
(FPCore (x y z)
:precision binary64
(fmax
(-
(sqrt
(+ (+ (pow (* x 30.0) 2.0) (pow (* y 30.0) 2.0)) (pow (* z 30.0) 2.0)))
25.0)
(-
(fabs
(+
(+
(* (sin (* x 30.0)) (cos (* y 30.0)))
(* (sin (* y 30.0)) (cos (* z 30.0))))
(* (sin (* z 30.0)) (cos (* x 30.0)))))
0.2)))
double code(double x, double y, double z) {
return fmax((sqrt(((pow((x * 30.0), 2.0) + pow((y * 30.0), 2.0)) + pow((z * 30.0), 2.0))) - 25.0), (fabs((((sin((x * 30.0)) * cos((y * 30.0))) + (sin((y * 30.0)) * cos((z * 30.0)))) + (sin((z * 30.0)) * cos((x * 30.0))))) - 0.2));
}
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(8) function code(x, y, z)
use fmin_fmax_functions
real(8), intent (in) :: x
real(8), intent (in) :: y
real(8), intent (in) :: z
code = fmax((sqrt(((((x * 30.0d0) ** 2.0d0) + ((y * 30.0d0) ** 2.0d0)) + ((z * 30.0d0) ** 2.0d0))) - 25.0d0), (abs((((sin((x * 30.0d0)) * cos((y * 30.0d0))) + (sin((y * 30.0d0)) * cos((z * 30.0d0)))) + (sin((z * 30.0d0)) * cos((x * 30.0d0))))) - 0.2d0))
end function
public static double code(double x, double y, double z) {
return fmax((Math.sqrt(((Math.pow((x * 30.0), 2.0) + Math.pow((y * 30.0), 2.0)) + Math.pow((z * 30.0), 2.0))) - 25.0), (Math.abs((((Math.sin((x * 30.0)) * Math.cos((y * 30.0))) + (Math.sin((y * 30.0)) * Math.cos((z * 30.0)))) + (Math.sin((z * 30.0)) * Math.cos((x * 30.0))))) - 0.2));
}
def code(x, y, z): return fmax((math.sqrt(((math.pow((x * 30.0), 2.0) + math.pow((y * 30.0), 2.0)) + math.pow((z * 30.0), 2.0))) - 25.0), (math.fabs((((math.sin((x * 30.0)) * math.cos((y * 30.0))) + (math.sin((y * 30.0)) * math.cos((z * 30.0)))) + (math.sin((z * 30.0)) * math.cos((x * 30.0))))) - 0.2))
function code(x, y, z) return fmax(Float64(sqrt(Float64(Float64((Float64(x * 30.0) ^ 2.0) + (Float64(y * 30.0) ^ 2.0)) + (Float64(z * 30.0) ^ 2.0))) - 25.0), Float64(abs(Float64(Float64(Float64(sin(Float64(x * 30.0)) * cos(Float64(y * 30.0))) + Float64(sin(Float64(y * 30.0)) * cos(Float64(z * 30.0)))) + Float64(sin(Float64(z * 30.0)) * cos(Float64(x * 30.0))))) - 0.2)) end
function tmp = code(x, y, z) tmp = max((sqrt(((((x * 30.0) ^ 2.0) + ((y * 30.0) ^ 2.0)) + ((z * 30.0) ^ 2.0))) - 25.0), (abs((((sin((x * 30.0)) * cos((y * 30.0))) + (sin((y * 30.0)) * cos((z * 30.0)))) + (sin((z * 30.0)) * cos((x * 30.0))))) - 0.2)); end
code[x_, y_, z_] := N[Max[N[(N[Sqrt[N[(N[(N[Power[N[(x * 30.0), $MachinePrecision], 2.0], $MachinePrecision] + N[Power[N[(y * 30.0), $MachinePrecision], 2.0], $MachinePrecision]), $MachinePrecision] + N[Power[N[(z * 30.0), $MachinePrecision], 2.0], $MachinePrecision]), $MachinePrecision]], $MachinePrecision] - 25.0), $MachinePrecision], N[(N[Abs[N[(N[(N[(N[Sin[N[(x * 30.0), $MachinePrecision]], $MachinePrecision] * N[Cos[N[(y * 30.0), $MachinePrecision]], $MachinePrecision]), $MachinePrecision] + N[(N[Sin[N[(y * 30.0), $MachinePrecision]], $MachinePrecision] * N[Cos[N[(z * 30.0), $MachinePrecision]], $MachinePrecision]), $MachinePrecision]), $MachinePrecision] + N[(N[Sin[N[(z * 30.0), $MachinePrecision]], $MachinePrecision] * N[Cos[N[(x * 30.0), $MachinePrecision]], $MachinePrecision]), $MachinePrecision]), $MachinePrecision]], $MachinePrecision] - 0.2), $MachinePrecision]], $MachinePrecision]
\begin{array}{l}
\\
\mathsf{max}\left(\sqrt{\left({\left(x \cdot 30\right)}^{2} + {\left(y \cdot 30\right)}^{2}\right) + {\left(z \cdot 30\right)}^{2}} - 25, \left|\left(\sin \left(x \cdot 30\right) \cdot \cos \left(y \cdot 30\right) + \sin \left(y \cdot 30\right) \cdot \cos \left(z \cdot 30\right)\right) + \sin \left(z \cdot 30\right) \cdot \cos \left(x \cdot 30\right)\right| - 0.2\right)
\end{array}
Herbie found 5 alternatives:
| Alternative | Accuracy | Speedup |
|---|
(FPCore (x y z)
:precision binary64
(fmax
(-
(sqrt
(+ (+ (pow (* x 30.0) 2.0) (pow (* y 30.0) 2.0)) (pow (* z 30.0) 2.0)))
25.0)
(-
(fabs
(+
(+
(* (sin (* x 30.0)) (cos (* y 30.0)))
(* (sin (* y 30.0)) (cos (* z 30.0))))
(* (sin (* z 30.0)) (cos (* x 30.0)))))
0.2)))
double code(double x, double y, double z) {
return fmax((sqrt(((pow((x * 30.0), 2.0) + pow((y * 30.0), 2.0)) + pow((z * 30.0), 2.0))) - 25.0), (fabs((((sin((x * 30.0)) * cos((y * 30.0))) + (sin((y * 30.0)) * cos((z * 30.0)))) + (sin((z * 30.0)) * cos((x * 30.0))))) - 0.2));
}
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(8) function code(x, y, z)
use fmin_fmax_functions
real(8), intent (in) :: x
real(8), intent (in) :: y
real(8), intent (in) :: z
code = fmax((sqrt(((((x * 30.0d0) ** 2.0d0) + ((y * 30.0d0) ** 2.0d0)) + ((z * 30.0d0) ** 2.0d0))) - 25.0d0), (abs((((sin((x * 30.0d0)) * cos((y * 30.0d0))) + (sin((y * 30.0d0)) * cos((z * 30.0d0)))) + (sin((z * 30.0d0)) * cos((x * 30.0d0))))) - 0.2d0))
end function
public static double code(double x, double y, double z) {
return fmax((Math.sqrt(((Math.pow((x * 30.0), 2.0) + Math.pow((y * 30.0), 2.0)) + Math.pow((z * 30.0), 2.0))) - 25.0), (Math.abs((((Math.sin((x * 30.0)) * Math.cos((y * 30.0))) + (Math.sin((y * 30.0)) * Math.cos((z * 30.0)))) + (Math.sin((z * 30.0)) * Math.cos((x * 30.0))))) - 0.2));
}
def code(x, y, z): return fmax((math.sqrt(((math.pow((x * 30.0), 2.0) + math.pow((y * 30.0), 2.0)) + math.pow((z * 30.0), 2.0))) - 25.0), (math.fabs((((math.sin((x * 30.0)) * math.cos((y * 30.0))) + (math.sin((y * 30.0)) * math.cos((z * 30.0)))) + (math.sin((z * 30.0)) * math.cos((x * 30.0))))) - 0.2))
function code(x, y, z) return fmax(Float64(sqrt(Float64(Float64((Float64(x * 30.0) ^ 2.0) + (Float64(y * 30.0) ^ 2.0)) + (Float64(z * 30.0) ^ 2.0))) - 25.0), Float64(abs(Float64(Float64(Float64(sin(Float64(x * 30.0)) * cos(Float64(y * 30.0))) + Float64(sin(Float64(y * 30.0)) * cos(Float64(z * 30.0)))) + Float64(sin(Float64(z * 30.0)) * cos(Float64(x * 30.0))))) - 0.2)) end
function tmp = code(x, y, z) tmp = max((sqrt(((((x * 30.0) ^ 2.0) + ((y * 30.0) ^ 2.0)) + ((z * 30.0) ^ 2.0))) - 25.0), (abs((((sin((x * 30.0)) * cos((y * 30.0))) + (sin((y * 30.0)) * cos((z * 30.0)))) + (sin((z * 30.0)) * cos((x * 30.0))))) - 0.2)); end
code[x_, y_, z_] := N[Max[N[(N[Sqrt[N[(N[(N[Power[N[(x * 30.0), $MachinePrecision], 2.0], $MachinePrecision] + N[Power[N[(y * 30.0), $MachinePrecision], 2.0], $MachinePrecision]), $MachinePrecision] + N[Power[N[(z * 30.0), $MachinePrecision], 2.0], $MachinePrecision]), $MachinePrecision]], $MachinePrecision] - 25.0), $MachinePrecision], N[(N[Abs[N[(N[(N[(N[Sin[N[(x * 30.0), $MachinePrecision]], $MachinePrecision] * N[Cos[N[(y * 30.0), $MachinePrecision]], $MachinePrecision]), $MachinePrecision] + N[(N[Sin[N[(y * 30.0), $MachinePrecision]], $MachinePrecision] * N[Cos[N[(z * 30.0), $MachinePrecision]], $MachinePrecision]), $MachinePrecision]), $MachinePrecision] + N[(N[Sin[N[(z * 30.0), $MachinePrecision]], $MachinePrecision] * N[Cos[N[(x * 30.0), $MachinePrecision]], $MachinePrecision]), $MachinePrecision]), $MachinePrecision]], $MachinePrecision] - 0.2), $MachinePrecision]], $MachinePrecision]
\begin{array}{l}
\\
\mathsf{max}\left(\sqrt{\left({\left(x \cdot 30\right)}^{2} + {\left(y \cdot 30\right)}^{2}\right) + {\left(z \cdot 30\right)}^{2}} - 25, \left|\left(\sin \left(x \cdot 30\right) \cdot \cos \left(y \cdot 30\right) + \sin \left(y \cdot 30\right) \cdot \cos \left(z \cdot 30\right)\right) + \sin \left(z \cdot 30\right) \cdot \cos \left(x \cdot 30\right)\right| - 0.2\right)
\end{array}
(FPCore (x y z)
:precision binary64
(let* ((t_0 (- (fabs (* 30.0 x)) 0.2)))
(if (<= y -1.56e+81)
(fmax (- (* -30.0 y) 25.0) t_0)
(if (<= y 2.5e+138)
(fmax (- (sqrt (* 900.0 (fma y y (* z z)))) 25.0) t_0)
(fmax (* -30.0 x) (- (fabs (fma y 30.0 (sin (* 30.0 x)))) 0.2))))))
double code(double x, double y, double z) {
double t_0 = fabs((30.0 * x)) - 0.2;
double tmp;
if (y <= -1.56e+81) {
tmp = fmax(((-30.0 * y) - 25.0), t_0);
} else if (y <= 2.5e+138) {
tmp = fmax((sqrt((900.0 * fma(y, y, (z * z)))) - 25.0), t_0);
} else {
tmp = fmax((-30.0 * x), (fabs(fma(y, 30.0, sin((30.0 * x)))) - 0.2));
}
return tmp;
}
function code(x, y, z) t_0 = Float64(abs(Float64(30.0 * x)) - 0.2) tmp = 0.0 if (y <= -1.56e+81) tmp = fmax(Float64(Float64(-30.0 * y) - 25.0), t_0); elseif (y <= 2.5e+138) tmp = fmax(Float64(sqrt(Float64(900.0 * fma(y, y, Float64(z * z)))) - 25.0), t_0); else tmp = fmax(Float64(-30.0 * x), Float64(abs(fma(y, 30.0, sin(Float64(30.0 * x)))) - 0.2)); end return tmp end
code[x_, y_, z_] := Block[{t$95$0 = N[(N[Abs[N[(30.0 * x), $MachinePrecision]], $MachinePrecision] - 0.2), $MachinePrecision]}, If[LessEqual[y, -1.56e+81], N[Max[N[(N[(-30.0 * y), $MachinePrecision] - 25.0), $MachinePrecision], t$95$0], $MachinePrecision], If[LessEqual[y, 2.5e+138], N[Max[N[(N[Sqrt[N[(900.0 * N[(y * y + N[(z * z), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]], $MachinePrecision] - 25.0), $MachinePrecision], t$95$0], $MachinePrecision], N[Max[N[(-30.0 * x), $MachinePrecision], N[(N[Abs[N[(y * 30.0 + N[Sin[N[(30.0 * x), $MachinePrecision]], $MachinePrecision]), $MachinePrecision]], $MachinePrecision] - 0.2), $MachinePrecision]], $MachinePrecision]]]]
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left|30 \cdot x\right| - 0.2\\
\mathbf{if}\;y \leq -1.56 \cdot 10^{+81}:\\
\;\;\;\;\mathsf{max}\left(-30 \cdot y - 25, t\_0\right)\\
\mathbf{elif}\;y \leq 2.5 \cdot 10^{+138}:\\
\;\;\;\;\mathsf{max}\left(\sqrt{900 \cdot \mathsf{fma}\left(y, y, z \cdot z\right)} - 25, t\_0\right)\\
\mathbf{else}:\\
\;\;\;\;\mathsf{max}\left(-30 \cdot x, \left|\mathsf{fma}\left(y, 30, \sin \left(30 \cdot x\right)\right)\right| - 0.2\right)\\
\end{array}
\end{array}
if y < -1.56e81Initial program 24.6%
Taylor expanded in z around 0
+-commutativeN/A
*-commutativeN/A
lower-fma.f64N/A
*-commutativeN/A
lift-sin.f64N/A
*-commutativeN/A
lower-*.f64N/A
*-commutativeN/A
lift-cos.f64N/A
lift-*.f64N/A
*-commutativeN/A
lift-sin.f64N/A
lift-*.f6424.6
Applied rewrites24.6%
Taylor expanded in y around 0
lift-sin.f64N/A
lift-*.f6424.6
Applied rewrites24.6%
Taylor expanded in y around -inf
lower-*.f6469.1
Applied rewrites69.1%
Taylor expanded in x around 0
lift-*.f6484.3
Applied rewrites84.3%
if -1.56e81 < y < 2.50000000000000008e138Initial program 58.8%
Taylor expanded in z around 0
+-commutativeN/A
*-commutativeN/A
lower-fma.f64N/A
*-commutativeN/A
lift-sin.f64N/A
*-commutativeN/A
lower-*.f64N/A
*-commutativeN/A
lift-cos.f64N/A
lift-*.f64N/A
*-commutativeN/A
lift-sin.f64N/A
lift-*.f6458.4
Applied rewrites58.4%
Taylor expanded in y around 0
lift-sin.f64N/A
lift-*.f6457.9
Applied rewrites57.9%
Taylor expanded in x around 0
distribute-lft-outN/A
lower-*.f64N/A
pow2N/A
lower-fma.f64N/A
unpow2N/A
lower-*.f6443.8
Applied rewrites43.8%
Taylor expanded in x around 0
lift-*.f6474.7
Applied rewrites74.7%
if 2.50000000000000008e138 < y Initial program 12.9%
Taylor expanded in z around 0
+-commutativeN/A
*-commutativeN/A
lower-fma.f64N/A
*-commutativeN/A
lift-sin.f64N/A
*-commutativeN/A
lower-*.f64N/A
*-commutativeN/A
lift-cos.f64N/A
lift-*.f64N/A
*-commutativeN/A
lift-sin.f64N/A
lift-*.f6412.9
Applied rewrites12.9%
Taylor expanded in y around 0
lift-sin.f64N/A
lift-*.f6412.9
Applied rewrites12.9%
Taylor expanded in x around -inf
lower-*.f648.2
Applied rewrites8.2%
Taylor expanded in y around 0
+-commutativeN/A
*-commutativeN/A
lower-fma.f64N/A
lift-sin.f64N/A
lift-*.f6482.2
Applied rewrites82.2%
(FPCore (x y z)
:precision binary64
(let* ((t_0 (- (fabs (* 30.0 x)) 0.2)))
(if (<= y -1.56e+81)
(fmax (- (* -30.0 y) 25.0) t_0)
(if (<= y 4.5e+152)
(fmax (- (sqrt (* 900.0 (fma y y (* z z)))) 25.0) t_0)
(fmax (* y 30.0) (- (fabs (sin (* 30.0 x))) 0.2))))))
double code(double x, double y, double z) {
double t_0 = fabs((30.0 * x)) - 0.2;
double tmp;
if (y <= -1.56e+81) {
tmp = fmax(((-30.0 * y) - 25.0), t_0);
} else if (y <= 4.5e+152) {
tmp = fmax((sqrt((900.0 * fma(y, y, (z * z)))) - 25.0), t_0);
} else {
tmp = fmax((y * 30.0), (fabs(sin((30.0 * x))) - 0.2));
}
return tmp;
}
function code(x, y, z) t_0 = Float64(abs(Float64(30.0 * x)) - 0.2) tmp = 0.0 if (y <= -1.56e+81) tmp = fmax(Float64(Float64(-30.0 * y) - 25.0), t_0); elseif (y <= 4.5e+152) tmp = fmax(Float64(sqrt(Float64(900.0 * fma(y, y, Float64(z * z)))) - 25.0), t_0); else tmp = fmax(Float64(y * 30.0), Float64(abs(sin(Float64(30.0 * x))) - 0.2)); end return tmp end
code[x_, y_, z_] := Block[{t$95$0 = N[(N[Abs[N[(30.0 * x), $MachinePrecision]], $MachinePrecision] - 0.2), $MachinePrecision]}, If[LessEqual[y, -1.56e+81], N[Max[N[(N[(-30.0 * y), $MachinePrecision] - 25.0), $MachinePrecision], t$95$0], $MachinePrecision], If[LessEqual[y, 4.5e+152], N[Max[N[(N[Sqrt[N[(900.0 * N[(y * y + N[(z * z), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]], $MachinePrecision] - 25.0), $MachinePrecision], t$95$0], $MachinePrecision], N[Max[N[(y * 30.0), $MachinePrecision], N[(N[Abs[N[Sin[N[(30.0 * x), $MachinePrecision]], $MachinePrecision]], $MachinePrecision] - 0.2), $MachinePrecision]], $MachinePrecision]]]]
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left|30 \cdot x\right| - 0.2\\
\mathbf{if}\;y \leq -1.56 \cdot 10^{+81}:\\
\;\;\;\;\mathsf{max}\left(-30 \cdot y - 25, t\_0\right)\\
\mathbf{elif}\;y \leq 4.5 \cdot 10^{+152}:\\
\;\;\;\;\mathsf{max}\left(\sqrt{900 \cdot \mathsf{fma}\left(y, y, z \cdot z\right)} - 25, t\_0\right)\\
\mathbf{else}:\\
\;\;\;\;\mathsf{max}\left(y \cdot 30, \left|\sin \left(30 \cdot x\right)\right| - 0.2\right)\\
\end{array}
\end{array}
if y < -1.56e81Initial program 24.6%
Taylor expanded in z around 0
+-commutativeN/A
*-commutativeN/A
lower-fma.f64N/A
*-commutativeN/A
lift-sin.f64N/A
*-commutativeN/A
lower-*.f64N/A
*-commutativeN/A
lift-cos.f64N/A
lift-*.f64N/A
*-commutativeN/A
lift-sin.f64N/A
lift-*.f6424.6
Applied rewrites24.6%
Taylor expanded in y around 0
lift-sin.f64N/A
lift-*.f6424.6
Applied rewrites24.6%
Taylor expanded in y around -inf
lower-*.f6469.1
Applied rewrites69.1%
Taylor expanded in x around 0
lift-*.f6484.3
Applied rewrites84.3%
if -1.56e81 < y < 4.5000000000000001e152Initial program 58.8%
Taylor expanded in z around 0
+-commutativeN/A
*-commutativeN/A
lower-fma.f64N/A
*-commutativeN/A
lift-sin.f64N/A
*-commutativeN/A
lower-*.f64N/A
*-commutativeN/A
lift-cos.f64N/A
lift-*.f64N/A
*-commutativeN/A
lift-sin.f64N/A
lift-*.f6458.4
Applied rewrites58.4%
Taylor expanded in y around 0
lift-sin.f64N/A
lift-*.f6457.9
Applied rewrites57.9%
Taylor expanded in x around 0
distribute-lft-outN/A
lower-*.f64N/A
pow2N/A
lower-fma.f64N/A
unpow2N/A
lower-*.f6444.0
Applied rewrites44.0%
Taylor expanded in x around 0
lift-*.f6474.7
Applied rewrites74.7%
if 4.5000000000000001e152 < y Initial program 9.2%
Taylor expanded in z around 0
+-commutativeN/A
*-commutativeN/A
lower-fma.f64N/A
*-commutativeN/A
lift-sin.f64N/A
*-commutativeN/A
lower-*.f64N/A
*-commutativeN/A
lift-cos.f64N/A
lift-*.f64N/A
*-commutativeN/A
lift-sin.f64N/A
lift-*.f649.2
Applied rewrites9.2%
Taylor expanded in y around 0
lift-sin.f64N/A
lift-*.f649.2
Applied rewrites9.2%
Taylor expanded in y around inf
*-commutativeN/A
lift-*.f6478.7
Applied rewrites78.7%
(FPCore (x y z)
:precision binary64
(let* ((t_0 (- (fabs (* 30.0 x)) 0.2)))
(if (<=
(fmax
(-
(sqrt
(+
(+ (pow (* x 30.0) 2.0) (pow (* y 30.0) 2.0))
(pow (* z 30.0) 2.0)))
25.0)
(-
(fabs
(+
(+
(* (sin (* x 30.0)) (cos (* y 30.0)))
(* (sin (* y 30.0)) (cos (* z 30.0))))
(* (sin (* z 30.0)) (cos (* x 30.0)))))
0.2))
1e+127)
(fmax (- (sqrt (* 900.0 (fma y y (* z z)))) 25.0) t_0)
(fmax (- (* -30.0 y) 25.0) t_0))))
double code(double x, double y, double z) {
double t_0 = fabs((30.0 * x)) - 0.2;
double tmp;
if (fmax((sqrt(((pow((x * 30.0), 2.0) + pow((y * 30.0), 2.0)) + pow((z * 30.0), 2.0))) - 25.0), (fabs((((sin((x * 30.0)) * cos((y * 30.0))) + (sin((y * 30.0)) * cos((z * 30.0)))) + (sin((z * 30.0)) * cos((x * 30.0))))) - 0.2)) <= 1e+127) {
tmp = fmax((sqrt((900.0 * fma(y, y, (z * z)))) - 25.0), t_0);
} else {
tmp = fmax(((-30.0 * y) - 25.0), t_0);
}
return tmp;
}
function code(x, y, z) t_0 = Float64(abs(Float64(30.0 * x)) - 0.2) tmp = 0.0 if (fmax(Float64(sqrt(Float64(Float64((Float64(x * 30.0) ^ 2.0) + (Float64(y * 30.0) ^ 2.0)) + (Float64(z * 30.0) ^ 2.0))) - 25.0), Float64(abs(Float64(Float64(Float64(sin(Float64(x * 30.0)) * cos(Float64(y * 30.0))) + Float64(sin(Float64(y * 30.0)) * cos(Float64(z * 30.0)))) + Float64(sin(Float64(z * 30.0)) * cos(Float64(x * 30.0))))) - 0.2)) <= 1e+127) tmp = fmax(Float64(sqrt(Float64(900.0 * fma(y, y, Float64(z * z)))) - 25.0), t_0); else tmp = fmax(Float64(Float64(-30.0 * y) - 25.0), t_0); end return tmp end
code[x_, y_, z_] := Block[{t$95$0 = N[(N[Abs[N[(30.0 * x), $MachinePrecision]], $MachinePrecision] - 0.2), $MachinePrecision]}, If[LessEqual[N[Max[N[(N[Sqrt[N[(N[(N[Power[N[(x * 30.0), $MachinePrecision], 2.0], $MachinePrecision] + N[Power[N[(y * 30.0), $MachinePrecision], 2.0], $MachinePrecision]), $MachinePrecision] + N[Power[N[(z * 30.0), $MachinePrecision], 2.0], $MachinePrecision]), $MachinePrecision]], $MachinePrecision] - 25.0), $MachinePrecision], N[(N[Abs[N[(N[(N[(N[Sin[N[(x * 30.0), $MachinePrecision]], $MachinePrecision] * N[Cos[N[(y * 30.0), $MachinePrecision]], $MachinePrecision]), $MachinePrecision] + N[(N[Sin[N[(y * 30.0), $MachinePrecision]], $MachinePrecision] * N[Cos[N[(z * 30.0), $MachinePrecision]], $MachinePrecision]), $MachinePrecision]), $MachinePrecision] + N[(N[Sin[N[(z * 30.0), $MachinePrecision]], $MachinePrecision] * N[Cos[N[(x * 30.0), $MachinePrecision]], $MachinePrecision]), $MachinePrecision]), $MachinePrecision]], $MachinePrecision] - 0.2), $MachinePrecision]], $MachinePrecision], 1e+127], N[Max[N[(N[Sqrt[N[(900.0 * N[(y * y + N[(z * z), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]], $MachinePrecision] - 25.0), $MachinePrecision], t$95$0], $MachinePrecision], N[Max[N[(N[(-30.0 * y), $MachinePrecision] - 25.0), $MachinePrecision], t$95$0], $MachinePrecision]]]
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left|30 \cdot x\right| - 0.2\\
\mathbf{if}\;\mathsf{max}\left(\sqrt{\left({\left(x \cdot 30\right)}^{2} + {\left(y \cdot 30\right)}^{2}\right) + {\left(z \cdot 30\right)}^{2}} - 25, \left|\left(\sin \left(x \cdot 30\right) \cdot \cos \left(y \cdot 30\right) + \sin \left(y \cdot 30\right) \cdot \cos \left(z \cdot 30\right)\right) + \sin \left(z \cdot 30\right) \cdot \cos \left(x \cdot 30\right)\right| - 0.2\right) \leq 10^{+127}:\\
\;\;\;\;\mathsf{max}\left(\sqrt{900 \cdot \mathsf{fma}\left(y, y, z \cdot z\right)} - 25, t\_0\right)\\
\mathbf{else}:\\
\;\;\;\;\mathsf{max}\left(-30 \cdot y - 25, t\_0\right)\\
\end{array}
\end{array}
if (fmax.f64 (-.f64 (sqrt.f64 (+.f64 (+.f64 (pow.f64 (*.f64 x #s(literal 30 binary64)) #s(literal 2 binary64)) (pow.f64 (*.f64 y #s(literal 30 binary64)) #s(literal 2 binary64))) (pow.f64 (*.f64 z #s(literal 30 binary64)) #s(literal 2 binary64)))) #s(literal 25 binary64)) (-.f64 (fabs.f64 (+.f64 (+.f64 (*.f64 (sin.f64 (*.f64 x #s(literal 30 binary64))) (cos.f64 (*.f64 y #s(literal 30 binary64)))) (*.f64 (sin.f64 (*.f64 y #s(literal 30 binary64))) (cos.f64 (*.f64 z #s(literal 30 binary64))))) (*.f64 (sin.f64 (*.f64 z #s(literal 30 binary64))) (cos.f64 (*.f64 x #s(literal 30 binary64)))))) #s(literal 1/5 binary64))) < 9.99999999999999955e126Initial program 99.9%
Taylor expanded in z around 0
+-commutativeN/A
*-commutativeN/A
lower-fma.f64N/A
*-commutativeN/A
lift-sin.f64N/A
*-commutativeN/A
lower-*.f64N/A
*-commutativeN/A
lift-cos.f64N/A
lift-*.f64N/A
*-commutativeN/A
lift-sin.f64N/A
lift-*.f6499.0
Applied rewrites99.0%
Taylor expanded in y around 0
lift-sin.f64N/A
lift-*.f6498.1
Applied rewrites98.1%
Taylor expanded in x around 0
distribute-lft-outN/A
lower-*.f64N/A
pow2N/A
lower-fma.f64N/A
unpow2N/A
lower-*.f6477.3
Applied rewrites77.3%
Taylor expanded in x around 0
lift-*.f6496.4
Applied rewrites96.4%
if 9.99999999999999955e126 < (fmax.f64 (-.f64 (sqrt.f64 (+.f64 (+.f64 (pow.f64 (*.f64 x #s(literal 30 binary64)) #s(literal 2 binary64)) (pow.f64 (*.f64 y #s(literal 30 binary64)) #s(literal 2 binary64))) (pow.f64 (*.f64 z #s(literal 30 binary64)) #s(literal 2 binary64)))) #s(literal 25 binary64)) (-.f64 (fabs.f64 (+.f64 (+.f64 (*.f64 (sin.f64 (*.f64 x #s(literal 30 binary64))) (cos.f64 (*.f64 y #s(literal 30 binary64)))) (*.f64 (sin.f64 (*.f64 y #s(literal 30 binary64))) (cos.f64 (*.f64 z #s(literal 30 binary64))))) (*.f64 (sin.f64 (*.f64 z #s(literal 30 binary64))) (cos.f64 (*.f64 x #s(literal 30 binary64)))))) #s(literal 1/5 binary64))) Initial program 17.9%
Taylor expanded in z around 0
+-commutativeN/A
*-commutativeN/A
lower-fma.f64N/A
*-commutativeN/A
lift-sin.f64N/A
*-commutativeN/A
lower-*.f64N/A
*-commutativeN/A
lift-cos.f64N/A
lift-*.f64N/A
*-commutativeN/A
lift-sin.f64N/A
lift-*.f6417.9
Applied rewrites17.9%
Taylor expanded in y around 0
lift-sin.f64N/A
lift-*.f6417.9
Applied rewrites17.9%
Taylor expanded in y around -inf
lower-*.f6418.9
Applied rewrites18.9%
Taylor expanded in x around 0
lift-*.f6451.0
Applied rewrites51.0%
(FPCore (x y z) :precision binary64 (fmax (- (* -30.0 y) 25.0) (- (fabs (* 30.0 x)) 0.2)))
double code(double x, double y, double z) {
return fmax(((-30.0 * y) - 25.0), (fabs((30.0 * x)) - 0.2));
}
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(8) function code(x, y, z)
use fmin_fmax_functions
real(8), intent (in) :: x
real(8), intent (in) :: y
real(8), intent (in) :: z
code = fmax((((-30.0d0) * y) - 25.0d0), (abs((30.0d0 * x)) - 0.2d0))
end function
public static double code(double x, double y, double z) {
return fmax(((-30.0 * y) - 25.0), (Math.abs((30.0 * x)) - 0.2));
}
def code(x, y, z): return fmax(((-30.0 * y) - 25.0), (math.fabs((30.0 * x)) - 0.2))
function code(x, y, z) return fmax(Float64(Float64(-30.0 * y) - 25.0), Float64(abs(Float64(30.0 * x)) - 0.2)) end
function tmp = code(x, y, z) tmp = max(((-30.0 * y) - 25.0), (abs((30.0 * x)) - 0.2)); end
code[x_, y_, z_] := N[Max[N[(N[(-30.0 * y), $MachinePrecision] - 25.0), $MachinePrecision], N[(N[Abs[N[(30.0 * x), $MachinePrecision]], $MachinePrecision] - 0.2), $MachinePrecision]], $MachinePrecision]
\begin{array}{l}
\\
\mathsf{max}\left(-30 \cdot y - 25, \left|30 \cdot x\right| - 0.2\right)
\end{array}
Initial program 45.9%
Taylor expanded in z around 0
+-commutativeN/A
*-commutativeN/A
lower-fma.f64N/A
*-commutativeN/A
lift-sin.f64N/A
*-commutativeN/A
lower-*.f64N/A
*-commutativeN/A
lift-cos.f64N/A
lift-*.f64N/A
*-commutativeN/A
lift-sin.f64N/A
lift-*.f6445.6
Applied rewrites45.6%
Taylor expanded in y around 0
lift-sin.f64N/A
lift-*.f6445.3
Applied rewrites45.3%
Taylor expanded in y around -inf
lower-*.f6428.0
Applied rewrites28.0%
Taylor expanded in x around 0
lift-*.f6455.8
Applied rewrites55.8%
(FPCore (x y z) :precision binary64 (fmax (* -30.0 x) (- (fabs (* 30.0 x)) 0.2)))
double code(double x, double y, double z) {
return fmax((-30.0 * x), (fabs((30.0 * x)) - 0.2));
}
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(8) function code(x, y, z)
use fmin_fmax_functions
real(8), intent (in) :: x
real(8), intent (in) :: y
real(8), intent (in) :: z
code = fmax(((-30.0d0) * x), (abs((30.0d0 * x)) - 0.2d0))
end function
public static double code(double x, double y, double z) {
return fmax((-30.0 * x), (Math.abs((30.0 * x)) - 0.2));
}
def code(x, y, z): return fmax((-30.0 * x), (math.fabs((30.0 * x)) - 0.2))
function code(x, y, z) return fmax(Float64(-30.0 * x), Float64(abs(Float64(30.0 * x)) - 0.2)) end
function tmp = code(x, y, z) tmp = max((-30.0 * x), (abs((30.0 * x)) - 0.2)); end
code[x_, y_, z_] := N[Max[N[(-30.0 * x), $MachinePrecision], N[(N[Abs[N[(30.0 * x), $MachinePrecision]], $MachinePrecision] - 0.2), $MachinePrecision]], $MachinePrecision]
\begin{array}{l}
\\
\mathsf{max}\left(-30 \cdot x, \left|30 \cdot x\right| - 0.2\right)
\end{array}
Initial program 45.9%
Taylor expanded in z around 0
+-commutativeN/A
*-commutativeN/A
lower-fma.f64N/A
*-commutativeN/A
lift-sin.f64N/A
*-commutativeN/A
lower-*.f64N/A
*-commutativeN/A
lift-cos.f64N/A
lift-*.f64N/A
*-commutativeN/A
lift-sin.f64N/A
lift-*.f6445.6
Applied rewrites45.6%
Taylor expanded in y around 0
lift-sin.f64N/A
lift-*.f6445.3
Applied rewrites45.3%
Taylor expanded in x around -inf
lower-*.f6417.1
Applied rewrites17.1%
Taylor expanded in x around 0
lift-*.f6431.6
Applied rewrites31.6%
herbie shell --seed 2025119
(FPCore (x y z)
:name "Gyroid sphere"
:precision binary64
(fmax (- (sqrt (+ (+ (pow (* x 30.0) 2.0) (pow (* y 30.0) 2.0)) (pow (* z 30.0) 2.0))) 25.0) (- (fabs (+ (+ (* (sin (* x 30.0)) (cos (* y 30.0))) (* (sin (* y 30.0)) (cos (* z 30.0)))) (* (sin (* z 30.0)) (cos (* x 30.0))))) 0.2)))