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Replace instances of EIGEN_CONSTEXPR macro

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This commit is contained in:
Tyler Veness
2024-11-15 21:11:01 -08:00
parent 33f5f59614
commit d6689a15d7
78 changed files with 445 additions and 501 deletions
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10
Eigen/src/Core/arch/Default/GenericPacketMathFunctions.h
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@@ -187,7 +187,7 @@ EIGEN_STRONG_INLINE EIGEN_DEVICE_FUNC Packet pfrexp_generic(const Packet& a, Pac
static constexpr int TotalBits = sizeof(Scalar) * CHAR_BIT, MantissaBits = numext::numeric_limits<Scalar>::digits - 1,
ExponentBits = TotalBits - MantissaBits - 1;
EIGEN_CONSTEXPR ScalarUI scalar_sign_mantissa_mask =
constexpr ScalarUI scalar_sign_mantissa_mask =
~(((ScalarUI(1) << ExponentBits) - ScalarUI(1)) << MantissaBits); // ~0x7f800000
const Packet sign_mantissa_mask = pset1frombits<Packet>(static_cast<ScalarUI>(scalar_sign_mantissa_mask));
const Packet half = pset1<Packet>(Scalar(0.5));
@@ -196,7 +196,7 @@ EIGEN_STRONG_INLINE EIGEN_DEVICE_FUNC Packet pfrexp_generic(const Packet& a, Pac
// To handle denormals, normalize by multiplying by 2^(int(MantissaBits)+1).
const Packet is_denormal = pcmp_lt(pabs(a), normal_min);
EIGEN_CONSTEXPR ScalarUI scalar_normalization_offset = ScalarUI(MantissaBits + 1); // 24
constexpr ScalarUI scalar_normalization_offset = ScalarUI(MantissaBits + 1); // 24
// The following cannot be constexpr because bfloat16(uint16_t) is not constexpr.
const Scalar scalar_normalization_factor = Scalar(ScalarUI(1) << int(scalar_normalization_offset)); // 2^24
const Packet normalization_factor = pset1<Packet>(scalar_normalization_factor);
@@ -1822,7 +1822,7 @@ EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE Packet twoprod_low(const Packet& x, const
template <typename Packet>
EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE void veltkamp_splitting(const Packet& x, Packet& x_hi, Packet& x_lo) {
typedef typename unpacket_traits<Packet>::type Scalar;
EIGEN_CONSTEXPR int shift = (NumTraits<Scalar>::digits() + 1) / 2;
constexpr int shift = (NumTraits<Scalar>::digits() + 1) / 2;
const Scalar shift_scale = Scalar(uint64_t(1) << shift); // Scalar constructor not necessarily constexpr.
const Packet gamma = pmul(pset1<Packet>(shift_scale + Scalar(1)), x);
Packet rho = psub(x, gamma);
@@ -2128,7 +2128,7 @@ EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE Packet generic_pow_impl(const Packet& x, c
Packet m_x = pfrexp(x, e_x);
// Adjust m_x to lie in [1/sqrt(2):sqrt(2)] to minimize absolute error in log2(m_x).
EIGEN_CONSTEXPR Scalar sqrt_half = Scalar(0.70710678118654752440);
constexpr Scalar sqrt_half = Scalar(0.70710678118654752440);
const Packet m_x_scale_mask = pcmp_lt(m_x, pset1<Packet>(sqrt_half));
m_x = pselect(m_x_scale_mask, pmul(pset1<Packet>(Scalar(2)), m_x), m_x);
e_x = pselect(m_x_scale_mask, psub(e_x, pset1<Packet>(Scalar(1))), e_x);
@@ -2211,7 +2211,7 @@ EIGEN_DEFINE_FUNCTION_ALLOWING_MULTIPLE_DEFINITIONS Packet generic_pow(const Pac
const Packet y_is_even = pcmp_eq(pround(y_div_2), y_div_2);
const Packet y_is_odd_int = pandnot(y_is_int, y_is_even);
// Smallest exponent for which (1 + epsilon) overflows to infinity.
EIGEN_CONSTEXPR Scalar huge_exponent =
constexpr Scalar huge_exponent =
(NumTraits<Scalar>::max_exponent() * Scalar(EIGEN_LN2)) / NumTraits<Scalar>::epsilon();
const Packet y_abs_is_huge = pcmp_le(pset1<Packet>(huge_exponent), y_abs);