
(FPCore (x y z) :precision binary64 (+ (* x (+ y z)) (* z 5.0)))
double code(double x, double y, double z) {
return (x * (y + z)) + (z * 5.0);
}
real(8) function code(x, y, z)
real(8), intent (in) :: x
real(8), intent (in) :: y
real(8), intent (in) :: z
code = (x * (y + z)) + (z * 5.0d0)
end function
public static double code(double x, double y, double z) {
return (x * (y + z)) + (z * 5.0);
}
def code(x, y, z): return (x * (y + z)) + (z * 5.0)
function code(x, y, z) return Float64(Float64(x * Float64(y + z)) + Float64(z * 5.0)) end
function tmp = code(x, y, z) tmp = (x * (y + z)) + (z * 5.0); end
code[x_, y_, z_] := N[(N[(x * N[(y + z), $MachinePrecision]), $MachinePrecision] + N[(z * 5.0), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
x \cdot \left(y + z\right) + z \cdot 5
\end{array}
Sampling outcomes in binary64 precision:
Herbie found 8 alternatives:
| Alternative | Accuracy | Speedup |
|---|
(FPCore (x y z) :precision binary64 (+ (* x (+ y z)) (* z 5.0)))
double code(double x, double y, double z) {
return (x * (y + z)) + (z * 5.0);
}
real(8) function code(x, y, z)
real(8), intent (in) :: x
real(8), intent (in) :: y
real(8), intent (in) :: z
code = (x * (y + z)) + (z * 5.0d0)
end function
public static double code(double x, double y, double z) {
return (x * (y + z)) + (z * 5.0);
}
def code(x, y, z): return (x * (y + z)) + (z * 5.0)
function code(x, y, z) return Float64(Float64(x * Float64(y + z)) + Float64(z * 5.0)) end
function tmp = code(x, y, z) tmp = (x * (y + z)) + (z * 5.0); end
code[x_, y_, z_] := N[(N[(x * N[(y + z), $MachinePrecision]), $MachinePrecision] + N[(z * 5.0), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
x \cdot \left(y + z\right) + z \cdot 5
\end{array}
(FPCore (x y z) :precision binary64 (fma z 5.0 (* x (+ z y))))
double code(double x, double y, double z) {
return fma(z, 5.0, (x * (z + y)));
}
function code(x, y, z) return fma(z, 5.0, Float64(x * Float64(z + y))) end
code[x_, y_, z_] := N[(z * 5.0 + N[(x * N[(z + y), $MachinePrecision]), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
\mathsf{fma}\left(z, 5, x \cdot \left(z + y\right)\right)
\end{array}
Initial program 99.9%
+-commutative99.9%
fma-def100.0%
Applied egg-rr100.0%
Final simplification100.0%
(FPCore (x y z)
:precision binary64
(if (<= x -9e-37)
(* x y)
(if (<= x 5.4e-120)
(* z 5.0)
(if (<= x 8.5e-37)
(* x y)
(if (<= x 0.084) (* z 5.0) (if (<= x 7.8e+64) (* x y) (* z x)))))))
double code(double x, double y, double z) {
double tmp;
if (x <= -9e-37) {
tmp = x * y;
} else if (x <= 5.4e-120) {
tmp = z * 5.0;
} else if (x <= 8.5e-37) {
tmp = x * y;
} else if (x <= 0.084) {
tmp = z * 5.0;
} else if (x <= 7.8e+64) {
tmp = x * y;
} else {
tmp = z * x;
}
return tmp;
}
real(8) function code(x, y, z)
real(8), intent (in) :: x
real(8), intent (in) :: y
real(8), intent (in) :: z
real(8) :: tmp
if (x <= (-9d-37)) then
tmp = x * y
else if (x <= 5.4d-120) then
tmp = z * 5.0d0
else if (x <= 8.5d-37) then
tmp = x * y
else if (x <= 0.084d0) then
tmp = z * 5.0d0
else if (x <= 7.8d+64) then
tmp = x * y
else
tmp = z * x
end if
code = tmp
end function
public static double code(double x, double y, double z) {
double tmp;
if (x <= -9e-37) {
tmp = x * y;
} else if (x <= 5.4e-120) {
tmp = z * 5.0;
} else if (x <= 8.5e-37) {
tmp = x * y;
} else if (x <= 0.084) {
tmp = z * 5.0;
} else if (x <= 7.8e+64) {
tmp = x * y;
} else {
tmp = z * x;
}
return tmp;
}
def code(x, y, z): tmp = 0 if x <= -9e-37: tmp = x * y elif x <= 5.4e-120: tmp = z * 5.0 elif x <= 8.5e-37: tmp = x * y elif x <= 0.084: tmp = z * 5.0 elif x <= 7.8e+64: tmp = x * y else: tmp = z * x return tmp
function code(x, y, z) tmp = 0.0 if (x <= -9e-37) tmp = Float64(x * y); elseif (x <= 5.4e-120) tmp = Float64(z * 5.0); elseif (x <= 8.5e-37) tmp = Float64(x * y); elseif (x <= 0.084) tmp = Float64(z * 5.0); elseif (x <= 7.8e+64) tmp = Float64(x * y); else tmp = Float64(z * x); end return tmp end
function tmp_2 = code(x, y, z) tmp = 0.0; if (x <= -9e-37) tmp = x * y; elseif (x <= 5.4e-120) tmp = z * 5.0; elseif (x <= 8.5e-37) tmp = x * y; elseif (x <= 0.084) tmp = z * 5.0; elseif (x <= 7.8e+64) tmp = x * y; else tmp = z * x; end tmp_2 = tmp; end
code[x_, y_, z_] := If[LessEqual[x, -9e-37], N[(x * y), $MachinePrecision], If[LessEqual[x, 5.4e-120], N[(z * 5.0), $MachinePrecision], If[LessEqual[x, 8.5e-37], N[(x * y), $MachinePrecision], If[LessEqual[x, 0.084], N[(z * 5.0), $MachinePrecision], If[LessEqual[x, 7.8e+64], N[(x * y), $MachinePrecision], N[(z * x), $MachinePrecision]]]]]]
\begin{array}{l}
\\
\begin{array}{l}
\mathbf{if}\;x \leq -9 \cdot 10^{-37}:\\
\;\;\;\;x \cdot y\\
\mathbf{elif}\;x \leq 5.4 \cdot 10^{-120}:\\
\;\;\;\;z \cdot 5\\
\mathbf{elif}\;x \leq 8.5 \cdot 10^{-37}:\\
\;\;\;\;x \cdot y\\
\mathbf{elif}\;x \leq 0.084:\\
\;\;\;\;z \cdot 5\\
\mathbf{elif}\;x \leq 7.8 \cdot 10^{+64}:\\
\;\;\;\;x \cdot y\\
\mathbf{else}:\\
\;\;\;\;z \cdot x\\
\end{array}
\end{array}
if x < -9.00000000000000081e-37 or 5.3999999999999997e-120 < x < 8.5000000000000007e-37 or 0.0840000000000000052 < x < 7.7999999999999996e64Initial program 99.9%
Taylor expanded in y around inf 60.8%
if -9.00000000000000081e-37 < x < 5.3999999999999997e-120 or 8.5000000000000007e-37 < x < 0.0840000000000000052Initial program 99.9%
Taylor expanded in x around 0 80.2%
if 7.7999999999999996e64 < x Initial program 100.0%
Taylor expanded in x around inf 100.0%
+-commutative100.0%
Simplified100.0%
Taylor expanded in z around inf 66.2%
Final simplification69.6%
(FPCore (x y z)
:precision binary64
(if (or (<= x -4.5e-36)
(and (not (<= x 3.3e-123)) (or (<= x 1.35e-36) (not (<= x 0.084)))))
(* x (+ z y))
(* z 5.0)))
double code(double x, double y, double z) {
double tmp;
if ((x <= -4.5e-36) || (!(x <= 3.3e-123) && ((x <= 1.35e-36) || !(x <= 0.084)))) {
tmp = x * (z + y);
} else {
tmp = z * 5.0;
}
return tmp;
}
real(8) function code(x, y, z)
real(8), intent (in) :: x
real(8), intent (in) :: y
real(8), intent (in) :: z
real(8) :: tmp
if ((x <= (-4.5d-36)) .or. (.not. (x <= 3.3d-123)) .and. (x <= 1.35d-36) .or. (.not. (x <= 0.084d0))) then
tmp = x * (z + y)
else
tmp = z * 5.0d0
end if
code = tmp
end function
public static double code(double x, double y, double z) {
double tmp;
if ((x <= -4.5e-36) || (!(x <= 3.3e-123) && ((x <= 1.35e-36) || !(x <= 0.084)))) {
tmp = x * (z + y);
} else {
tmp = z * 5.0;
}
return tmp;
}
def code(x, y, z): tmp = 0 if (x <= -4.5e-36) or (not (x <= 3.3e-123) and ((x <= 1.35e-36) or not (x <= 0.084))): tmp = x * (z + y) else: tmp = z * 5.0 return tmp
function code(x, y, z) tmp = 0.0 if ((x <= -4.5e-36) || (!(x <= 3.3e-123) && ((x <= 1.35e-36) || !(x <= 0.084)))) tmp = Float64(x * Float64(z + y)); else tmp = Float64(z * 5.0); end return tmp end
function tmp_2 = code(x, y, z) tmp = 0.0; if ((x <= -4.5e-36) || (~((x <= 3.3e-123)) && ((x <= 1.35e-36) || ~((x <= 0.084))))) tmp = x * (z + y); else tmp = z * 5.0; end tmp_2 = tmp; end
code[x_, y_, z_] := If[Or[LessEqual[x, -4.5e-36], And[N[Not[LessEqual[x, 3.3e-123]], $MachinePrecision], Or[LessEqual[x, 1.35e-36], N[Not[LessEqual[x, 0.084]], $MachinePrecision]]]], N[(x * N[(z + y), $MachinePrecision]), $MachinePrecision], N[(z * 5.0), $MachinePrecision]]
\begin{array}{l}
\\
\begin{array}{l}
\mathbf{if}\;x \leq -4.5 \cdot 10^{-36} \lor \neg \left(x \leq 3.3 \cdot 10^{-123}\right) \land \left(x \leq 1.35 \cdot 10^{-36} \lor \neg \left(x \leq 0.084\right)\right):\\
\;\;\;\;x \cdot \left(z + y\right)\\
\mathbf{else}:\\
\;\;\;\;z \cdot 5\\
\end{array}
\end{array}
if x < -4.50000000000000024e-36 or 3.3000000000000003e-123 < x < 1.35000000000000004e-36 or 0.0840000000000000052 < x Initial program 100.0%
Taylor expanded in x around inf 95.2%
+-commutative95.2%
Simplified95.2%
if -4.50000000000000024e-36 < x < 3.3000000000000003e-123 or 1.35000000000000004e-36 < x < 0.0840000000000000052Initial program 99.9%
Taylor expanded in x around 0 80.2%
Final simplification89.2%
(FPCore (x y z)
:precision binary64
(let* ((t_0 (* x (+ z y))))
(if (<= x -7e-38)
t_0
(if (<= x 5.4e-120)
(* z 5.0)
(if (or (<= x 9e-39) (not (<= x 11600.0))) t_0 (* z (+ 5.0 x)))))))
double code(double x, double y, double z) {
double t_0 = x * (z + y);
double tmp;
if (x <= -7e-38) {
tmp = t_0;
} else if (x <= 5.4e-120) {
tmp = z * 5.0;
} else if ((x <= 9e-39) || !(x <= 11600.0)) {
tmp = t_0;
} else {
tmp = z * (5.0 + x);
}
return tmp;
}
real(8) function code(x, y, z)
real(8), intent (in) :: x
real(8), intent (in) :: y
real(8), intent (in) :: z
real(8) :: t_0
real(8) :: tmp
t_0 = x * (z + y)
if (x <= (-7d-38)) then
tmp = t_0
else if (x <= 5.4d-120) then
tmp = z * 5.0d0
else if ((x <= 9d-39) .or. (.not. (x <= 11600.0d0))) then
tmp = t_0
else
tmp = z * (5.0d0 + x)
end if
code = tmp
end function
public static double code(double x, double y, double z) {
double t_0 = x * (z + y);
double tmp;
if (x <= -7e-38) {
tmp = t_0;
} else if (x <= 5.4e-120) {
tmp = z * 5.0;
} else if ((x <= 9e-39) || !(x <= 11600.0)) {
tmp = t_0;
} else {
tmp = z * (5.0 + x);
}
return tmp;
}
def code(x, y, z): t_0 = x * (z + y) tmp = 0 if x <= -7e-38: tmp = t_0 elif x <= 5.4e-120: tmp = z * 5.0 elif (x <= 9e-39) or not (x <= 11600.0): tmp = t_0 else: tmp = z * (5.0 + x) return tmp
function code(x, y, z) t_0 = Float64(x * Float64(z + y)) tmp = 0.0 if (x <= -7e-38) tmp = t_0; elseif (x <= 5.4e-120) tmp = Float64(z * 5.0); elseif ((x <= 9e-39) || !(x <= 11600.0)) tmp = t_0; else tmp = Float64(z * Float64(5.0 + x)); end return tmp end
function tmp_2 = code(x, y, z) t_0 = x * (z + y); tmp = 0.0; if (x <= -7e-38) tmp = t_0; elseif (x <= 5.4e-120) tmp = z * 5.0; elseif ((x <= 9e-39) || ~((x <= 11600.0))) tmp = t_0; else tmp = z * (5.0 + x); end tmp_2 = tmp; end
code[x_, y_, z_] := Block[{t$95$0 = N[(x * N[(z + y), $MachinePrecision]), $MachinePrecision]}, If[LessEqual[x, -7e-38], t$95$0, If[LessEqual[x, 5.4e-120], N[(z * 5.0), $MachinePrecision], If[Or[LessEqual[x, 9e-39], N[Not[LessEqual[x, 11600.0]], $MachinePrecision]], t$95$0, N[(z * N[(5.0 + x), $MachinePrecision]), $MachinePrecision]]]]]
\begin{array}{l}
\\
\begin{array}{l}
t_0 := x \cdot \left(z + y\right)\\
\mathbf{if}\;x \leq -7 \cdot 10^{-38}:\\
\;\;\;\;t\_0\\
\mathbf{elif}\;x \leq 5.4 \cdot 10^{-120}:\\
\;\;\;\;z \cdot 5\\
\mathbf{elif}\;x \leq 9 \cdot 10^{-39} \lor \neg \left(x \leq 11600\right):\\
\;\;\;\;t\_0\\
\mathbf{else}:\\
\;\;\;\;z \cdot \left(5 + x\right)\\
\end{array}
\end{array}
if x < -7.0000000000000003e-38 or 5.3999999999999997e-120 < x < 9.0000000000000002e-39 or 11600 < x Initial program 100.0%
Taylor expanded in x around inf 96.0%
+-commutative96.0%
Simplified96.0%
if -7.0000000000000003e-38 < x < 5.3999999999999997e-120Initial program 99.9%
Taylor expanded in x around 0 79.8%
if 9.0000000000000002e-39 < x < 11600Initial program 99.7%
Taylor expanded in y around 0 87.7%
distribute-rgt-in87.8%
Simplified87.8%
Final simplification89.6%
(FPCore (x y z)
:precision binary64
(if (or (<= x -2.65e-36)
(not (or (<= x 5.4e-120) (and (not (<= x 8e-39)) (<= x 0.084)))))
(* x y)
(* z 5.0)))
double code(double x, double y, double z) {
double tmp;
if ((x <= -2.65e-36) || !((x <= 5.4e-120) || (!(x <= 8e-39) && (x <= 0.084)))) {
tmp = x * y;
} else {
tmp = z * 5.0;
}
return tmp;
}
real(8) function code(x, y, z)
real(8), intent (in) :: x
real(8), intent (in) :: y
real(8), intent (in) :: z
real(8) :: tmp
if ((x <= (-2.65d-36)) .or. (.not. (x <= 5.4d-120) .or. (.not. (x <= 8d-39)) .and. (x <= 0.084d0))) then
tmp = x * y
else
tmp = z * 5.0d0
end if
code = tmp
end function
public static double code(double x, double y, double z) {
double tmp;
if ((x <= -2.65e-36) || !((x <= 5.4e-120) || (!(x <= 8e-39) && (x <= 0.084)))) {
tmp = x * y;
} else {
tmp = z * 5.0;
}
return tmp;
}
def code(x, y, z): tmp = 0 if (x <= -2.65e-36) or not ((x <= 5.4e-120) or (not (x <= 8e-39) and (x <= 0.084))): tmp = x * y else: tmp = z * 5.0 return tmp
function code(x, y, z) tmp = 0.0 if ((x <= -2.65e-36) || !((x <= 5.4e-120) || (!(x <= 8e-39) && (x <= 0.084)))) tmp = Float64(x * y); else tmp = Float64(z * 5.0); end return tmp end
function tmp_2 = code(x, y, z) tmp = 0.0; if ((x <= -2.65e-36) || ~(((x <= 5.4e-120) || (~((x <= 8e-39)) && (x <= 0.084))))) tmp = x * y; else tmp = z * 5.0; end tmp_2 = tmp; end
code[x_, y_, z_] := If[Or[LessEqual[x, -2.65e-36], N[Not[Or[LessEqual[x, 5.4e-120], And[N[Not[LessEqual[x, 8e-39]], $MachinePrecision], LessEqual[x, 0.084]]]], $MachinePrecision]], N[(x * y), $MachinePrecision], N[(z * 5.0), $MachinePrecision]]
\begin{array}{l}
\\
\begin{array}{l}
\mathbf{if}\;x \leq -2.65 \cdot 10^{-36} \lor \neg \left(x \leq 5.4 \cdot 10^{-120} \lor \neg \left(x \leq 8 \cdot 10^{-39}\right) \land x \leq 0.084\right):\\
\;\;\;\;x \cdot y\\
\mathbf{else}:\\
\;\;\;\;z \cdot 5\\
\end{array}
\end{array}
if x < -2.6499999999999999e-36 or 5.3999999999999997e-120 < x < 7.99999999999999943e-39 or 0.0840000000000000052 < x Initial program 100.0%
Taylor expanded in y around inf 54.7%
if -2.6499999999999999e-36 < x < 5.3999999999999997e-120 or 7.99999999999999943e-39 < x < 0.0840000000000000052Initial program 99.9%
Taylor expanded in x around 0 80.2%
Final simplification65.0%
(FPCore (x y z) :precision binary64 (if (or (<= x -6.6e+34) (not (<= x 0.35))) (* x (+ z y)) (- (* x y) (* z -5.0))))
double code(double x, double y, double z) {
double tmp;
if ((x <= -6.6e+34) || !(x <= 0.35)) {
tmp = x * (z + y);
} else {
tmp = (x * y) - (z * -5.0);
}
return tmp;
}
real(8) function code(x, y, z)
real(8), intent (in) :: x
real(8), intent (in) :: y
real(8), intent (in) :: z
real(8) :: tmp
if ((x <= (-6.6d+34)) .or. (.not. (x <= 0.35d0))) then
tmp = x * (z + y)
else
tmp = (x * y) - (z * (-5.0d0))
end if
code = tmp
end function
public static double code(double x, double y, double z) {
double tmp;
if ((x <= -6.6e+34) || !(x <= 0.35)) {
tmp = x * (z + y);
} else {
tmp = (x * y) - (z * -5.0);
}
return tmp;
}
def code(x, y, z): tmp = 0 if (x <= -6.6e+34) or not (x <= 0.35): tmp = x * (z + y) else: tmp = (x * y) - (z * -5.0) return tmp
function code(x, y, z) tmp = 0.0 if ((x <= -6.6e+34) || !(x <= 0.35)) tmp = Float64(x * Float64(z + y)); else tmp = Float64(Float64(x * y) - Float64(z * -5.0)); end return tmp end
function tmp_2 = code(x, y, z) tmp = 0.0; if ((x <= -6.6e+34) || ~((x <= 0.35))) tmp = x * (z + y); else tmp = (x * y) - (z * -5.0); end tmp_2 = tmp; end
code[x_, y_, z_] := If[Or[LessEqual[x, -6.6e+34], N[Not[LessEqual[x, 0.35]], $MachinePrecision]], N[(x * N[(z + y), $MachinePrecision]), $MachinePrecision], N[(N[(x * y), $MachinePrecision] - N[(z * -5.0), $MachinePrecision]), $MachinePrecision]]
\begin{array}{l}
\\
\begin{array}{l}
\mathbf{if}\;x \leq -6.6 \cdot 10^{+34} \lor \neg \left(x \leq 0.35\right):\\
\;\;\;\;x \cdot \left(z + y\right)\\
\mathbf{else}:\\
\;\;\;\;x \cdot y - z \cdot -5\\
\end{array}
\end{array}
if x < -6.59999999999999976e34 or 0.34999999999999998 < x Initial program 100.0%
Taylor expanded in x around inf 98.2%
+-commutative98.2%
Simplified98.2%
if -6.59999999999999976e34 < x < 0.34999999999999998Initial program 99.9%
+-commutative99.9%
fma-def100.0%
Applied egg-rr100.0%
Taylor expanded in z around -inf 99.9%
+-commutative99.9%
mul-1-neg99.9%
unsub-neg99.9%
sub-neg99.9%
+-commutative99.9%
mul-1-neg99.9%
unsub-neg99.9%
metadata-eval99.9%
Simplified99.9%
Taylor expanded in x around 0 99.0%
*-commutative99.0%
Simplified99.0%
Final simplification98.6%
(FPCore (x y z) :precision binary64 (+ (* x (+ z y)) (* z 5.0)))
double code(double x, double y, double z) {
return (x * (z + y)) + (z * 5.0);
}
real(8) function code(x, y, z)
real(8), intent (in) :: x
real(8), intent (in) :: y
real(8), intent (in) :: z
code = (x * (z + y)) + (z * 5.0d0)
end function
public static double code(double x, double y, double z) {
return (x * (z + y)) + (z * 5.0);
}
def code(x, y, z): return (x * (z + y)) + (z * 5.0)
function code(x, y, z) return Float64(Float64(x * Float64(z + y)) + Float64(z * 5.0)) end
function tmp = code(x, y, z) tmp = (x * (z + y)) + (z * 5.0); end
code[x_, y_, z_] := N[(N[(x * N[(z + y), $MachinePrecision]), $MachinePrecision] + N[(z * 5.0), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
x \cdot \left(z + y\right) + z \cdot 5
\end{array}
Initial program 99.9%
Final simplification99.9%
(FPCore (x y z) :precision binary64 (* z 5.0))
double code(double x, double y, double z) {
return z * 5.0;
}
real(8) function code(x, y, z)
real(8), intent (in) :: x
real(8), intent (in) :: y
real(8), intent (in) :: z
code = z * 5.0d0
end function
public static double code(double x, double y, double z) {
return z * 5.0;
}
def code(x, y, z): return z * 5.0
function code(x, y, z) return Float64(z * 5.0) end
function tmp = code(x, y, z) tmp = z * 5.0; end
code[x_, y_, z_] := N[(z * 5.0), $MachinePrecision]
\begin{array}{l}
\\
z \cdot 5
\end{array}
Initial program 99.9%
Taylor expanded in x around 0 35.6%
Final simplification35.6%
(FPCore (x y z) :precision binary64 (+ (* (+ x 5.0) z) (* x y)))
double code(double x, double y, double z) {
return ((x + 5.0) * z) + (x * y);
}
real(8) function code(x, y, z)
real(8), intent (in) :: x
real(8), intent (in) :: y
real(8), intent (in) :: z
code = ((x + 5.0d0) * z) + (x * y)
end function
public static double code(double x, double y, double z) {
return ((x + 5.0) * z) + (x * y);
}
def code(x, y, z): return ((x + 5.0) * z) + (x * y)
function code(x, y, z) return Float64(Float64(Float64(x + 5.0) * z) + Float64(x * y)) end
function tmp = code(x, y, z) tmp = ((x + 5.0) * z) + (x * y); end
code[x_, y_, z_] := N[(N[(N[(x + 5.0), $MachinePrecision] * z), $MachinePrecision] + N[(x * y), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
\left(x + 5\right) \cdot z + x \cdot y
\end{array}
herbie shell --seed 2024031
(FPCore (x y z)
:name "Graphics.Rendering.Plot.Render.Plot.Legend:renderLegendOutside from plot-0.2.3.4, C"
:precision binary64
:herbie-target
(+ (* (+ x 5.0) z) (* x y))
(+ (* x (+ y z)) (* z 5.0)))