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Merged eigen/eigen into default

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This commit is contained in:
Rasmus Larsen 2016-04-08 12:58:57 -07:00
commit 0b81a18d12
6 changed files with 29 additions and 13 deletions
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12
Eigen/src/Cholesky/LDLT.h
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@ -281,8 +281,8 @@ template<> struct ldlt_inplace<Lower>
if (size <= 1)
{
transpositions.setIdentity();
if (numext::real(mat.coeff(0,0)) > 0) sign = PositiveSemiDef;
else if (numext::real(mat.coeff(0,0)) < 0) sign = NegativeSemiDef;
if (numext::real(mat.coeff(0,0)) > static_cast<RealScalar>(0) ) sign = PositiveSemiDef;
else if (numext::real(mat.coeff(0,0)) < static_cast<RealScalar>(0)) sign = NegativeSemiDef;
else sign = ZeroSign;
return true;
}
@ -339,12 +339,12 @@ template<> struct ldlt_inplace<Lower>
A21 /= realAkk;
if (sign == PositiveSemiDef) {
if (realAkk < 0) sign = Indefinite;
if (realAkk < static_cast<RealScalar>(0)) sign = Indefinite;
} else if (sign == NegativeSemiDef) {
if (realAkk > 0) sign = Indefinite;
if (realAkk > static_cast<RealScalar>(0)) sign = Indefinite;
} else if (sign == ZeroSign) {
if (realAkk > 0) sign = PositiveSemiDef;
else if (realAkk < 0) sign = NegativeSemiDef;
if (realAkk > static_cast<RealScalar>(0)) sign = PositiveSemiDef;
else if (realAkk < static_cast<RealScalar>(0)) sign = NegativeSemiDef;
}
}

4
Eigen/src/Core/arch/NEON/PacketMath.h
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@ -179,6 +179,8 @@ template<> EIGEN_STRONG_INLINE Packet4i pdiv<Packet4i>(const Packet4i& /*a*/, co
// Clang/ARM wrongly advertises __ARM_FEATURE_FMA even when it's not available,
// then implements a slow software scalar fallback calling fmaf()!
// Filed LLVM bug:
// https://llvm.org/bugs/show_bug.cgi?id=27216
#if (defined __ARM_FEATURE_FMA) && !(EIGEN_COMP_CLANG && EIGEN_ARCH_ARM)
// See bug 936.
// FMA is available on VFPv4 i.e. when compiling with -mfpu=neon-vfpv4.
@ -195,6 +197,8 @@ template<> EIGEN_STRONG_INLINE Packet4f pmadd(const Packet4f& a, const Packet4f&
// -march=armv7-a, that is a very common case.
// See e.g. this thread:
// http://lists.llvm.org/pipermail/llvm-dev/2013-December/068806.html
// Filed LLVM bug:
// https://llvm.org/bugs/show_bug.cgi?id=27219
Packet4f r = c;
asm volatile(
"vmla.f32 %q[r], %q[a], %q[b]"

5
bench/tensors/tensor_benchmarks.h
View File

@ -46,8 +46,13 @@ template <typename Device, typename T> class BenchmarkSuite {
void typeCasting(int num_iters) {
eigen_assert(m_ == n_);
Eigen::array<TensorIndex, 2> sizes;
if (sizeof(T) >= sizeof(int)) {
sizes[0] = m_;
sizes[1] = k_;
} else {
sizes[0] = m_ * sizeof(T) / sizeof(int);
sizes[1] = k_ * sizeof(T) / sizeof(int);
}
const TensorMap<Tensor<int, 2, 0, TensorIndex>, Eigen::Aligned> A((int*)a_, sizes);
TensorMap<Tensor<T, 2, 0, TensorIndex>, Eigen::Aligned> B(b_, sizes);

2
bench/tensors/tensor_benchmarks_fp16_gpu.cu
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@ -28,7 +28,7 @@ BM_FuncGPU(shuffling);
BM_FuncGPU(padding);
BM_FuncGPU(striding);
BM_FuncGPU(broadcasting);
//BM_FuncGPU(coeffWiseOp);
BM_FuncGPU(coeffWiseOp);
//BM_FuncGPU(algebraicFunc);
//BM_FuncGPU(transcendentalFunc);
BM_FuncGPU(rowReduction);

3
unsupported/test/CMakeLists.txt
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@ -110,13 +110,12 @@ ei_add_test(minres)
ei_add_test(levenberg_marquardt)
ei_add_test(kronecker_product)
ei_add_test(float16)
if(EIGEN_TEST_CXX11)
# It should be safe to always run these tests as there is some fallback code for
# older compiler that don't support cxx11.
set(CMAKE_CXX_STANDARD 11)
ei_add_test(cxx11_float16)
ei_add_test(cxx11_meta)
ei_add_test(cxx11_tensor_simple)
# ei_add_test(cxx11_tensor_symmetry)

12
unsupported/test/float16.cpp → unsupported/test/cxx11_float16.cpp
View File

@ -7,7 +7,7 @@
#define EIGEN_TEST_NO_LONGDOUBLE
#define EIGEN_TEST_NO_COMPLEX
#define EIGEN_TEST_FUNC float16
#define EIGEN_TEST_FUNC cxx11_float16
#include "main.h"
#include <Eigen/src/Core/arch/CUDA/Half.h>
@ -64,9 +64,13 @@ void test_conversion()
VERIFY((numext::isnan)(float(half(__half{0xfc01}))));
VERIFY((numext::isinf)(float(half(__half{0x7c00}))));
VERIFY((numext::isnan)(float(half(__half{0x7c01}))));
#if !EIGEN_COMP_MSVC
// Visual Studio errors out on divisions by 0
VERIFY((numext::isnan)(float(half(0.0 / 0.0))));
VERIFY((numext::isinf)(float(half(1.0 / 0.0))));
VERIFY((numext::isinf)(float(half(-1.0 / 0.0))));
#endif
// Exactly same checks as above, just directly on the half representation.
VERIFY(!(numext::isinf)(half(__half{0x7bff})));
@ -75,9 +79,13 @@ void test_conversion()
VERIFY((numext::isnan)(half(__half{0xfc01})));
VERIFY((numext::isinf)(half(__half{0x7c00})));
VERIFY((numext::isnan)(half(__half{0x7c01})));
#if !EIGEN_COMP_MSVC
// Visual Studio errors out on divisions by 0
VERIFY((numext::isnan)(half(0.0 / 0.0)));
VERIFY((numext::isinf)(half(1.0 / 0.0)));
VERIFY((numext::isinf)(half(-1.0 / 0.0)));
#endif
}
void test_arithmetic()
@ -138,7 +146,7 @@ void test_functions()
VERIFY_IS_APPROX(float(numext::log(half(10.0f))), 2.30273f);
}
void test_float16()
void test_cxx11_float16()
{
CALL_SUBTEST(test_conversion());
CALL_SUBTEST(test_arithmetic());