
(FPCore (x y z t) :precision binary64 (+ x (* (- y x) (/ z t))))
double code(double x, double y, double z, double t) {
return x + ((y - x) * (z / t));
}
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, t)
use fmin_fmax_functions
real(8), intent (in) :: x
real(8), intent (in) :: y
real(8), intent (in) :: z
real(8), intent (in) :: t
code = x + ((y - x) * (z / t))
end function
public static double code(double x, double y, double z, double t) {
return x + ((y - x) * (z / t));
}
def code(x, y, z, t): return x + ((y - x) * (z / t))
function code(x, y, z, t) return Float64(x + Float64(Float64(y - x) * Float64(z / t))) end
function tmp = code(x, y, z, t) tmp = x + ((y - x) * (z / t)); end
code[x_, y_, z_, t_] := N[(x + N[(N[(y - x), $MachinePrecision] * N[(z / t), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
x + \left(y - x\right) \cdot \frac{z}{t}
\end{array}
Herbie found 8 alternatives:
| Alternative | Accuracy | Speedup |
|---|
(FPCore (x y z t) :precision binary64 (+ x (* (- y x) (/ z t))))
double code(double x, double y, double z, double t) {
return x + ((y - x) * (z / t));
}
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, t)
use fmin_fmax_functions
real(8), intent (in) :: x
real(8), intent (in) :: y
real(8), intent (in) :: z
real(8), intent (in) :: t
code = x + ((y - x) * (z / t))
end function
public static double code(double x, double y, double z, double t) {
return x + ((y - x) * (z / t));
}
def code(x, y, z, t): return x + ((y - x) * (z / t))
function code(x, y, z, t) return Float64(x + Float64(Float64(y - x) * Float64(z / t))) end
function tmp = code(x, y, z, t) tmp = x + ((y - x) * (z / t)); end
code[x_, y_, z_, t_] := N[(x + N[(N[(y - x), $MachinePrecision] * N[(z / t), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
x + \left(y - x\right) \cdot \frac{z}{t}
\end{array}
(FPCore (x y z t) :precision binary64 (fma (/ z t) (- y x) x))
double code(double x, double y, double z, double t) {
return fma((z / t), (y - x), x);
}
function code(x, y, z, t) return fma(Float64(z / t), Float64(y - x), x) end
code[x_, y_, z_, t_] := N[(N[(z / t), $MachinePrecision] * N[(y - x), $MachinePrecision] + x), $MachinePrecision]
\begin{array}{l}
\\
\mathsf{fma}\left(\frac{z}{t}, y - x, x\right)
\end{array}
Initial program 98.0%
lift-+.f64N/A
lift-*.f64N/A
lift--.f64N/A
lift-/.f64N/A
+-commutativeN/A
*-commutativeN/A
lower-fma.f64N/A
lift-/.f64N/A
lift--.f6498.0
Applied rewrites98.0%
(FPCore (x y z t)
:precision binary64
(let* ((t_1 (* (/ (- y x) t) z)))
(if (<= (/ z t) -20.0)
t_1
(if (<= (/ z t) 2000000000.0) (+ x (* y (/ z t))) t_1))))
double code(double x, double y, double z, double t) {
double t_1 = ((y - x) / t) * z;
double tmp;
if ((z / t) <= -20.0) {
tmp = t_1;
} else if ((z / t) <= 2000000000.0) {
tmp = x + (y * (z / t));
} else {
tmp = t_1;
}
return tmp;
}
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, t)
use fmin_fmax_functions
real(8), intent (in) :: x
real(8), intent (in) :: y
real(8), intent (in) :: z
real(8), intent (in) :: t
real(8) :: t_1
real(8) :: tmp
t_1 = ((y - x) / t) * z
if ((z / t) <= (-20.0d0)) then
tmp = t_1
else if ((z / t) <= 2000000000.0d0) then
tmp = x + (y * (z / t))
else
tmp = t_1
end if
code = tmp
end function
public static double code(double x, double y, double z, double t) {
double t_1 = ((y - x) / t) * z;
double tmp;
if ((z / t) <= -20.0) {
tmp = t_1;
} else if ((z / t) <= 2000000000.0) {
tmp = x + (y * (z / t));
} else {
tmp = t_1;
}
return tmp;
}
def code(x, y, z, t): t_1 = ((y - x) / t) * z tmp = 0 if (z / t) <= -20.0: tmp = t_1 elif (z / t) <= 2000000000.0: tmp = x + (y * (z / t)) else: tmp = t_1 return tmp
function code(x, y, z, t) t_1 = Float64(Float64(Float64(y - x) / t) * z) tmp = 0.0 if (Float64(z / t) <= -20.0) tmp = t_1; elseif (Float64(z / t) <= 2000000000.0) tmp = Float64(x + Float64(y * Float64(z / t))); else tmp = t_1; end return tmp end
function tmp_2 = code(x, y, z, t) t_1 = ((y - x) / t) * z; tmp = 0.0; if ((z / t) <= -20.0) tmp = t_1; elseif ((z / t) <= 2000000000.0) tmp = x + (y * (z / t)); else tmp = t_1; end tmp_2 = tmp; end
code[x_, y_, z_, t_] := Block[{t$95$1 = N[(N[(N[(y - x), $MachinePrecision] / t), $MachinePrecision] * z), $MachinePrecision]}, If[LessEqual[N[(z / t), $MachinePrecision], -20.0], t$95$1, If[LessEqual[N[(z / t), $MachinePrecision], 2000000000.0], N[(x + N[(y * N[(z / t), $MachinePrecision]), $MachinePrecision]), $MachinePrecision], t$95$1]]]
\begin{array}{l}
\\
\begin{array}{l}
t_1 := \frac{y - x}{t} \cdot z\\
\mathbf{if}\;\frac{z}{t} \leq -20:\\
\;\;\;\;t\_1\\
\mathbf{elif}\;\frac{z}{t} \leq 2000000000:\\
\;\;\;\;x + y \cdot \frac{z}{t}\\
\mathbf{else}:\\
\;\;\;\;t\_1\\
\end{array}
\end{array}
if (/.f64 z t) < -20 or 2e9 < (/.f64 z t) Initial program 97.4%
Taylor expanded in z around inf
*-commutativeN/A
lower-*.f64N/A
sub-divN/A
lower-/.f64N/A
lift--.f6492.9
Applied rewrites92.9%
if -20 < (/.f64 z t) < 2e9Initial program 98.5%
Taylor expanded in x around 0
Applied rewrites96.4%
(FPCore (x y z t) :precision binary64 (let* ((t_1 (* (/ (- y x) t) z))) (if (<= (/ z t) -20.0) t_1 (if (<= (/ z t) 0.004) (fma (/ y t) z x) t_1))))
double code(double x, double y, double z, double t) {
double t_1 = ((y - x) / t) * z;
double tmp;
if ((z / t) <= -20.0) {
tmp = t_1;
} else if ((z / t) <= 0.004) {
tmp = fma((y / t), z, x);
} else {
tmp = t_1;
}
return tmp;
}
function code(x, y, z, t) t_1 = Float64(Float64(Float64(y - x) / t) * z) tmp = 0.0 if (Float64(z / t) <= -20.0) tmp = t_1; elseif (Float64(z / t) <= 0.004) tmp = fma(Float64(y / t), z, x); else tmp = t_1; end return tmp end
code[x_, y_, z_, t_] := Block[{t$95$1 = N[(N[(N[(y - x), $MachinePrecision] / t), $MachinePrecision] * z), $MachinePrecision]}, If[LessEqual[N[(z / t), $MachinePrecision], -20.0], t$95$1, If[LessEqual[N[(z / t), $MachinePrecision], 0.004], N[(N[(y / t), $MachinePrecision] * z + x), $MachinePrecision], t$95$1]]]
\begin{array}{l}
\\
\begin{array}{l}
t_1 := \frac{y - x}{t} \cdot z\\
\mathbf{if}\;\frac{z}{t} \leq -20:\\
\;\;\;\;t\_1\\
\mathbf{elif}\;\frac{z}{t} \leq 0.004:\\
\;\;\;\;\mathsf{fma}\left(\frac{y}{t}, z, x\right)\\
\mathbf{else}:\\
\;\;\;\;t\_1\\
\end{array}
\end{array}
if (/.f64 z t) < -20 or 0.0040000000000000001 < (/.f64 z t) Initial program 97.4%
Taylor expanded in z around inf
*-commutativeN/A
lower-*.f64N/A
sub-divN/A
lower-/.f64N/A
lift--.f6492.2
Applied rewrites92.2%
if -20 < (/.f64 z t) < 0.0040000000000000001Initial program 98.5%
lift-+.f64N/A
lift-*.f64N/A
lift--.f64N/A
lift-/.f64N/A
+-commutativeN/A
associate-*r/N/A
associate-*l/N/A
sub-divN/A
lower-fma.f64N/A
sub-divN/A
lower-/.f64N/A
lift--.f6492.6
Applied rewrites92.6%
Taylor expanded in x around 0
lower-/.f6494.8
Applied rewrites94.8%
(FPCore (x y z t) :precision binary64 (let* ((t_1 (* (/ (- t z) t) x))) (if (<= x -4.2e+59) t_1 (if (<= x 5.5e-42) (fma (/ y t) z x) t_1))))
double code(double x, double y, double z, double t) {
double t_1 = ((t - z) / t) * x;
double tmp;
if (x <= -4.2e+59) {
tmp = t_1;
} else if (x <= 5.5e-42) {
tmp = fma((y / t), z, x);
} else {
tmp = t_1;
}
return tmp;
}
function code(x, y, z, t) t_1 = Float64(Float64(Float64(t - z) / t) * x) tmp = 0.0 if (x <= -4.2e+59) tmp = t_1; elseif (x <= 5.5e-42) tmp = fma(Float64(y / t), z, x); else tmp = t_1; end return tmp end
code[x_, y_, z_, t_] := Block[{t$95$1 = N[(N[(N[(t - z), $MachinePrecision] / t), $MachinePrecision] * x), $MachinePrecision]}, If[LessEqual[x, -4.2e+59], t$95$1, If[LessEqual[x, 5.5e-42], N[(N[(y / t), $MachinePrecision] * z + x), $MachinePrecision], t$95$1]]]
\begin{array}{l}
\\
\begin{array}{l}
t_1 := \frac{t - z}{t} \cdot x\\
\mathbf{if}\;x \leq -4.2 \cdot 10^{+59}:\\
\;\;\;\;t\_1\\
\mathbf{elif}\;x \leq 5.5 \cdot 10^{-42}:\\
\;\;\;\;\mathsf{fma}\left(\frac{y}{t}, z, x\right)\\
\mathbf{else}:\\
\;\;\;\;t\_1\\
\end{array}
\end{array}
if x < -4.19999999999999968e59 or 5.5e-42 < x Initial program 99.9%
Taylor expanded in x around inf
*-commutativeN/A
lower-*.f64N/A
mul-1-negN/A
negate-subN/A
lower--.f64N/A
lift-/.f6486.8
Applied rewrites86.8%
Taylor expanded in t around 0
lower-/.f64N/A
lower--.f6486.8
Applied rewrites86.8%
if -4.19999999999999968e59 < x < 5.5e-42Initial program 96.2%
lift-+.f64N/A
lift-*.f64N/A
lift--.f64N/A
lift-/.f64N/A
+-commutativeN/A
associate-*r/N/A
associate-*l/N/A
sub-divN/A
lower-fma.f64N/A
sub-divN/A
lower-/.f64N/A
lift--.f6494.9
Applied rewrites94.9%
Taylor expanded in x around 0
lower-/.f6482.7
Applied rewrites82.7%
(FPCore (x y z t)
:precision binary64
(let* ((t_1 (* (/ (- z) t) x)) (t_2 (fma (/ y t) z x)))
(if (<= (/ z t) -1e+179)
t_2
(if (<= (/ z t) -500000000.0) t_1 (if (<= (/ z t) 60000.0) t_2 t_1)))))
double code(double x, double y, double z, double t) {
double t_1 = (-z / t) * x;
double t_2 = fma((y / t), z, x);
double tmp;
if ((z / t) <= -1e+179) {
tmp = t_2;
} else if ((z / t) <= -500000000.0) {
tmp = t_1;
} else if ((z / t) <= 60000.0) {
tmp = t_2;
} else {
tmp = t_1;
}
return tmp;
}
function code(x, y, z, t) t_1 = Float64(Float64(Float64(-z) / t) * x) t_2 = fma(Float64(y / t), z, x) tmp = 0.0 if (Float64(z / t) <= -1e+179) tmp = t_2; elseif (Float64(z / t) <= -500000000.0) tmp = t_1; elseif (Float64(z / t) <= 60000.0) tmp = t_2; else tmp = t_1; end return tmp end
code[x_, y_, z_, t_] := Block[{t$95$1 = N[(N[((-z) / t), $MachinePrecision] * x), $MachinePrecision]}, Block[{t$95$2 = N[(N[(y / t), $MachinePrecision] * z + x), $MachinePrecision]}, If[LessEqual[N[(z / t), $MachinePrecision], -1e+179], t$95$2, If[LessEqual[N[(z / t), $MachinePrecision], -500000000.0], t$95$1, If[LessEqual[N[(z / t), $MachinePrecision], 60000.0], t$95$2, t$95$1]]]]]
\begin{array}{l}
\\
\begin{array}{l}
t_1 := \frac{-z}{t} \cdot x\\
t_2 := \mathsf{fma}\left(\frac{y}{t}, z, x\right)\\
\mathbf{if}\;\frac{z}{t} \leq -1 \cdot 10^{+179}:\\
\;\;\;\;t\_2\\
\mathbf{elif}\;\frac{z}{t} \leq -500000000:\\
\;\;\;\;t\_1\\
\mathbf{elif}\;\frac{z}{t} \leq 60000:\\
\;\;\;\;t\_2\\
\mathbf{else}:\\
\;\;\;\;t\_1\\
\end{array}
\end{array}
if (/.f64 z t) < -9.9999999999999998e178 or -5e8 < (/.f64 z t) < 6e4Initial program 97.9%
lift-+.f64N/A
lift-*.f64N/A
lift--.f64N/A
lift-/.f64N/A
+-commutativeN/A
associate-*r/N/A
associate-*l/N/A
sub-divN/A
lower-fma.f64N/A
sub-divN/A
lower-/.f64N/A
lift--.f6493.6
Applied rewrites93.6%
Taylor expanded in x around 0
lower-/.f6486.6
Applied rewrites86.6%
if -9.9999999999999998e178 < (/.f64 z t) < -5e8 or 6e4 < (/.f64 z t) Initial program 98.1%
Taylor expanded in x around inf
*-commutativeN/A
lower-*.f64N/A
mul-1-negN/A
negate-subN/A
lower--.f64N/A
lift-/.f6453.8
Applied rewrites53.8%
Taylor expanded in z around inf
mul-1-negN/A
distribute-neg-fracN/A
lower-/.f64N/A
lower-neg.f6453.4
Applied rewrites53.4%
(FPCore (x y z t)
:precision binary64
(let* ((t_1 (* (/ (- z) t) x)))
(if (<= (/ z t) -1e+179)
(* (/ z t) y)
(if (<= (/ z t) -20.0) t_1 (if (<= (/ z t) 60000.0) x t_1)))))
double code(double x, double y, double z, double t) {
double t_1 = (-z / t) * x;
double tmp;
if ((z / t) <= -1e+179) {
tmp = (z / t) * y;
} else if ((z / t) <= -20.0) {
tmp = t_1;
} else if ((z / t) <= 60000.0) {
tmp = x;
} else {
tmp = t_1;
}
return tmp;
}
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, t)
use fmin_fmax_functions
real(8), intent (in) :: x
real(8), intent (in) :: y
real(8), intent (in) :: z
real(8), intent (in) :: t
real(8) :: t_1
real(8) :: tmp
t_1 = (-z / t) * x
if ((z / t) <= (-1d+179)) then
tmp = (z / t) * y
else if ((z / t) <= (-20.0d0)) then
tmp = t_1
else if ((z / t) <= 60000.0d0) then
tmp = x
else
tmp = t_1
end if
code = tmp
end function
public static double code(double x, double y, double z, double t) {
double t_1 = (-z / t) * x;
double tmp;
if ((z / t) <= -1e+179) {
tmp = (z / t) * y;
} else if ((z / t) <= -20.0) {
tmp = t_1;
} else if ((z / t) <= 60000.0) {
tmp = x;
} else {
tmp = t_1;
}
return tmp;
}
def code(x, y, z, t): t_1 = (-z / t) * x tmp = 0 if (z / t) <= -1e+179: tmp = (z / t) * y elif (z / t) <= -20.0: tmp = t_1 elif (z / t) <= 60000.0: tmp = x else: tmp = t_1 return tmp
function code(x, y, z, t) t_1 = Float64(Float64(Float64(-z) / t) * x) tmp = 0.0 if (Float64(z / t) <= -1e+179) tmp = Float64(Float64(z / t) * y); elseif (Float64(z / t) <= -20.0) tmp = t_1; elseif (Float64(z / t) <= 60000.0) tmp = x; else tmp = t_1; end return tmp end
function tmp_2 = code(x, y, z, t) t_1 = (-z / t) * x; tmp = 0.0; if ((z / t) <= -1e+179) tmp = (z / t) * y; elseif ((z / t) <= -20.0) tmp = t_1; elseif ((z / t) <= 60000.0) tmp = x; else tmp = t_1; end tmp_2 = tmp; end
code[x_, y_, z_, t_] := Block[{t$95$1 = N[(N[((-z) / t), $MachinePrecision] * x), $MachinePrecision]}, If[LessEqual[N[(z / t), $MachinePrecision], -1e+179], N[(N[(z / t), $MachinePrecision] * y), $MachinePrecision], If[LessEqual[N[(z / t), $MachinePrecision], -20.0], t$95$1, If[LessEqual[N[(z / t), $MachinePrecision], 60000.0], x, t$95$1]]]]
\begin{array}{l}
\\
\begin{array}{l}
t_1 := \frac{-z}{t} \cdot x\\
\mathbf{if}\;\frac{z}{t} \leq -1 \cdot 10^{+179}:\\
\;\;\;\;\frac{z}{t} \cdot y\\
\mathbf{elif}\;\frac{z}{t} \leq -20:\\
\;\;\;\;t\_1\\
\mathbf{elif}\;\frac{z}{t} \leq 60000:\\
\;\;\;\;x\\
\mathbf{else}:\\
\;\;\;\;t\_1\\
\end{array}
\end{array}
if (/.f64 z t) < -9.9999999999999998e178Initial program 95.3%
Taylor expanded in x around 0
*-commutativeN/A
associate-*l/N/A
lower-*.f64N/A
lift-/.f6461.3
Applied rewrites61.3%
if -9.9999999999999998e178 < (/.f64 z t) < -20 or 6e4 < (/.f64 z t) Initial program 98.1%
Taylor expanded in x around inf
*-commutativeN/A
lower-*.f64N/A
mul-1-negN/A
negate-subN/A
lower--.f64N/A
lift-/.f6453.7
Applied rewrites53.7%
Taylor expanded in z around inf
mul-1-negN/A
distribute-neg-fracN/A
lower-/.f64N/A
lower-neg.f6452.7
Applied rewrites52.7%
if -20 < (/.f64 z t) < 6e4Initial program 98.5%
Taylor expanded in z around 0
Applied rewrites74.8%
(FPCore (x y z t) :precision binary64 (let* ((t_1 (* (/ z t) y))) (if (<= (/ z t) -1e-103) t_1 (if (<= (/ z t) 2e-8) x t_1))))
double code(double x, double y, double z, double t) {
double t_1 = (z / t) * y;
double tmp;
if ((z / t) <= -1e-103) {
tmp = t_1;
} else if ((z / t) <= 2e-8) {
tmp = x;
} else {
tmp = t_1;
}
return tmp;
}
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, t)
use fmin_fmax_functions
real(8), intent (in) :: x
real(8), intent (in) :: y
real(8), intent (in) :: z
real(8), intent (in) :: t
real(8) :: t_1
real(8) :: tmp
t_1 = (z / t) * y
if ((z / t) <= (-1d-103)) then
tmp = t_1
else if ((z / t) <= 2d-8) then
tmp = x
else
tmp = t_1
end if
code = tmp
end function
public static double code(double x, double y, double z, double t) {
double t_1 = (z / t) * y;
double tmp;
if ((z / t) <= -1e-103) {
tmp = t_1;
} else if ((z / t) <= 2e-8) {
tmp = x;
} else {
tmp = t_1;
}
return tmp;
}
def code(x, y, z, t): t_1 = (z / t) * y tmp = 0 if (z / t) <= -1e-103: tmp = t_1 elif (z / t) <= 2e-8: tmp = x else: tmp = t_1 return tmp
function code(x, y, z, t) t_1 = Float64(Float64(z / t) * y) tmp = 0.0 if (Float64(z / t) <= -1e-103) tmp = t_1; elseif (Float64(z / t) <= 2e-8) tmp = x; else tmp = t_1; end return tmp end
function tmp_2 = code(x, y, z, t) t_1 = (z / t) * y; tmp = 0.0; if ((z / t) <= -1e-103) tmp = t_1; elseif ((z / t) <= 2e-8) tmp = x; else tmp = t_1; end tmp_2 = tmp; end
code[x_, y_, z_, t_] := Block[{t$95$1 = N[(N[(z / t), $MachinePrecision] * y), $MachinePrecision]}, If[LessEqual[N[(z / t), $MachinePrecision], -1e-103], t$95$1, If[LessEqual[N[(z / t), $MachinePrecision], 2e-8], x, t$95$1]]]
\begin{array}{l}
\\
\begin{array}{l}
t_1 := \frac{z}{t} \cdot y\\
\mathbf{if}\;\frac{z}{t} \leq -1 \cdot 10^{-103}:\\
\;\;\;\;t\_1\\
\mathbf{elif}\;\frac{z}{t} \leq 2 \cdot 10^{-8}:\\
\;\;\;\;x\\
\mathbf{else}:\\
\;\;\;\;t\_1\\
\end{array}
\end{array}
if (/.f64 z t) < -9.99999999999999958e-104 or 2e-8 < (/.f64 z t) Initial program 97.7%
Taylor expanded in x around 0
*-commutativeN/A
associate-*l/N/A
lower-*.f64N/A
lift-/.f6455.0
Applied rewrites55.0%
if -9.99999999999999958e-104 < (/.f64 z t) < 2e-8Initial program 98.3%
Taylor expanded in z around 0
Applied rewrites80.0%
(FPCore (x y z t) :precision binary64 x)
double code(double x, double y, double z, double t) {
return x;
}
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, t)
use fmin_fmax_functions
real(8), intent (in) :: x
real(8), intent (in) :: y
real(8), intent (in) :: z
real(8), intent (in) :: t
code = x
end function
public static double code(double x, double y, double z, double t) {
return x;
}
def code(x, y, z, t): return x
function code(x, y, z, t) return x end
function tmp = code(x, y, z, t) tmp = x; end
code[x_, y_, z_, t_] := x
\begin{array}{l}
\\
x
\end{array}
Initial program 98.0%
Taylor expanded in z around 0
Applied rewrites38.8%
herbie shell --seed 2025110
(FPCore (x y z t)
:name "Graphics.Rendering.Plot.Render.Plot.Axis:tickPosition from plot-0.2.3.4"
:precision binary64
(+ x (* (- y x) (/ z t))))