
(FPCore (d1 d2 d3 d4) :precision binary64 (- (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (* d1 d1)))
double code(double d1, double d2, double d3, double d4) {
return (((d1 * d2) - (d1 * d3)) + (d4 * d1)) - (d1 * d1);
}
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(d1, d2, d3, d4)
use fmin_fmax_functions
real(8), intent (in) :: d1
real(8), intent (in) :: d2
real(8), intent (in) :: d3
real(8), intent (in) :: d4
code = (((d1 * d2) - (d1 * d3)) + (d4 * d1)) - (d1 * d1)
end function
public static double code(double d1, double d2, double d3, double d4) {
return (((d1 * d2) - (d1 * d3)) + (d4 * d1)) - (d1 * d1);
}
def code(d1, d2, d3, d4): return (((d1 * d2) - (d1 * d3)) + (d4 * d1)) - (d1 * d1)
function code(d1, d2, d3, d4) return Float64(Float64(Float64(Float64(d1 * d2) - Float64(d1 * d3)) + Float64(d4 * d1)) - Float64(d1 * d1)) end
function tmp = code(d1, d2, d3, d4) tmp = (((d1 * d2) - (d1 * d3)) + (d4 * d1)) - (d1 * d1); end
code[d1_, d2_, d3_, d4_] := N[(N[(N[(N[(d1 * d2), $MachinePrecision] - N[(d1 * d3), $MachinePrecision]), $MachinePrecision] + N[(d4 * d1), $MachinePrecision]), $MachinePrecision] - N[(d1 * d1), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
\left(\left(d1 \cdot d2 - d1 \cdot d3\right) + d4 \cdot d1\right) - d1 \cdot d1
\end{array}
Herbie found 12 alternatives:
| Alternative | Accuracy | Speedup |
|---|
(FPCore (d1 d2 d3 d4) :precision binary64 (- (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (* d1 d1)))
double code(double d1, double d2, double d3, double d4) {
return (((d1 * d2) - (d1 * d3)) + (d4 * d1)) - (d1 * d1);
}
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(d1, d2, d3, d4)
use fmin_fmax_functions
real(8), intent (in) :: d1
real(8), intent (in) :: d2
real(8), intent (in) :: d3
real(8), intent (in) :: d4
code = (((d1 * d2) - (d1 * d3)) + (d4 * d1)) - (d1 * d1)
end function
public static double code(double d1, double d2, double d3, double d4) {
return (((d1 * d2) - (d1 * d3)) + (d4 * d1)) - (d1 * d1);
}
def code(d1, d2, d3, d4): return (((d1 * d2) - (d1 * d3)) + (d4 * d1)) - (d1 * d1)
function code(d1, d2, d3, d4) return Float64(Float64(Float64(Float64(d1 * d2) - Float64(d1 * d3)) + Float64(d4 * d1)) - Float64(d1 * d1)) end
function tmp = code(d1, d2, d3, d4) tmp = (((d1 * d2) - (d1 * d3)) + (d4 * d1)) - (d1 * d1); end
code[d1_, d2_, d3_, d4_] := N[(N[(N[(N[(d1 * d2), $MachinePrecision] - N[(d1 * d3), $MachinePrecision]), $MachinePrecision] + N[(d4 * d1), $MachinePrecision]), $MachinePrecision] - N[(d1 * d1), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
\left(\left(d1 \cdot d2 - d1 \cdot d3\right) + d4 \cdot d1\right) - d1 \cdot d1
\end{array}
NOTE: d1, d2, d3, and d4 should be sorted in increasing order before calling this function. (FPCore (d1 d2 d3 d4) :precision binary64 (if (<= (- (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (* d1 d1)) 5e+282) (- (fma d4 d1 (* (- d2 d3) d1)) (* d1 d1)) (* d1 (- (- d4 d3) d1))))
assert(d1 < d2 && d2 < d3 && d3 < d4);
double code(double d1, double d2, double d3, double d4) {
double tmp;
if (((((d1 * d2) - (d1 * d3)) + (d4 * d1)) - (d1 * d1)) <= 5e+282) {
tmp = fma(d4, d1, ((d2 - d3) * d1)) - (d1 * d1);
} else {
tmp = d1 * ((d4 - d3) - d1);
}
return tmp;
}
d1, d2, d3, d4 = sort([d1, d2, d3, d4]) function code(d1, d2, d3, d4) tmp = 0.0 if (Float64(Float64(Float64(Float64(d1 * d2) - Float64(d1 * d3)) + Float64(d4 * d1)) - Float64(d1 * d1)) <= 5e+282) tmp = Float64(fma(d4, d1, Float64(Float64(d2 - d3) * d1)) - Float64(d1 * d1)); else tmp = Float64(d1 * Float64(Float64(d4 - d3) - d1)); end return tmp end
NOTE: d1, d2, d3, and d4 should be sorted in increasing order before calling this function. code[d1_, d2_, d3_, d4_] := If[LessEqual[N[(N[(N[(N[(d1 * d2), $MachinePrecision] - N[(d1 * d3), $MachinePrecision]), $MachinePrecision] + N[(d4 * d1), $MachinePrecision]), $MachinePrecision] - N[(d1 * d1), $MachinePrecision]), $MachinePrecision], 5e+282], N[(N[(d4 * d1 + N[(N[(d2 - d3), $MachinePrecision] * d1), $MachinePrecision]), $MachinePrecision] - N[(d1 * d1), $MachinePrecision]), $MachinePrecision], N[(d1 * N[(N[(d4 - d3), $MachinePrecision] - d1), $MachinePrecision]), $MachinePrecision]]
\begin{array}{l}
[d1, d2, d3, d4] = \mathsf{sort}([d1, d2, d3, d4])\\
\\
\begin{array}{l}
\mathbf{if}\;\left(\left(d1 \cdot d2 - d1 \cdot d3\right) + d4 \cdot d1\right) - d1 \cdot d1 \leq 5 \cdot 10^{+282}:\\
\;\;\;\;\mathsf{fma}\left(d4, d1, \left(d2 - d3\right) \cdot d1\right) - d1 \cdot d1\\
\mathbf{else}:\\
\;\;\;\;d1 \cdot \left(\left(d4 - d3\right) - d1\right)\\
\end{array}
\end{array}
if (-.f64 (+.f64 (-.f64 (*.f64 d1 d2) (*.f64 d1 d3)) (*.f64 d4 d1)) (*.f64 d1 d1)) < 4.99999999999999978e282Initial program 100.0%
lift-*.f64N/A
lift-+.f64N/A
lift-*.f64N/A
lift-*.f64N/A
lift--.f64N/A
+-commutativeN/A
lower-fma.f64N/A
distribute-lft-out--N/A
*-commutativeN/A
lower-*.f64N/A
lower--.f64100.0
Applied rewrites100.0%
if 4.99999999999999978e282 < (-.f64 (+.f64 (-.f64 (*.f64 d1 d2) (*.f64 d1 d3)) (*.f64 d4 d1)) (*.f64 d1 d1)) Initial program 28.9%
lift-*.f64N/A
lift--.f64N/A
lift-*.f64N/A
lift-+.f64N/A
lift-*.f64N/A
lift-*.f64N/A
lift--.f64N/A
pow2N/A
fp-cancel-sub-sign-invN/A
mul-1-negN/A
associate-*r*N/A
+-commutativeN/A
*-commutativeN/A
associate-+r+N/A
+-commutativeN/A
associate-*r*N/A
mul-1-negN/A
fp-cancel-sub-sign-invN/A
Applied rewrites49.0%
Taylor expanded in d2 around 0
pow2N/A
associate-+r-N/A
*-commutativeN/A
distribute-lft-out--N/A
associate--l+N/A
fp-cancel-sub-sign-invN/A
mul-1-negN/A
associate-*r*N/A
+-commutativeN/A
associate-+r+N/A
+-commutativeN/A
associate-*r*N/A
mul-1-negN/A
fp-cancel-sub-sign-invN/A
*-commutativeN/A
pow2N/A
Applied rewrites81.7%
NOTE: d1, d2, d3, and d4 should be sorted in increasing order before calling this function.
(FPCore (d1 d2 d3 d4)
:precision binary64
(let* ((t_0 (* d1 (- (- d4 d3) d1))))
(if (<= d1 -4.2e+43)
t_0
(if (<= d1 5.2e+112) (* (- (+ d4 d2) d3) d1) t_0))))assert(d1 < d2 && d2 < d3 && d3 < d4);
double code(double d1, double d2, double d3, double d4) {
double t_0 = d1 * ((d4 - d3) - d1);
double tmp;
if (d1 <= -4.2e+43) {
tmp = t_0;
} else if (d1 <= 5.2e+112) {
tmp = ((d4 + d2) - d3) * d1;
} else {
tmp = t_0;
}
return tmp;
}
NOTE: d1, d2, d3, and d4 should be sorted in increasing order before calling this function.
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(d1, d2, d3, d4)
use fmin_fmax_functions
real(8), intent (in) :: d1
real(8), intent (in) :: d2
real(8), intent (in) :: d3
real(8), intent (in) :: d4
real(8) :: t_0
real(8) :: tmp
t_0 = d1 * ((d4 - d3) - d1)
if (d1 <= (-4.2d+43)) then
tmp = t_0
else if (d1 <= 5.2d+112) then
tmp = ((d4 + d2) - d3) * d1
else
tmp = t_0
end if
code = tmp
end function
assert d1 < d2 && d2 < d3 && d3 < d4;
public static double code(double d1, double d2, double d3, double d4) {
double t_0 = d1 * ((d4 - d3) - d1);
double tmp;
if (d1 <= -4.2e+43) {
tmp = t_0;
} else if (d1 <= 5.2e+112) {
tmp = ((d4 + d2) - d3) * d1;
} else {
tmp = t_0;
}
return tmp;
}
[d1, d2, d3, d4] = sort([d1, d2, d3, d4]) def code(d1, d2, d3, d4): t_0 = d1 * ((d4 - d3) - d1) tmp = 0 if d1 <= -4.2e+43: tmp = t_0 elif d1 <= 5.2e+112: tmp = ((d4 + d2) - d3) * d1 else: tmp = t_0 return tmp
d1, d2, d3, d4 = sort([d1, d2, d3, d4]) function code(d1, d2, d3, d4) t_0 = Float64(d1 * Float64(Float64(d4 - d3) - d1)) tmp = 0.0 if (d1 <= -4.2e+43) tmp = t_0; elseif (d1 <= 5.2e+112) tmp = Float64(Float64(Float64(d4 + d2) - d3) * d1); else tmp = t_0; end return tmp end
d1, d2, d3, d4 = num2cell(sort([d1, d2, d3, d4])){:}
function tmp_2 = code(d1, d2, d3, d4)
t_0 = d1 * ((d4 - d3) - d1);
tmp = 0.0;
if (d1 <= -4.2e+43)
tmp = t_0;
elseif (d1 <= 5.2e+112)
tmp = ((d4 + d2) - d3) * d1;
else
tmp = t_0;
end
tmp_2 = tmp;
end
NOTE: d1, d2, d3, and d4 should be sorted in increasing order before calling this function.
code[d1_, d2_, d3_, d4_] := Block[{t$95$0 = N[(d1 * N[(N[(d4 - d3), $MachinePrecision] - d1), $MachinePrecision]), $MachinePrecision]}, If[LessEqual[d1, -4.2e+43], t$95$0, If[LessEqual[d1, 5.2e+112], N[(N[(N[(d4 + d2), $MachinePrecision] - d3), $MachinePrecision] * d1), $MachinePrecision], t$95$0]]]
\begin{array}{l}
[d1, d2, d3, d4] = \mathsf{sort}([d1, d2, d3, d4])\\
\\
\begin{array}{l}
t_0 := d1 \cdot \left(\left(d4 - d3\right) - d1\right)\\
\mathbf{if}\;d1 \leq -4.2 \cdot 10^{+43}:\\
\;\;\;\;t\_0\\
\mathbf{elif}\;d1 \leq 5.2 \cdot 10^{+112}:\\
\;\;\;\;\left(\left(d4 + d2\right) - d3\right) \cdot d1\\
\mathbf{else}:\\
\;\;\;\;t\_0\\
\end{array}
\end{array}
if d1 < -4.20000000000000003e43 or 5.2000000000000001e112 < d1 Initial program 68.6%
lift-*.f64N/A
lift--.f64N/A
lift-*.f64N/A
lift-+.f64N/A
lift-*.f64N/A
lift-*.f64N/A
lift--.f64N/A
pow2N/A
fp-cancel-sub-sign-invN/A
mul-1-negN/A
associate-*r*N/A
+-commutativeN/A
*-commutativeN/A
associate-+r+N/A
+-commutativeN/A
associate-*r*N/A
mul-1-negN/A
fp-cancel-sub-sign-invN/A
Applied rewrites77.5%
Taylor expanded in d2 around 0
pow2N/A
associate-+r-N/A
*-commutativeN/A
distribute-lft-out--N/A
associate--l+N/A
fp-cancel-sub-sign-invN/A
mul-1-negN/A
associate-*r*N/A
+-commutativeN/A
associate-+r+N/A
+-commutativeN/A
associate-*r*N/A
mul-1-negN/A
fp-cancel-sub-sign-invN/A
*-commutativeN/A
pow2N/A
Applied rewrites89.3%
if -4.20000000000000003e43 < d1 < 5.2000000000000001e112Initial program 99.9%
Taylor expanded in d1 around 0
*-commutativeN/A
lower-*.f64N/A
lower--.f64N/A
+-commutativeN/A
lower-+.f6493.8
Applied rewrites93.8%
NOTE: d1, d2, d3, and d4 should be sorted in increasing order before calling this function. (FPCore (d1 d2 d3 d4) :precision binary64 (if (<= d2 -1.5e+131) (fma d2 d1 (* d4 d1)) (* d1 (- (- d4 d3) d1))))
assert(d1 < d2 && d2 < d3 && d3 < d4);
double code(double d1, double d2, double d3, double d4) {
double tmp;
if (d2 <= -1.5e+131) {
tmp = fma(d2, d1, (d4 * d1));
} else {
tmp = d1 * ((d4 - d3) - d1);
}
return tmp;
}
d1, d2, d3, d4 = sort([d1, d2, d3, d4]) function code(d1, d2, d3, d4) tmp = 0.0 if (d2 <= -1.5e+131) tmp = fma(d2, d1, Float64(d4 * d1)); else tmp = Float64(d1 * Float64(Float64(d4 - d3) - d1)); end return tmp end
NOTE: d1, d2, d3, and d4 should be sorted in increasing order before calling this function. code[d1_, d2_, d3_, d4_] := If[LessEqual[d2, -1.5e+131], N[(d2 * d1 + N[(d4 * d1), $MachinePrecision]), $MachinePrecision], N[(d1 * N[(N[(d4 - d3), $MachinePrecision] - d1), $MachinePrecision]), $MachinePrecision]]
\begin{array}{l}
[d1, d2, d3, d4] = \mathsf{sort}([d1, d2, d3, d4])\\
\\
\begin{array}{l}
\mathbf{if}\;d2 \leq -1.5 \cdot 10^{+131}:\\
\;\;\;\;\mathsf{fma}\left(d2, d1, d4 \cdot d1\right)\\
\mathbf{else}:\\
\;\;\;\;d1 \cdot \left(\left(d4 - d3\right) - d1\right)\\
\end{array}
\end{array}
if d2 < -1.5000000000000001e131Initial program 82.7%
lift-*.f64N/A
lift--.f64N/A
lift-*.f64N/A
lift-+.f64N/A
lift-*.f64N/A
lift-*.f64N/A
lift--.f64N/A
pow2N/A
fp-cancel-sub-sign-invN/A
mul-1-negN/A
associate-*r*N/A
+-commutativeN/A
*-commutativeN/A
associate-+r+N/A
+-commutativeN/A
associate-*r*N/A
mul-1-negN/A
fp-cancel-sub-sign-invN/A
Applied rewrites88.7%
Taylor expanded in d4 around inf
*-commutativeN/A
lift-*.f6481.3
Applied rewrites81.3%
if -1.5000000000000001e131 < d2 Initial program 90.2%
lift-*.f64N/A
lift--.f64N/A
lift-*.f64N/A
lift-+.f64N/A
lift-*.f64N/A
lift-*.f64N/A
lift--.f64N/A
pow2N/A
fp-cancel-sub-sign-invN/A
mul-1-negN/A
associate-*r*N/A
+-commutativeN/A
*-commutativeN/A
associate-+r+N/A
+-commutativeN/A
associate-*r*N/A
mul-1-negN/A
fp-cancel-sub-sign-invN/A
Applied rewrites92.6%
Taylor expanded in d2 around 0
pow2N/A
associate-+r-N/A
*-commutativeN/A
distribute-lft-out--N/A
associate--l+N/A
fp-cancel-sub-sign-invN/A
mul-1-negN/A
associate-*r*N/A
+-commutativeN/A
associate-+r+N/A
+-commutativeN/A
associate-*r*N/A
mul-1-negN/A
fp-cancel-sub-sign-invN/A
*-commutativeN/A
pow2N/A
Applied rewrites92.1%
NOTE: d1, d2, d3, and d4 should be sorted in increasing order before calling this function.
(FPCore (d1 d2 d3 d4)
:precision binary64
(if (<= d3 -4.2e+117)
(* (- d2 d3) d1)
(if (<= d3 -8.5e-108)
(* d1 (- d4 d1))
(if (<= d3 3.8e+115) (fma d2 d1 (* d4 d1)) (* d1 (- (- d3) d1))))))assert(d1 < d2 && d2 < d3 && d3 < d4);
double code(double d1, double d2, double d3, double d4) {
double tmp;
if (d3 <= -4.2e+117) {
tmp = (d2 - d3) * d1;
} else if (d3 <= -8.5e-108) {
tmp = d1 * (d4 - d1);
} else if (d3 <= 3.8e+115) {
tmp = fma(d2, d1, (d4 * d1));
} else {
tmp = d1 * (-d3 - d1);
}
return tmp;
}
d1, d2, d3, d4 = sort([d1, d2, d3, d4]) function code(d1, d2, d3, d4) tmp = 0.0 if (d3 <= -4.2e+117) tmp = Float64(Float64(d2 - d3) * d1); elseif (d3 <= -8.5e-108) tmp = Float64(d1 * Float64(d4 - d1)); elseif (d3 <= 3.8e+115) tmp = fma(d2, d1, Float64(d4 * d1)); else tmp = Float64(d1 * Float64(Float64(-d3) - d1)); end return tmp end
NOTE: d1, d2, d3, and d4 should be sorted in increasing order before calling this function. code[d1_, d2_, d3_, d4_] := If[LessEqual[d3, -4.2e+117], N[(N[(d2 - d3), $MachinePrecision] * d1), $MachinePrecision], If[LessEqual[d3, -8.5e-108], N[(d1 * N[(d4 - d1), $MachinePrecision]), $MachinePrecision], If[LessEqual[d3, 3.8e+115], N[(d2 * d1 + N[(d4 * d1), $MachinePrecision]), $MachinePrecision], N[(d1 * N[((-d3) - d1), $MachinePrecision]), $MachinePrecision]]]]
\begin{array}{l}
[d1, d2, d3, d4] = \mathsf{sort}([d1, d2, d3, d4])\\
\\
\begin{array}{l}
\mathbf{if}\;d3 \leq -4.2 \cdot 10^{+117}:\\
\;\;\;\;\left(d2 - d3\right) \cdot d1\\
\mathbf{elif}\;d3 \leq -8.5 \cdot 10^{-108}:\\
\;\;\;\;d1 \cdot \left(d4 - d1\right)\\
\mathbf{elif}\;d3 \leq 3.8 \cdot 10^{+115}:\\
\;\;\;\;\mathsf{fma}\left(d2, d1, d4 \cdot d1\right)\\
\mathbf{else}:\\
\;\;\;\;d1 \cdot \left(\left(-d3\right) - d1\right)\\
\end{array}
\end{array}
if d3 < -4.2000000000000002e117Initial program 82.5%
Taylor expanded in d1 around 0
*-commutativeN/A
lower-*.f64N/A
lower--.f64N/A
+-commutativeN/A
lower-+.f6493.3
Applied rewrites93.3%
Taylor expanded in d2 around inf
Applied rewrites83.6%
if -4.2000000000000002e117 < d3 < -8.49999999999999986e-108Initial program 88.9%
lift-*.f64N/A
lift--.f64N/A
lift-*.f64N/A
lift-+.f64N/A
lift-*.f64N/A
lift-*.f64N/A
lift--.f64N/A
pow2N/A
fp-cancel-sub-sign-invN/A
mul-1-negN/A
associate-*r*N/A
+-commutativeN/A
*-commutativeN/A
associate-+r+N/A
+-commutativeN/A
associate-*r*N/A
mul-1-negN/A
fp-cancel-sub-sign-invN/A
Applied rewrites92.3%
Taylor expanded in d2 around 0
pow2N/A
associate-+r-N/A
*-commutativeN/A
distribute-lft-out--N/A
associate--l+N/A
fp-cancel-sub-sign-invN/A
mul-1-negN/A
associate-*r*N/A
+-commutativeN/A
associate-+r+N/A
+-commutativeN/A
associate-*r*N/A
mul-1-negN/A
fp-cancel-sub-sign-invN/A
*-commutativeN/A
pow2N/A
Applied rewrites75.1%
Taylor expanded in d3 around 0
lower--.f6461.9
Applied rewrites61.9%
if -8.49999999999999986e-108 < d3 < 3.8000000000000001e115Initial program 90.9%
lift-*.f64N/A
lift--.f64N/A
lift-*.f64N/A
lift-+.f64N/A
lift-*.f64N/A
lift-*.f64N/A
lift--.f64N/A
pow2N/A
fp-cancel-sub-sign-invN/A
mul-1-negN/A
associate-*r*N/A
+-commutativeN/A
*-commutativeN/A
associate-+r+N/A
+-commutativeN/A
associate-*r*N/A
mul-1-negN/A
fp-cancel-sub-sign-invN/A
Applied rewrites93.6%
Taylor expanded in d4 around inf
*-commutativeN/A
lift-*.f6467.8
Applied rewrites67.8%
if 3.8000000000000001e115 < d3 Initial program 83.9%
lift-*.f64N/A
lift--.f64N/A
lift-*.f64N/A
lift-+.f64N/A
lift-*.f64N/A
lift-*.f64N/A
lift--.f64N/A
pow2N/A
fp-cancel-sub-sign-invN/A
mul-1-negN/A
associate-*r*N/A
+-commutativeN/A
*-commutativeN/A
associate-+r+N/A
+-commutativeN/A
associate-*r*N/A
mul-1-negN/A
fp-cancel-sub-sign-invN/A
Applied rewrites89.3%
Taylor expanded in d2 around 0
pow2N/A
associate-+r-N/A
*-commutativeN/A
distribute-lft-out--N/A
associate--l+N/A
fp-cancel-sub-sign-invN/A
mul-1-negN/A
associate-*r*N/A
+-commutativeN/A
associate-+r+N/A
+-commutativeN/A
associate-*r*N/A
mul-1-negN/A
fp-cancel-sub-sign-invN/A
*-commutativeN/A
pow2N/A
Applied rewrites87.8%
Taylor expanded in d3 around inf
mul-1-negN/A
lift-neg.f6476.4
Applied rewrites76.4%
NOTE: d1, d2, d3, and d4 should be sorted in increasing order before calling this function.
(FPCore (d1 d2 d3 d4)
:precision binary64
(if (<= d3 -4.2e+117)
(* (- d2 d3) d1)
(if (<= d3 -8.5e-108)
(* d1 (- d4 d1))
(if (<= d3 3.8e+115) (* (+ d4 d2) d1) (* d1 (- (- d3) d1))))))assert(d1 < d2 && d2 < d3 && d3 < d4);
double code(double d1, double d2, double d3, double d4) {
double tmp;
if (d3 <= -4.2e+117) {
tmp = (d2 - d3) * d1;
} else if (d3 <= -8.5e-108) {
tmp = d1 * (d4 - d1);
} else if (d3 <= 3.8e+115) {
tmp = (d4 + d2) * d1;
} else {
tmp = d1 * (-d3 - d1);
}
return tmp;
}
NOTE: d1, d2, d3, and d4 should be sorted in increasing order before calling this function.
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(d1, d2, d3, d4)
use fmin_fmax_functions
real(8), intent (in) :: d1
real(8), intent (in) :: d2
real(8), intent (in) :: d3
real(8), intent (in) :: d4
real(8) :: tmp
if (d3 <= (-4.2d+117)) then
tmp = (d2 - d3) * d1
else if (d3 <= (-8.5d-108)) then
tmp = d1 * (d4 - d1)
else if (d3 <= 3.8d+115) then
tmp = (d4 + d2) * d1
else
tmp = d1 * (-d3 - d1)
end if
code = tmp
end function
assert d1 < d2 && d2 < d3 && d3 < d4;
public static double code(double d1, double d2, double d3, double d4) {
double tmp;
if (d3 <= -4.2e+117) {
tmp = (d2 - d3) * d1;
} else if (d3 <= -8.5e-108) {
tmp = d1 * (d4 - d1);
} else if (d3 <= 3.8e+115) {
tmp = (d4 + d2) * d1;
} else {
tmp = d1 * (-d3 - d1);
}
return tmp;
}
[d1, d2, d3, d4] = sort([d1, d2, d3, d4]) def code(d1, d2, d3, d4): tmp = 0 if d3 <= -4.2e+117: tmp = (d2 - d3) * d1 elif d3 <= -8.5e-108: tmp = d1 * (d4 - d1) elif d3 <= 3.8e+115: tmp = (d4 + d2) * d1 else: tmp = d1 * (-d3 - d1) return tmp
d1, d2, d3, d4 = sort([d1, d2, d3, d4]) function code(d1, d2, d3, d4) tmp = 0.0 if (d3 <= -4.2e+117) tmp = Float64(Float64(d2 - d3) * d1); elseif (d3 <= -8.5e-108) tmp = Float64(d1 * Float64(d4 - d1)); elseif (d3 <= 3.8e+115) tmp = Float64(Float64(d4 + d2) * d1); else tmp = Float64(d1 * Float64(Float64(-d3) - d1)); end return tmp end
d1, d2, d3, d4 = num2cell(sort([d1, d2, d3, d4])){:}
function tmp_2 = code(d1, d2, d3, d4)
tmp = 0.0;
if (d3 <= -4.2e+117)
tmp = (d2 - d3) * d1;
elseif (d3 <= -8.5e-108)
tmp = d1 * (d4 - d1);
elseif (d3 <= 3.8e+115)
tmp = (d4 + d2) * d1;
else
tmp = d1 * (-d3 - d1);
end
tmp_2 = tmp;
end
NOTE: d1, d2, d3, and d4 should be sorted in increasing order before calling this function. code[d1_, d2_, d3_, d4_] := If[LessEqual[d3, -4.2e+117], N[(N[(d2 - d3), $MachinePrecision] * d1), $MachinePrecision], If[LessEqual[d3, -8.5e-108], N[(d1 * N[(d4 - d1), $MachinePrecision]), $MachinePrecision], If[LessEqual[d3, 3.8e+115], N[(N[(d4 + d2), $MachinePrecision] * d1), $MachinePrecision], N[(d1 * N[((-d3) - d1), $MachinePrecision]), $MachinePrecision]]]]
\begin{array}{l}
[d1, d2, d3, d4] = \mathsf{sort}([d1, d2, d3, d4])\\
\\
\begin{array}{l}
\mathbf{if}\;d3 \leq -4.2 \cdot 10^{+117}:\\
\;\;\;\;\left(d2 - d3\right) \cdot d1\\
\mathbf{elif}\;d3 \leq -8.5 \cdot 10^{-108}:\\
\;\;\;\;d1 \cdot \left(d4 - d1\right)\\
\mathbf{elif}\;d3 \leq 3.8 \cdot 10^{+115}:\\
\;\;\;\;\left(d4 + d2\right) \cdot d1\\
\mathbf{else}:\\
\;\;\;\;d1 \cdot \left(\left(-d3\right) - d1\right)\\
\end{array}
\end{array}
if d3 < -4.2000000000000002e117Initial program 82.5%
Taylor expanded in d1 around 0
*-commutativeN/A
lower-*.f64N/A
lower--.f64N/A
+-commutativeN/A
lower-+.f6493.3
Applied rewrites93.3%
Taylor expanded in d2 around inf
Applied rewrites83.6%
if -4.2000000000000002e117 < d3 < -8.49999999999999986e-108Initial program 88.9%
lift-*.f64N/A
lift--.f64N/A
lift-*.f64N/A
lift-+.f64N/A
lift-*.f64N/A
lift-*.f64N/A
lift--.f64N/A
pow2N/A
fp-cancel-sub-sign-invN/A
mul-1-negN/A
associate-*r*N/A
+-commutativeN/A
*-commutativeN/A
associate-+r+N/A
+-commutativeN/A
associate-*r*N/A
mul-1-negN/A
fp-cancel-sub-sign-invN/A
Applied rewrites92.3%
Taylor expanded in d2 around 0
pow2N/A
associate-+r-N/A
*-commutativeN/A
distribute-lft-out--N/A
associate--l+N/A
fp-cancel-sub-sign-invN/A
mul-1-negN/A
associate-*r*N/A
+-commutativeN/A
associate-+r+N/A
+-commutativeN/A
associate-*r*N/A
mul-1-negN/A
fp-cancel-sub-sign-invN/A
*-commutativeN/A
pow2N/A
Applied rewrites75.1%
Taylor expanded in d3 around 0
lower--.f6461.9
Applied rewrites61.9%
if -8.49999999999999986e-108 < d3 < 3.8000000000000001e115Initial program 90.9%
Taylor expanded in d1 around 0
*-commutativeN/A
lower-*.f64N/A
lower--.f64N/A
+-commutativeN/A
lower-+.f6474.1
Applied rewrites74.1%
Taylor expanded in d3 around 0
+-commutativeN/A
lift-+.f6468.2
Applied rewrites68.2%
if 3.8000000000000001e115 < d3 Initial program 83.9%
lift-*.f64N/A
lift--.f64N/A
lift-*.f64N/A
lift-+.f64N/A
lift-*.f64N/A
lift-*.f64N/A
lift--.f64N/A
pow2N/A
fp-cancel-sub-sign-invN/A
mul-1-negN/A
associate-*r*N/A
+-commutativeN/A
*-commutativeN/A
associate-+r+N/A
+-commutativeN/A
associate-*r*N/A
mul-1-negN/A
fp-cancel-sub-sign-invN/A
Applied rewrites89.3%
Taylor expanded in d2 around 0
pow2N/A
associate-+r-N/A
*-commutativeN/A
distribute-lft-out--N/A
associate--l+N/A
fp-cancel-sub-sign-invN/A
mul-1-negN/A
associate-*r*N/A
+-commutativeN/A
associate-+r+N/A
+-commutativeN/A
associate-*r*N/A
mul-1-negN/A
fp-cancel-sub-sign-invN/A
*-commutativeN/A
pow2N/A
Applied rewrites87.8%
Taylor expanded in d3 around inf
mul-1-negN/A
lift-neg.f6476.4
Applied rewrites76.4%
NOTE: d1, d2, d3, and d4 should be sorted in increasing order before calling this function.
(FPCore (d1 d2 d3 d4)
:precision binary64
(let* ((t_0 (* (- d2 d3) d1)))
(if (<= d3 -4.2e+117)
t_0
(if (<= d3 -8.5e-108)
(* d1 (- d4 d1))
(if (<= d3 0.00034) (* (+ d4 d2) d1) t_0)))))assert(d1 < d2 && d2 < d3 && d3 < d4);
double code(double d1, double d2, double d3, double d4) {
double t_0 = (d2 - d3) * d1;
double tmp;
if (d3 <= -4.2e+117) {
tmp = t_0;
} else if (d3 <= -8.5e-108) {
tmp = d1 * (d4 - d1);
} else if (d3 <= 0.00034) {
tmp = (d4 + d2) * d1;
} else {
tmp = t_0;
}
return tmp;
}
NOTE: d1, d2, d3, and d4 should be sorted in increasing order before calling this function.
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(d1, d2, d3, d4)
use fmin_fmax_functions
real(8), intent (in) :: d1
real(8), intent (in) :: d2
real(8), intent (in) :: d3
real(8), intent (in) :: d4
real(8) :: t_0
real(8) :: tmp
t_0 = (d2 - d3) * d1
if (d3 <= (-4.2d+117)) then
tmp = t_0
else if (d3 <= (-8.5d-108)) then
tmp = d1 * (d4 - d1)
else if (d3 <= 0.00034d0) then
tmp = (d4 + d2) * d1
else
tmp = t_0
end if
code = tmp
end function
assert d1 < d2 && d2 < d3 && d3 < d4;
public static double code(double d1, double d2, double d3, double d4) {
double t_0 = (d2 - d3) * d1;
double tmp;
if (d3 <= -4.2e+117) {
tmp = t_0;
} else if (d3 <= -8.5e-108) {
tmp = d1 * (d4 - d1);
} else if (d3 <= 0.00034) {
tmp = (d4 + d2) * d1;
} else {
tmp = t_0;
}
return tmp;
}
[d1, d2, d3, d4] = sort([d1, d2, d3, d4]) def code(d1, d2, d3, d4): t_0 = (d2 - d3) * d1 tmp = 0 if d3 <= -4.2e+117: tmp = t_0 elif d3 <= -8.5e-108: tmp = d1 * (d4 - d1) elif d3 <= 0.00034: tmp = (d4 + d2) * d1 else: tmp = t_0 return tmp
d1, d2, d3, d4 = sort([d1, d2, d3, d4]) function code(d1, d2, d3, d4) t_0 = Float64(Float64(d2 - d3) * d1) tmp = 0.0 if (d3 <= -4.2e+117) tmp = t_0; elseif (d3 <= -8.5e-108) tmp = Float64(d1 * Float64(d4 - d1)); elseif (d3 <= 0.00034) tmp = Float64(Float64(d4 + d2) * d1); else tmp = t_0; end return tmp end
d1, d2, d3, d4 = num2cell(sort([d1, d2, d3, d4])){:}
function tmp_2 = code(d1, d2, d3, d4)
t_0 = (d2 - d3) * d1;
tmp = 0.0;
if (d3 <= -4.2e+117)
tmp = t_0;
elseif (d3 <= -8.5e-108)
tmp = d1 * (d4 - d1);
elseif (d3 <= 0.00034)
tmp = (d4 + d2) * d1;
else
tmp = t_0;
end
tmp_2 = tmp;
end
NOTE: d1, d2, d3, and d4 should be sorted in increasing order before calling this function.
code[d1_, d2_, d3_, d4_] := Block[{t$95$0 = N[(N[(d2 - d3), $MachinePrecision] * d1), $MachinePrecision]}, If[LessEqual[d3, -4.2e+117], t$95$0, If[LessEqual[d3, -8.5e-108], N[(d1 * N[(d4 - d1), $MachinePrecision]), $MachinePrecision], If[LessEqual[d3, 0.00034], N[(N[(d4 + d2), $MachinePrecision] * d1), $MachinePrecision], t$95$0]]]]
\begin{array}{l}
[d1, d2, d3, d4] = \mathsf{sort}([d1, d2, d3, d4])\\
\\
\begin{array}{l}
t_0 := \left(d2 - d3\right) \cdot d1\\
\mathbf{if}\;d3 \leq -4.2 \cdot 10^{+117}:\\
\;\;\;\;t\_0\\
\mathbf{elif}\;d3 \leq -8.5 \cdot 10^{-108}:\\
\;\;\;\;d1 \cdot \left(d4 - d1\right)\\
\mathbf{elif}\;d3 \leq 0.00034:\\
\;\;\;\;\left(d4 + d2\right) \cdot d1\\
\mathbf{else}:\\
\;\;\;\;t\_0\\
\end{array}
\end{array}
if d3 < -4.2000000000000002e117 or 3.4e-4 < d3 Initial program 84.7%
Taylor expanded in d1 around 0
*-commutativeN/A
lower-*.f64N/A
lower--.f64N/A
+-commutativeN/A
lower-+.f6489.9
Applied rewrites89.9%
Taylor expanded in d2 around inf
Applied rewrites75.1%
if -4.2000000000000002e117 < d3 < -8.49999999999999986e-108Initial program 88.9%
lift-*.f64N/A
lift--.f64N/A
lift-*.f64N/A
lift-+.f64N/A
lift-*.f64N/A
lift-*.f64N/A
lift--.f64N/A
pow2N/A
fp-cancel-sub-sign-invN/A
mul-1-negN/A
associate-*r*N/A
+-commutativeN/A
*-commutativeN/A
associate-+r+N/A
+-commutativeN/A
associate-*r*N/A
mul-1-negN/A
fp-cancel-sub-sign-invN/A
Applied rewrites92.3%
Taylor expanded in d2 around 0
pow2N/A
associate-+r-N/A
*-commutativeN/A
distribute-lft-out--N/A
associate--l+N/A
fp-cancel-sub-sign-invN/A
mul-1-negN/A
associate-*r*N/A
+-commutativeN/A
associate-+r+N/A
+-commutativeN/A
associate-*r*N/A
mul-1-negN/A
fp-cancel-sub-sign-invN/A
*-commutativeN/A
pow2N/A
Applied rewrites75.1%
Taylor expanded in d3 around 0
lower--.f6461.9
Applied rewrites61.9%
if -8.49999999999999986e-108 < d3 < 3.4e-4Initial program 91.3%
Taylor expanded in d1 around 0
*-commutativeN/A
lower-*.f64N/A
lower--.f64N/A
+-commutativeN/A
lower-+.f6472.7
Applied rewrites72.7%
Taylor expanded in d3 around 0
+-commutativeN/A
lift-+.f6471.0
Applied rewrites71.0%
NOTE: d1, d2, d3, and d4 should be sorted in increasing order before calling this function. (FPCore (d1 d2 d3 d4) :precision binary64 (if (<= d2 -4.15e-144) (* (- d2 d3) d1) (* d1 (- d4 d1))))
assert(d1 < d2 && d2 < d3 && d3 < d4);
double code(double d1, double d2, double d3, double d4) {
double tmp;
if (d2 <= -4.15e-144) {
tmp = (d2 - d3) * d1;
} else {
tmp = d1 * (d4 - d1);
}
return tmp;
}
NOTE: d1, d2, d3, and d4 should be sorted in increasing order before calling this function.
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(d1, d2, d3, d4)
use fmin_fmax_functions
real(8), intent (in) :: d1
real(8), intent (in) :: d2
real(8), intent (in) :: d3
real(8), intent (in) :: d4
real(8) :: tmp
if (d2 <= (-4.15d-144)) then
tmp = (d2 - d3) * d1
else
tmp = d1 * (d4 - d1)
end if
code = tmp
end function
assert d1 < d2 && d2 < d3 && d3 < d4;
public static double code(double d1, double d2, double d3, double d4) {
double tmp;
if (d2 <= -4.15e-144) {
tmp = (d2 - d3) * d1;
} else {
tmp = d1 * (d4 - d1);
}
return tmp;
}
[d1, d2, d3, d4] = sort([d1, d2, d3, d4]) def code(d1, d2, d3, d4): tmp = 0 if d2 <= -4.15e-144: tmp = (d2 - d3) * d1 else: tmp = d1 * (d4 - d1) return tmp
d1, d2, d3, d4 = sort([d1, d2, d3, d4]) function code(d1, d2, d3, d4) tmp = 0.0 if (d2 <= -4.15e-144) tmp = Float64(Float64(d2 - d3) * d1); else tmp = Float64(d1 * Float64(d4 - d1)); end return tmp end
d1, d2, d3, d4 = num2cell(sort([d1, d2, d3, d4])){:}
function tmp_2 = code(d1, d2, d3, d4)
tmp = 0.0;
if (d2 <= -4.15e-144)
tmp = (d2 - d3) * d1;
else
tmp = d1 * (d4 - d1);
end
tmp_2 = tmp;
end
NOTE: d1, d2, d3, and d4 should be sorted in increasing order before calling this function. code[d1_, d2_, d3_, d4_] := If[LessEqual[d2, -4.15e-144], N[(N[(d2 - d3), $MachinePrecision] * d1), $MachinePrecision], N[(d1 * N[(d4 - d1), $MachinePrecision]), $MachinePrecision]]
\begin{array}{l}
[d1, d2, d3, d4] = \mathsf{sort}([d1, d2, d3, d4])\\
\\
\begin{array}{l}
\mathbf{if}\;d2 \leq -4.15 \cdot 10^{-144}:\\
\;\;\;\;\left(d2 - d3\right) \cdot d1\\
\mathbf{else}:\\
\;\;\;\;d1 \cdot \left(d4 - d1\right)\\
\end{array}
\end{array}
if d2 < -4.1500000000000001e-144Initial program 86.9%
Taylor expanded in d1 around 0
*-commutativeN/A
lower-*.f64N/A
lower--.f64N/A
+-commutativeN/A
lower-+.f6482.1
Applied rewrites82.1%
Taylor expanded in d2 around inf
Applied rewrites68.0%
if -4.1500000000000001e-144 < d2 Initial program 90.2%
lift-*.f64N/A
lift--.f64N/A
lift-*.f64N/A
lift-+.f64N/A
lift-*.f64N/A
lift-*.f64N/A
lift--.f64N/A
pow2N/A
fp-cancel-sub-sign-invN/A
mul-1-negN/A
associate-*r*N/A
+-commutativeN/A
*-commutativeN/A
associate-+r+N/A
+-commutativeN/A
associate-*r*N/A
mul-1-negN/A
fp-cancel-sub-sign-invN/A
Applied rewrites91.9%
Taylor expanded in d2 around 0
pow2N/A
associate-+r-N/A
*-commutativeN/A
distribute-lft-out--N/A
associate--l+N/A
fp-cancel-sub-sign-invN/A
mul-1-negN/A
associate-*r*N/A
+-commutativeN/A
associate-+r+N/A
+-commutativeN/A
associate-*r*N/A
mul-1-negN/A
fp-cancel-sub-sign-invN/A
*-commutativeN/A
pow2N/A
Applied rewrites99.5%
Taylor expanded in d3 around 0
lower--.f6473.0
Applied rewrites73.0%
NOTE: d1, d2, d3, and d4 should be sorted in increasing order before calling this function.
(FPCore (d1 d2 d3 d4)
:precision binary64
(let* ((t_0 (* d1 (- d4 d1))))
(if (<= d2 -1.8e+46)
(* d2 d1)
(if (<= d2 -3.6e-78) t_0 (if (<= d2 -4.15e-144) (* (- d3) d1) t_0)))))assert(d1 < d2 && d2 < d3 && d3 < d4);
double code(double d1, double d2, double d3, double d4) {
double t_0 = d1 * (d4 - d1);
double tmp;
if (d2 <= -1.8e+46) {
tmp = d2 * d1;
} else if (d2 <= -3.6e-78) {
tmp = t_0;
} else if (d2 <= -4.15e-144) {
tmp = -d3 * d1;
} else {
tmp = t_0;
}
return tmp;
}
NOTE: d1, d2, d3, and d4 should be sorted in increasing order before calling this function.
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(d1, d2, d3, d4)
use fmin_fmax_functions
real(8), intent (in) :: d1
real(8), intent (in) :: d2
real(8), intent (in) :: d3
real(8), intent (in) :: d4
real(8) :: t_0
real(8) :: tmp
t_0 = d1 * (d4 - d1)
if (d2 <= (-1.8d+46)) then
tmp = d2 * d1
else if (d2 <= (-3.6d-78)) then
tmp = t_0
else if (d2 <= (-4.15d-144)) then
tmp = -d3 * d1
else
tmp = t_0
end if
code = tmp
end function
assert d1 < d2 && d2 < d3 && d3 < d4;
public static double code(double d1, double d2, double d3, double d4) {
double t_0 = d1 * (d4 - d1);
double tmp;
if (d2 <= -1.8e+46) {
tmp = d2 * d1;
} else if (d2 <= -3.6e-78) {
tmp = t_0;
} else if (d2 <= -4.15e-144) {
tmp = -d3 * d1;
} else {
tmp = t_0;
}
return tmp;
}
[d1, d2, d3, d4] = sort([d1, d2, d3, d4]) def code(d1, d2, d3, d4): t_0 = d1 * (d4 - d1) tmp = 0 if d2 <= -1.8e+46: tmp = d2 * d1 elif d2 <= -3.6e-78: tmp = t_0 elif d2 <= -4.15e-144: tmp = -d3 * d1 else: tmp = t_0 return tmp
d1, d2, d3, d4 = sort([d1, d2, d3, d4]) function code(d1, d2, d3, d4) t_0 = Float64(d1 * Float64(d4 - d1)) tmp = 0.0 if (d2 <= -1.8e+46) tmp = Float64(d2 * d1); elseif (d2 <= -3.6e-78) tmp = t_0; elseif (d2 <= -4.15e-144) tmp = Float64(Float64(-d3) * d1); else tmp = t_0; end return tmp end
d1, d2, d3, d4 = num2cell(sort([d1, d2, d3, d4])){:}
function tmp_2 = code(d1, d2, d3, d4)
t_0 = d1 * (d4 - d1);
tmp = 0.0;
if (d2 <= -1.8e+46)
tmp = d2 * d1;
elseif (d2 <= -3.6e-78)
tmp = t_0;
elseif (d2 <= -4.15e-144)
tmp = -d3 * d1;
else
tmp = t_0;
end
tmp_2 = tmp;
end
NOTE: d1, d2, d3, and d4 should be sorted in increasing order before calling this function.
code[d1_, d2_, d3_, d4_] := Block[{t$95$0 = N[(d1 * N[(d4 - d1), $MachinePrecision]), $MachinePrecision]}, If[LessEqual[d2, -1.8e+46], N[(d2 * d1), $MachinePrecision], If[LessEqual[d2, -3.6e-78], t$95$0, If[LessEqual[d2, -4.15e-144], N[((-d3) * d1), $MachinePrecision], t$95$0]]]]
\begin{array}{l}
[d1, d2, d3, d4] = \mathsf{sort}([d1, d2, d3, d4])\\
\\
\begin{array}{l}
t_0 := d1 \cdot \left(d4 - d1\right)\\
\mathbf{if}\;d2 \leq -1.8 \cdot 10^{+46}:\\
\;\;\;\;d2 \cdot d1\\
\mathbf{elif}\;d2 \leq -3.6 \cdot 10^{-78}:\\
\;\;\;\;t\_0\\
\mathbf{elif}\;d2 \leq -4.15 \cdot 10^{-144}:\\
\;\;\;\;\left(-d3\right) \cdot d1\\
\mathbf{else}:\\
\;\;\;\;t\_0\\
\end{array}
\end{array}
if d2 < -1.7999999999999999e46Initial program 83.6%
Taylor expanded in d2 around inf
*-commutativeN/A
lower-*.f6465.6
Applied rewrites65.6%
if -1.7999999999999999e46 < d2 < -3.6000000000000002e-78 or -4.1500000000000001e-144 < d2 Initial program 90.6%
lift-*.f64N/A
lift--.f64N/A
lift-*.f64N/A
lift-+.f64N/A
lift-*.f64N/A
lift-*.f64N/A
lift--.f64N/A
pow2N/A
fp-cancel-sub-sign-invN/A
mul-1-negN/A
associate-*r*N/A
+-commutativeN/A
*-commutativeN/A
associate-+r+N/A
+-commutativeN/A
associate-*r*N/A
mul-1-negN/A
fp-cancel-sub-sign-invN/A
Applied rewrites92.3%
Taylor expanded in d2 around 0
pow2N/A
associate-+r-N/A
*-commutativeN/A
distribute-lft-out--N/A
associate--l+N/A
fp-cancel-sub-sign-invN/A
mul-1-negN/A
associate-*r*N/A
+-commutativeN/A
associate-+r+N/A
+-commutativeN/A
associate-*r*N/A
mul-1-negN/A
fp-cancel-sub-sign-invN/A
*-commutativeN/A
pow2N/A
Applied rewrites96.2%
Taylor expanded in d3 around 0
lower--.f6468.9
Applied rewrites68.9%
if -3.6000000000000002e-78 < d2 < -4.1500000000000001e-144Initial program 93.9%
Taylor expanded in d3 around inf
mul-1-negN/A
*-commutativeN/A
distribute-lft-neg-inN/A
mul-1-negN/A
lower-*.f64N/A
mul-1-negN/A
lower-neg.f6439.2
Applied rewrites39.2%
NOTE: d1, d2, d3, and d4 should be sorted in increasing order before calling this function.
(FPCore (d1 d2 d3 d4)
:precision binary64
(let* ((t_0 (* (- d3) d1)))
(if (<= d2 -1.5e+46)
(* d2 d1)
(if (<= d2 -4.1e-147)
t_0
(if (<= d2 4.5e-303) (* d4 d1) (if (<= d2 1.26e-169) t_0 (* d4 d1)))))))assert(d1 < d2 && d2 < d3 && d3 < d4);
double code(double d1, double d2, double d3, double d4) {
double t_0 = -d3 * d1;
double tmp;
if (d2 <= -1.5e+46) {
tmp = d2 * d1;
} else if (d2 <= -4.1e-147) {
tmp = t_0;
} else if (d2 <= 4.5e-303) {
tmp = d4 * d1;
} else if (d2 <= 1.26e-169) {
tmp = t_0;
} else {
tmp = d4 * d1;
}
return tmp;
}
NOTE: d1, d2, d3, and d4 should be sorted in increasing order before calling this function.
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(d1, d2, d3, d4)
use fmin_fmax_functions
real(8), intent (in) :: d1
real(8), intent (in) :: d2
real(8), intent (in) :: d3
real(8), intent (in) :: d4
real(8) :: t_0
real(8) :: tmp
t_0 = -d3 * d1
if (d2 <= (-1.5d+46)) then
tmp = d2 * d1
else if (d2 <= (-4.1d-147)) then
tmp = t_0
else if (d2 <= 4.5d-303) then
tmp = d4 * d1
else if (d2 <= 1.26d-169) then
tmp = t_0
else
tmp = d4 * d1
end if
code = tmp
end function
assert d1 < d2 && d2 < d3 && d3 < d4;
public static double code(double d1, double d2, double d3, double d4) {
double t_0 = -d3 * d1;
double tmp;
if (d2 <= -1.5e+46) {
tmp = d2 * d1;
} else if (d2 <= -4.1e-147) {
tmp = t_0;
} else if (d2 <= 4.5e-303) {
tmp = d4 * d1;
} else if (d2 <= 1.26e-169) {
tmp = t_0;
} else {
tmp = d4 * d1;
}
return tmp;
}
[d1, d2, d3, d4] = sort([d1, d2, d3, d4]) def code(d1, d2, d3, d4): t_0 = -d3 * d1 tmp = 0 if d2 <= -1.5e+46: tmp = d2 * d1 elif d2 <= -4.1e-147: tmp = t_0 elif d2 <= 4.5e-303: tmp = d4 * d1 elif d2 <= 1.26e-169: tmp = t_0 else: tmp = d4 * d1 return tmp
d1, d2, d3, d4 = sort([d1, d2, d3, d4]) function code(d1, d2, d3, d4) t_0 = Float64(Float64(-d3) * d1) tmp = 0.0 if (d2 <= -1.5e+46) tmp = Float64(d2 * d1); elseif (d2 <= -4.1e-147) tmp = t_0; elseif (d2 <= 4.5e-303) tmp = Float64(d4 * d1); elseif (d2 <= 1.26e-169) tmp = t_0; else tmp = Float64(d4 * d1); end return tmp end
d1, d2, d3, d4 = num2cell(sort([d1, d2, d3, d4])){:}
function tmp_2 = code(d1, d2, d3, d4)
t_0 = -d3 * d1;
tmp = 0.0;
if (d2 <= -1.5e+46)
tmp = d2 * d1;
elseif (d2 <= -4.1e-147)
tmp = t_0;
elseif (d2 <= 4.5e-303)
tmp = d4 * d1;
elseif (d2 <= 1.26e-169)
tmp = t_0;
else
tmp = d4 * d1;
end
tmp_2 = tmp;
end
NOTE: d1, d2, d3, and d4 should be sorted in increasing order before calling this function.
code[d1_, d2_, d3_, d4_] := Block[{t$95$0 = N[((-d3) * d1), $MachinePrecision]}, If[LessEqual[d2, -1.5e+46], N[(d2 * d1), $MachinePrecision], If[LessEqual[d2, -4.1e-147], t$95$0, If[LessEqual[d2, 4.5e-303], N[(d4 * d1), $MachinePrecision], If[LessEqual[d2, 1.26e-169], t$95$0, N[(d4 * d1), $MachinePrecision]]]]]]
\begin{array}{l}
[d1, d2, d3, d4] = \mathsf{sort}([d1, d2, d3, d4])\\
\\
\begin{array}{l}
t_0 := \left(-d3\right) \cdot d1\\
\mathbf{if}\;d2 \leq -1.5 \cdot 10^{+46}:\\
\;\;\;\;d2 \cdot d1\\
\mathbf{elif}\;d2 \leq -4.1 \cdot 10^{-147}:\\
\;\;\;\;t\_0\\
\mathbf{elif}\;d2 \leq 4.5 \cdot 10^{-303}:\\
\;\;\;\;d4 \cdot d1\\
\mathbf{elif}\;d2 \leq 1.26 \cdot 10^{-169}:\\
\;\;\;\;t\_0\\
\mathbf{else}:\\
\;\;\;\;d4 \cdot d1\\
\end{array}
\end{array}
if d2 < -1.50000000000000012e46Initial program 83.6%
Taylor expanded in d2 around inf
*-commutativeN/A
lower-*.f6465.6
Applied rewrites65.6%
if -1.50000000000000012e46 < d2 < -4.1e-147 or 4.5000000000000001e-303 < d2 < 1.26e-169Initial program 92.3%
Taylor expanded in d3 around inf
mul-1-negN/A
*-commutativeN/A
distribute-lft-neg-inN/A
mul-1-negN/A
lower-*.f64N/A
mul-1-negN/A
lower-neg.f6438.1
Applied rewrites38.1%
if -4.1e-147 < d2 < 4.5000000000000001e-303 or 1.26e-169 < d2 Initial program 89.7%
Taylor expanded in d4 around inf
*-commutativeN/A
lift-*.f6449.2
Applied rewrites49.2%
NOTE: d1, d2, d3, and d4 should be sorted in increasing order before calling this function. (FPCore (d1 d2 d3 d4) :precision binary64 (if (<= d4 1.2e-136) (* d2 d1) (if (<= d4 8.2e+95) (* (- d1) d1) (* d4 d1))))
assert(d1 < d2 && d2 < d3 && d3 < d4);
double code(double d1, double d2, double d3, double d4) {
double tmp;
if (d4 <= 1.2e-136) {
tmp = d2 * d1;
} else if (d4 <= 8.2e+95) {
tmp = -d1 * d1;
} else {
tmp = d4 * d1;
}
return tmp;
}
NOTE: d1, d2, d3, and d4 should be sorted in increasing order before calling this function.
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(d1, d2, d3, d4)
use fmin_fmax_functions
real(8), intent (in) :: d1
real(8), intent (in) :: d2
real(8), intent (in) :: d3
real(8), intent (in) :: d4
real(8) :: tmp
if (d4 <= 1.2d-136) then
tmp = d2 * d1
else if (d4 <= 8.2d+95) then
tmp = -d1 * d1
else
tmp = d4 * d1
end if
code = tmp
end function
assert d1 < d2 && d2 < d3 && d3 < d4;
public static double code(double d1, double d2, double d3, double d4) {
double tmp;
if (d4 <= 1.2e-136) {
tmp = d2 * d1;
} else if (d4 <= 8.2e+95) {
tmp = -d1 * d1;
} else {
tmp = d4 * d1;
}
return tmp;
}
[d1, d2, d3, d4] = sort([d1, d2, d3, d4]) def code(d1, d2, d3, d4): tmp = 0 if d4 <= 1.2e-136: tmp = d2 * d1 elif d4 <= 8.2e+95: tmp = -d1 * d1 else: tmp = d4 * d1 return tmp
d1, d2, d3, d4 = sort([d1, d2, d3, d4]) function code(d1, d2, d3, d4) tmp = 0.0 if (d4 <= 1.2e-136) tmp = Float64(d2 * d1); elseif (d4 <= 8.2e+95) tmp = Float64(Float64(-d1) * d1); else tmp = Float64(d4 * d1); end return tmp end
d1, d2, d3, d4 = num2cell(sort([d1, d2, d3, d4])){:}
function tmp_2 = code(d1, d2, d3, d4)
tmp = 0.0;
if (d4 <= 1.2e-136)
tmp = d2 * d1;
elseif (d4 <= 8.2e+95)
tmp = -d1 * d1;
else
tmp = d4 * d1;
end
tmp_2 = tmp;
end
NOTE: d1, d2, d3, and d4 should be sorted in increasing order before calling this function. code[d1_, d2_, d3_, d4_] := If[LessEqual[d4, 1.2e-136], N[(d2 * d1), $MachinePrecision], If[LessEqual[d4, 8.2e+95], N[((-d1) * d1), $MachinePrecision], N[(d4 * d1), $MachinePrecision]]]
\begin{array}{l}
[d1, d2, d3, d4] = \mathsf{sort}([d1, d2, d3, d4])\\
\\
\begin{array}{l}
\mathbf{if}\;d4 \leq 1.2 \cdot 10^{-136}:\\
\;\;\;\;d2 \cdot d1\\
\mathbf{elif}\;d4 \leq 8.2 \cdot 10^{+95}:\\
\;\;\;\;\left(-d1\right) \cdot d1\\
\mathbf{else}:\\
\;\;\;\;d4 \cdot d1\\
\end{array}
\end{array}
if d4 < 1.1999999999999999e-136Initial program 89.8%
Taylor expanded in d2 around inf
*-commutativeN/A
lower-*.f6448.3
Applied rewrites48.3%
if 1.1999999999999999e-136 < d4 < 8.19999999999999972e95Initial program 90.9%
Taylor expanded in d1 around inf
mul-1-negN/A
pow2N/A
distribute-lft-neg-inN/A
mul-1-negN/A
lower-*.f64N/A
mul-1-negN/A
lower-neg.f6438.8
Applied rewrites38.8%
if 8.19999999999999972e95 < d4 Initial program 83.8%
Taylor expanded in d4 around inf
*-commutativeN/A
lift-*.f6471.5
Applied rewrites71.5%
NOTE: d1, d2, d3, and d4 should be sorted in increasing order before calling this function. (FPCore (d1 d2 d3 d4) :precision binary64 (if (<= d2 -3.3e-52) (* d2 d1) (* d4 d1)))
assert(d1 < d2 && d2 < d3 && d3 < d4);
double code(double d1, double d2, double d3, double d4) {
double tmp;
if (d2 <= -3.3e-52) {
tmp = d2 * d1;
} else {
tmp = d4 * d1;
}
return tmp;
}
NOTE: d1, d2, d3, and d4 should be sorted in increasing order before calling this function.
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(d1, d2, d3, d4)
use fmin_fmax_functions
real(8), intent (in) :: d1
real(8), intent (in) :: d2
real(8), intent (in) :: d3
real(8), intent (in) :: d4
real(8) :: tmp
if (d2 <= (-3.3d-52)) then
tmp = d2 * d1
else
tmp = d4 * d1
end if
code = tmp
end function
assert d1 < d2 && d2 < d3 && d3 < d4;
public static double code(double d1, double d2, double d3, double d4) {
double tmp;
if (d2 <= -3.3e-52) {
tmp = d2 * d1;
} else {
tmp = d4 * d1;
}
return tmp;
}
[d1, d2, d3, d4] = sort([d1, d2, d3, d4]) def code(d1, d2, d3, d4): tmp = 0 if d2 <= -3.3e-52: tmp = d2 * d1 else: tmp = d4 * d1 return tmp
d1, d2, d3, d4 = sort([d1, d2, d3, d4]) function code(d1, d2, d3, d4) tmp = 0.0 if (d2 <= -3.3e-52) tmp = Float64(d2 * d1); else tmp = Float64(d4 * d1); end return tmp end
d1, d2, d3, d4 = num2cell(sort([d1, d2, d3, d4])){:}
function tmp_2 = code(d1, d2, d3, d4)
tmp = 0.0;
if (d2 <= -3.3e-52)
tmp = d2 * d1;
else
tmp = d4 * d1;
end
tmp_2 = tmp;
end
NOTE: d1, d2, d3, and d4 should be sorted in increasing order before calling this function. code[d1_, d2_, d3_, d4_] := If[LessEqual[d2, -3.3e-52], N[(d2 * d1), $MachinePrecision], N[(d4 * d1), $MachinePrecision]]
\begin{array}{l}
[d1, d2, d3, d4] = \mathsf{sort}([d1, d2, d3, d4])\\
\\
\begin{array}{l}
\mathbf{if}\;d2 \leq -3.3 \cdot 10^{-52}:\\
\;\;\;\;d2 \cdot d1\\
\mathbf{else}:\\
\;\;\;\;d4 \cdot d1\\
\end{array}
\end{array}
if d2 < -3.29999999999999995e-52Initial program 85.6%
Taylor expanded in d2 around inf
*-commutativeN/A
lower-*.f6454.7
Applied rewrites54.7%
if -3.29999999999999995e-52 < d2 Initial program 90.8%
Taylor expanded in d4 around inf
*-commutativeN/A
lift-*.f6445.3
Applied rewrites45.3%
NOTE: d1, d2, d3, and d4 should be sorted in increasing order before calling this function. (FPCore (d1 d2 d3 d4) :precision binary64 (* d2 d1))
assert(d1 < d2 && d2 < d3 && d3 < d4);
double code(double d1, double d2, double d3, double d4) {
return d2 * d1;
}
NOTE: d1, d2, d3, and d4 should be sorted in increasing order before calling this function.
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(d1, d2, d3, d4)
use fmin_fmax_functions
real(8), intent (in) :: d1
real(8), intent (in) :: d2
real(8), intent (in) :: d3
real(8), intent (in) :: d4
code = d2 * d1
end function
assert d1 < d2 && d2 < d3 && d3 < d4;
public static double code(double d1, double d2, double d3, double d4) {
return d2 * d1;
}
[d1, d2, d3, d4] = sort([d1, d2, d3, d4]) def code(d1, d2, d3, d4): return d2 * d1
d1, d2, d3, d4 = sort([d1, d2, d3, d4]) function code(d1, d2, d3, d4) return Float64(d2 * d1) end
d1, d2, d3, d4 = num2cell(sort([d1, d2, d3, d4])){:}
function tmp = code(d1, d2, d3, d4)
tmp = d2 * d1;
end
NOTE: d1, d2, d3, and d4 should be sorted in increasing order before calling this function. code[d1_, d2_, d3_, d4_] := N[(d2 * d1), $MachinePrecision]
\begin{array}{l}
[d1, d2, d3, d4] = \mathsf{sort}([d1, d2, d3, d4])\\
\\
d2 \cdot d1
\end{array}
Initial program 88.2%
Taylor expanded in d2 around inf
*-commutativeN/A
lower-*.f6431.0
Applied rewrites31.0%
(FPCore (d1 d2 d3 d4) :precision binary64 (* d1 (- (+ (- d2 d3) d4) d1)))
double code(double d1, double d2, double d3, double d4) {
return d1 * (((d2 - d3) + d4) - d1);
}
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(d1, d2, d3, d4)
use fmin_fmax_functions
real(8), intent (in) :: d1
real(8), intent (in) :: d2
real(8), intent (in) :: d3
real(8), intent (in) :: d4
code = d1 * (((d2 - d3) + d4) - d1)
end function
public static double code(double d1, double d2, double d3, double d4) {
return d1 * (((d2 - d3) + d4) - d1);
}
def code(d1, d2, d3, d4): return d1 * (((d2 - d3) + d4) - d1)
function code(d1, d2, d3, d4) return Float64(d1 * Float64(Float64(Float64(d2 - d3) + d4) - d1)) end
function tmp = code(d1, d2, d3, d4) tmp = d1 * (((d2 - d3) + d4) - d1); end
code[d1_, d2_, d3_, d4_] := N[(d1 * N[(N[(N[(d2 - d3), $MachinePrecision] + d4), $MachinePrecision] - d1), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
d1 \cdot \left(\left(\left(d2 - d3\right) + d4\right) - d1\right)
\end{array}
herbie shell --seed 2025119
(FPCore (d1 d2 d3 d4)
:name "FastMath dist4"
:precision binary64
:alt
(! :herbie-platform c (* d1 (- (+ (- d2 d3) d4) d1)))
(- (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (* d1 d1)))