
(FPCore (x y z) :precision binary64 (+ (+ x (sin y)) (* z (cos y))))
double code(double x, double y, double z) {
return (x + sin(y)) + (z * cos(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 + sin(y)) + (z * cos(y))
end function
public static double code(double x, double y, double z) {
return (x + Math.sin(y)) + (z * Math.cos(y));
}
def code(x, y, z): return (x + math.sin(y)) + (z * math.cos(y))
function code(x, y, z) return Float64(Float64(x + sin(y)) + Float64(z * cos(y))) end
function tmp = code(x, y, z) tmp = (x + sin(y)) + (z * cos(y)); end
code[x_, y_, z_] := N[(N[(x + N[Sin[y], $MachinePrecision]), $MachinePrecision] + N[(z * N[Cos[y], $MachinePrecision]), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
\left(x + \sin y\right) + z \cdot \cos y
\end{array}
Sampling outcomes in binary64 precision:
Herbie found 9 alternatives:
| Alternative | Accuracy | Speedup |
|---|
(FPCore (x y z) :precision binary64 (+ (+ x (sin y)) (* z (cos y))))
double code(double x, double y, double z) {
return (x + sin(y)) + (z * cos(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 + sin(y)) + (z * cos(y))
end function
public static double code(double x, double y, double z) {
return (x + Math.sin(y)) + (z * Math.cos(y));
}
def code(x, y, z): return (x + math.sin(y)) + (z * math.cos(y))
function code(x, y, z) return Float64(Float64(x + sin(y)) + Float64(z * cos(y))) end
function tmp = code(x, y, z) tmp = (x + sin(y)) + (z * cos(y)); end
code[x_, y_, z_] := N[(N[(x + N[Sin[y], $MachinePrecision]), $MachinePrecision] + N[(z * N[Cos[y], $MachinePrecision]), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
\left(x + \sin y\right) + z \cdot \cos y
\end{array}
(FPCore (x y z) :precision binary64 (fma (cos y) z (+ x (sin y))))
double code(double x, double y, double z) {
return fma(cos(y), z, (x + sin(y)));
}
function code(x, y, z) return fma(cos(y), z, Float64(x + sin(y))) end
code[x_, y_, z_] := N[(N[Cos[y], $MachinePrecision] * z + N[(x + N[Sin[y], $MachinePrecision]), $MachinePrecision]), $MachinePrecision]
\begin{array}{l}
\\
\mathsf{fma}\left(\cos y, z, x + \sin y\right)
\end{array}
Initial program 99.9%
lift-+.f64N/A
+-commutativeN/A
lift-*.f64N/A
*-commutativeN/A
lower-fma.f6499.9
lift-+.f64N/A
+-commutativeN/A
lower-+.f6499.9
Applied rewrites99.9%
Final simplification99.9%
(FPCore (x y z)
:precision binary64
(let* ((t_0 (fma 1.0 z (sin y))) (t_1 (+ (* z (cos y)) (+ x (sin y)))))
(if (<= t_1 -2000000.0)
(+ x z)
(if (<= t_1 -0.1)
t_0
(if (<= t_1 4e-19) (+ (+ x y) z) (if (<= t_1 1.0) t_0 (+ x z)))))))
double code(double x, double y, double z) {
double t_0 = fma(1.0, z, sin(y));
double t_1 = (z * cos(y)) + (x + sin(y));
double tmp;
if (t_1 <= -2000000.0) {
tmp = x + z;
} else if (t_1 <= -0.1) {
tmp = t_0;
} else if (t_1 <= 4e-19) {
tmp = (x + y) + z;
} else if (t_1 <= 1.0) {
tmp = t_0;
} else {
tmp = x + z;
}
return tmp;
}
function code(x, y, z) t_0 = fma(1.0, z, sin(y)) t_1 = Float64(Float64(z * cos(y)) + Float64(x + sin(y))) tmp = 0.0 if (t_1 <= -2000000.0) tmp = Float64(x + z); elseif (t_1 <= -0.1) tmp = t_0; elseif (t_1 <= 4e-19) tmp = Float64(Float64(x + y) + z); elseif (t_1 <= 1.0) tmp = t_0; else tmp = Float64(x + z); end return tmp end
code[x_, y_, z_] := Block[{t$95$0 = N[(1.0 * z + N[Sin[y], $MachinePrecision]), $MachinePrecision]}, Block[{t$95$1 = N[(N[(z * N[Cos[y], $MachinePrecision]), $MachinePrecision] + N[(x + N[Sin[y], $MachinePrecision]), $MachinePrecision]), $MachinePrecision]}, If[LessEqual[t$95$1, -2000000.0], N[(x + z), $MachinePrecision], If[LessEqual[t$95$1, -0.1], t$95$0, If[LessEqual[t$95$1, 4e-19], N[(N[(x + y), $MachinePrecision] + z), $MachinePrecision], If[LessEqual[t$95$1, 1.0], t$95$0, N[(x + z), $MachinePrecision]]]]]]]
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \mathsf{fma}\left(1, z, \sin y\right)\\
t_1 := z \cdot \cos y + \left(x + \sin y\right)\\
\mathbf{if}\;t\_1 \leq -2000000:\\
\;\;\;\;x + z\\
\mathbf{elif}\;t\_1 \leq -0.1:\\
\;\;\;\;t\_0\\
\mathbf{elif}\;t\_1 \leq 4 \cdot 10^{-19}:\\
\;\;\;\;\left(x + y\right) + z\\
\mathbf{elif}\;t\_1 \leq 1:\\
\;\;\;\;t\_0\\
\mathbf{else}:\\
\;\;\;\;x + z\\
\end{array}
\end{array}
if (+.f64 (+.f64 x (sin.f64 y)) (*.f64 z (cos.f64 y))) < -2e6 or 1 < (+.f64 (+.f64 x (sin.f64 y)) (*.f64 z (cos.f64 y))) Initial program 99.9%
Taylor expanded in y around 0
+-commutativeN/A
lower-+.f6479.1
Applied rewrites79.1%
if -2e6 < (+.f64 (+.f64 x (sin.f64 y)) (*.f64 z (cos.f64 y))) < -0.10000000000000001 or 3.9999999999999999e-19 < (+.f64 (+.f64 x (sin.f64 y)) (*.f64 z (cos.f64 y))) < 1Initial program 100.0%
Taylor expanded in x around 0
+-commutativeN/A
*-commutativeN/A
lower-fma.f64N/A
lower-cos.f64N/A
lower-sin.f6494.6
Applied rewrites94.6%
Taylor expanded in y around 0
Applied rewrites93.5%
if -0.10000000000000001 < (+.f64 (+.f64 x (sin.f64 y)) (*.f64 z (cos.f64 y))) < 3.9999999999999999e-19Initial program 100.0%
Taylor expanded in y around 0
associate-+r+N/A
lower-+.f64N/A
+-commutativeN/A
lower-+.f64100.0
Applied rewrites100.0%
Final simplification83.6%
(FPCore (x y z) :precision binary64 (if (<= z -4.7e+148) (fma (cos y) z (+ x y)) (if (<= z 2.8e+112) (fma 1.0 z (+ x (sin y))) (* z (cos y)))))
double code(double x, double y, double z) {
double tmp;
if (z <= -4.7e+148) {
tmp = fma(cos(y), z, (x + y));
} else if (z <= 2.8e+112) {
tmp = fma(1.0, z, (x + sin(y)));
} else {
tmp = z * cos(y);
}
return tmp;
}
function code(x, y, z) tmp = 0.0 if (z <= -4.7e+148) tmp = fma(cos(y), z, Float64(x + y)); elseif (z <= 2.8e+112) tmp = fma(1.0, z, Float64(x + sin(y))); else tmp = Float64(z * cos(y)); end return tmp end
code[x_, y_, z_] := If[LessEqual[z, -4.7e+148], N[(N[Cos[y], $MachinePrecision] * z + N[(x + y), $MachinePrecision]), $MachinePrecision], If[LessEqual[z, 2.8e+112], N[(1.0 * z + N[(x + N[Sin[y], $MachinePrecision]), $MachinePrecision]), $MachinePrecision], N[(z * N[Cos[y], $MachinePrecision]), $MachinePrecision]]]
\begin{array}{l}
\\
\begin{array}{l}
\mathbf{if}\;z \leq -4.7 \cdot 10^{+148}:\\
\;\;\;\;\mathsf{fma}\left(\cos y, z, x + y\right)\\
\mathbf{elif}\;z \leq 2.8 \cdot 10^{+112}:\\
\;\;\;\;\mathsf{fma}\left(1, z, x + \sin y\right)\\
\mathbf{else}:\\
\;\;\;\;z \cdot \cos y\\
\end{array}
\end{array}
if z < -4.6999999999999997e148Initial program 99.8%
lift-+.f64N/A
+-commutativeN/A
lift-*.f64N/A
*-commutativeN/A
lower-fma.f6499.8
lift-+.f64N/A
+-commutativeN/A
lower-+.f6499.8
Applied rewrites99.8%
Taylor expanded in y around 0
lower-+.f6489.6
Applied rewrites89.6%
if -4.6999999999999997e148 < z < 2.8000000000000001e112Initial program 100.0%
lift-+.f64N/A
+-commutativeN/A
lift-*.f64N/A
*-commutativeN/A
lower-fma.f64100.0
lift-+.f64N/A
+-commutativeN/A
lower-+.f64100.0
Applied rewrites100.0%
Taylor expanded in y around 0
Applied rewrites93.7%
if 2.8000000000000001e112 < z Initial program 99.7%
lift-+.f64N/A
+-commutativeN/A
lift-*.f64N/A
*-commutativeN/A
lower-fma.f6499.8
lift-+.f64N/A
+-commutativeN/A
lower-+.f6499.8
Applied rewrites99.8%
Taylor expanded in z around inf
*-commutativeN/A
lower-*.f64N/A
lower-cos.f6485.1
Applied rewrites85.1%
Final simplification91.9%
(FPCore (x y z)
:precision binary64
(let* ((t_0 (* z (cos y))))
(if (<= z -4.7e+148)
t_0
(if (<= z 2.8e+112) (fma 1.0 z (+ x (sin y))) t_0))))
double code(double x, double y, double z) {
double t_0 = z * cos(y);
double tmp;
if (z <= -4.7e+148) {
tmp = t_0;
} else if (z <= 2.8e+112) {
tmp = fma(1.0, z, (x + sin(y)));
} else {
tmp = t_0;
}
return tmp;
}
function code(x, y, z) t_0 = Float64(z * cos(y)) tmp = 0.0 if (z <= -4.7e+148) tmp = t_0; elseif (z <= 2.8e+112) tmp = fma(1.0, z, Float64(x + sin(y))); else tmp = t_0; end return tmp end
code[x_, y_, z_] := Block[{t$95$0 = N[(z * N[Cos[y], $MachinePrecision]), $MachinePrecision]}, If[LessEqual[z, -4.7e+148], t$95$0, If[LessEqual[z, 2.8e+112], N[(1.0 * z + N[(x + N[Sin[y], $MachinePrecision]), $MachinePrecision]), $MachinePrecision], t$95$0]]]
\begin{array}{l}
\\
\begin{array}{l}
t_0 := z \cdot \cos y\\
\mathbf{if}\;z \leq -4.7 \cdot 10^{+148}:\\
\;\;\;\;t\_0\\
\mathbf{elif}\;z \leq 2.8 \cdot 10^{+112}:\\
\;\;\;\;\mathsf{fma}\left(1, z, x + \sin y\right)\\
\mathbf{else}:\\
\;\;\;\;t\_0\\
\end{array}
\end{array}
if z < -4.6999999999999997e148 or 2.8000000000000001e112 < z Initial program 99.8%
lift-+.f64N/A
+-commutativeN/A
lift-*.f64N/A
*-commutativeN/A
lower-fma.f6499.8
lift-+.f64N/A
+-commutativeN/A
lower-+.f6499.8
Applied rewrites99.8%
Taylor expanded in z around inf
*-commutativeN/A
lower-*.f64N/A
lower-cos.f6485.7
Applied rewrites85.7%
if -4.6999999999999997e148 < z < 2.8000000000000001e112Initial program 100.0%
lift-+.f64N/A
+-commutativeN/A
lift-*.f64N/A
*-commutativeN/A
lower-fma.f64100.0
lift-+.f64N/A
+-commutativeN/A
lower-+.f64100.0
Applied rewrites100.0%
Taylor expanded in y around 0
Applied rewrites93.7%
Final simplification91.5%
(FPCore (x y z) :precision binary64 (let* ((t_0 (* z (cos y)))) (if (<= z -4.7e+148) t_0 (if (<= z 2.8e+112) (+ x z) t_0))))
double code(double x, double y, double z) {
double t_0 = z * cos(y);
double tmp;
if (z <= -4.7e+148) {
tmp = t_0;
} else if (z <= 2.8e+112) {
tmp = x + z;
} else {
tmp = t_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) :: t_0
real(8) :: tmp
t_0 = z * cos(y)
if (z <= (-4.7d+148)) then
tmp = t_0
else if (z <= 2.8d+112) then
tmp = x + z
else
tmp = t_0
end if
code = tmp
end function
public static double code(double x, double y, double z) {
double t_0 = z * Math.cos(y);
double tmp;
if (z <= -4.7e+148) {
tmp = t_0;
} else if (z <= 2.8e+112) {
tmp = x + z;
} else {
tmp = t_0;
}
return tmp;
}
def code(x, y, z): t_0 = z * math.cos(y) tmp = 0 if z <= -4.7e+148: tmp = t_0 elif z <= 2.8e+112: tmp = x + z else: tmp = t_0 return tmp
function code(x, y, z) t_0 = Float64(z * cos(y)) tmp = 0.0 if (z <= -4.7e+148) tmp = t_0; elseif (z <= 2.8e+112) tmp = Float64(x + z); else tmp = t_0; end return tmp end
function tmp_2 = code(x, y, z) t_0 = z * cos(y); tmp = 0.0; if (z <= -4.7e+148) tmp = t_0; elseif (z <= 2.8e+112) tmp = x + z; else tmp = t_0; end tmp_2 = tmp; end
code[x_, y_, z_] := Block[{t$95$0 = N[(z * N[Cos[y], $MachinePrecision]), $MachinePrecision]}, If[LessEqual[z, -4.7e+148], t$95$0, If[LessEqual[z, 2.8e+112], N[(x + z), $MachinePrecision], t$95$0]]]
\begin{array}{l}
\\
\begin{array}{l}
t_0 := z \cdot \cos y\\
\mathbf{if}\;z \leq -4.7 \cdot 10^{+148}:\\
\;\;\;\;t\_0\\
\mathbf{elif}\;z \leq 2.8 \cdot 10^{+112}:\\
\;\;\;\;x + z\\
\mathbf{else}:\\
\;\;\;\;t\_0\\
\end{array}
\end{array}
if z < -4.6999999999999997e148 or 2.8000000000000001e112 < z Initial program 99.8%
lift-+.f64N/A
+-commutativeN/A
lift-*.f64N/A
*-commutativeN/A
lower-fma.f6499.8
lift-+.f64N/A
+-commutativeN/A
lower-+.f6499.8
Applied rewrites99.8%
Taylor expanded in z around inf
*-commutativeN/A
lower-*.f64N/A
lower-cos.f6485.7
Applied rewrites85.7%
if -4.6999999999999997e148 < z < 2.8000000000000001e112Initial program 100.0%
Taylor expanded in y around 0
+-commutativeN/A
lower-+.f6472.1
Applied rewrites72.1%
Final simplification75.8%
(FPCore (x y z)
:precision binary64
(if (<= y -2.55e+54)
(+ x z)
(if (<= y 2.5e-15)
(fma (fma (* -0.16666666666666666 y) y 1.0) y (+ x z))
(+ x z))))
double code(double x, double y, double z) {
double tmp;
if (y <= -2.55e+54) {
tmp = x + z;
} else if (y <= 2.5e-15) {
tmp = fma(fma((-0.16666666666666666 * y), y, 1.0), y, (x + z));
} else {
tmp = x + z;
}
return tmp;
}
function code(x, y, z) tmp = 0.0 if (y <= -2.55e+54) tmp = Float64(x + z); elseif (y <= 2.5e-15) tmp = fma(fma(Float64(-0.16666666666666666 * y), y, 1.0), y, Float64(x + z)); else tmp = Float64(x + z); end return tmp end
code[x_, y_, z_] := If[LessEqual[y, -2.55e+54], N[(x + z), $MachinePrecision], If[LessEqual[y, 2.5e-15], N[(N[(N[(-0.16666666666666666 * y), $MachinePrecision] * y + 1.0), $MachinePrecision] * y + N[(x + z), $MachinePrecision]), $MachinePrecision], N[(x + z), $MachinePrecision]]]
\begin{array}{l}
\\
\begin{array}{l}
\mathbf{if}\;y \leq -2.55 \cdot 10^{+54}:\\
\;\;\;\;x + z\\
\mathbf{elif}\;y \leq 2.5 \cdot 10^{-15}:\\
\;\;\;\;\mathsf{fma}\left(\mathsf{fma}\left(-0.16666666666666666 \cdot y, y, 1\right), y, x + z\right)\\
\mathbf{else}:\\
\;\;\;\;x + z\\
\end{array}
\end{array}
if y < -2.55000000000000005e54 or 2.5e-15 < y Initial program 99.9%
Taylor expanded in y around 0
+-commutativeN/A
lower-+.f6445.6
Applied rewrites45.6%
if -2.55000000000000005e54 < y < 2.5e-15Initial program 100.0%
Taylor expanded in y around 0
associate-+r+N/A
+-commutativeN/A
*-commutativeN/A
lower-fma.f64N/A
+-commutativeN/A
*-commutativeN/A
lower-fma.f64N/A
+-commutativeN/A
lower-fma.f64N/A
lower-*.f64N/A
+-commutativeN/A
lower-+.f6494.1
Applied rewrites94.1%
Taylor expanded in y around inf
Applied rewrites95.1%
Final simplification72.9%
(FPCore (x y z) :precision binary64 (if (<= y -1e+137) (+ x z) (if (<= y 2.5e-15) (+ (+ x y) z) (+ x z))))
double code(double x, double y, double z) {
double tmp;
if (y <= -1e+137) {
tmp = x + z;
} else if (y <= 2.5e-15) {
tmp = (x + y) + z;
} else {
tmp = x + z;
}
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 (y <= (-1d+137)) then
tmp = x + z
else if (y <= 2.5d-15) then
tmp = (x + y) + z
else
tmp = x + z
end if
code = tmp
end function
public static double code(double x, double y, double z) {
double tmp;
if (y <= -1e+137) {
tmp = x + z;
} else if (y <= 2.5e-15) {
tmp = (x + y) + z;
} else {
tmp = x + z;
}
return tmp;
}
def code(x, y, z): tmp = 0 if y <= -1e+137: tmp = x + z elif y <= 2.5e-15: tmp = (x + y) + z else: tmp = x + z return tmp
function code(x, y, z) tmp = 0.0 if (y <= -1e+137) tmp = Float64(x + z); elseif (y <= 2.5e-15) tmp = Float64(Float64(x + y) + z); else tmp = Float64(x + z); end return tmp end
function tmp_2 = code(x, y, z) tmp = 0.0; if (y <= -1e+137) tmp = x + z; elseif (y <= 2.5e-15) tmp = (x + y) + z; else tmp = x + z; end tmp_2 = tmp; end
code[x_, y_, z_] := If[LessEqual[y, -1e+137], N[(x + z), $MachinePrecision], If[LessEqual[y, 2.5e-15], N[(N[(x + y), $MachinePrecision] + z), $MachinePrecision], N[(x + z), $MachinePrecision]]]
\begin{array}{l}
\\
\begin{array}{l}
\mathbf{if}\;y \leq -1 \cdot 10^{+137}:\\
\;\;\;\;x + z\\
\mathbf{elif}\;y \leq 2.5 \cdot 10^{-15}:\\
\;\;\;\;\left(x + y\right) + z\\
\mathbf{else}:\\
\;\;\;\;x + z\\
\end{array}
\end{array}
if y < -1e137 or 2.5e-15 < y Initial program 99.9%
Taylor expanded in y around 0
+-commutativeN/A
lower-+.f6446.6
Applied rewrites46.6%
if -1e137 < y < 2.5e-15Initial program 99.9%
Taylor expanded in y around 0
associate-+r+N/A
lower-+.f64N/A
+-commutativeN/A
lower-+.f6489.6
Applied rewrites89.6%
Final simplification72.8%
(FPCore (x y z) :precision binary64 (+ x z))
double code(double x, double y, double z) {
return x + z;
}
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
end function
public static double code(double x, double y, double z) {
return x + z;
}
def code(x, y, z): return x + z
function code(x, y, z) return Float64(x + z) end
function tmp = code(x, y, z) tmp = x + z; end
code[x_, y_, z_] := N[(x + z), $MachinePrecision]
\begin{array}{l}
\\
x + z
\end{array}
Initial program 99.9%
Taylor expanded in y around 0
+-commutativeN/A
lower-+.f6468.7
Applied rewrites68.7%
Final simplification68.7%
(FPCore (x y z) :precision binary64 (+ z y))
double code(double x, double y, double z) {
return z + y;
}
real(8) function code(x, y, z)
real(8), intent (in) :: x
real(8), intent (in) :: y
real(8), intent (in) :: z
code = z + y
end function
public static double code(double x, double y, double z) {
return z + y;
}
def code(x, y, z): return z + y
function code(x, y, z) return Float64(z + y) end
function tmp = code(x, y, z) tmp = z + y; end
code[x_, y_, z_] := N[(z + y), $MachinePrecision]
\begin{array}{l}
\\
z + y
\end{array}
Initial program 99.9%
Taylor expanded in x around 0
+-commutativeN/A
*-commutativeN/A
lower-fma.f64N/A
lower-cos.f64N/A
lower-sin.f6456.5
Applied rewrites56.5%
Taylor expanded in y around 0
Applied rewrites30.3%
herbie shell --seed 2024332
(FPCore (x y z)
:name "Graphics.Rasterific.Svg.PathConverter:segmentToBezier from rasterific-svg-0.2.3.1, C"
:precision binary64
(+ (+ x (sin y)) (* z (cos y))))