diff options
| author |  Gael Guennebaud <g.gael@free.fr> | 2009-04-22 21:35:50 +0000 |
|---|---|---|
| committer | Gael Guennebaud <g.gael@free.fr> | 2009-04-22 21:35:50 +0000 |
| commit | c7bb7436f9107f96d32c229313bb3f72a85fbf21 (patch) | |
| tree | 1786b0a4f948f7168856efcb79d4e60c37792539 /Eigen/src/Core/arch/SSE/MathFunctions.h | |
| parent | e0904a70ce39cbdba1c5cc9d607fad36b5bd4fcb (diff) | |
make the ei_p* math functions overloads instead of template
specializations
Diffstat (limited to 'Eigen/src/Core/arch/SSE/MathFunctions.h')
| -rw-r--r-- | Eigen/src/Core/arch/SSE/MathFunctions.h | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/Eigen/src/Core/arch/SSE/MathFunctions.h b/Eigen/src/Core/arch/SSE/MathFunctions.h index 7fda79841..4d2757429 100644 --- a/Eigen/src/Core/arch/SSE/MathFunctions.h +++ b/Eigen/src/Core/arch/SSE/MathFunctions.h @@ -30,7 +30,7 @@ #ifndef EIGEN_MATH_FUNCTIONS_SSE_H #define EIGEN_MATH_FUNCTIONS_SSE_H -template<> EIGEN_DONT_INLINE Packet4f ei_plog(Packet4f x) +static EIGEN_DONT_INLINE Packet4f ei_plog(Packet4f x) { _EIGEN_DECLARE_CONST_Packet4f(1 , 1.0f); _EIGEN_DECLARE_CONST_Packet4f(half, 0.5f); @@ -108,7 +108,7 @@ template<> EIGEN_DONT_INLINE Packet4f ei_plog(Packet4f x) return _mm_or_ps(x, invalid_mask); // negative arg will be NAN } -template<> EIGEN_DONT_INLINE Packet4f ei_pexp(Packet4f x) +static EIGEN_DONT_INLINE Packet4f ei_pexp(Packet4f x) { _EIGEN_DECLARE_CONST_Packet4f(1 , 1.0f); _EIGEN_DECLARE_CONST_Packet4f(half, 0.5f); @@ -181,7 +181,7 @@ template<> EIGEN_DONT_INLINE Packet4f ei_pexp(Packet4f x) surprising but correct result. */ -template<> EIGEN_DONT_INLINE Packet4f ei_psin(Packet4f x) +static EIGEN_DONT_INLINE Packet4f ei_psin(Packet4f x) { _EIGEN_DECLARE_CONST_Packet4f(1 , 1.0f); _EIGEN_DECLARE_CONST_Packet4f(half, 0.5f); @@ -211,6 +211,8 @@ template<> EIGEN_DONT_INLINE Packet4f ei_psin(Packet4f x) /* take the absolute value */ x = ei_pabs(x); + /* take the modulo */ + /* extract the sign bit (upper one) */ sign_bit = _mm_and_ps(sign_bit, ei_p4f_sign_mask); @@ -278,7 +280,7 @@ template<> EIGEN_DONT_INLINE Packet4f ei_psin(Packet4f x) } /* almost the same as ei_psin */ -template<> Packet4f ei_pcos(Packet4f x) +static Packet4f ei_pcos(Packet4f x) { _EIGEN_DECLARE_CONST_Packet4f(1 , 1.0f); _EIGEN_DECLARE_CONST_Packet4f(half, 0.5f); @@ -363,7 +365,7 @@ template<> Packet4f ei_pcos(Packet4f x) return _mm_xor_ps(y, sign_bit); } -template<> Packet4f ei_psqrt(Packet4f _x) +static Packet4f ei_psqrt(Packet4f _x) { Packet4f half = ei_pmul(_x, ei_pset1(.5f)); Packet4f x = _mm_rsqrt_ps(_x); |