
(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 100.0%
+-commutative100.0%
fma-define100.0%
Applied egg-rr100.0%
Final simplification100.0%
(FPCore (x y z)
:precision binary64
(if (<= x -6.2e+173)
(* z x)
(if (<= x -6.1e+128)
(* x y)
(if (<= x -5.0)
(* z x)
(if (<= x 8.2e-131)
(* z 5.0)
(if (or (<= x 1.6e+102) (not (<= x 9.5e+214))) (* x y) (* z x)))))))
double code(double x, double y, double z) {
double tmp;
if (x <= -6.2e+173) {
tmp = z * x;
} else if (x <= -6.1e+128) {
tmp = x * y;
} else if (x <= -5.0) {
tmp = z * x;
} else if (x <= 8.2e-131) {
tmp = z * 5.0;
} else if ((x <= 1.6e+102) || !(x <= 9.5e+214)) {
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 <= (-6.2d+173)) then
tmp = z * x
else if (x <= (-6.1d+128)) then
tmp = x * y
else if (x <= (-5.0d0)) then
tmp = z * x
else if (x <= 8.2d-131) then
tmp = z * 5.0d0
else if ((x <= 1.6d+102) .or. (.not. (x <= 9.5d+214))) 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 <= -6.2e+173) {
tmp = z * x;
} else if (x <= -6.1e+128) {
tmp = x * y;
} else if (x <= -5.0) {
tmp = z * x;
} else if (x <= 8.2e-131) {
tmp = z * 5.0;
} else if ((x <= 1.6e+102) || !(x <= 9.5e+214)) {
tmp = x * y;
} else {
tmp = z * x;
}
return tmp;
}
def code(x, y, z): tmp = 0 if x <= -6.2e+173: tmp = z * x elif x <= -6.1e+128: tmp = x * y elif x <= -5.0: tmp = z * x elif x <= 8.2e-131: tmp = z * 5.0 elif (x <= 1.6e+102) or not (x <= 9.5e+214): tmp = x * y else: tmp = z * x return tmp
function code(x, y, z) tmp = 0.0 if (x <= -6.2e+173) tmp = Float64(z * x); elseif (x <= -6.1e+128) tmp = Float64(x * y); elseif (x <= -5.0) tmp = Float64(z * x); elseif (x <= 8.2e-131) tmp = Float64(z * 5.0); elseif ((x <= 1.6e+102) || !(x <= 9.5e+214)) 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 <= -6.2e+173) tmp = z * x; elseif (x <= -6.1e+128) tmp = x * y; elseif (x <= -5.0) tmp = z * x; elseif (x <= 8.2e-131) tmp = z * 5.0; elseif ((x <= 1.6e+102) || ~((x <= 9.5e+214))) tmp = x * y; else tmp = z * x; end tmp_2 = tmp; end
code[x_, y_, z_] := If[LessEqual[x, -6.2e+173], N[(z * x), $MachinePrecision], If[LessEqual[x, -6.1e+128], N[(x * y), $MachinePrecision], If[LessEqual[x, -5.0], N[(z * x), $MachinePrecision], If[LessEqual[x, 8.2e-131], N[(z * 5.0), $MachinePrecision], If[Or[LessEqual[x, 1.6e+102], N[Not[LessEqual[x, 9.5e+214]], $MachinePrecision]], N[(x * y), $MachinePrecision], N[(z * x), $MachinePrecision]]]]]]
\begin{array}{l}
\\
\begin{array}{l}
\mathbf{if}\;x \leq -6.2 \cdot 10^{+173}:\\
\;\;\;\;z \cdot x\\
\mathbf{elif}\;x \leq -6.1 \cdot 10^{+128}:\\
\;\;\;\;x \cdot y\\
\mathbf{elif}\;x \leq -5:\\
\;\;\;\;z \cdot x\\
\mathbf{elif}\;x \leq 8.2 \cdot 10^{-131}:\\
\;\;\;\;z \cdot 5\\
\mathbf{elif}\;x \leq 1.6 \cdot 10^{+102} \lor \neg \left(x \leq 9.5 \cdot 10^{+214}\right):\\
\;\;\;\;x \cdot y\\
\mathbf{else}:\\
\;\;\;\;z \cdot x\\
\end{array}
\end{array}
if x < -6.2e173 or -6.1000000000000003e128 < x < -5 or 1.6e102 < x < 9.49999999999999921e214Initial program 100.0%
Taylor expanded in x around inf 99.9%
+-commutative99.9%
Simplified99.9%
Taylor expanded in z around inf 62.5%
if -6.2e173 < x < -6.1000000000000003e128 or 8.2000000000000004e-131 < x < 1.6e102 or 9.49999999999999921e214 < x Initial program 99.9%
Taylor expanded in y around inf 69.5%
if -5 < x < 8.2000000000000004e-131Initial program 99.9%
Taylor expanded in x around 0 77.4%
Final simplification70.3%
(FPCore (x y z) :precision binary64 (if (or (<= x -5.0) (not (<= x 1.2e-17))) (* x (+ z y)) (+ (* z 5.0) (* x y))))
double code(double x, double y, double z) {
double tmp;
if ((x <= -5.0) || !(x <= 1.2e-17)) {
tmp = x * (z + y);
} else {
tmp = (z * 5.0) + (x * y);
}
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 <= (-5.0d0)) .or. (.not. (x <= 1.2d-17))) then
tmp = x * (z + y)
else
tmp = (z * 5.0d0) + (x * y)
end if
code = tmp
end function
public static double code(double x, double y, double z) {
double tmp;
if ((x <= -5.0) || !(x <= 1.2e-17)) {
tmp = x * (z + y);
} else {
tmp = (z * 5.0) + (x * y);
}
return tmp;
}
def code(x, y, z): tmp = 0 if (x <= -5.0) or not (x <= 1.2e-17): tmp = x * (z + y) else: tmp = (z * 5.0) + (x * y) return tmp
function code(x, y, z) tmp = 0.0 if ((x <= -5.0) || !(x <= 1.2e-17)) tmp = Float64(x * Float64(z + y)); else tmp = Float64(Float64(z * 5.0) + Float64(x * y)); end return tmp end
function tmp_2 = code(x, y, z) tmp = 0.0; if ((x <= -5.0) || ~((x <= 1.2e-17))) tmp = x * (z + y); else tmp = (z * 5.0) + (x * y); end tmp_2 = tmp; end
code[x_, y_, z_] := If[Or[LessEqual[x, -5.0], N[Not[LessEqual[x, 1.2e-17]], $MachinePrecision]], N[(x * N[(z + y), $MachinePrecision]), $MachinePrecision], N[(N[(z * 5.0), $MachinePrecision] + N[(x * y), $MachinePrecision]), $MachinePrecision]]
\begin{array}{l}
\\
\begin{array}{l}
\mathbf{if}\;x \leq -5 \lor \neg \left(x \leq 1.2 \cdot 10^{-17}\right):\\
\;\;\;\;x \cdot \left(z + y\right)\\
\mathbf{else}:\\
\;\;\;\;z \cdot 5 + x \cdot y\\
\end{array}
\end{array}
if x < -5 or 1.19999999999999993e-17 < x Initial program 100.0%
Taylor expanded in x around inf 99.6%
+-commutative99.6%
Simplified99.6%
if -5 < x < 1.19999999999999993e-17Initial program 99.9%
Taylor expanded in y around inf 86.1%
associate-/l*85.8%
distribute-rgt-out86.4%
associate-*l/86.6%
associate-/l*86.4%
Simplified86.4%
Taylor expanded in x around 0 85.6%
associate-*r/85.8%
*-commutative85.8%
associate-*r/85.7%
Simplified85.7%
Taylor expanded in y around 0 98.5%
Final simplification99.1%
(FPCore (x y z) :precision binary64 (if (or (<= x -7.6e+28) (not (<= x 3.4e-131))) (* x (+ z y)) (* z (+ 5.0 x))))
double code(double x, double y, double z) {
double tmp;
if ((x <= -7.6e+28) || !(x <= 3.4e-131)) {
tmp = x * (z + y);
} 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) :: tmp
if ((x <= (-7.6d+28)) .or. (.not. (x <= 3.4d-131))) then
tmp = x * (z + y)
else
tmp = z * (5.0d0 + x)
end if
code = tmp
end function
public static double code(double x, double y, double z) {
double tmp;
if ((x <= -7.6e+28) || !(x <= 3.4e-131)) {
tmp = x * (z + y);
} else {
tmp = z * (5.0 + x);
}
return tmp;
}
def code(x, y, z): tmp = 0 if (x <= -7.6e+28) or not (x <= 3.4e-131): tmp = x * (z + y) else: tmp = z * (5.0 + x) return tmp
function code(x, y, z) tmp = 0.0 if ((x <= -7.6e+28) || !(x <= 3.4e-131)) tmp = Float64(x * Float64(z + y)); else tmp = Float64(z * Float64(5.0 + x)); end return tmp end
function tmp_2 = code(x, y, z) tmp = 0.0; if ((x <= -7.6e+28) || ~((x <= 3.4e-131))) tmp = x * (z + y); else tmp = z * (5.0 + x); end tmp_2 = tmp; end
code[x_, y_, z_] := If[Or[LessEqual[x, -7.6e+28], N[Not[LessEqual[x, 3.4e-131]], $MachinePrecision]], N[(x * N[(z + y), $MachinePrecision]), $MachinePrecision], N[(z * N[(5.0 + x), $MachinePrecision]), $MachinePrecision]]
\begin{array}{l}
\\
\begin{array}{l}
\mathbf{if}\;x \leq -7.6 \cdot 10^{+28} \lor \neg \left(x \leq 3.4 \cdot 10^{-131}\right):\\
\;\;\;\;x \cdot \left(z + y\right)\\
\mathbf{else}:\\
\;\;\;\;z \cdot \left(5 + x\right)\\
\end{array}
\end{array}
if x < -7.5999999999999998e28 or 3.39999999999999995e-131 < x Initial program 100.0%
Taylor expanded in x around inf 93.0%
+-commutative93.0%
Simplified93.0%
if -7.5999999999999998e28 < x < 3.39999999999999995e-131Initial program 99.9%
Taylor expanded in y around 0 79.6%
distribute-rgt-in79.6%
Simplified79.6%
Final simplification87.8%
(FPCore (x y z) :precision binary64 (if (or (<= x -2.05e-22) (not (<= x 3.55e-131))) (* x (+ z y)) (* z 5.0)))
double code(double x, double y, double z) {
double tmp;
if ((x <= -2.05e-22) || !(x <= 3.55e-131)) {
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 <= (-2.05d-22)) .or. (.not. (x <= 3.55d-131))) 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 <= -2.05e-22) || !(x <= 3.55e-131)) {
tmp = x * (z + y);
} else {
tmp = z * 5.0;
}
return tmp;
}
def code(x, y, z): tmp = 0 if (x <= -2.05e-22) or not (x <= 3.55e-131): tmp = x * (z + y) else: tmp = z * 5.0 return tmp
function code(x, y, z) tmp = 0.0 if ((x <= -2.05e-22) || !(x <= 3.55e-131)) 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 <= -2.05e-22) || ~((x <= 3.55e-131))) tmp = x * (z + y); else tmp = z * 5.0; end tmp_2 = tmp; end
code[x_, y_, z_] := If[Or[LessEqual[x, -2.05e-22], N[Not[LessEqual[x, 3.55e-131]], $MachinePrecision]], N[(x * N[(z + y), $MachinePrecision]), $MachinePrecision], N[(z * 5.0), $MachinePrecision]]
\begin{array}{l}
\\
\begin{array}{l}
\mathbf{if}\;x \leq -2.05 \cdot 10^{-22} \lor \neg \left(x \leq 3.55 \cdot 10^{-131}\right):\\
\;\;\;\;x \cdot \left(z + y\right)\\
\mathbf{else}:\\
\;\;\;\;z \cdot 5\\
\end{array}
\end{array}
if x < -2.05e-22 or 3.5499999999999998e-131 < x Initial program 100.0%
Taylor expanded in x around inf 90.9%
+-commutative90.9%
Simplified90.9%
if -2.05e-22 < x < 3.5499999999999998e-131Initial program 99.9%
Taylor expanded in x around 0 80.9%
Final simplification87.4%
(FPCore (x y z) :precision binary64 (if (or (<= x -7e-24) (not (<= x 8.2e-131))) (* x y) (* z 5.0)))
double code(double x, double y, double z) {
double tmp;
if ((x <= -7e-24) || !(x <= 8.2e-131)) {
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 <= (-7d-24)) .or. (.not. (x <= 8.2d-131))) 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 <= -7e-24) || !(x <= 8.2e-131)) {
tmp = x * y;
} else {
tmp = z * 5.0;
}
return tmp;
}
def code(x, y, z): tmp = 0 if (x <= -7e-24) or not (x <= 8.2e-131): tmp = x * y else: tmp = z * 5.0 return tmp
function code(x, y, z) tmp = 0.0 if ((x <= -7e-24) || !(x <= 8.2e-131)) 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 <= -7e-24) || ~((x <= 8.2e-131))) tmp = x * y; else tmp = z * 5.0; end tmp_2 = tmp; end
code[x_, y_, z_] := If[Or[LessEqual[x, -7e-24], N[Not[LessEqual[x, 8.2e-131]], $MachinePrecision]], N[(x * y), $MachinePrecision], N[(z * 5.0), $MachinePrecision]]
\begin{array}{l}
\\
\begin{array}{l}
\mathbf{if}\;x \leq -7 \cdot 10^{-24} \lor \neg \left(x \leq 8.2 \cdot 10^{-131}\right):\\
\;\;\;\;x \cdot y\\
\mathbf{else}:\\
\;\;\;\;z \cdot 5\\
\end{array}
\end{array}
if x < -6.9999999999999993e-24 or 8.2000000000000004e-131 < x Initial program 100.0%
Taylor expanded in y around inf 55.9%
if -6.9999999999999993e-24 < x < 8.2000000000000004e-131Initial program 99.9%
Taylor expanded in x around 0 80.9%
Final simplification64.7%
(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 100.0%
Final simplification100.0%
(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 100.0%
Taylor expanded in x around 0 35.4%
Final simplification35.4%
(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 2024086
(FPCore (x y z)
:name "Graphics.Rendering.Plot.Render.Plot.Legend:renderLegendOutside from plot-0.2.3.4, C"
:precision binary64
:alt
(+ (* (+ x 5.0) z) (* x y))
(+ (* x (+ y z)) (* z 5.0)))