
(FPCore (xi yi zi ux uy maxCos)
:precision binary32
(let* ((t_0 (* (* (- 1.0 ux) maxCos) ux))
(t_1 (sqrt (- 1.0 (* t_0 t_0))))
(t_2 (* (* uy 2.0) (PI))))
(+ (+ (* (* (cos t_2) t_1) xi) (* (* (sin t_2) t_1) yi)) (* t_0 zi))))\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left(\left(1 - ux\right) \cdot maxCos\right) \cdot ux\\
t_1 := \sqrt{1 - t\_0 \cdot t\_0}\\
t_2 := \left(uy \cdot 2\right) \cdot \mathsf{PI}\left(\right)\\
\left(\left(\cos t\_2 \cdot t\_1\right) \cdot xi + \left(\sin t\_2 \cdot t\_1\right) \cdot yi\right) + t\_0 \cdot zi
\end{array}
\end{array}
Sampling outcomes in binary32 precision:
Herbie found 18 alternatives:
| Alternative | Accuracy | Speedup |
|---|
(FPCore (xi yi zi ux uy maxCos)
:precision binary32
(let* ((t_0 (* (* (- 1.0 ux) maxCos) ux))
(t_1 (sqrt (- 1.0 (* t_0 t_0))))
(t_2 (* (* uy 2.0) (PI))))
(+ (+ (* (* (cos t_2) t_1) xi) (* (* (sin t_2) t_1) yi)) (* t_0 zi))))\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left(\left(1 - ux\right) \cdot maxCos\right) \cdot ux\\
t_1 := \sqrt{1 - t\_0 \cdot t\_0}\\
t_2 := \left(uy \cdot 2\right) \cdot \mathsf{PI}\left(\right)\\
\left(\left(\cos t\_2 \cdot t\_1\right) \cdot xi + \left(\sin t\_2 \cdot t\_1\right) \cdot yi\right) + t\_0 \cdot zi
\end{array}
\end{array}
(FPCore (xi yi zi ux uy maxCos)
:precision binary32
(let* ((t_0 (* (* (- 1.0 ux) maxCos) ux))
(t_1 (sqrt (- 1.0 (* t_0 t_0))))
(t_2 (* (* uy 2.0) (PI))))
(+ (+ (* (* (cos t_2) t_1) xi) (* (* (sin t_2) t_1) yi)) (* t_0 zi))))\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left(\left(1 - ux\right) \cdot maxCos\right) \cdot ux\\
t_1 := \sqrt{1 - t\_0 \cdot t\_0}\\
t_2 := \left(uy \cdot 2\right) \cdot \mathsf{PI}\left(\right)\\
\left(\left(\cos t\_2 \cdot t\_1\right) \cdot xi + \left(\sin t\_2 \cdot t\_1\right) \cdot yi\right) + t\_0 \cdot zi
\end{array}
\end{array}
Initial program 99.0%
(FPCore (xi yi zi ux uy maxCos)
:precision binary32
(let* ((t_0 (* (PI) uy)))
(fma
(cos (* -2.0 t_0))
xi
(fma (sin (* t_0 2.0)) yi (* (* (* (- 1.0 ux) zi) ux) maxCos)))))\begin{array}{l}
\\
\begin{array}{l}
t_0 := \mathsf{PI}\left(\right) \cdot uy\\
\mathsf{fma}\left(\cos \left(-2 \cdot t\_0\right), xi, \mathsf{fma}\left(\sin \left(t\_0 \cdot 2\right), yi, \left(\left(\left(1 - ux\right) \cdot zi\right) \cdot ux\right) \cdot maxCos\right)\right)
\end{array}
\end{array}
Initial program 99.0%
Taylor expanded in maxCos around 0
+-commutativeN/A
associate-+l+N/A
*-commutativeN/A
lower-fma.f32N/A
cos-neg-revN/A
lower-cos.f32N/A
distribute-lft-neg-inN/A
metadata-evalN/A
lower-*.f32N/A
*-commutativeN/A
lower-*.f32N/A
lower-PI.f32N/A
*-commutativeN/A
Applied rewrites99.0%
(FPCore (xi yi zi ux uy maxCos)
:precision binary32
(let* ((t_0 (* (PI) uy)))
(fma
(cos (* -2.0 t_0))
xi
(fma (sin (* t_0 2.0)) yi (* (* zi ux) maxCos)))))\begin{array}{l}
\\
\begin{array}{l}
t_0 := \mathsf{PI}\left(\right) \cdot uy\\
\mathsf{fma}\left(\cos \left(-2 \cdot t\_0\right), xi, \mathsf{fma}\left(\sin \left(t\_0 \cdot 2\right), yi, \left(zi \cdot ux\right) \cdot maxCos\right)\right)
\end{array}
\end{array}
Initial program 99.0%
Taylor expanded in ux around 0
+-commutativeN/A
associate-+l+N/A
*-commutativeN/A
lower-fma.f32N/A
cos-neg-revN/A
lower-cos.f32N/A
distribute-lft-neg-inN/A
metadata-evalN/A
lower-*.f32N/A
*-commutativeN/A
lower-*.f32N/A
lower-PI.f32N/A
*-commutativeN/A
lower-fma.f32N/A
Applied rewrites96.4%
(FPCore (xi yi zi ux uy maxCos)
:precision binary32
(let* ((t_0 (* (PI) uy)) (t_1 (* (sin (* t_0 2.0)) yi)))
(if (<= uy 0.00559999980032444)
(+
(fma (fma (* -2.0 (* uy uy)) (* (PI) (PI)) 1.0) xi t_1)
(* (* (* (- 1.0 ux) maxCos) ux) zi))
(fma (cos (* t_0 -2.0)) xi t_1))))\begin{array}{l}
\\
\begin{array}{l}
t_0 := \mathsf{PI}\left(\right) \cdot uy\\
t_1 := \sin \left(t\_0 \cdot 2\right) \cdot yi\\
\mathbf{if}\;uy \leq 0.00559999980032444:\\
\;\;\;\;\mathsf{fma}\left(\mathsf{fma}\left(-2 \cdot \left(uy \cdot uy\right), \mathsf{PI}\left(\right) \cdot \mathsf{PI}\left(\right), 1\right), xi, t\_1\right) + \left(\left(\left(1 - ux\right) \cdot maxCos\right) \cdot ux\right) \cdot zi\\
\mathbf{else}:\\
\;\;\;\;\mathsf{fma}\left(\cos \left(t\_0 \cdot -2\right), xi, t\_1\right)\\
\end{array}
\end{array}
if uy < 0.0055999998Initial program 99.3%
Taylor expanded in ux around 0
*-commutativeN/A
lower-fma.f32N/A
cos-neg-revN/A
lower-cos.f32N/A
distribute-lft-neg-inN/A
metadata-evalN/A
lower-*.f32N/A
*-commutativeN/A
lower-*.f32N/A
lower-PI.f32N/A
*-commutativeN/A
lower-*.f32N/A
lower-sin.f32N/A
*-commutativeN/A
lower-*.f32N/A
*-commutativeN/A
lower-*.f32N/A
lower-PI.f3299.2
Applied rewrites99.2%
Taylor expanded in uy around 0
Applied rewrites99.1%
if 0.0055999998 < uy Initial program 98.1%
lift--.f32N/A
metadata-evalN/A
lift-*.f32N/A
difference-of-squaresN/A
lower-*.f32N/A
lower-+.f32N/A
lift-*.f32N/A
*-commutativeN/A
lower-*.f32N/A
lower--.f3298.1
lift-*.f32N/A
*-commutativeN/A
lower-*.f3298.1
Applied rewrites98.1%
Taylor expanded in ux around inf
*-commutativeN/A
lower-*.f32N/A
associate-+r+N/A
lower-+.f32N/A
lower-fma.f32N/A
lower-/.f32N/A
unpow2N/A
lower-*.f32N/A
lower-/.f32N/A
unpow2N/A
lower-*.f3298.0
Applied rewrites98.0%
Taylor expanded in ux around 0
*-commutativeN/A
lower-fma.f32N/A
metadata-evalN/A
distribute-lft-neg-inN/A
cos-neg-revN/A
lower-cos.f32N/A
*-commutativeN/A
lower-*.f32N/A
*-commutativeN/A
lower-*.f32N/A
lower-PI.f32N/A
*-commutativeN/A
lower-*.f32N/A
Applied rewrites93.6%
Final simplification97.8%
(FPCore (xi yi zi ux uy maxCos) :precision binary32 (+ (fma (fma (* -2.0 (* uy uy)) (* (PI) (PI)) 1.0) xi (* (sin (* (* (PI) uy) 2.0)) yi)) (* (* (* (- 1.0 ux) maxCos) ux) zi)))
\begin{array}{l}
\\
\mathsf{fma}\left(\mathsf{fma}\left(-2 \cdot \left(uy \cdot uy\right), \mathsf{PI}\left(\right) \cdot \mathsf{PI}\left(\right), 1\right), xi, \sin \left(\left(\mathsf{PI}\left(\right) \cdot uy\right) \cdot 2\right) \cdot yi\right) + \left(\left(\left(1 - ux\right) \cdot maxCos\right) \cdot ux\right) \cdot zi
\end{array}
Initial program 99.0%
Taylor expanded in ux around 0
*-commutativeN/A
lower-fma.f32N/A
cos-neg-revN/A
lower-cos.f32N/A
distribute-lft-neg-inN/A
metadata-evalN/A
lower-*.f32N/A
*-commutativeN/A
lower-*.f32N/A
lower-PI.f32N/A
*-commutativeN/A
lower-*.f32N/A
lower-sin.f32N/A
*-commutativeN/A
lower-*.f32N/A
*-commutativeN/A
lower-*.f32N/A
lower-PI.f3298.9
Applied rewrites98.9%
Taylor expanded in uy around 0
Applied rewrites92.5%
(FPCore (xi yi zi ux uy maxCos) :precision binary32 (+ (fma (cos (* -2.0 (* (PI) uy))) xi (* (* (* (PI) yi) uy) 2.0)) (* (* (* (- 1.0 ux) maxCos) ux) zi)))
\begin{array}{l}
\\
\mathsf{fma}\left(\cos \left(-2 \cdot \left(\mathsf{PI}\left(\right) \cdot uy\right)\right), xi, \left(\left(\mathsf{PI}\left(\right) \cdot yi\right) \cdot uy\right) \cdot 2\right) + \left(\left(\left(1 - ux\right) \cdot maxCos\right) \cdot ux\right) \cdot zi
\end{array}
Initial program 99.0%
Taylor expanded in ux around 0
*-commutativeN/A
lower-fma.f32N/A
cos-neg-revN/A
lower-cos.f32N/A
distribute-lft-neg-inN/A
metadata-evalN/A
lower-*.f32N/A
*-commutativeN/A
lower-*.f32N/A
lower-PI.f32N/A
*-commutativeN/A
lower-*.f32N/A
lower-sin.f32N/A
*-commutativeN/A
lower-*.f32N/A
*-commutativeN/A
lower-*.f32N/A
lower-PI.f3298.9
Applied rewrites98.9%
Taylor expanded in uy around 0
Applied rewrites89.1%
(FPCore (xi yi zi ux uy maxCos)
:precision binary32
(let* ((t_0 (* (PI) (PI))))
(+
(*
(fma
(fma
(fma (* (* t_0 (PI)) uy) -1.3333333333333333 (* (/ (* t_0 xi) yi) -2.0))
uy
(* (PI) 2.0))
uy
(/ xi yi))
yi)
(* (* (* (- 1.0 ux) maxCos) ux) zi))))\begin{array}{l}
\\
\begin{array}{l}
t_0 := \mathsf{PI}\left(\right) \cdot \mathsf{PI}\left(\right)\\
\mathsf{fma}\left(\mathsf{fma}\left(\mathsf{fma}\left(\left(t\_0 \cdot \mathsf{PI}\left(\right)\right) \cdot uy, -1.3333333333333333, \frac{t\_0 \cdot xi}{yi} \cdot -2\right), uy, \mathsf{PI}\left(\right) \cdot 2\right), uy, \frac{xi}{yi}\right) \cdot yi + \left(\left(\left(1 - ux\right) \cdot maxCos\right) \cdot ux\right) \cdot zi
\end{array}
\end{array}
Initial program 99.0%
Taylor expanded in ux around 0
*-commutativeN/A
lower-fma.f32N/A
cos-neg-revN/A
lower-cos.f32N/A
distribute-lft-neg-inN/A
metadata-evalN/A
lower-*.f32N/A
*-commutativeN/A
lower-*.f32N/A
lower-PI.f32N/A
*-commutativeN/A
lower-*.f32N/A
lower-sin.f32N/A
*-commutativeN/A
lower-*.f32N/A
*-commutativeN/A
lower-*.f32N/A
lower-PI.f3298.9
Applied rewrites98.9%
Taylor expanded in yi around inf
Applied rewrites98.1%
Taylor expanded in uy around 0
Applied rewrites88.2%
Applied rewrites88.2%
(FPCore (xi yi zi ux uy maxCos)
:precision binary32
(let* ((t_0 (* (PI) (PI))))
(+
(*
(fma
(fma
(fma (PI) (* t_0 (* -1.3333333333333333 uy)) (* (/ (* t_0 xi) yi) -2.0))
uy
(* (PI) 2.0))
uy
(/ xi yi))
yi)
(* (* (* (- 1.0 ux) maxCos) ux) zi))))\begin{array}{l}
\\
\begin{array}{l}
t_0 := \mathsf{PI}\left(\right) \cdot \mathsf{PI}\left(\right)\\
\mathsf{fma}\left(\mathsf{fma}\left(\mathsf{fma}\left(\mathsf{PI}\left(\right), t\_0 \cdot \left(-1.3333333333333333 \cdot uy\right), \frac{t\_0 \cdot xi}{yi} \cdot -2\right), uy, \mathsf{PI}\left(\right) \cdot 2\right), uy, \frac{xi}{yi}\right) \cdot yi + \left(\left(\left(1 - ux\right) \cdot maxCos\right) \cdot ux\right) \cdot zi
\end{array}
\end{array}
Initial program 99.0%
Taylor expanded in ux around 0
*-commutativeN/A
lower-fma.f32N/A
cos-neg-revN/A
lower-cos.f32N/A
distribute-lft-neg-inN/A
metadata-evalN/A
lower-*.f32N/A
*-commutativeN/A
lower-*.f32N/A
lower-PI.f32N/A
*-commutativeN/A
lower-*.f32N/A
lower-sin.f32N/A
*-commutativeN/A
lower-*.f32N/A
*-commutativeN/A
lower-*.f32N/A
lower-PI.f3298.9
Applied rewrites98.9%
Taylor expanded in yi around inf
Applied rewrites98.1%
Taylor expanded in uy around 0
Applied rewrites88.2%
Applied rewrites88.2%
(FPCore (xi yi zi ux uy maxCos) :precision binary32 (fma (* zi maxCos) (* (- 1.0 ux) ux) (fma (* -2.0 uy) (- (* (* (* (PI) (PI)) xi) uy) (* yi (PI))) xi)))
\begin{array}{l}
\\
\mathsf{fma}\left(zi \cdot maxCos, \left(1 - ux\right) \cdot ux, \mathsf{fma}\left(-2 \cdot uy, \left(\left(\mathsf{PI}\left(\right) \cdot \mathsf{PI}\left(\right)\right) \cdot xi\right) \cdot uy - yi \cdot \mathsf{PI}\left(\right), xi\right)\right)
\end{array}
Initial program 99.0%
Taylor expanded in ux around 0
*-commutativeN/A
lower-fma.f32N/A
cos-neg-revN/A
lower-cos.f32N/A
distribute-lft-neg-inN/A
metadata-evalN/A
lower-*.f32N/A
*-commutativeN/A
lower-*.f32N/A
lower-PI.f32N/A
*-commutativeN/A
lower-*.f32N/A
lower-sin.f32N/A
*-commutativeN/A
lower-*.f32N/A
*-commutativeN/A
lower-*.f32N/A
lower-PI.f3298.9
Applied rewrites98.9%
Taylor expanded in xi around inf
Applied rewrites57.7%
Taylor expanded in uy around 0
Applied rewrites84.8%
lift-+.f32N/A
+-commutativeN/A
Applied rewrites84.8%
(FPCore (xi yi zi ux uy maxCos) :precision binary32 (+ (fma (* -2.0 (* (- yi) (PI))) uy xi) (* (* (* (- 1.0 ux) maxCos) ux) zi)))
\begin{array}{l}
\\
\mathsf{fma}\left(-2 \cdot \left(\left(-yi\right) \cdot \mathsf{PI}\left(\right)\right), uy, xi\right) + \left(\left(\left(1 - ux\right) \cdot maxCos\right) \cdot ux\right) \cdot zi
\end{array}
Initial program 99.0%
Taylor expanded in ux around 0
*-commutativeN/A
lower-fma.f32N/A
cos-neg-revN/A
lower-cos.f32N/A
distribute-lft-neg-inN/A
metadata-evalN/A
lower-*.f32N/A
*-commutativeN/A
lower-*.f32N/A
lower-PI.f32N/A
*-commutativeN/A
lower-*.f32N/A
lower-sin.f32N/A
*-commutativeN/A
lower-*.f32N/A
*-commutativeN/A
lower-*.f32N/A
lower-PI.f3298.9
Applied rewrites98.9%
Taylor expanded in xi around inf
Applied rewrites57.7%
Taylor expanded in uy around 0
Applied rewrites84.8%
Taylor expanded in xi around 0
Applied rewrites80.9%
(FPCore (xi yi zi ux uy maxCos) :precision binary32 (+ (fma (* (* (PI) yi) uy) 2.0 xi) (* (* (* (- 1.0 ux) maxCos) ux) zi)))
\begin{array}{l}
\\
\mathsf{fma}\left(\left(\mathsf{PI}\left(\right) \cdot yi\right) \cdot uy, 2, xi\right) + \left(\left(\left(1 - ux\right) \cdot maxCos\right) \cdot ux\right) \cdot zi
\end{array}
Initial program 99.0%
Taylor expanded in ux around 0
*-commutativeN/A
lower-fma.f32N/A
cos-neg-revN/A
lower-cos.f32N/A
distribute-lft-neg-inN/A
metadata-evalN/A
lower-*.f32N/A
*-commutativeN/A
lower-*.f32N/A
lower-PI.f32N/A
*-commutativeN/A
lower-*.f32N/A
lower-sin.f32N/A
*-commutativeN/A
lower-*.f32N/A
*-commutativeN/A
lower-*.f32N/A
lower-PI.f3298.9
Applied rewrites98.9%
Taylor expanded in uy around 0
Applied rewrites80.9%
(FPCore (xi yi zi ux uy maxCos) :precision binary32 (+ (* (/ xi yi) yi) (* (* (* (- 1.0 ux) maxCos) ux) zi)))
float code(float xi, float yi, float zi, float ux, float uy, float maxCos) {
return ((xi / yi) * yi) + ((((1.0f - ux) * maxCos) * ux) * zi);
}
module fmin_fmax_functions
implicit none
private
public fmax
public fmin
interface fmax
module procedure fmax88
module procedure fmax44
module procedure fmax84
module procedure fmax48
end interface
interface fmin
module procedure fmin88
module procedure fmin44
module procedure fmin84
module procedure fmin48
end interface
contains
real(8) function fmax88(x, y) result (res)
real(8), intent (in) :: x
real(8), intent (in) :: y
res = merge(y, merge(x, max(x, y), y /= y), x /= x)
end function
real(4) function fmax44(x, y) result (res)
real(4), intent (in) :: x
real(4), intent (in) :: y
res = merge(y, merge(x, max(x, y), y /= y), x /= x)
end function
real(8) function fmax84(x, y) result(res)
real(8), intent (in) :: x
real(4), intent (in) :: y
res = merge(dble(y), merge(x, max(x, dble(y)), y /= y), x /= x)
end function
real(8) function fmax48(x, y) result(res)
real(4), intent (in) :: x
real(8), intent (in) :: y
res = merge(y, merge(dble(x), max(dble(x), y), y /= y), x /= x)
end function
real(8) function fmin88(x, y) result (res)
real(8), intent (in) :: x
real(8), intent (in) :: y
res = merge(y, merge(x, min(x, y), y /= y), x /= x)
end function
real(4) function fmin44(x, y) result (res)
real(4), intent (in) :: x
real(4), intent (in) :: y
res = merge(y, merge(x, min(x, y), y /= y), x /= x)
end function
real(8) function fmin84(x, y) result(res)
real(8), intent (in) :: x
real(4), intent (in) :: y
res = merge(dble(y), merge(x, min(x, dble(y)), y /= y), x /= x)
end function
real(8) function fmin48(x, y) result(res)
real(4), intent (in) :: x
real(8), intent (in) :: y
res = merge(y, merge(dble(x), min(dble(x), y), y /= y), x /= x)
end function
end module
real(4) function code(xi, yi, zi, ux, uy, maxcos)
use fmin_fmax_functions
real(4), intent (in) :: xi
real(4), intent (in) :: yi
real(4), intent (in) :: zi
real(4), intent (in) :: ux
real(4), intent (in) :: uy
real(4), intent (in) :: maxcos
code = ((xi / yi) * yi) + ((((1.0e0 - ux) * maxcos) * ux) * zi)
end function
function code(xi, yi, zi, ux, uy, maxCos) return Float32(Float32(Float32(xi / yi) * yi) + Float32(Float32(Float32(Float32(Float32(1.0) - ux) * maxCos) * ux) * zi)) end
function tmp = code(xi, yi, zi, ux, uy, maxCos) tmp = ((xi / yi) * yi) + ((((single(1.0) - ux) * maxCos) * ux) * zi); end
\begin{array}{l}
\\
\frac{xi}{yi} \cdot yi + \left(\left(\left(1 - ux\right) \cdot maxCos\right) \cdot ux\right) \cdot zi
\end{array}
Initial program 99.0%
Taylor expanded in ux around 0
*-commutativeN/A
lower-fma.f32N/A
cos-neg-revN/A
lower-cos.f32N/A
distribute-lft-neg-inN/A
metadata-evalN/A
lower-*.f32N/A
*-commutativeN/A
lower-*.f32N/A
lower-PI.f32N/A
*-commutativeN/A
lower-*.f32N/A
lower-sin.f32N/A
*-commutativeN/A
lower-*.f32N/A
*-commutativeN/A
lower-*.f32N/A
lower-PI.f3298.9
Applied rewrites98.9%
Taylor expanded in yi around inf
Applied rewrites98.1%
Taylor expanded in uy around 0
Applied rewrites49.9%
(FPCore (xi yi zi ux uy maxCos) :precision binary32 (* (* (* (fma -1.0 zi (/ zi ux)) ux) ux) maxCos))
float code(float xi, float yi, float zi, float ux, float uy, float maxCos) {
return ((fmaf(-1.0f, zi, (zi / ux)) * ux) * ux) * maxCos;
}
function code(xi, yi, zi, ux, uy, maxCos) return Float32(Float32(Float32(fma(Float32(-1.0), zi, Float32(zi / ux)) * ux) * ux) * maxCos) end
\begin{array}{l}
\\
\left(\left(\mathsf{fma}\left(-1, zi, \frac{zi}{ux}\right) \cdot ux\right) \cdot ux\right) \cdot maxCos
\end{array}
Initial program 99.0%
Taylor expanded in zi around inf
*-commutativeN/A
lower-*.f32N/A
*-commutativeN/A
lower-*.f32N/A
*-commutativeN/A
lower-*.f32N/A
lower--.f3213.9
Applied rewrites13.9%
Taylor expanded in ux around inf
Applied rewrites14.0%
(FPCore (xi yi zi ux uy maxCos) :precision binary32 (* (* (* maxCos (- 1.0 ux)) ux) zi))
float code(float xi, float yi, float zi, float ux, float uy, float maxCos) {
return ((maxCos * (1.0f - ux)) * ux) * zi;
}
module fmin_fmax_functions
implicit none
private
public fmax
public fmin
interface fmax
module procedure fmax88
module procedure fmax44
module procedure fmax84
module procedure fmax48
end interface
interface fmin
module procedure fmin88
module procedure fmin44
module procedure fmin84
module procedure fmin48
end interface
contains
real(8) function fmax88(x, y) result (res)
real(8), intent (in) :: x
real(8), intent (in) :: y
res = merge(y, merge(x, max(x, y), y /= y), x /= x)
end function
real(4) function fmax44(x, y) result (res)
real(4), intent (in) :: x
real(4), intent (in) :: y
res = merge(y, merge(x, max(x, y), y /= y), x /= x)
end function
real(8) function fmax84(x, y) result(res)
real(8), intent (in) :: x
real(4), intent (in) :: y
res = merge(dble(y), merge(x, max(x, dble(y)), y /= y), x /= x)
end function
real(8) function fmax48(x, y) result(res)
real(4), intent (in) :: x
real(8), intent (in) :: y
res = merge(y, merge(dble(x), max(dble(x), y), y /= y), x /= x)
end function
real(8) function fmin88(x, y) result (res)
real(8), intent (in) :: x
real(8), intent (in) :: y
res = merge(y, merge(x, min(x, y), y /= y), x /= x)
end function
real(4) function fmin44(x, y) result (res)
real(4), intent (in) :: x
real(4), intent (in) :: y
res = merge(y, merge(x, min(x, y), y /= y), x /= x)
end function
real(8) function fmin84(x, y) result(res)
real(8), intent (in) :: x
real(4), intent (in) :: y
res = merge(dble(y), merge(x, min(x, dble(y)), y /= y), x /= x)
end function
real(8) function fmin48(x, y) result(res)
real(4), intent (in) :: x
real(8), intent (in) :: y
res = merge(y, merge(dble(x), min(dble(x), y), y /= y), x /= x)
end function
end module
real(4) function code(xi, yi, zi, ux, uy, maxcos)
use fmin_fmax_functions
real(4), intent (in) :: xi
real(4), intent (in) :: yi
real(4), intent (in) :: zi
real(4), intent (in) :: ux
real(4), intent (in) :: uy
real(4), intent (in) :: maxcos
code = ((maxcos * (1.0e0 - ux)) * ux) * zi
end function
function code(xi, yi, zi, ux, uy, maxCos) return Float32(Float32(Float32(maxCos * Float32(Float32(1.0) - ux)) * ux) * zi) end
function tmp = code(xi, yi, zi, ux, uy, maxCos) tmp = ((maxCos * (single(1.0) - ux)) * ux) * zi; end
\begin{array}{l}
\\
\left(\left(maxCos \cdot \left(1 - ux\right)\right) \cdot ux\right) \cdot zi
\end{array}
Initial program 99.0%
Taylor expanded in zi around inf
*-commutativeN/A
lower-*.f32N/A
*-commutativeN/A
lower-*.f32N/A
*-commutativeN/A
lower-*.f32N/A
lower--.f3213.9
Applied rewrites13.9%
Applied rewrites14.0%
(FPCore (xi yi zi ux uy maxCos) :precision binary32 (* (* zi (* maxCos (- 1.0 ux))) ux))
float code(float xi, float yi, float zi, float ux, float uy, float maxCos) {
return (zi * (maxCos * (1.0f - ux))) * ux;
}
module fmin_fmax_functions
implicit none
private
public fmax
public fmin
interface fmax
module procedure fmax88
module procedure fmax44
module procedure fmax84
module procedure fmax48
end interface
interface fmin
module procedure fmin88
module procedure fmin44
module procedure fmin84
module procedure fmin48
end interface
contains
real(8) function fmax88(x, y) result (res)
real(8), intent (in) :: x
real(8), intent (in) :: y
res = merge(y, merge(x, max(x, y), y /= y), x /= x)
end function
real(4) function fmax44(x, y) result (res)
real(4), intent (in) :: x
real(4), intent (in) :: y
res = merge(y, merge(x, max(x, y), y /= y), x /= x)
end function
real(8) function fmax84(x, y) result(res)
real(8), intent (in) :: x
real(4), intent (in) :: y
res = merge(dble(y), merge(x, max(x, dble(y)), y /= y), x /= x)
end function
real(8) function fmax48(x, y) result(res)
real(4), intent (in) :: x
real(8), intent (in) :: y
res = merge(y, merge(dble(x), max(dble(x), y), y /= y), x /= x)
end function
real(8) function fmin88(x, y) result (res)
real(8), intent (in) :: x
real(8), intent (in) :: y
res = merge(y, merge(x, min(x, y), y /= y), x /= x)
end function
real(4) function fmin44(x, y) result (res)
real(4), intent (in) :: x
real(4), intent (in) :: y
res = merge(y, merge(x, min(x, y), y /= y), x /= x)
end function
real(8) function fmin84(x, y) result(res)
real(8), intent (in) :: x
real(4), intent (in) :: y
res = merge(dble(y), merge(x, min(x, dble(y)), y /= y), x /= x)
end function
real(8) function fmin48(x, y) result(res)
real(4), intent (in) :: x
real(8), intent (in) :: y
res = merge(y, merge(dble(x), min(dble(x), y), y /= y), x /= x)
end function
end module
real(4) function code(xi, yi, zi, ux, uy, maxcos)
use fmin_fmax_functions
real(4), intent (in) :: xi
real(4), intent (in) :: yi
real(4), intent (in) :: zi
real(4), intent (in) :: ux
real(4), intent (in) :: uy
real(4), intent (in) :: maxcos
code = (zi * (maxcos * (1.0e0 - ux))) * ux
end function
function code(xi, yi, zi, ux, uy, maxCos) return Float32(Float32(zi * Float32(maxCos * Float32(Float32(1.0) - ux))) * ux) end
function tmp = code(xi, yi, zi, ux, uy, maxCos) tmp = (zi * (maxCos * (single(1.0) - ux))) * ux; end
\begin{array}{l}
\\
\left(zi \cdot \left(maxCos \cdot \left(1 - ux\right)\right)\right) \cdot ux
\end{array}
Initial program 99.0%
Taylor expanded in zi around inf
*-commutativeN/A
lower-*.f32N/A
*-commutativeN/A
lower-*.f32N/A
*-commutativeN/A
lower-*.f32N/A
lower--.f3213.9
Applied rewrites13.9%
Applied rewrites14.0%
(FPCore (xi yi zi ux uy maxCos) :precision binary32 (* (* zi ux) maxCos))
float code(float xi, float yi, float zi, float ux, float uy, float maxCos) {
return (zi * ux) * maxCos;
}
module fmin_fmax_functions
implicit none
private
public fmax
public fmin
interface fmax
module procedure fmax88
module procedure fmax44
module procedure fmax84
module procedure fmax48
end interface
interface fmin
module procedure fmin88
module procedure fmin44
module procedure fmin84
module procedure fmin48
end interface
contains
real(8) function fmax88(x, y) result (res)
real(8), intent (in) :: x
real(8), intent (in) :: y
res = merge(y, merge(x, max(x, y), y /= y), x /= x)
end function
real(4) function fmax44(x, y) result (res)
real(4), intent (in) :: x
real(4), intent (in) :: y
res = merge(y, merge(x, max(x, y), y /= y), x /= x)
end function
real(8) function fmax84(x, y) result(res)
real(8), intent (in) :: x
real(4), intent (in) :: y
res = merge(dble(y), merge(x, max(x, dble(y)), y /= y), x /= x)
end function
real(8) function fmax48(x, y) result(res)
real(4), intent (in) :: x
real(8), intent (in) :: y
res = merge(y, merge(dble(x), max(dble(x), y), y /= y), x /= x)
end function
real(8) function fmin88(x, y) result (res)
real(8), intent (in) :: x
real(8), intent (in) :: y
res = merge(y, merge(x, min(x, y), y /= y), x /= x)
end function
real(4) function fmin44(x, y) result (res)
real(4), intent (in) :: x
real(4), intent (in) :: y
res = merge(y, merge(x, min(x, y), y /= y), x /= x)
end function
real(8) function fmin84(x, y) result(res)
real(8), intent (in) :: x
real(4), intent (in) :: y
res = merge(dble(y), merge(x, min(x, dble(y)), y /= y), x /= x)
end function
real(8) function fmin48(x, y) result(res)
real(4), intent (in) :: x
real(8), intent (in) :: y
res = merge(y, merge(dble(x), min(dble(x), y), y /= y), x /= x)
end function
end module
real(4) function code(xi, yi, zi, ux, uy, maxcos)
use fmin_fmax_functions
real(4), intent (in) :: xi
real(4), intent (in) :: yi
real(4), intent (in) :: zi
real(4), intent (in) :: ux
real(4), intent (in) :: uy
real(4), intent (in) :: maxcos
code = (zi * ux) * maxcos
end function
function code(xi, yi, zi, ux, uy, maxCos) return Float32(Float32(zi * ux) * maxCos) end
function tmp = code(xi, yi, zi, ux, uy, maxCos) tmp = (zi * ux) * maxCos; end
\begin{array}{l}
\\
\left(zi \cdot ux\right) \cdot maxCos
\end{array}
Initial program 99.0%
Taylor expanded in zi around inf
*-commutativeN/A
lower-*.f32N/A
*-commutativeN/A
lower-*.f32N/A
*-commutativeN/A
lower-*.f32N/A
lower--.f3213.9
Applied rewrites13.9%
Taylor expanded in ux around 0
Applied rewrites12.7%
(FPCore (xi yi zi ux uy maxCos) :precision binary32 (* (* zi maxCos) ux))
float code(float xi, float yi, float zi, float ux, float uy, float maxCos) {
return (zi * maxCos) * ux;
}
module fmin_fmax_functions
implicit none
private
public fmax
public fmin
interface fmax
module procedure fmax88
module procedure fmax44
module procedure fmax84
module procedure fmax48
end interface
interface fmin
module procedure fmin88
module procedure fmin44
module procedure fmin84
module procedure fmin48
end interface
contains
real(8) function fmax88(x, y) result (res)
real(8), intent (in) :: x
real(8), intent (in) :: y
res = merge(y, merge(x, max(x, y), y /= y), x /= x)
end function
real(4) function fmax44(x, y) result (res)
real(4), intent (in) :: x
real(4), intent (in) :: y
res = merge(y, merge(x, max(x, y), y /= y), x /= x)
end function
real(8) function fmax84(x, y) result(res)
real(8), intent (in) :: x
real(4), intent (in) :: y
res = merge(dble(y), merge(x, max(x, dble(y)), y /= y), x /= x)
end function
real(8) function fmax48(x, y) result(res)
real(4), intent (in) :: x
real(8), intent (in) :: y
res = merge(y, merge(dble(x), max(dble(x), y), y /= y), x /= x)
end function
real(8) function fmin88(x, y) result (res)
real(8), intent (in) :: x
real(8), intent (in) :: y
res = merge(y, merge(x, min(x, y), y /= y), x /= x)
end function
real(4) function fmin44(x, y) result (res)
real(4), intent (in) :: x
real(4), intent (in) :: y
res = merge(y, merge(x, min(x, y), y /= y), x /= x)
end function
real(8) function fmin84(x, y) result(res)
real(8), intent (in) :: x
real(4), intent (in) :: y
res = merge(dble(y), merge(x, min(x, dble(y)), y /= y), x /= x)
end function
real(8) function fmin48(x, y) result(res)
real(4), intent (in) :: x
real(8), intent (in) :: y
res = merge(y, merge(dble(x), min(dble(x), y), y /= y), x /= x)
end function
end module
real(4) function code(xi, yi, zi, ux, uy, maxcos)
use fmin_fmax_functions
real(4), intent (in) :: xi
real(4), intent (in) :: yi
real(4), intent (in) :: zi
real(4), intent (in) :: ux
real(4), intent (in) :: uy
real(4), intent (in) :: maxcos
code = (zi * maxcos) * ux
end function
function code(xi, yi, zi, ux, uy, maxCos) return Float32(Float32(zi * maxCos) * ux) end
function tmp = code(xi, yi, zi, ux, uy, maxCos) tmp = (zi * maxCos) * ux; end
\begin{array}{l}
\\
\left(zi \cdot maxCos\right) \cdot ux
\end{array}
Initial program 99.0%
Taylor expanded in zi around inf
*-commutativeN/A
lower-*.f32N/A
*-commutativeN/A
lower-*.f32N/A
*-commutativeN/A
lower-*.f32N/A
lower--.f3213.9
Applied rewrites13.9%
Taylor expanded in ux around 0
Applied rewrites12.7%
Taylor expanded in ux around 0
Applied rewrites12.7%
Applied rewrites12.7%
(FPCore (xi yi zi ux uy maxCos) :precision binary32 (* (* ux maxCos) zi))
float code(float xi, float yi, float zi, float ux, float uy, float maxCos) {
return (ux * maxCos) * zi;
}
module fmin_fmax_functions
implicit none
private
public fmax
public fmin
interface fmax
module procedure fmax88
module procedure fmax44
module procedure fmax84
module procedure fmax48
end interface
interface fmin
module procedure fmin88
module procedure fmin44
module procedure fmin84
module procedure fmin48
end interface
contains
real(8) function fmax88(x, y) result (res)
real(8), intent (in) :: x
real(8), intent (in) :: y
res = merge(y, merge(x, max(x, y), y /= y), x /= x)
end function
real(4) function fmax44(x, y) result (res)
real(4), intent (in) :: x
real(4), intent (in) :: y
res = merge(y, merge(x, max(x, y), y /= y), x /= x)
end function
real(8) function fmax84(x, y) result(res)
real(8), intent (in) :: x
real(4), intent (in) :: y
res = merge(dble(y), merge(x, max(x, dble(y)), y /= y), x /= x)
end function
real(8) function fmax48(x, y) result(res)
real(4), intent (in) :: x
real(8), intent (in) :: y
res = merge(y, merge(dble(x), max(dble(x), y), y /= y), x /= x)
end function
real(8) function fmin88(x, y) result (res)
real(8), intent (in) :: x
real(8), intent (in) :: y
res = merge(y, merge(x, min(x, y), y /= y), x /= x)
end function
real(4) function fmin44(x, y) result (res)
real(4), intent (in) :: x
real(4), intent (in) :: y
res = merge(y, merge(x, min(x, y), y /= y), x /= x)
end function
real(8) function fmin84(x, y) result(res)
real(8), intent (in) :: x
real(4), intent (in) :: y
res = merge(dble(y), merge(x, min(x, dble(y)), y /= y), x /= x)
end function
real(8) function fmin48(x, y) result(res)
real(4), intent (in) :: x
real(8), intent (in) :: y
res = merge(y, merge(dble(x), min(dble(x), y), y /= y), x /= x)
end function
end module
real(4) function code(xi, yi, zi, ux, uy, maxcos)
use fmin_fmax_functions
real(4), intent (in) :: xi
real(4), intent (in) :: yi
real(4), intent (in) :: zi
real(4), intent (in) :: ux
real(4), intent (in) :: uy
real(4), intent (in) :: maxcos
code = (ux * maxcos) * zi
end function
function code(xi, yi, zi, ux, uy, maxCos) return Float32(Float32(ux * maxCos) * zi) end
function tmp = code(xi, yi, zi, ux, uy, maxCos) tmp = (ux * maxCos) * zi; end
\begin{array}{l}
\\
\left(ux \cdot maxCos\right) \cdot zi
\end{array}
Initial program 99.0%
Taylor expanded in zi around inf
*-commutativeN/A
lower-*.f32N/A
*-commutativeN/A
lower-*.f32N/A
*-commutativeN/A
lower-*.f32N/A
lower--.f3213.9
Applied rewrites13.9%
Taylor expanded in ux around 0
Applied rewrites12.7%
Taylor expanded in ux around 0
Applied rewrites12.7%
herbie shell --seed 2025010
(FPCore (xi yi zi ux uy maxCos)
:name "UniformSampleCone 2"
:precision binary32
:pre (and (and (and (and (and (and (<= -10000.0 xi) (<= xi 10000.0)) (and (<= -10000.0 yi) (<= yi 10000.0))) (and (<= -10000.0 zi) (<= zi 10000.0))) (and (<= 2.328306437e-10 ux) (<= ux 1.0))) (and (<= 2.328306437e-10 uy) (<= uy 1.0))) (and (<= 0.0 maxCos) (<= maxCos 1.0)))
(+ (+ (* (* (cos (* (* uy 2.0) (PI))) (sqrt (- 1.0 (* (* (* (- 1.0 ux) maxCos) ux) (* (* (- 1.0 ux) maxCos) ux))))) xi) (* (* (sin (* (* uy 2.0) (PI))) (sqrt (- 1.0 (* (* (* (- 1.0 ux) maxCos) ux) (* (* (- 1.0 ux) maxCos) ux))))) yi)) (* (* (* (- 1.0 ux) maxCos) ux) zi)))