to define _M_IX86_FP.
#if (defined(_M_IX86_FP) && (_M_IX86_FP >= 2)) || EIGEN_ARCH_x86_64
#define EIGEN_SSE2_ON_MSVC_2008_OR_LATER
#endif
#else
#if (defined __SSE2__) && ( (!EIGEN_COMP_GNUC) || EIGEN_COMP_ICC || EIGEN_GNUC_AT_LEAST(4,2) )
#if (defined __SSE2__) && ( (!EIGEN_COMP_GNUC) || EIGEN_COMP_ICC || EIGEN_COMP_GNUC )
#define EIGEN_SSE2_ON_NON_MSVC_BUT_NOT_OLD_GCC
#endif
#endif