improve random
diff --git a/Eigen/src/Core/MathFunctions.h b/Eigen/src/Core/MathFunctions.h
index 0be29bc..3f5df7b 100644
--- a/Eigen/src/Core/MathFunctions.h
+++ b/Eigen/src/Core/MathFunctions.h
@@ -563,34 +563,6 @@
}
};
-/****************************************************************************
- * Implementation of random *
- ****************************************************************************/
-
-template <typename Scalar, bool IsComplex, bool IsInteger>
-struct random_default_impl {};
-
-template <typename Scalar>
-struct random_impl : random_default_impl<Scalar, NumTraits<Scalar>::IsComplex, NumTraits<Scalar>::IsInteger> {};
-
-template <typename Scalar>
-struct random_retval {
- typedef Scalar type;
-};
-
-template <typename Scalar>
-inline EIGEN_MATHFUNC_RETVAL(random, Scalar) random(const Scalar& x, const Scalar& y);
-template <typename Scalar>
-inline EIGEN_MATHFUNC_RETVAL(random, Scalar) random();
-
-template <typename Scalar>
-struct random_default_impl<Scalar, false, false> {
- static inline Scalar run(const Scalar& x, const Scalar& y) {
- return x + (y - x) * Scalar(std::rand()) / Scalar(RAND_MAX);
- }
- static inline Scalar run() { return run(Scalar(NumTraits<Scalar>::IsSigned ? -1 : 0), Scalar(1)); }
-};
-
enum { meta_floor_log2_terminate, meta_floor_log2_move_up, meta_floor_log2_move_down, meta_floor_log2_bogus };
template <unsigned int n, int lower, int upper>
@@ -769,56 +741,166 @@
#endif // EIGEN_COMP_GNUC || EIGEN_COMP_CLANG
+template <typename BitsType>
+int log2_ceil(BitsType x) {
+ int n = CHAR_BIT * sizeof(BitsType) - clz(x);
+ bool powerOfTwo = (x & (x - 1)) == 0;
+ return x == 0 ? 0 : powerOfTwo ? n - 1 : n;
+}
+
+template <typename BitsType>
+int log2_floor(BitsType x) {
+ int n = CHAR_BIT * sizeof(BitsType) - clz(x);
+ return x == 0 ? 0 : n - 1;
+}
+
+/****************************************************************************
+ * Implementation of random *
+ ****************************************************************************/
+
+// return a Scalar filled with numRandomBits beginning from the least significant bit
+template <typename Scalar>
+Scalar getRandomBits(int numRandomBits) {
+ using BitsType = typename numext::get_integer_by_size<sizeof(Scalar)>::unsigned_type;
+ enum : int {
+ StdRandBits = meta_floor_log2<(unsigned int)(RAND_MAX) + 1>::value,
+ ScalarBits = sizeof(Scalar) * CHAR_BIT
+ };
+ eigen_assert((numRandomBits >= 0) && (numRandomBits <= ScalarBits));
+ const BitsType mask = BitsType(-1) >> (ScalarBits - numRandomBits);
+ BitsType randomBits = BitsType(0);
+ for (int shift = 0; shift < numRandomBits; shift += StdRandBits) {
+ int r = std::rand();
+ randomBits |= static_cast<BitsType>(r) << shift;
+ }
+ // clear the excess bits
+ randomBits &= mask;
+ return numext::bit_cast<Scalar, BitsType>(randomBits);
+}
+
+template <typename Scalar, bool IsComplex, bool IsInteger>
+struct random_default_impl {};
+
+template <typename Scalar>
+struct random_impl : random_default_impl<Scalar, NumTraits<Scalar>::IsComplex, NumTraits<Scalar>::IsInteger> {};
+
+template <typename Scalar>
+struct random_retval {
+ typedef Scalar type;
+};
+
+template <typename Scalar>
+inline EIGEN_MATHFUNC_RETVAL(random, Scalar) random(const Scalar& x, const Scalar& y);
+template <typename Scalar>
+inline EIGEN_MATHFUNC_RETVAL(random, Scalar) random();
+
+template <typename Scalar>
+struct random_default_impl<Scalar, false, false> {
+ using BitsType = typename numext::get_integer_by_size<sizeof(Scalar)>::unsigned_type;
+ enum : int { MantissaBits = NumTraits<Scalar>::digits() - 1 };
+ static EIGEN_DEVICE_FUNC inline Scalar run(const Scalar& x, const Scalar& y, int numRandomBits = MantissaBits) {
+ Scalar half_x = Scalar(0.5) * x;
+ Scalar half_y = Scalar(0.5) * y;
+ Scalar result = (half_x + half_y) + (half_y - half_x) * run(numRandomBits);
+ // result is in the half-open interval [x, y) -- provided that x < y
+ return result;
+ }
+ static EIGEN_DEVICE_FUNC inline Scalar run(int numRandomBits = MantissaBits) {
+ eigen_assert(numRandomBits >= 0 && numRandomBits <= MantissaBits);
+ BitsType randomBits = getRandomBits<BitsType>(numRandomBits);
+ // if fewer than MantissaBits is requested, shift them to the left
+ randomBits <<= (MantissaBits - numRandomBits);
+ // randomBits is in the half-open interval [2,4)
+ randomBits |= numext::bit_cast<BitsType>(Scalar(2));
+ // result is in the half-open interval [-1,1)
+ Scalar result = numext::bit_cast<Scalar>(randomBits) - Scalar(3);
+ return result;
+ }
+};
+
+// TODO: fix this for PPC
+template <bool Specialize = sizeof(long double) == 2 * sizeof(uint64_t) && !EIGEN_ARCH_PPC>
+struct random_longdouble_impl {
+ enum : int {
+ Size = sizeof(long double),
+ MantissaBits = NumTraits<long double>::digits() - 1,
+ LowBits = MantissaBits > 64 ? 64 : MantissaBits,
+ HighBits = MantissaBits > 64 ? MantissaBits - 64 : 0
+ };
+ static EIGEN_DEVICE_FUNC inline long double run() {
+ EIGEN_USING_STD(memcpy)
+ uint64_t randomBits[2];
+ long double result = 2.0L;
+ memcpy(&randomBits, &result, Size);
+ randomBits[0] |= getRandomBits<uint64_t>(LowBits);
+ randomBits[1] |= getRandomBits<uint64_t>(HighBits);
+ memcpy(&result, &randomBits, Size);
+ result -= 3.0L;
+ return result;
+ }
+};
+template <>
+struct random_longdouble_impl<false> {
+ using Impl = random_impl<double>;
+ static EIGEN_DEVICE_FUNC inline long double run() { return static_cast<long double>(Impl::run()); }
+};
+
+template <>
+struct random_impl<long double> {
+ static EIGEN_DEVICE_FUNC inline long double run(const long double& x, const long double& y) {
+ long double half_x = 0.5L * x;
+ long double half_y = 0.5L * y;
+ long double result = (half_x + half_y) + (half_y - half_x) * run();
+ return result;
+ }
+ static EIGEN_DEVICE_FUNC inline long double run() { return random_longdouble_impl<>::run(); }
+};
+
template <typename Scalar>
struct random_default_impl<Scalar, false, true> {
- static inline Scalar run(const Scalar& x, const Scalar& y) {
+ using BitsType = typename numext::get_integer_by_size<sizeof(Scalar)>::unsigned_type;
+ enum : int { ScalarBits = sizeof(Scalar) * CHAR_BIT };
+ static EIGEN_DEVICE_FUNC inline Scalar run(const Scalar& x, const Scalar& y) {
if (y <= x) return x;
- // ScalarU is the unsigned counterpart of Scalar, possibly Scalar itself.
- typedef typename make_unsigned<Scalar>::type ScalarU;
- // ScalarX is the widest of ScalarU and unsigned int.
- // We'll deal only with ScalarX and unsigned int below thus avoiding signed
- // types and arithmetic and signed overflows (which are undefined behavior).
- typedef std::conditional_t<(ScalarU(-1) > unsigned(-1)), ScalarU, unsigned> ScalarX;
- // The following difference doesn't overflow, provided our integer types are two's
- // complement and have the same number of padding bits in signed and unsigned variants.
- // This is the case in most modern implementations of C++.
- ScalarX range = ScalarX(y) - ScalarX(x);
- ScalarX offset = 0;
- ScalarX divisor = 1;
- ScalarX multiplier = 1;
- const unsigned rand_max = RAND_MAX;
- if (range <= rand_max)
- divisor = (rand_max + 1) / (range + 1);
- else
- multiplier = 1 + range / (rand_max + 1);
- // Rejection sampling.
+ const BitsType range = static_cast<BitsType>(y) - static_cast<BitsType>(x) + 1;
+ // handle edge case where [x,y] spans the entire range of Scalar
+ if (range == 0) return getRandomBits<Scalar>(ScalarBits);
+ // calculate the number of random bits needed to fill range
+ const int numRandomBits = log2_ceil(range);
+ BitsType randomBits;
do {
- offset = (unsigned(std::rand()) * multiplier) / divisor;
- } while (offset > range);
- return Scalar(ScalarX(x) + offset);
+ randomBits = getRandomBits<BitsType>(numRandomBits);
+ // if the random draw is outside [0, range), try again (rejection sampling)
+ // in the worst-case scenario, the probability of rejection is: 1/2 - 1/2^numRandomBits < 50%
+ } while (randomBits >= range);
+ Scalar result = x + static_cast<Scalar>(randomBits);
+ return result;
}
- static inline Scalar run() {
+ static EIGEN_DEVICE_FUNC inline Scalar run() {
#ifdef EIGEN_MAKING_DOCS
return run(Scalar(NumTraits<Scalar>::IsSigned ? -10 : 0), Scalar(10));
#else
- enum {
- rand_bits = meta_floor_log2<(unsigned int)(RAND_MAX) + 1>::value,
- scalar_bits = sizeof(Scalar) * CHAR_BIT,
- shift = plain_enum_max(0, int(rand_bits) - int(scalar_bits)),
- offset = NumTraits<Scalar>::IsSigned ? (1 << (plain_enum_min(rand_bits, scalar_bits) - 1)) : 0
- };
- return Scalar((std::rand() >> shift) - offset);
+ return getRandomBits<Scalar>(ScalarBits);
#endif
}
};
+template <>
+struct random_impl<bool> {
+ static EIGEN_DEVICE_FUNC inline bool run(const bool& x, const bool& y) {
+ if (y <= x) return x;
+ return run();
+ }
+ static EIGEN_DEVICE_FUNC inline bool run() { return getRandomBits<int>(1) ? true : false; }
+};
+
template <typename Scalar>
struct random_default_impl<Scalar, true, false> {
- static inline Scalar run(const Scalar& x, const Scalar& y) {
+ static EIGEN_DEVICE_FUNC inline Scalar run(const Scalar& x, const Scalar& y) {
return Scalar(random(x.real(), y.real()), random(x.imag(), y.imag()));
}
- static inline Scalar run() {
+ static EIGEN_DEVICE_FUNC inline Scalar run() {
typedef typename NumTraits<Scalar>::Real RealScalar;
return Scalar(random<RealScalar>(), random<RealScalar>());
}
@@ -1864,13 +1946,6 @@
******************************************/
template <>
-struct random_impl<bool> {
- static inline bool run() { return random<int>(0, 1) == 0 ? false : true; }
-
- static inline bool run(const bool& a, const bool& b) { return random<int>(a, b) == 0 ? false : true; }
-};
-
-template <>
struct scalar_fuzzy_impl<bool> {
typedef bool RealScalar;
diff --git a/Eigen/src/Core/NumTraits.h b/Eigen/src/Core/NumTraits.h
index 80f74e9..2848b78 100644
--- a/Eigen/src/Core/NumTraits.h
+++ b/Eigen/src/Core/NumTraits.h
@@ -206,9 +206,7 @@
EIGEN_DEVICE_FUNC EIGEN_CONSTEXPR static inline T highest() { return (numext::numeric_limits<T>::max)(); }
- EIGEN_DEVICE_FUNC EIGEN_CONSTEXPR static inline T lowest() {
- return IsInteger ? (numext::numeric_limits<T>::min)() : static_cast<T>(-(numext::numeric_limits<T>::max)());
- }
+ EIGEN_DEVICE_FUNC EIGEN_CONSTEXPR static inline T lowest() { return (numext::numeric_limits<T>::lowest)(); }
EIGEN_DEVICE_FUNC EIGEN_CONSTEXPR static inline T infinity() { return numext::numeric_limits<T>::infinity(); }
diff --git a/Eigen/src/Core/arch/Default/BFloat16.h b/Eigen/src/Core/arch/Default/BFloat16.h
index 68b48f9..be44909 100644
--- a/Eigen/src/Core/arch/Default/BFloat16.h
+++ b/Eigen/src/Core/arch/Default/BFloat16.h
@@ -677,16 +677,22 @@
namespace internal {
template <>
-struct random_default_impl<bfloat16, false, false> {
- static inline bfloat16 run(const bfloat16& x, const bfloat16& y) {
- return x + (y - x) * bfloat16(float(std::rand()) / float(RAND_MAX));
- }
- static inline bfloat16 run() { return run(bfloat16(-1.f), bfloat16(1.f)); }
+struct is_arithmetic<bfloat16> {
+ enum { value = true };
};
template <>
-struct is_arithmetic<bfloat16> {
- enum { value = true };
+struct random_impl<bfloat16> {
+ enum : int { MantissaBits = 7 };
+ using Impl = random_impl<float>;
+ static EIGEN_DEVICE_FUNC inline bfloat16 run(const bfloat16& x, const bfloat16& y) {
+ float result = Impl::run(x, y, MantissaBits);
+ return bfloat16(result);
+ }
+ static EIGEN_DEVICE_FUNC inline bfloat16 run() {
+ float result = Impl::run(MantissaBits);
+ return bfloat16(result);
+ }
};
} // namespace internal
diff --git a/Eigen/src/Core/arch/Default/Half.h b/Eigen/src/Core/arch/Default/Half.h
index 92516c7..17d534d 100644
--- a/Eigen/src/Core/arch/Default/Half.h
+++ b/Eigen/src/Core/arch/Default/Half.h
@@ -762,16 +762,22 @@
namespace internal {
template <>
-struct random_default_impl<half, false, false> {
- static inline half run(const half& x, const half& y) {
- return x + (y - x) * half(float(std::rand()) / float(RAND_MAX));
- }
- static inline half run() { return run(half(-1.f), half(1.f)); }
+struct is_arithmetic<half> {
+ enum { value = true };
};
template <>
-struct is_arithmetic<half> {
- enum { value = true };
+struct random_impl<half> {
+ enum : int { MantissaBits = 10 };
+ using Impl = random_impl<float>;
+ static EIGEN_DEVICE_FUNC inline half run(const half& x, const half& y) {
+ float result = Impl::run(x, y, MantissaBits);
+ return half(result);
+ }
+ static EIGEN_DEVICE_FUNC inline half run() {
+ float result = Impl::run(MantissaBits);
+ return half(result);
+ }
};
} // end namespace internal
diff --git a/test/AnnoyingScalar.h b/test/AnnoyingScalar.h
index b4f77ad..637fdbf 100644
--- a/test/AnnoyingScalar.h
+++ b/test/AnnoyingScalar.h
@@ -183,6 +183,20 @@
EIGEN_STRONG_INLINE float cast(const AnnoyingScalar& x) {
return *x.v;
}
+
+template <>
+struct random_impl<AnnoyingScalar> {
+ using Impl = random_impl<float>;
+ static EIGEN_DEVICE_FUNC inline AnnoyingScalar run(const AnnoyingScalar& x, const AnnoyingScalar& y) {
+ float result = Impl::run(*x.v, *y.v);
+ return AnnoyingScalar(result);
+ }
+ static EIGEN_DEVICE_FUNC inline AnnoyingScalar run() {
+ float result = Impl::run();
+ return AnnoyingScalar(result);
+ }
+};
+
} // namespace internal
} // namespace Eigen
diff --git a/test/MovableScalar.h b/test/MovableScalar.h
index 52591bc..56a873e 100644
--- a/test/MovableScalar.h
+++ b/test/MovableScalar.h
@@ -28,6 +28,23 @@
template <>
struct NumTraits<MovableScalar<float>> : GenericNumTraits<float> {};
+
+namespace internal {
+template <typename T>
+struct random_impl<MovableScalar<T>> {
+ using MoveableT = MovableScalar<T>;
+ using Impl = random_impl<T>;
+ static EIGEN_DEVICE_FUNC inline MoveableT run(const MoveableT& x, const MoveableT& y) {
+ T result = Impl::run(x, y);
+ return MoveableT(result);
+ }
+ static EIGEN_DEVICE_FUNC inline MoveableT run() {
+ T result = Impl::run();
+ return MoveableT(result);
+ }
+};
+} // namespace internal
+
} // namespace Eigen
#endif
diff --git a/test/SafeScalar.h b/test/SafeScalar.h
index 2079af4..4f4da56 100644
--- a/test/SafeScalar.h
+++ b/test/SafeScalar.h
@@ -26,3 +26,21 @@
T val_;
bool initialized_;
};
+
+namespace Eigen {
+namespace internal {
+template <typename T>
+struct random_impl<SafeScalar<T>> {
+ using SafeT = SafeScalar<T>;
+ using Impl = random_impl<T>;
+ static EIGEN_DEVICE_FUNC inline SafeT run(const SafeT& x, const SafeT& y) {
+ T result = Impl::run(x, y);
+ return SafeT(result);
+ }
+ static EIGEN_DEVICE_FUNC inline SafeT run() {
+ T result = Impl::run();
+ return SafeT(result);
+ }
+};
+} // namespace internal
+} // namespace Eigen
diff --git a/test/geo_alignedbox.cpp b/test/geo_alignedbox.cpp
index 266e58b..f335b34 100644
--- a/test/geo_alignedbox.cpp
+++ b/test/geo_alignedbox.cpp
@@ -36,10 +36,10 @@
const Index dim = box.dim();
- VectorType p0 = VectorType::Random(dim);
- VectorType p1 = VectorType::Random(dim);
+ VectorType p0 = VectorType::Random(dim) / Scalar(2);
+ VectorType p1 = VectorType::Random(dim) / Scalar(2);
while (p1 == p0) {
- p1 = VectorType::Random(dim);
+ p1 = VectorType::Random(dim) / Scalar(2);
}
RealScalar s1 = internal::random<RealScalar>(0, 1);
@@ -216,7 +216,7 @@
Matrix<Scalar, Dim, (1 << Dim)> boxGetCorners(const Matrix<Scalar, Dim, 1>& min_, const Matrix<Scalar, Dim, 1>& max_) {
Matrix<Scalar, Dim, (1 << Dim)> result;
for (Index i = 0; i < (1 << Dim); ++i) {
- for (Index j = 0; j < Dim; ++j) result(j, i) = (i & (1 << j)) ? min_(j) : max_(j);
+ for (Index j = 0; j < Dim; ++j) result(j, i) = (i & (Index(1) << j)) ? min_(j) : max_(j);
}
return result;
}
diff --git a/test/rand.cpp b/test/rand.cpp
index 2b193ff..bb90ad9 100644
--- a/test/rand.cpp
+++ b/test/rand.cpp
@@ -7,10 +7,9 @@
// 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/.
+#include <cstdlib>
#include "main.h"
-typedef long long int64;
-
template <typename Scalar>
Scalar check_in_range(Scalar x, Scalar y) {
Scalar r = internal::random<Scalar>(x, y);
@@ -25,8 +24,8 @@
void check_all_in_range(Scalar x, Scalar y) {
Array<int, 1, Dynamic> mask(y - x + 1);
mask.fill(0);
- long n = (y - x + 1) * 32;
- for (long k = 0; k < n; ++k) {
+ int64_t n = (y - x + 1) * 32;
+ for (int64_t k = 0; k < n; ++k) {
mask(check_in_range(x, y) - x)++;
}
for (Index i = 0; i < mask.size(); ++i)
@@ -34,82 +33,203 @@
VERIFY((mask > 0).all());
}
+template <typename Scalar, typename EnableIf = void>
+class HistogramHelper {
+ public:
+ HistogramHelper(int nbins) : HistogramHelper(Scalar(-1), Scalar(1), nbins) {}
+ HistogramHelper(Scalar lower, Scalar upper, int nbins) {
+ lower_ = static_cast<double>(lower);
+ upper_ = static_cast<double>(upper);
+ num_bins_ = nbins;
+ bin_width_ = (upper_ - lower_) / static_cast<double>(nbins);
+ }
+ int bin(Scalar v) {
+ double result = (static_cast<double>(v) - lower_) / bin_width_;
+ return std::min<int>(static_cast<int>(result), num_bins_ - 1);
+ }
+
+ double uniform_bin_probability(int bin) {
+ double range = upper_ - lower_;
+ if (bin < num_bins_ - 1) {
+ return bin_width_ / range;
+ }
+ return (upper_ - (lower_ + double(bin) * bin_width_)) / range;
+ }
+
+ private:
+ double lower_;
+ double upper_;
+ int num_bins_;
+ double bin_width_;
+};
+
+template <typename Scalar>
+class HistogramHelper<Scalar, std::enable_if_t<Eigen::NumTraits<Scalar>::IsInteger>> {
+ public:
+ using RangeType = typename Eigen::internal::make_unsigned<Scalar>::type;
+ HistogramHelper(int nbins)
+ : HistogramHelper(Eigen::NumTraits<Scalar>::lowest(), Eigen::NumTraits<Scalar>::highest(), nbins) {}
+ HistogramHelper(Scalar lower, Scalar upper, int nbins)
+ : lower_{lower}, upper_{upper}, num_bins_{nbins}, bin_width_{bin_width(lower, upper, nbins)} {}
+
+ int bin(Scalar v) { return static_cast<int>(RangeType(v - lower_) / bin_width_); }
+
+ double uniform_bin_probability(int bin) {
+ // Avoid overflow in computing range.
+ double range = static_cast<double>(RangeType(upper_ - lower_)) + 1.0;
+ if (bin < num_bins_ - 1) {
+ return static_cast<double>(bin_width_) / range;
+ }
+ return static_cast<double>(RangeType(upper_) - RangeType((lower_ + bin * bin_width_)) + 1) / range;
+ }
+
+ private:
+ static constexpr Scalar bin_width(Scalar lower, Scalar upper, int nbins) {
+ // Avoid overflow in computing the full range.
+ return RangeType(upper - nbins - lower + 1) / nbins + 1;
+ }
+
+ Scalar lower_;
+ Scalar upper_;
+ int num_bins_;
+ Scalar bin_width_;
+};
+
template <typename Scalar>
void check_histogram(Scalar x, Scalar y, int bins) {
- Array<int, 1, Dynamic> hist(bins);
- hist.fill(0);
- int f = 100000;
- int n = bins * f;
- int64 range = int64(y) - int64(x);
- int divisor = int((range + 1) / bins);
- assert(((range + 1) % bins) == 0);
- for (int k = 0; k < n; ++k) {
+ Eigen::VectorXd hist = Eigen::VectorXd::Zero(bins);
+ HistogramHelper<Scalar> hist_helper(x, y, bins);
+ int64_t n = static_cast<int64_t>(bins) * 10000; // Approx 10000 per bin.
+ for (int64_t k = 0; k < n; ++k) {
Scalar r = check_in_range(x, y);
- hist(int((int64(r) - int64(x)) / divisor))++;
+ int bin = hist_helper.bin(r);
+ hist(bin)++;
}
- VERIFY((((hist.cast<double>() / double(f)) - 1.0).abs() < 0.03).all());
+ // Normalize bins by probability.
+ for (int i = 0; i < bins; ++i) {
+ hist(i) = hist(i) / n / hist_helper.uniform_bin_probability(i);
+ }
+ VERIFY(((hist.array() - 1.0).abs() < 0.05).all());
+}
+
+template <typename Scalar>
+void check_histogram(int bins) {
+ Eigen::VectorXd hist = Eigen::VectorXd::Zero(bins);
+ HistogramHelper<Scalar> hist_helper(bins);
+ int64_t n = static_cast<int64_t>(bins) * 10000; // Approx 10000 per bin.
+ for (int64_t k = 0; k < n; ++k) {
+ Scalar r = Eigen::internal::random<Scalar>();
+ int bin = hist_helper.bin(r);
+ hist(bin)++;
+ }
+ // Normalize bins by probability.
+ for (int i = 0; i < bins; ++i) {
+ hist(i) = hist(i) / n / hist_helper.uniform_bin_probability(i);
+ }
+ VERIFY(((hist.array() - 1.0).abs() < 0.05).all());
}
EIGEN_DECLARE_TEST(rand) {
- long long_ref = NumTraits<long>::highest() / 10;
+ int64_t int64_ref = NumTraits<int64_t>::highest() / 10;
// the minimum guarantees that these conversions are safe
- auto char_offset = static_cast<signed char>((std::min)(g_repeat, 64));
- auto short_offset = static_cast<signed short>((std::min)(g_repeat, 8000));
+ int8_t int8t_offset = static_cast<int8_t>((std::min)(g_repeat, 64));
+ int16_t int16t_offset = static_cast<int16_t>((std::min)(g_repeat, 8000));
+ EIGEN_UNUSED_VARIABLE(int64_ref);
+ EIGEN_UNUSED_VARIABLE(int8t_offset);
+ EIGEN_UNUSED_VARIABLE(int16t_offset);
for (int i = 0; i < g_repeat * 10000; i++) {
- CALL_SUBTEST(check_in_range<float>(10, 11));
- CALL_SUBTEST(check_in_range<float>(1.24234523f, 1.24234523f));
- CALL_SUBTEST(check_in_range<float>(-1, 1));
- CALL_SUBTEST(check_in_range<float>(-1432.2352f, -1432.2352f));
+ CALL_SUBTEST_1(check_in_range<float>(10.0f, 11.0f));
+ CALL_SUBTEST_1(check_in_range<float>(1.24234523f, 1.24234523f));
+ CALL_SUBTEST_1(check_in_range<float>(-1.0f, 1.0f));
+ CALL_SUBTEST_1(check_in_range<float>(-1432.2352f, -1432.2352f));
- CALL_SUBTEST(check_in_range<double>(10, 11));
- CALL_SUBTEST(check_in_range<double>(1.24234523, 1.24234523));
- CALL_SUBTEST(check_in_range<double>(-1, 1));
- CALL_SUBTEST(check_in_range<double>(-1432.2352, -1432.2352));
+ CALL_SUBTEST_2(check_in_range<double>(10.0, 11.0));
+ CALL_SUBTEST_2(check_in_range<double>(1.24234523, 1.24234523));
+ CALL_SUBTEST_2(check_in_range<double>(-1.0, 1.0));
+ CALL_SUBTEST_2(check_in_range<double>(-1432.2352, -1432.2352));
- CALL_SUBTEST(check_in_range<int>(0, -1));
- CALL_SUBTEST(check_in_range<short>(0, -1));
- CALL_SUBTEST(check_in_range<long>(0, -1));
- CALL_SUBTEST(check_in_range<int>(-673456, 673456));
- CALL_SUBTEST(check_in_range<int>(-RAND_MAX + 10, RAND_MAX - 10));
- CALL_SUBTEST(check_in_range<short>(-24345, 24345));
- CALL_SUBTEST(check_in_range<long>(-long_ref, long_ref));
+ CALL_SUBTEST_3(check_in_range<long double>(10.0L, 11.0L));
+ CALL_SUBTEST_3(check_in_range<long double>(1.24234523L, 1.24234523L));
+ CALL_SUBTEST_3(check_in_range<long double>(-1.0L, 1.0L));
+ CALL_SUBTEST_3(check_in_range<long double>(-1432.2352L, -1432.2352L));
+
+ CALL_SUBTEST_4(check_in_range<half>(half(10.0f), half(11.0f)));
+ CALL_SUBTEST_4(check_in_range<half>(half(1.24234523f), half(1.24234523f)));
+ CALL_SUBTEST_4(check_in_range<half>(half(-1.0f), half(1.0f)));
+ CALL_SUBTEST_4(check_in_range<half>(half(-1432.2352f), half(-1432.2352f)));
+
+ CALL_SUBTEST_5(check_in_range<bfloat16>(bfloat16(10.0f), bfloat16(11.0f)));
+ CALL_SUBTEST_5(check_in_range<bfloat16>(bfloat16(1.24234523f), bfloat16(1.24234523f)));
+ CALL_SUBTEST_5(check_in_range<bfloat16>(bfloat16(-1.0f), bfloat16(1.0f)));
+ CALL_SUBTEST_5(check_in_range<bfloat16>(bfloat16(-1432.2352f), bfloat16(-1432.2352f)));
+
+ CALL_SUBTEST_6(check_in_range<int32_t>(0, -1));
+ CALL_SUBTEST_6(check_in_range<int16_t>(0, -1));
+ CALL_SUBTEST_6(check_in_range<int64_t>(0, -1));
+ CALL_SUBTEST_6(check_in_range<int32_t>(-673456, 673456));
+ CALL_SUBTEST_6(check_in_range<int32_t>(-RAND_MAX + 10, RAND_MAX - 10));
+ CALL_SUBTEST_6(check_in_range<int16_t>(-24345, 24345));
+ CALL_SUBTEST_6(check_in_range<int64_t>(-int64_ref, int64_ref));
}
- CALL_SUBTEST(check_all_in_range<signed char>(11, 11));
- CALL_SUBTEST(check_all_in_range<signed char>(11, 11 + char_offset));
- CALL_SUBTEST(check_all_in_range<signed char>(-5, 5));
- CALL_SUBTEST(check_all_in_range<signed char>(-11 - char_offset, -11));
- CALL_SUBTEST(check_all_in_range<signed char>(-126, -126 + char_offset));
- CALL_SUBTEST(check_all_in_range<signed char>(126 - char_offset, 126));
- CALL_SUBTEST(check_all_in_range<signed char>(-126, 126));
+ CALL_SUBTEST_7(check_all_in_range<int8_t>(11, 11));
+ CALL_SUBTEST_7(check_all_in_range<int8_t>(11, 11 + int8t_offset));
+ CALL_SUBTEST_7(check_all_in_range<int8_t>(-5, 5));
+ CALL_SUBTEST_7(check_all_in_range<int8_t>(-11 - int8t_offset, -11));
+ CALL_SUBTEST_7(check_all_in_range<int8_t>(-126, -126 + int8t_offset));
+ CALL_SUBTEST_7(check_all_in_range<int8_t>(126 - int8t_offset, 126));
+ CALL_SUBTEST_7(check_all_in_range<int8_t>(-126, 126));
- CALL_SUBTEST(check_all_in_range<short>(11, 11));
- CALL_SUBTEST(check_all_in_range<short>(11, 11 + short_offset));
- CALL_SUBTEST(check_all_in_range<short>(-5, 5));
- CALL_SUBTEST(check_all_in_range<short>(-11 - short_offset, -11));
- CALL_SUBTEST(check_all_in_range<short>(-24345, -24345 + short_offset));
- CALL_SUBTEST(check_all_in_range<short>(24345, 24345 + short_offset));
+ CALL_SUBTEST_8(check_all_in_range<int16_t>(11, 11));
+ CALL_SUBTEST_8(check_all_in_range<int16_t>(11, 11 + int16t_offset));
+ CALL_SUBTEST_8(check_all_in_range<int16_t>(-5, 5));
+ CALL_SUBTEST_8(check_all_in_range<int16_t>(-11 - int16t_offset, -11));
+ CALL_SUBTEST_8(check_all_in_range<int16_t>(-24345, -24345 + int16t_offset));
+ CALL_SUBTEST_8(check_all_in_range<int16_t>(24345, 24345 + int16t_offset));
- CALL_SUBTEST(check_all_in_range<int>(11, 11));
- CALL_SUBTEST(check_all_in_range<int>(11, 11 + g_repeat));
- CALL_SUBTEST(check_all_in_range<int>(-5, 5));
- CALL_SUBTEST(check_all_in_range<int>(-11 - g_repeat, -11));
- CALL_SUBTEST(check_all_in_range<int>(-673456, -673456 + g_repeat));
- CALL_SUBTEST(check_all_in_range<int>(673456, 673456 + g_repeat));
+ CALL_SUBTEST_9(check_all_in_range<int32_t>(11, 11));
+ CALL_SUBTEST_9(check_all_in_range<int32_t>(11, 11 + g_repeat));
+ CALL_SUBTEST_9(check_all_in_range<int32_t>(-5, 5));
+ CALL_SUBTEST_9(check_all_in_range<int32_t>(-11 - g_repeat, -11));
+ CALL_SUBTEST_9(check_all_in_range<int32_t>(-673456, -673456 + g_repeat));
+ CALL_SUBTEST_9(check_all_in_range<int32_t>(673456, 673456 + g_repeat));
- CALL_SUBTEST(check_all_in_range<long>(11, 11));
- CALL_SUBTEST(check_all_in_range<long>(11, 11 + g_repeat));
- CALL_SUBTEST(check_all_in_range<long>(-5, 5));
- CALL_SUBTEST(check_all_in_range<long>(-11 - g_repeat, -11));
- CALL_SUBTEST(check_all_in_range<long>(-long_ref, -long_ref + g_repeat));
- CALL_SUBTEST(check_all_in_range<long>(long_ref, long_ref + g_repeat));
+ CALL_SUBTEST_10(check_all_in_range<int64_t>(11, 11));
+ CALL_SUBTEST_10(check_all_in_range<int64_t>(11, 11 + g_repeat));
+ CALL_SUBTEST_10(check_all_in_range<int64_t>(-5, 5));
+ CALL_SUBTEST_10(check_all_in_range<int64_t>(-11 - g_repeat, -11));
+ CALL_SUBTEST_10(check_all_in_range<int64_t>(-int64_ref, -int64_ref + g_repeat));
+ CALL_SUBTEST_10(check_all_in_range<int64_t>(int64_ref, int64_ref + g_repeat));
- CALL_SUBTEST(check_histogram<int>(-5, 5, 11));
+ CALL_SUBTEST_11(check_histogram<int32_t>(-5, 5, 11));
int bins = 100;
- CALL_SUBTEST(check_histogram<int>(-3333, -3333 + bins * (3333 / bins) - 1, bins));
+ EIGEN_UNUSED_VARIABLE(bins)
+ CALL_SUBTEST_11(check_histogram<int32_t>(-3333, -3333 + bins * (3333 / bins) - 1, bins));
bins = 1000;
- CALL_SUBTEST(check_histogram<int>(-RAND_MAX + 10, -RAND_MAX + 10 + bins * (RAND_MAX / bins) - 1, bins));
- CALL_SUBTEST(
- check_histogram<int>(-RAND_MAX + 10, -int64(RAND_MAX) + 10 + bins * (2 * int64(RAND_MAX) / bins) - 1, bins));
+ CALL_SUBTEST_11(check_histogram<int32_t>(-RAND_MAX + 10, -RAND_MAX + 10 + bins * (RAND_MAX / bins) - 1, bins));
+ CALL_SUBTEST_11(check_histogram<int32_t>(-RAND_MAX + 10,
+ -int64_t(RAND_MAX) + 10 + bins * (2 * int64_t(RAND_MAX) / bins) - 1, bins));
+
+ CALL_SUBTEST_12(check_histogram<uint8_t>(/*bins=*/16));
+ CALL_SUBTEST_12(check_histogram<uint16_t>(/*bins=*/1024));
+ CALL_SUBTEST_12(check_histogram<uint32_t>(/*bins=*/1024));
+ CALL_SUBTEST_12(check_histogram<uint64_t>(/*bins=*/1024));
+
+ CALL_SUBTEST_13(check_histogram<int8_t>(/*bins=*/16));
+ CALL_SUBTEST_13(check_histogram<int16_t>(/*bins=*/1024));
+ CALL_SUBTEST_13(check_histogram<int32_t>(/*bins=*/1024));
+ CALL_SUBTEST_13(check_histogram<int64_t>(/*bins=*/1024));
+
+ CALL_SUBTEST_14(check_histogram<float>(-10.0f, 10.0f, /*bins=*/1024));
+ CALL_SUBTEST_14(check_histogram<double>(-10.0, 10.0, /*bins=*/1024));
+ CALL_SUBTEST_14(check_histogram<long double>(-10.0L, 10.0L, /*bins=*/1024));
+ CALL_SUBTEST_14(check_histogram<half>(half(-10.0f), half(10.0f), /*bins=*/512));
+ CALL_SUBTEST_14(check_histogram<bfloat16>(bfloat16(-10.0f), bfloat16(10.0f), /*bins=*/64));
+
+ CALL_SUBTEST_15(check_histogram<float>(/*bins=*/1024));
+ CALL_SUBTEST_15(check_histogram<double>(/*bins=*/1024));
+ CALL_SUBTEST_15(check_histogram<long double>(/*bins=*/1024));
+ CALL_SUBTEST_15(check_histogram<half>(/*bins=*/512));
+ CALL_SUBTEST_15(check_histogram<bfloat16>(/*bins=*/64));
}