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Added missing assignment operator to the TensorUInt128 class, and made misc small improvements

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This commit is contained in:
Benoit Steiner 2016-03-30 13:17:03 -07:00
parent 01b5333e44
commit 1b40abbf99
2 changed files with 13 additions and 2 deletions
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13
unsupported/Eigen/CXX11/src/Tensor/TensorUInt128.h
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@ -40,14 +40,25 @@ struct TensorUInt128
EIGEN_STATIC_ASSERT(sizeof(OTHER_LOW) <= sizeof(LOW), YOU_MADE_A_PROGRAMMING_MISTAKE); EIGEN_STATIC_ASSERT(sizeof(OTHER_LOW) <= sizeof(LOW), YOU_MADE_A_PROGRAMMING_MISTAKE);
} }
template<typename OTHER_HIGH, typename OTHER_LOW>
EIGEN_DEVICE_FUNC EIGEN_ALWAYS_INLINE
TensorUInt128& operator = (const TensorUInt128<OTHER_HIGH, OTHER_LOW>& other) {
EIGEN_STATIC_ASSERT(sizeof(OTHER_HIGH) <= sizeof(HIGH), YOU_MADE_A_PROGRAMMING_MISTAKE);
EIGEN_STATIC_ASSERT(sizeof(OTHER_LOW) <= sizeof(LOW), YOU_MADE_A_PROGRAMMING_MISTAKE);
high = other.high;
low = other.low;
return *this;
}
template<typename T> template<typename T>
EIGEN_DEVICE_FUNC EIGEN_ALWAYS_INLINE EIGEN_DEVICE_FUNC EIGEN_ALWAYS_INLINE
explicit TensorUInt128(const T& x) : high(0), low(x) { explicit TensorUInt128(const T& x) : high(0), low(x) {
eigen_assert(x < NumTraits<LOW>::highest());
eigen_assert(x >= 0); eigen_assert(x >= 0);
} }
EIGEN_DEVICE_FUNC EIGEN_ALWAYS_INLINE EIGEN_DEVICE_FUNC EIGEN_ALWAYS_INLINE
TensorUInt128(uint64_t y, uint64_t x) : high(y), low(x) { } TensorUInt128(HIGH y, LOW x) : high(y), low(x) { }
EIGEN_DEVICE_FUNC EIGEN_ALWAYS_INLINE operator LOW() const { EIGEN_DEVICE_FUNC EIGEN_ALWAYS_INLINE operator LOW() const {
return low; return low;

2
unsupported/test/cxx11_tensor_uint128.cpp
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@ -147,7 +147,7 @@ void test_misc2() {
void test_cxx11_tensor_uint128() void test_cxx11_tensor_uint128()
{ {
#ifdef EIGEN_NO_INT128 #ifdef EIGEN_NO_INT128
// Skip the test on compilers that don't support 128bit integers natively // Skip the test on compilers that don't support 128bit integers natively
return; return;
#else #else
CALL_SUBTEST_1(test_add()); CALL_SUBTEST_1(test_add());