
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* (floor h) dX.v))
(t_1 (* (floor w) dY.u))
(t_2 (* (floor h) dY.v))
(t_3 (* (floor w) dX.u))
(t_4 (fmax (+ (* t_3 t_3) (* t_0 t_0)) (+ (* t_1 t_1) (* t_2 t_2))))
(t_5 (sqrt t_4))
(t_6 (fabs (- (* t_3 t_2) (* t_0 t_1)))))
(log2
(if (> (/ t_4 t_6) (floor maxAniso))
(/ t_5 (floor maxAniso))
(/ t_6 t_5)))))
float code(float w, float h, float dX_46_u, float dX_46_v, float dY_46_u, float dY_46_v, float maxAniso) {
float t_0 = floorf(h) * dX_46_v;
float t_1 = floorf(w) * dY_46_u;
float t_2 = floorf(h) * dY_46_v;
float t_3 = floorf(w) * dX_46_u;
float t_4 = fmaxf(((t_3 * t_3) + (t_0 * t_0)), ((t_1 * t_1) + (t_2 * t_2)));
float t_5 = sqrtf(t_4);
float t_6 = fabsf(((t_3 * t_2) - (t_0 * t_1)));
float tmp;
if ((t_4 / t_6) > floorf(maxAniso)) {
tmp = t_5 / floorf(maxAniso);
} else {
tmp = t_6 / t_5;
}
return log2f(tmp);
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = Float32(floor(h) * dX_46_v) t_1 = Float32(floor(w) * dY_46_u) t_2 = Float32(floor(h) * dY_46_v) t_3 = Float32(floor(w) * dX_46_u) t_4 = (Float32(Float32(t_3 * t_3) + Float32(t_0 * t_0)) != Float32(Float32(t_3 * t_3) + Float32(t_0 * t_0))) ? Float32(Float32(t_1 * t_1) + Float32(t_2 * t_2)) : ((Float32(Float32(t_1 * t_1) + Float32(t_2 * t_2)) != Float32(Float32(t_1 * t_1) + Float32(t_2 * t_2))) ? Float32(Float32(t_3 * t_3) + Float32(t_0 * t_0)) : max(Float32(Float32(t_3 * t_3) + Float32(t_0 * t_0)), Float32(Float32(t_1 * t_1) + Float32(t_2 * t_2)))) t_5 = sqrt(t_4) t_6 = abs(Float32(Float32(t_3 * t_2) - Float32(t_0 * t_1))) tmp = Float32(0.0) if (Float32(t_4 / t_6) > floor(maxAniso)) tmp = Float32(t_5 / floor(maxAniso)); else tmp = Float32(t_6 / t_5); end return log2(tmp) end
function tmp_2 = code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = floor(h) * dX_46_v; t_1 = floor(w) * dY_46_u; t_2 = floor(h) * dY_46_v; t_3 = floor(w) * dX_46_u; t_4 = max(((t_3 * t_3) + (t_0 * t_0)), ((t_1 * t_1) + (t_2 * t_2))); t_5 = sqrt(t_4); t_6 = abs(((t_3 * t_2) - (t_0 * t_1))); tmp = single(0.0); if ((t_4 / t_6) > floor(maxAniso)) tmp = t_5 / floor(maxAniso); else tmp = t_6 / t_5; end tmp_2 = log2(tmp); end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left\lfloor h\right\rfloor \cdot dX.v\\
t_1 := \left\lfloor w\right\rfloor \cdot dY.u\\
t_2 := \left\lfloor h\right\rfloor \cdot dY.v\\
t_3 := \left\lfloor w\right\rfloor \cdot dX.u\\
t_4 := \mathsf{max}\left(t\_3 \cdot t\_3 + t\_0 \cdot t\_0, t\_1 \cdot t\_1 + t\_2 \cdot t\_2\right)\\
t_5 := \sqrt{t\_4}\\
t_6 := \left|t\_3 \cdot t\_2 - t\_0 \cdot t\_1\right|\\
\log_{2} \begin{array}{l}
\mathbf{if}\;\frac{t\_4}{t\_6} > \left\lfloor maxAniso\right\rfloor :\\
\;\;\;\;\frac{t\_5}{\left\lfloor maxAniso\right\rfloor }\\
\mathbf{else}:\\
\;\;\;\;\frac{t\_6}{t\_5}\\
\end{array}
\end{array}
\end{array}
Sampling outcomes in binary32 precision:
Herbie found 8 alternatives:
| Alternative | Accuracy | Speedup |
|---|
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* (floor h) dX.v))
(t_1 (* (floor w) dY.u))
(t_2 (* (floor h) dY.v))
(t_3 (* (floor w) dX.u))
(t_4 (fmax (+ (* t_3 t_3) (* t_0 t_0)) (+ (* t_1 t_1) (* t_2 t_2))))
(t_5 (sqrt t_4))
(t_6 (fabs (- (* t_3 t_2) (* t_0 t_1)))))
(log2
(if (> (/ t_4 t_6) (floor maxAniso))
(/ t_5 (floor maxAniso))
(/ t_6 t_5)))))
float code(float w, float h, float dX_46_u, float dX_46_v, float dY_46_u, float dY_46_v, float maxAniso) {
float t_0 = floorf(h) * dX_46_v;
float t_1 = floorf(w) * dY_46_u;
float t_2 = floorf(h) * dY_46_v;
float t_3 = floorf(w) * dX_46_u;
float t_4 = fmaxf(((t_3 * t_3) + (t_0 * t_0)), ((t_1 * t_1) + (t_2 * t_2)));
float t_5 = sqrtf(t_4);
float t_6 = fabsf(((t_3 * t_2) - (t_0 * t_1)));
float tmp;
if ((t_4 / t_6) > floorf(maxAniso)) {
tmp = t_5 / floorf(maxAniso);
} else {
tmp = t_6 / t_5;
}
return log2f(tmp);
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = Float32(floor(h) * dX_46_v) t_1 = Float32(floor(w) * dY_46_u) t_2 = Float32(floor(h) * dY_46_v) t_3 = Float32(floor(w) * dX_46_u) t_4 = (Float32(Float32(t_3 * t_3) + Float32(t_0 * t_0)) != Float32(Float32(t_3 * t_3) + Float32(t_0 * t_0))) ? Float32(Float32(t_1 * t_1) + Float32(t_2 * t_2)) : ((Float32(Float32(t_1 * t_1) + Float32(t_2 * t_2)) != Float32(Float32(t_1 * t_1) + Float32(t_2 * t_2))) ? Float32(Float32(t_3 * t_3) + Float32(t_0 * t_0)) : max(Float32(Float32(t_3 * t_3) + Float32(t_0 * t_0)), Float32(Float32(t_1 * t_1) + Float32(t_2 * t_2)))) t_5 = sqrt(t_4) t_6 = abs(Float32(Float32(t_3 * t_2) - Float32(t_0 * t_1))) tmp = Float32(0.0) if (Float32(t_4 / t_6) > floor(maxAniso)) tmp = Float32(t_5 / floor(maxAniso)); else tmp = Float32(t_6 / t_5); end return log2(tmp) end
function tmp_2 = code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = floor(h) * dX_46_v; t_1 = floor(w) * dY_46_u; t_2 = floor(h) * dY_46_v; t_3 = floor(w) * dX_46_u; t_4 = max(((t_3 * t_3) + (t_0 * t_0)), ((t_1 * t_1) + (t_2 * t_2))); t_5 = sqrt(t_4); t_6 = abs(((t_3 * t_2) - (t_0 * t_1))); tmp = single(0.0); if ((t_4 / t_6) > floor(maxAniso)) tmp = t_5 / floor(maxAniso); else tmp = t_6 / t_5; end tmp_2 = log2(tmp); end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left\lfloor h\right\rfloor \cdot dX.v\\
t_1 := \left\lfloor w\right\rfloor \cdot dY.u\\
t_2 := \left\lfloor h\right\rfloor \cdot dY.v\\
t_3 := \left\lfloor w\right\rfloor \cdot dX.u\\
t_4 := \mathsf{max}\left(t\_3 \cdot t\_3 + t\_0 \cdot t\_0, t\_1 \cdot t\_1 + t\_2 \cdot t\_2\right)\\
t_5 := \sqrt{t\_4}\\
t_6 := \left|t\_3 \cdot t\_2 - t\_0 \cdot t\_1\right|\\
\log_{2} \begin{array}{l}
\mathbf{if}\;\frac{t\_4}{t\_6} > \left\lfloor maxAniso\right\rfloor :\\
\;\;\;\;\frac{t\_5}{\left\lfloor maxAniso\right\rfloor }\\
\mathbf{else}:\\
\;\;\;\;\frac{t\_6}{t\_5}\\
\end{array}
\end{array}
\end{array}
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* (floor h) dX.v))
(t_1 (* t_0 t_0))
(t_2 (* (floor h) dY.v))
(t_3 (pow (floor w) 2.0))
(t_4
(fabs (* (floor h) (* (floor w) (fma dX.u dY.v (- (* dX.v dY.u)))))))
(t_5 (* (floor w) dY.u))
(t_6 (+ (* t_5 t_5) (* t_2 t_2)))
(t_7 (pow (floor h) 2.0))
(t_8
(fmax
(fma dX.v (* dX.v t_7) (* t_3 (* dX.u dX.u)))
(fma dY.v (* dY.v t_7) (* t_3 (* dY.u dY.u)))))
(t_9 (* (floor w) dX.u))
(t_10 (fmax (+ (* t_9 t_9) t_1) t_6))
(t_11 (sqrt t_10))
(t_12 (fabs (- (* t_9 t_2) (* t_0 t_5))))
(t_13 (/ t_12 t_11))
(t_14 (> (/ t_10 t_12) (floor maxAniso))))
(if (<= (if t_14 (/ t_11 (floor maxAniso)) t_13) 1999999968613499000.0)
(log2
(if t_14
(/ (sqrt (fmax (+ t_1 (* dX.u (* dX.u t_3))) t_6)) (floor maxAniso))
t_13))
(log2
(if (> (/ t_8 t_4) (floor maxAniso))
(/ (sqrt t_8) (floor maxAniso))
(* t_4 (sqrt (/ 1.0 t_8))))))))
float code(float w, float h, float dX_46_u, float dX_46_v, float dY_46_u, float dY_46_v, float maxAniso) {
float t_0 = floorf(h) * dX_46_v;
float t_1 = t_0 * t_0;
float t_2 = floorf(h) * dY_46_v;
float t_3 = powf(floorf(w), 2.0f);
float t_4 = fabsf((floorf(h) * (floorf(w) * fmaf(dX_46_u, dY_46_v, -(dX_46_v * dY_46_u)))));
float t_5 = floorf(w) * dY_46_u;
float t_6 = (t_5 * t_5) + (t_2 * t_2);
float t_7 = powf(floorf(h), 2.0f);
float t_8 = fmaxf(fmaf(dX_46_v, (dX_46_v * t_7), (t_3 * (dX_46_u * dX_46_u))), fmaf(dY_46_v, (dY_46_v * t_7), (t_3 * (dY_46_u * dY_46_u))));
float t_9 = floorf(w) * dX_46_u;
float t_10 = fmaxf(((t_9 * t_9) + t_1), t_6);
float t_11 = sqrtf(t_10);
float t_12 = fabsf(((t_9 * t_2) - (t_0 * t_5)));
float t_13 = t_12 / t_11;
int t_14 = (t_10 / t_12) > floorf(maxAniso);
float tmp;
if (t_14) {
tmp = t_11 / floorf(maxAniso);
} else {
tmp = t_13;
}
float tmp_2;
if (tmp <= 1999999968613499000.0f) {
float tmp_3;
if (t_14) {
tmp_3 = sqrtf(fmaxf((t_1 + (dX_46_u * (dX_46_u * t_3))), t_6)) / floorf(maxAniso);
} else {
tmp_3 = t_13;
}
tmp_2 = log2f(tmp_3);
} else {
float tmp_4;
if ((t_8 / t_4) > floorf(maxAniso)) {
tmp_4 = sqrtf(t_8) / floorf(maxAniso);
} else {
tmp_4 = t_4 * sqrtf((1.0f / t_8));
}
tmp_2 = log2f(tmp_4);
}
return tmp_2;
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = Float32(floor(h) * dX_46_v) t_1 = Float32(t_0 * t_0) t_2 = Float32(floor(h) * dY_46_v) t_3 = floor(w) ^ Float32(2.0) t_4 = abs(Float32(floor(h) * Float32(floor(w) * fma(dX_46_u, dY_46_v, Float32(-Float32(dX_46_v * dY_46_u)))))) t_5 = Float32(floor(w) * dY_46_u) t_6 = Float32(Float32(t_5 * t_5) + Float32(t_2 * t_2)) t_7 = floor(h) ^ Float32(2.0) t_8 = (fma(dX_46_v, Float32(dX_46_v * t_7), Float32(t_3 * Float32(dX_46_u * dX_46_u))) != fma(dX_46_v, Float32(dX_46_v * t_7), Float32(t_3 * Float32(dX_46_u * dX_46_u)))) ? fma(dY_46_v, Float32(dY_46_v * t_7), Float32(t_3 * Float32(dY_46_u * dY_46_u))) : ((fma(dY_46_v, Float32(dY_46_v * t_7), Float32(t_3 * Float32(dY_46_u * dY_46_u))) != fma(dY_46_v, Float32(dY_46_v * t_7), Float32(t_3 * Float32(dY_46_u * dY_46_u)))) ? fma(dX_46_v, Float32(dX_46_v * t_7), Float32(t_3 * Float32(dX_46_u * dX_46_u))) : max(fma(dX_46_v, Float32(dX_46_v * t_7), Float32(t_3 * Float32(dX_46_u * dX_46_u))), fma(dY_46_v, Float32(dY_46_v * t_7), Float32(t_3 * Float32(dY_46_u * dY_46_u))))) t_9 = Float32(floor(w) * dX_46_u) t_10 = (Float32(Float32(t_9 * t_9) + t_1) != Float32(Float32(t_9 * t_9) + t_1)) ? t_6 : ((t_6 != t_6) ? Float32(Float32(t_9 * t_9) + t_1) : max(Float32(Float32(t_9 * t_9) + t_1), t_6)) t_11 = sqrt(t_10) t_12 = abs(Float32(Float32(t_9 * t_2) - Float32(t_0 * t_5))) t_13 = Float32(t_12 / t_11) t_14 = Float32(t_10 / t_12) > floor(maxAniso) tmp = Float32(0.0) if (t_14) tmp = Float32(t_11 / floor(maxAniso)); else tmp = t_13; end tmp_2 = Float32(0.0) if (tmp <= Float32(1999999968613499000.0)) tmp_3 = Float32(0.0) if (t_14) tmp_3 = Float32(sqrt(((Float32(t_1 + Float32(dX_46_u * Float32(dX_46_u * t_3))) != Float32(t_1 + Float32(dX_46_u * Float32(dX_46_u * t_3)))) ? t_6 : ((t_6 != t_6) ? Float32(t_1 + Float32(dX_46_u * Float32(dX_46_u * t_3))) : max(Float32(t_1 + Float32(dX_46_u * Float32(dX_46_u * t_3))), t_6)))) / floor(maxAniso)); else tmp_3 = t_13; end tmp_2 = log2(tmp_3); else tmp_4 = Float32(0.0) if (Float32(t_8 / t_4) > floor(maxAniso)) tmp_4 = Float32(sqrt(t_8) / floor(maxAniso)); else tmp_4 = Float32(t_4 * sqrt(Float32(Float32(1.0) / t_8))); end tmp_2 = log2(tmp_4); end return tmp_2 end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left\lfloor h\right\rfloor \cdot dX.v\\
t_1 := t\_0 \cdot t\_0\\
t_2 := \left\lfloor h\right\rfloor \cdot dY.v\\
t_3 := {\left(\left\lfloor w\right\rfloor \right)}^{2}\\
t_4 := \left|\left\lfloor h\right\rfloor \cdot \left(\left\lfloor w\right\rfloor \cdot \mathsf{fma}\left(dX.u, dY.v, -dX.v \cdot dY.u\right)\right)\right|\\
t_5 := \left\lfloor w\right\rfloor \cdot dY.u\\
t_6 := t\_5 \cdot t\_5 + t\_2 \cdot t\_2\\
t_7 := {\left(\left\lfloor h\right\rfloor \right)}^{2}\\
t_8 := \mathsf{max}\left(\mathsf{fma}\left(dX.v, dX.v \cdot t\_7, t\_3 \cdot \left(dX.u \cdot dX.u\right)\right), \mathsf{fma}\left(dY.v, dY.v \cdot t\_7, t\_3 \cdot \left(dY.u \cdot dY.u\right)\right)\right)\\
t_9 := \left\lfloor w\right\rfloor \cdot dX.u\\
t_10 := \mathsf{max}\left(t\_9 \cdot t\_9 + t\_1, t\_6\right)\\
t_11 := \sqrt{t\_10}\\
t_12 := \left|t\_9 \cdot t\_2 - t\_0 \cdot t\_5\right|\\
t_13 := \frac{t\_12}{t\_11}\\
t_14 := \frac{t\_10}{t\_12} > \left\lfloor maxAniso\right\rfloor \\
\mathbf{if}\;\begin{array}{l}
\mathbf{if}\;t\_14:\\
\;\;\;\;\frac{t\_11}{\left\lfloor maxAniso\right\rfloor }\\
\mathbf{else}:\\
\;\;\;\;t\_13\\
\end{array} \leq 1999999968613499000:\\
\;\;\;\;\log_{2} \begin{array}{l}
\mathbf{if}\;t\_14:\\
\;\;\;\;\frac{\sqrt{\mathsf{max}\left(t\_1 + dX.u \cdot \left(dX.u \cdot t\_3\right), t\_6\right)}}{\left\lfloor maxAniso\right\rfloor }\\
\mathbf{else}:\\
\;\;\;\;t\_13\\
\end{array}\\
\mathbf{else}:\\
\;\;\;\;\log_{2} \begin{array}{l}
\mathbf{if}\;\frac{t\_8}{t\_4} > \left\lfloor maxAniso\right\rfloor :\\
\;\;\;\;\frac{\sqrt{t\_8}}{\left\lfloor maxAniso\right\rfloor }\\
\mathbf{else}:\\
\;\;\;\;t\_4 \cdot \sqrt{\frac{1}{t\_8}}\\
\end{array}\\
\end{array}
\end{array}
if (if (>.f32 (/.f32 (fmax.f32 (+.f32 (*.f32 (*.f32 (floor.f32 w) dX.u) (*.f32 (floor.f32 w) dX.u)) (*.f32 (*.f32 (floor.f32 h) dX.v) (*.f32 (floor.f32 h) dX.v))) (+.f32 (*.f32 (*.f32 (floor.f32 w) dY.u) (*.f32 (floor.f32 w) dY.u)) (*.f32 (*.f32 (floor.f32 h) dY.v) (*.f32 (floor.f32 h) dY.v)))) (fabs.f32 (-.f32 (*.f32 (*.f32 (floor.f32 w) dX.u) (*.f32 (floor.f32 h) dY.v)) (*.f32 (*.f32 (floor.f32 h) dX.v) (*.f32 (floor.f32 w) dY.u))))) (floor.f32 maxAniso)) (/.f32 (sqrt.f32 (fmax.f32 (+.f32 (*.f32 (*.f32 (floor.f32 w) dX.u) (*.f32 (floor.f32 w) dX.u)) (*.f32 (*.f32 (floor.f32 h) dX.v) (*.f32 (floor.f32 h) dX.v))) (+.f32 (*.f32 (*.f32 (floor.f32 w) dY.u) (*.f32 (floor.f32 w) dY.u)) (*.f32 (*.f32 (floor.f32 h) dY.v) (*.f32 (floor.f32 h) dY.v))))) (floor.f32 maxAniso)) (/.f32 (fabs.f32 (-.f32 (*.f32 (*.f32 (floor.f32 w) dX.u) (*.f32 (floor.f32 h) dY.v)) (*.f32 (*.f32 (floor.f32 h) dX.v) (*.f32 (floor.f32 w) dY.u)))) (sqrt.f32 (fmax.f32 (+.f32 (*.f32 (*.f32 (floor.f32 w) dX.u) (*.f32 (floor.f32 w) dX.u)) (*.f32 (*.f32 (floor.f32 h) dX.v) (*.f32 (floor.f32 h) dX.v))) (+.f32 (*.f32 (*.f32 (floor.f32 w) dY.u) (*.f32 (floor.f32 w) dY.u)) (*.f32 (*.f32 (floor.f32 h) dY.v) (*.f32 (floor.f32 h) dY.v))))))) < 1.99999997e18Initial program 99.9%
lift-floor.f32N/A
lift-*.f32N/A
lift-floor.f32N/A
associate-*r*N/A
lower-*.f32N/A
lift-*.f32N/A
*-commutativeN/A
associate-*l*N/A
pow2N/A
lower-*.f32N/A
lower-pow.f32100.0
Applied rewrites100.0%
if 1.99999997e18 < (if (>.f32 (/.f32 (fmax.f32 (+.f32 (*.f32 (*.f32 (floor.f32 w) dX.u) (*.f32 (floor.f32 w) dX.u)) (*.f32 (*.f32 (floor.f32 h) dX.v) (*.f32 (floor.f32 h) dX.v))) (+.f32 (*.f32 (*.f32 (floor.f32 w) dY.u) (*.f32 (floor.f32 w) dY.u)) (*.f32 (*.f32 (floor.f32 h) dY.v) (*.f32 (floor.f32 h) dY.v)))) (fabs.f32 (-.f32 (*.f32 (*.f32 (floor.f32 w) dX.u) (*.f32 (floor.f32 h) dY.v)) (*.f32 (*.f32 (floor.f32 h) dX.v) (*.f32 (floor.f32 w) dY.u))))) (floor.f32 maxAniso)) (/.f32 (sqrt.f32 (fmax.f32 (+.f32 (*.f32 (*.f32 (floor.f32 w) dX.u) (*.f32 (floor.f32 w) dX.u)) (*.f32 (*.f32 (floor.f32 h) dX.v) (*.f32 (floor.f32 h) dX.v))) (+.f32 (*.f32 (*.f32 (floor.f32 w) dY.u) (*.f32 (floor.f32 w) dY.u)) (*.f32 (*.f32 (floor.f32 h) dY.v) (*.f32 (floor.f32 h) dY.v))))) (floor.f32 maxAniso)) (/.f32 (fabs.f32 (-.f32 (*.f32 (*.f32 (floor.f32 w) dX.u) (*.f32 (floor.f32 h) dY.v)) (*.f32 (*.f32 (floor.f32 h) dX.v) (*.f32 (floor.f32 w) dY.u)))) (sqrt.f32 (fmax.f32 (+.f32 (*.f32 (*.f32 (floor.f32 w) dX.u) (*.f32 (floor.f32 w) dX.u)) (*.f32 (*.f32 (floor.f32 h) dX.v) (*.f32 (floor.f32 h) dX.v))) (+.f32 (*.f32 (*.f32 (floor.f32 w) dY.u) (*.f32 (floor.f32 w) dY.u)) (*.f32 (*.f32 (floor.f32 h) dY.v) (*.f32 (floor.f32 h) dY.v))))))) Initial program 5.9%
Taylor expanded in w around 0
Applied rewrites18.4%
Taylor expanded in dX.v around 0
Applied rewrites18.8%
Final simplification75.3%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* (floor h) dX.v))
(t_1 (pow (floor h) 2.0))
(t_2 (* (floor w) dY.u))
(t_3 (* (floor h) dY.v))
(t_4
(fabs (* (floor h) (* (floor w) (fma dX.u dY.v (- (* dX.v dY.u)))))))
(t_5 (* (floor w) dX.u))
(t_6 (+ (* t_5 t_5) (* t_0 t_0)))
(t_7 (fmax t_6 (+ (* t_2 t_2) (* t_3 t_3))))
(t_8 (sqrt t_7))
(t_9 (/ t_8 (floor maxAniso)))
(t_10 (fabs (- (* t_5 t_3) (* t_0 t_2))))
(t_11 (> (/ t_7 t_10) (floor maxAniso)))
(t_12 (pow (floor w) 2.0))
(t_13 (* t_12 (* dY.u dY.u)))
(t_14
(fmax
(fma dX.v (* dX.v t_1) (* t_12 (* dX.u dX.u)))
(fma dY.v (* dY.v t_1) t_13))))
(if (<= (if t_11 t_9 (/ t_10 t_8)) 1999999968613499000.0)
(log2 (if t_11 t_9 (/ t_10 (sqrt (fmax t_6 t_13)))))
(log2
(if (> (/ t_14 t_4) (floor maxAniso))
(/ (sqrt t_14) (floor maxAniso))
(* t_4 (sqrt (/ 1.0 t_14))))))))
float code(float w, float h, float dX_46_u, float dX_46_v, float dY_46_u, float dY_46_v, float maxAniso) {
float t_0 = floorf(h) * dX_46_v;
float t_1 = powf(floorf(h), 2.0f);
float t_2 = floorf(w) * dY_46_u;
float t_3 = floorf(h) * dY_46_v;
float t_4 = fabsf((floorf(h) * (floorf(w) * fmaf(dX_46_u, dY_46_v, -(dX_46_v * dY_46_u)))));
float t_5 = floorf(w) * dX_46_u;
float t_6 = (t_5 * t_5) + (t_0 * t_0);
float t_7 = fmaxf(t_6, ((t_2 * t_2) + (t_3 * t_3)));
float t_8 = sqrtf(t_7);
float t_9 = t_8 / floorf(maxAniso);
float t_10 = fabsf(((t_5 * t_3) - (t_0 * t_2)));
int t_11 = (t_7 / t_10) > floorf(maxAniso);
float t_12 = powf(floorf(w), 2.0f);
float t_13 = t_12 * (dY_46_u * dY_46_u);
float t_14 = fmaxf(fmaf(dX_46_v, (dX_46_v * t_1), (t_12 * (dX_46_u * dX_46_u))), fmaf(dY_46_v, (dY_46_v * t_1), t_13));
float tmp;
if (t_11) {
tmp = t_9;
} else {
tmp = t_10 / t_8;
}
float tmp_2;
if (tmp <= 1999999968613499000.0f) {
float tmp_3;
if (t_11) {
tmp_3 = t_9;
} else {
tmp_3 = t_10 / sqrtf(fmaxf(t_6, t_13));
}
tmp_2 = log2f(tmp_3);
} else {
float tmp_4;
if ((t_14 / t_4) > floorf(maxAniso)) {
tmp_4 = sqrtf(t_14) / floorf(maxAniso);
} else {
tmp_4 = t_4 * sqrtf((1.0f / t_14));
}
tmp_2 = log2f(tmp_4);
}
return tmp_2;
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = Float32(floor(h) * dX_46_v) t_1 = floor(h) ^ Float32(2.0) t_2 = Float32(floor(w) * dY_46_u) t_3 = Float32(floor(h) * dY_46_v) t_4 = abs(Float32(floor(h) * Float32(floor(w) * fma(dX_46_u, dY_46_v, Float32(-Float32(dX_46_v * dY_46_u)))))) t_5 = Float32(floor(w) * dX_46_u) t_6 = Float32(Float32(t_5 * t_5) + Float32(t_0 * t_0)) t_7 = (t_6 != t_6) ? Float32(Float32(t_2 * t_2) + Float32(t_3 * t_3)) : ((Float32(Float32(t_2 * t_2) + Float32(t_3 * t_3)) != Float32(Float32(t_2 * t_2) + Float32(t_3 * t_3))) ? t_6 : max(t_6, Float32(Float32(t_2 * t_2) + Float32(t_3 * t_3)))) t_8 = sqrt(t_7) t_9 = Float32(t_8 / floor(maxAniso)) t_10 = abs(Float32(Float32(t_5 * t_3) - Float32(t_0 * t_2))) t_11 = Float32(t_7 / t_10) > floor(maxAniso) t_12 = floor(w) ^ Float32(2.0) t_13 = Float32(t_12 * Float32(dY_46_u * dY_46_u)) t_14 = (fma(dX_46_v, Float32(dX_46_v * t_1), Float32(t_12 * Float32(dX_46_u * dX_46_u))) != fma(dX_46_v, Float32(dX_46_v * t_1), Float32(t_12 * Float32(dX_46_u * dX_46_u)))) ? fma(dY_46_v, Float32(dY_46_v * t_1), t_13) : ((fma(dY_46_v, Float32(dY_46_v * t_1), t_13) != fma(dY_46_v, Float32(dY_46_v * t_1), t_13)) ? fma(dX_46_v, Float32(dX_46_v * t_1), Float32(t_12 * Float32(dX_46_u * dX_46_u))) : max(fma(dX_46_v, Float32(dX_46_v * t_1), Float32(t_12 * Float32(dX_46_u * dX_46_u))), fma(dY_46_v, Float32(dY_46_v * t_1), t_13))) tmp = Float32(0.0) if (t_11) tmp = t_9; else tmp = Float32(t_10 / t_8); end tmp_2 = Float32(0.0) if (tmp <= Float32(1999999968613499000.0)) tmp_3 = Float32(0.0) if (t_11) tmp_3 = t_9; else tmp_3 = Float32(t_10 / sqrt(((t_6 != t_6) ? t_13 : ((t_13 != t_13) ? t_6 : max(t_6, t_13))))); end tmp_2 = log2(tmp_3); else tmp_4 = Float32(0.0) if (Float32(t_14 / t_4) > floor(maxAniso)) tmp_4 = Float32(sqrt(t_14) / floor(maxAniso)); else tmp_4 = Float32(t_4 * sqrt(Float32(Float32(1.0) / t_14))); end tmp_2 = log2(tmp_4); end return tmp_2 end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left\lfloor h\right\rfloor \cdot dX.v\\
t_1 := {\left(\left\lfloor h\right\rfloor \right)}^{2}\\
t_2 := \left\lfloor w\right\rfloor \cdot dY.u\\
t_3 := \left\lfloor h\right\rfloor \cdot dY.v\\
t_4 := \left|\left\lfloor h\right\rfloor \cdot \left(\left\lfloor w\right\rfloor \cdot \mathsf{fma}\left(dX.u, dY.v, -dX.v \cdot dY.u\right)\right)\right|\\
t_5 := \left\lfloor w\right\rfloor \cdot dX.u\\
t_6 := t\_5 \cdot t\_5 + t\_0 \cdot t\_0\\
t_7 := \mathsf{max}\left(t\_6, t\_2 \cdot t\_2 + t\_3 \cdot t\_3\right)\\
t_8 := \sqrt{t\_7}\\
t_9 := \frac{t\_8}{\left\lfloor maxAniso\right\rfloor }\\
t_10 := \left|t\_5 \cdot t\_3 - t\_0 \cdot t\_2\right|\\
t_11 := \frac{t\_7}{t\_10} > \left\lfloor maxAniso\right\rfloor \\
t_12 := {\left(\left\lfloor w\right\rfloor \right)}^{2}\\
t_13 := t\_12 \cdot \left(dY.u \cdot dY.u\right)\\
t_14 := \mathsf{max}\left(\mathsf{fma}\left(dX.v, dX.v \cdot t\_1, t\_12 \cdot \left(dX.u \cdot dX.u\right)\right), \mathsf{fma}\left(dY.v, dY.v \cdot t\_1, t\_13\right)\right)\\
\mathbf{if}\;\begin{array}{l}
\mathbf{if}\;t\_11:\\
\;\;\;\;t\_9\\
\mathbf{else}:\\
\;\;\;\;\frac{t\_10}{t\_8}\\
\end{array} \leq 1999999968613499000:\\
\;\;\;\;\log_{2} \begin{array}{l}
\mathbf{if}\;t\_11:\\
\;\;\;\;t\_9\\
\mathbf{else}:\\
\;\;\;\;\frac{t\_10}{\sqrt{\mathsf{max}\left(t\_6, t\_13\right)}}\\
\end{array}\\
\mathbf{else}:\\
\;\;\;\;\log_{2} \begin{array}{l}
\mathbf{if}\;\frac{t\_14}{t\_4} > \left\lfloor maxAniso\right\rfloor :\\
\;\;\;\;\frac{\sqrt{t\_14}}{\left\lfloor maxAniso\right\rfloor }\\
\mathbf{else}:\\
\;\;\;\;t\_4 \cdot \sqrt{\frac{1}{t\_14}}\\
\end{array}\\
\end{array}
\end{array}
if (if (>.f32 (/.f32 (fmax.f32 (+.f32 (*.f32 (*.f32 (floor.f32 w) dX.u) (*.f32 (floor.f32 w) dX.u)) (*.f32 (*.f32 (floor.f32 h) dX.v) (*.f32 (floor.f32 h) dX.v))) (+.f32 (*.f32 (*.f32 (floor.f32 w) dY.u) (*.f32 (floor.f32 w) dY.u)) (*.f32 (*.f32 (floor.f32 h) dY.v) (*.f32 (floor.f32 h) dY.v)))) (fabs.f32 (-.f32 (*.f32 (*.f32 (floor.f32 w) dX.u) (*.f32 (floor.f32 h) dY.v)) (*.f32 (*.f32 (floor.f32 h) dX.v) (*.f32 (floor.f32 w) dY.u))))) (floor.f32 maxAniso)) (/.f32 (sqrt.f32 (fmax.f32 (+.f32 (*.f32 (*.f32 (floor.f32 w) dX.u) (*.f32 (floor.f32 w) dX.u)) (*.f32 (*.f32 (floor.f32 h) dX.v) (*.f32 (floor.f32 h) dX.v))) (+.f32 (*.f32 (*.f32 (floor.f32 w) dY.u) (*.f32 (floor.f32 w) dY.u)) (*.f32 (*.f32 (floor.f32 h) dY.v) (*.f32 (floor.f32 h) dY.v))))) (floor.f32 maxAniso)) (/.f32 (fabs.f32 (-.f32 (*.f32 (*.f32 (floor.f32 w) dX.u) (*.f32 (floor.f32 h) dY.v)) (*.f32 (*.f32 (floor.f32 h) dX.v) (*.f32 (floor.f32 w) dY.u)))) (sqrt.f32 (fmax.f32 (+.f32 (*.f32 (*.f32 (floor.f32 w) dX.u) (*.f32 (floor.f32 w) dX.u)) (*.f32 (*.f32 (floor.f32 h) dX.v) (*.f32 (floor.f32 h) dX.v))) (+.f32 (*.f32 (*.f32 (floor.f32 w) dY.u) (*.f32 (floor.f32 w) dY.u)) (*.f32 (*.f32 (floor.f32 h) dY.v) (*.f32 (floor.f32 h) dY.v))))))) < 1.99999997e18Initial program 99.9%
Taylor expanded in dY.u around inf
*-commutativeN/A
lower-*.f32N/A
lower-pow.f32N/A
lower-floor.f32N/A
unpow2N/A
lower-*.f3299.6
Applied rewrites99.6%
if 1.99999997e18 < (if (>.f32 (/.f32 (fmax.f32 (+.f32 (*.f32 (*.f32 (floor.f32 w) dX.u) (*.f32 (floor.f32 w) dX.u)) (*.f32 (*.f32 (floor.f32 h) dX.v) (*.f32 (floor.f32 h) dX.v))) (+.f32 (*.f32 (*.f32 (floor.f32 w) dY.u) (*.f32 (floor.f32 w) dY.u)) (*.f32 (*.f32 (floor.f32 h) dY.v) (*.f32 (floor.f32 h) dY.v)))) (fabs.f32 (-.f32 (*.f32 (*.f32 (floor.f32 w) dX.u) (*.f32 (floor.f32 h) dY.v)) (*.f32 (*.f32 (floor.f32 h) dX.v) (*.f32 (floor.f32 w) dY.u))))) (floor.f32 maxAniso)) (/.f32 (sqrt.f32 (fmax.f32 (+.f32 (*.f32 (*.f32 (floor.f32 w) dX.u) (*.f32 (floor.f32 w) dX.u)) (*.f32 (*.f32 (floor.f32 h) dX.v) (*.f32 (floor.f32 h) dX.v))) (+.f32 (*.f32 (*.f32 (floor.f32 w) dY.u) (*.f32 (floor.f32 w) dY.u)) (*.f32 (*.f32 (floor.f32 h) dY.v) (*.f32 (floor.f32 h) dY.v))))) (floor.f32 maxAniso)) (/.f32 (fabs.f32 (-.f32 (*.f32 (*.f32 (floor.f32 w) dX.u) (*.f32 (floor.f32 h) dY.v)) (*.f32 (*.f32 (floor.f32 h) dX.v) (*.f32 (floor.f32 w) dY.u)))) (sqrt.f32 (fmax.f32 (+.f32 (*.f32 (*.f32 (floor.f32 w) dX.u) (*.f32 (floor.f32 w) dX.u)) (*.f32 (*.f32 (floor.f32 h) dX.v) (*.f32 (floor.f32 h) dX.v))) (+.f32 (*.f32 (*.f32 (floor.f32 w) dY.u) (*.f32 (floor.f32 w) dY.u)) (*.f32 (*.f32 (floor.f32 h) dY.v) (*.f32 (floor.f32 h) dY.v))))))) Initial program 5.9%
Taylor expanded in w around 0
Applied rewrites18.4%
Taylor expanded in dX.v around 0
Applied rewrites18.8%
Final simplification75.0%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (* (floor h) dX.v))
(t_1 (pow (floor w) 2.0))
(t_2 (pow (floor h) 2.0))
(t_3 (* (floor w) dY.u))
(t_4 (* t_1 (* dY.u dY.u)))
(t_5
(fmax
(fma dX.v (* dX.v t_2) (* t_1 (* dX.u dX.u)))
(fma dY.v (* dY.v t_2) t_4)))
(t_6
(fabs (* (floor h) (* (floor w) (fma dX.u dY.v (- (* dX.v dY.u)))))))
(t_7 (* (floor h) dY.v))
(t_8 (* (floor w) dX.u))
(t_9 (+ (* t_8 t_8) (* t_0 t_0)))
(t_10 (fmax t_9 (+ (* t_3 t_3) (* t_7 t_7))))
(t_11 (sqrt t_10))
(t_12 (/ t_11 (floor maxAniso)))
(t_13 (fabs (- (* t_8 t_7) (* t_0 t_3)))))
(if (<=
(if (> (/ t_10 t_13) (floor maxAniso)) t_12 (/ t_13 t_11))
1999999968613499000.0)
(log2
(if (> (/ t_10 (fabs (* dX.v (* (floor h) t_3)))) (floor maxAniso))
t_12
(/
(fabs
(* dY.u (* (* (floor w) (floor h)) (- (/ (* dX.u dY.v) dY.u) dX.v))))
(sqrt (fmax t_9 t_4)))))
(log2
(if (> (/ t_5 t_6) (floor maxAniso))
(/ (sqrt t_5) (floor maxAniso))
(* t_6 (sqrt (/ 1.0 t_5))))))))
float code(float w, float h, float dX_46_u, float dX_46_v, float dY_46_u, float dY_46_v, float maxAniso) {
float t_0 = floorf(h) * dX_46_v;
float t_1 = powf(floorf(w), 2.0f);
float t_2 = powf(floorf(h), 2.0f);
float t_3 = floorf(w) * dY_46_u;
float t_4 = t_1 * (dY_46_u * dY_46_u);
float t_5 = fmaxf(fmaf(dX_46_v, (dX_46_v * t_2), (t_1 * (dX_46_u * dX_46_u))), fmaf(dY_46_v, (dY_46_v * t_2), t_4));
float t_6 = fabsf((floorf(h) * (floorf(w) * fmaf(dX_46_u, dY_46_v, -(dX_46_v * dY_46_u)))));
float t_7 = floorf(h) * dY_46_v;
float t_8 = floorf(w) * dX_46_u;
float t_9 = (t_8 * t_8) + (t_0 * t_0);
float t_10 = fmaxf(t_9, ((t_3 * t_3) + (t_7 * t_7)));
float t_11 = sqrtf(t_10);
float t_12 = t_11 / floorf(maxAniso);
float t_13 = fabsf(((t_8 * t_7) - (t_0 * t_3)));
float tmp;
if ((t_10 / t_13) > floorf(maxAniso)) {
tmp = t_12;
} else {
tmp = t_13 / t_11;
}
float tmp_2;
if (tmp <= 1999999968613499000.0f) {
float tmp_3;
if ((t_10 / fabsf((dX_46_v * (floorf(h) * t_3)))) > floorf(maxAniso)) {
tmp_3 = t_12;
} else {
tmp_3 = fabsf((dY_46_u * ((floorf(w) * floorf(h)) * (((dX_46_u * dY_46_v) / dY_46_u) - dX_46_v)))) / sqrtf(fmaxf(t_9, t_4));
}
tmp_2 = log2f(tmp_3);
} else {
float tmp_4;
if ((t_5 / t_6) > floorf(maxAniso)) {
tmp_4 = sqrtf(t_5) / floorf(maxAniso);
} else {
tmp_4 = t_6 * sqrtf((1.0f / t_5));
}
tmp_2 = log2f(tmp_4);
}
return tmp_2;
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = Float32(floor(h) * dX_46_v) t_1 = floor(w) ^ Float32(2.0) t_2 = floor(h) ^ Float32(2.0) t_3 = Float32(floor(w) * dY_46_u) t_4 = Float32(t_1 * Float32(dY_46_u * dY_46_u)) t_5 = (fma(dX_46_v, Float32(dX_46_v * t_2), Float32(t_1 * Float32(dX_46_u * dX_46_u))) != fma(dX_46_v, Float32(dX_46_v * t_2), Float32(t_1 * Float32(dX_46_u * dX_46_u)))) ? fma(dY_46_v, Float32(dY_46_v * t_2), t_4) : ((fma(dY_46_v, Float32(dY_46_v * t_2), t_4) != fma(dY_46_v, Float32(dY_46_v * t_2), t_4)) ? fma(dX_46_v, Float32(dX_46_v * t_2), Float32(t_1 * Float32(dX_46_u * dX_46_u))) : max(fma(dX_46_v, Float32(dX_46_v * t_2), Float32(t_1 * Float32(dX_46_u * dX_46_u))), fma(dY_46_v, Float32(dY_46_v * t_2), t_4))) t_6 = abs(Float32(floor(h) * Float32(floor(w) * fma(dX_46_u, dY_46_v, Float32(-Float32(dX_46_v * dY_46_u)))))) t_7 = Float32(floor(h) * dY_46_v) t_8 = Float32(floor(w) * dX_46_u) t_9 = Float32(Float32(t_8 * t_8) + Float32(t_0 * t_0)) t_10 = (t_9 != t_9) ? Float32(Float32(t_3 * t_3) + Float32(t_7 * t_7)) : ((Float32(Float32(t_3 * t_3) + Float32(t_7 * t_7)) != Float32(Float32(t_3 * t_3) + Float32(t_7 * t_7))) ? t_9 : max(t_9, Float32(Float32(t_3 * t_3) + Float32(t_7 * t_7)))) t_11 = sqrt(t_10) t_12 = Float32(t_11 / floor(maxAniso)) t_13 = abs(Float32(Float32(t_8 * t_7) - Float32(t_0 * t_3))) tmp = Float32(0.0) if (Float32(t_10 / t_13) > floor(maxAniso)) tmp = t_12; else tmp = Float32(t_13 / t_11); end tmp_2 = Float32(0.0) if (tmp <= Float32(1999999968613499000.0)) tmp_3 = Float32(0.0) if (Float32(t_10 / abs(Float32(dX_46_v * Float32(floor(h) * t_3)))) > floor(maxAniso)) tmp_3 = t_12; else tmp_3 = Float32(abs(Float32(dY_46_u * Float32(Float32(floor(w) * floor(h)) * Float32(Float32(Float32(dX_46_u * dY_46_v) / dY_46_u) - dX_46_v)))) / sqrt(((t_9 != t_9) ? t_4 : ((t_4 != t_4) ? t_9 : max(t_9, t_4))))); end tmp_2 = log2(tmp_3); else tmp_4 = Float32(0.0) if (Float32(t_5 / t_6) > floor(maxAniso)) tmp_4 = Float32(sqrt(t_5) / floor(maxAniso)); else tmp_4 = Float32(t_6 * sqrt(Float32(Float32(1.0) / t_5))); end tmp_2 = log2(tmp_4); end return tmp_2 end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left\lfloor h\right\rfloor \cdot dX.v\\
t_1 := {\left(\left\lfloor w\right\rfloor \right)}^{2}\\
t_2 := {\left(\left\lfloor h\right\rfloor \right)}^{2}\\
t_3 := \left\lfloor w\right\rfloor \cdot dY.u\\
t_4 := t\_1 \cdot \left(dY.u \cdot dY.u\right)\\
t_5 := \mathsf{max}\left(\mathsf{fma}\left(dX.v, dX.v \cdot t\_2, t\_1 \cdot \left(dX.u \cdot dX.u\right)\right), \mathsf{fma}\left(dY.v, dY.v \cdot t\_2, t\_4\right)\right)\\
t_6 := \left|\left\lfloor h\right\rfloor \cdot \left(\left\lfloor w\right\rfloor \cdot \mathsf{fma}\left(dX.u, dY.v, -dX.v \cdot dY.u\right)\right)\right|\\
t_7 := \left\lfloor h\right\rfloor \cdot dY.v\\
t_8 := \left\lfloor w\right\rfloor \cdot dX.u\\
t_9 := t\_8 \cdot t\_8 + t\_0 \cdot t\_0\\
t_10 := \mathsf{max}\left(t\_9, t\_3 \cdot t\_3 + t\_7 \cdot t\_7\right)\\
t_11 := \sqrt{t\_10}\\
t_12 := \frac{t\_11}{\left\lfloor maxAniso\right\rfloor }\\
t_13 := \left|t\_8 \cdot t\_7 - t\_0 \cdot t\_3\right|\\
\mathbf{if}\;\begin{array}{l}
\mathbf{if}\;\frac{t\_10}{t\_13} > \left\lfloor maxAniso\right\rfloor :\\
\;\;\;\;t\_12\\
\mathbf{else}:\\
\;\;\;\;\frac{t\_13}{t\_11}\\
\end{array} \leq 1999999968613499000:\\
\;\;\;\;\log_{2} \begin{array}{l}
\mathbf{if}\;\frac{t\_10}{\left|dX.v \cdot \left(\left\lfloor h\right\rfloor \cdot t\_3\right)\right|} > \left\lfloor maxAniso\right\rfloor :\\
\;\;\;\;t\_12\\
\mathbf{else}:\\
\;\;\;\;\frac{\left|dY.u \cdot \left(\left(\left\lfloor w\right\rfloor \cdot \left\lfloor h\right\rfloor \right) \cdot \left(\frac{dX.u \cdot dY.v}{dY.u} - dX.v\right)\right)\right|}{\sqrt{\mathsf{max}\left(t\_9, t\_4\right)}}\\
\end{array}\\
\mathbf{else}:\\
\;\;\;\;\log_{2} \begin{array}{l}
\mathbf{if}\;\frac{t\_5}{t\_6} > \left\lfloor maxAniso\right\rfloor :\\
\;\;\;\;\frac{\sqrt{t\_5}}{\left\lfloor maxAniso\right\rfloor }\\
\mathbf{else}:\\
\;\;\;\;t\_6 \cdot \sqrt{\frac{1}{t\_5}}\\
\end{array}\\
\end{array}
\end{array}
if (if (>.f32 (/.f32 (fmax.f32 (+.f32 (*.f32 (*.f32 (floor.f32 w) dX.u) (*.f32 (floor.f32 w) dX.u)) (*.f32 (*.f32 (floor.f32 h) dX.v) (*.f32 (floor.f32 h) dX.v))) (+.f32 (*.f32 (*.f32 (floor.f32 w) dY.u) (*.f32 (floor.f32 w) dY.u)) (*.f32 (*.f32 (floor.f32 h) dY.v) (*.f32 (floor.f32 h) dY.v)))) (fabs.f32 (-.f32 (*.f32 (*.f32 (floor.f32 w) dX.u) (*.f32 (floor.f32 h) dY.v)) (*.f32 (*.f32 (floor.f32 h) dX.v) (*.f32 (floor.f32 w) dY.u))))) (floor.f32 maxAniso)) (/.f32 (sqrt.f32 (fmax.f32 (+.f32 (*.f32 (*.f32 (floor.f32 w) dX.u) (*.f32 (floor.f32 w) dX.u)) (*.f32 (*.f32 (floor.f32 h) dX.v) (*.f32 (floor.f32 h) dX.v))) (+.f32 (*.f32 (*.f32 (floor.f32 w) dY.u) (*.f32 (floor.f32 w) dY.u)) (*.f32 (*.f32 (floor.f32 h) dY.v) (*.f32 (floor.f32 h) dY.v))))) (floor.f32 maxAniso)) (/.f32 (fabs.f32 (-.f32 (*.f32 (*.f32 (floor.f32 w) dX.u) (*.f32 (floor.f32 h) dY.v)) (*.f32 (*.f32 (floor.f32 h) dX.v) (*.f32 (floor.f32 w) dY.u)))) (sqrt.f32 (fmax.f32 (+.f32 (*.f32 (*.f32 (floor.f32 w) dX.u) (*.f32 (floor.f32 w) dX.u)) (*.f32 (*.f32 (floor.f32 h) dX.v) (*.f32 (floor.f32 h) dX.v))) (+.f32 (*.f32 (*.f32 (floor.f32 w) dY.u) (*.f32 (floor.f32 w) dY.u)) (*.f32 (*.f32 (floor.f32 h) dY.v) (*.f32 (floor.f32 h) dY.v))))))) < 1.99999997e18Initial program 99.9%
Taylor expanded in dY.u around inf
*-commutativeN/A
lower-*.f32N/A
lower-pow.f32N/A
lower-floor.f32N/A
unpow2N/A
lower-*.f3299.6
Applied rewrites99.6%
Taylor expanded in dX.u around 0
mul-1-negN/A
*-commutativeN/A
distribute-rgt-neg-inN/A
mul-1-negN/A
lower-*.f32N/A
*-commutativeN/A
associate-*l*N/A
*-commutativeN/A
lower-*.f32N/A
lower-floor.f32N/A
*-commutativeN/A
lower-*.f32N/A
lower-floor.f32N/A
mul-1-negN/A
lower-neg.f3298.6
Applied rewrites98.6%
Taylor expanded in dY.u around inf
lower-*.f32N/A
associate-*r*N/A
*-commutativeN/A
associate-/l*N/A
*-commutativeN/A
distribute-lft-out--N/A
unsub-negN/A
mul-1-negN/A
+-commutativeN/A
remove-double-negN/A
mul-1-negN/A
mul-1-negN/A
distribute-neg-inN/A
lower-*.f32N/A
Applied rewrites98.6%
if 1.99999997e18 < (if (>.f32 (/.f32 (fmax.f32 (+.f32 (*.f32 (*.f32 (floor.f32 w) dX.u) (*.f32 (floor.f32 w) dX.u)) (*.f32 (*.f32 (floor.f32 h) dX.v) (*.f32 (floor.f32 h) dX.v))) (+.f32 (*.f32 (*.f32 (floor.f32 w) dY.u) (*.f32 (floor.f32 w) dY.u)) (*.f32 (*.f32 (floor.f32 h) dY.v) (*.f32 (floor.f32 h) dY.v)))) (fabs.f32 (-.f32 (*.f32 (*.f32 (floor.f32 w) dX.u) (*.f32 (floor.f32 h) dY.v)) (*.f32 (*.f32 (floor.f32 h) dX.v) (*.f32 (floor.f32 w) dY.u))))) (floor.f32 maxAniso)) (/.f32 (sqrt.f32 (fmax.f32 (+.f32 (*.f32 (*.f32 (floor.f32 w) dX.u) (*.f32 (floor.f32 w) dX.u)) (*.f32 (*.f32 (floor.f32 h) dX.v) (*.f32 (floor.f32 h) dX.v))) (+.f32 (*.f32 (*.f32 (floor.f32 w) dY.u) (*.f32 (floor.f32 w) dY.u)) (*.f32 (*.f32 (floor.f32 h) dY.v) (*.f32 (floor.f32 h) dY.v))))) (floor.f32 maxAniso)) (/.f32 (fabs.f32 (-.f32 (*.f32 (*.f32 (floor.f32 w) dX.u) (*.f32 (floor.f32 h) dY.v)) (*.f32 (*.f32 (floor.f32 h) dX.v) (*.f32 (floor.f32 w) dY.u)))) (sqrt.f32 (fmax.f32 (+.f32 (*.f32 (*.f32 (floor.f32 w) dX.u) (*.f32 (floor.f32 w) dX.u)) (*.f32 (*.f32 (floor.f32 h) dX.v) (*.f32 (floor.f32 h) dX.v))) (+.f32 (*.f32 (*.f32 (floor.f32 w) dY.u) (*.f32 (floor.f32 w) dY.u)) (*.f32 (*.f32 (floor.f32 h) dY.v) (*.f32 (floor.f32 h) dY.v))))))) Initial program 5.9%
Taylor expanded in w around 0
Applied rewrites18.4%
Taylor expanded in dX.v around 0
Applied rewrites18.8%
Final simplification74.3%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0 (pow (floor w) 2.0))
(t_1 (* dX.u (* dX.u t_0)))
(t_2 (* (floor h) dX.v))
(t_3 (* (floor w) (floor h)))
(t_4 (fabs (* (fma dX.u dY.v (- (* dX.v dY.u))) t_3)))
(t_5 (* (floor w) dY.u))
(t_6 (* t_0 (* dY.u dY.u)))
(t_7 (* (floor h) dY.v))
(t_8 (* (floor w) dX.u))
(t_9 (+ (* t_8 t_8) (* t_2 t_2)))
(t_10 (fmax t_9 (+ (* t_5 t_5) (* t_7 t_7))))
(t_11 (sqrt t_10))
(t_12 (/ t_11 (floor maxAniso)))
(t_13 (fabs (- (* t_8 t_7) (* t_2 t_5))))
(t_14 (pow (floor h) 2.0))
(t_15
(fmax (fma dX.v (* dX.v t_14) t_1) (fma dY.v (* dY.v t_14) t_6))))
(if (<=
(if (> (/ t_10 t_13) (floor maxAniso)) t_12 (/ t_13 t_11))
1999999968613499000.0)
(log2
(if (> (/ t_10 (fabs (* dX.v (* (floor h) t_5)))) (floor maxAniso))
t_12
(/
(fabs (* dY.u (* t_3 (- (/ (* dX.u dY.v) dY.u) dX.v))))
(sqrt (fmax t_9 t_6)))))
(log2
(if (> (/ (fmax t_1 t_6) t_4) (floor maxAniso))
(/ (sqrt t_15) (floor maxAniso))
(* t_4 (sqrt (/ 1.0 t_15))))))))
float code(float w, float h, float dX_46_u, float dX_46_v, float dY_46_u, float dY_46_v, float maxAniso) {
float t_0 = powf(floorf(w), 2.0f);
float t_1 = dX_46_u * (dX_46_u * t_0);
float t_2 = floorf(h) * dX_46_v;
float t_3 = floorf(w) * floorf(h);
float t_4 = fabsf((fmaf(dX_46_u, dY_46_v, -(dX_46_v * dY_46_u)) * t_3));
float t_5 = floorf(w) * dY_46_u;
float t_6 = t_0 * (dY_46_u * dY_46_u);
float t_7 = floorf(h) * dY_46_v;
float t_8 = floorf(w) * dX_46_u;
float t_9 = (t_8 * t_8) + (t_2 * t_2);
float t_10 = fmaxf(t_9, ((t_5 * t_5) + (t_7 * t_7)));
float t_11 = sqrtf(t_10);
float t_12 = t_11 / floorf(maxAniso);
float t_13 = fabsf(((t_8 * t_7) - (t_2 * t_5)));
float t_14 = powf(floorf(h), 2.0f);
float t_15 = fmaxf(fmaf(dX_46_v, (dX_46_v * t_14), t_1), fmaf(dY_46_v, (dY_46_v * t_14), t_6));
float tmp;
if ((t_10 / t_13) > floorf(maxAniso)) {
tmp = t_12;
} else {
tmp = t_13 / t_11;
}
float tmp_2;
if (tmp <= 1999999968613499000.0f) {
float tmp_3;
if ((t_10 / fabsf((dX_46_v * (floorf(h) * t_5)))) > floorf(maxAniso)) {
tmp_3 = t_12;
} else {
tmp_3 = fabsf((dY_46_u * (t_3 * (((dX_46_u * dY_46_v) / dY_46_u) - dX_46_v)))) / sqrtf(fmaxf(t_9, t_6));
}
tmp_2 = log2f(tmp_3);
} else {
float tmp_4;
if ((fmaxf(t_1, t_6) / t_4) > floorf(maxAniso)) {
tmp_4 = sqrtf(t_15) / floorf(maxAniso);
} else {
tmp_4 = t_4 * sqrtf((1.0f / t_15));
}
tmp_2 = log2f(tmp_4);
}
return tmp_2;
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = floor(w) ^ Float32(2.0) t_1 = Float32(dX_46_u * Float32(dX_46_u * t_0)) t_2 = Float32(floor(h) * dX_46_v) t_3 = Float32(floor(w) * floor(h)) t_4 = abs(Float32(fma(dX_46_u, dY_46_v, Float32(-Float32(dX_46_v * dY_46_u))) * t_3)) t_5 = Float32(floor(w) * dY_46_u) t_6 = Float32(t_0 * Float32(dY_46_u * dY_46_u)) t_7 = Float32(floor(h) * dY_46_v) t_8 = Float32(floor(w) * dX_46_u) t_9 = Float32(Float32(t_8 * t_8) + Float32(t_2 * t_2)) t_10 = (t_9 != t_9) ? Float32(Float32(t_5 * t_5) + Float32(t_7 * t_7)) : ((Float32(Float32(t_5 * t_5) + Float32(t_7 * t_7)) != Float32(Float32(t_5 * t_5) + Float32(t_7 * t_7))) ? t_9 : max(t_9, Float32(Float32(t_5 * t_5) + Float32(t_7 * t_7)))) t_11 = sqrt(t_10) t_12 = Float32(t_11 / floor(maxAniso)) t_13 = abs(Float32(Float32(t_8 * t_7) - Float32(t_2 * t_5))) t_14 = floor(h) ^ Float32(2.0) t_15 = (fma(dX_46_v, Float32(dX_46_v * t_14), t_1) != fma(dX_46_v, Float32(dX_46_v * t_14), t_1)) ? fma(dY_46_v, Float32(dY_46_v * t_14), t_6) : ((fma(dY_46_v, Float32(dY_46_v * t_14), t_6) != fma(dY_46_v, Float32(dY_46_v * t_14), t_6)) ? fma(dX_46_v, Float32(dX_46_v * t_14), t_1) : max(fma(dX_46_v, Float32(dX_46_v * t_14), t_1), fma(dY_46_v, Float32(dY_46_v * t_14), t_6))) tmp = Float32(0.0) if (Float32(t_10 / t_13) > floor(maxAniso)) tmp = t_12; else tmp = Float32(t_13 / t_11); end tmp_2 = Float32(0.0) if (tmp <= Float32(1999999968613499000.0)) tmp_3 = Float32(0.0) if (Float32(t_10 / abs(Float32(dX_46_v * Float32(floor(h) * t_5)))) > floor(maxAniso)) tmp_3 = t_12; else tmp_3 = Float32(abs(Float32(dY_46_u * Float32(t_3 * Float32(Float32(Float32(dX_46_u * dY_46_v) / dY_46_u) - dX_46_v)))) / sqrt(((t_9 != t_9) ? t_6 : ((t_6 != t_6) ? t_9 : max(t_9, t_6))))); end tmp_2 = log2(tmp_3); else tmp_4 = Float32(0.0) if (Float32(((t_1 != t_1) ? t_6 : ((t_6 != t_6) ? t_1 : max(t_1, t_6))) / t_4) > floor(maxAniso)) tmp_4 = Float32(sqrt(t_15) / floor(maxAniso)); else tmp_4 = Float32(t_4 * sqrt(Float32(Float32(1.0) / t_15))); end tmp_2 = log2(tmp_4); end return tmp_2 end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := {\left(\left\lfloor w\right\rfloor \right)}^{2}\\
t_1 := dX.u \cdot \left(dX.u \cdot t\_0\right)\\
t_2 := \left\lfloor h\right\rfloor \cdot dX.v\\
t_3 := \left\lfloor w\right\rfloor \cdot \left\lfloor h\right\rfloor \\
t_4 := \left|\mathsf{fma}\left(dX.u, dY.v, -dX.v \cdot dY.u\right) \cdot t\_3\right|\\
t_5 := \left\lfloor w\right\rfloor \cdot dY.u\\
t_6 := t\_0 \cdot \left(dY.u \cdot dY.u\right)\\
t_7 := \left\lfloor h\right\rfloor \cdot dY.v\\
t_8 := \left\lfloor w\right\rfloor \cdot dX.u\\
t_9 := t\_8 \cdot t\_8 + t\_2 \cdot t\_2\\
t_10 := \mathsf{max}\left(t\_9, t\_5 \cdot t\_5 + t\_7 \cdot t\_7\right)\\
t_11 := \sqrt{t\_10}\\
t_12 := \frac{t\_11}{\left\lfloor maxAniso\right\rfloor }\\
t_13 := \left|t\_8 \cdot t\_7 - t\_2 \cdot t\_5\right|\\
t_14 := {\left(\left\lfloor h\right\rfloor \right)}^{2}\\
t_15 := \mathsf{max}\left(\mathsf{fma}\left(dX.v, dX.v \cdot t\_14, t\_1\right), \mathsf{fma}\left(dY.v, dY.v \cdot t\_14, t\_6\right)\right)\\
\mathbf{if}\;\begin{array}{l}
\mathbf{if}\;\frac{t\_10}{t\_13} > \left\lfloor maxAniso\right\rfloor :\\
\;\;\;\;t\_12\\
\mathbf{else}:\\
\;\;\;\;\frac{t\_13}{t\_11}\\
\end{array} \leq 1999999968613499000:\\
\;\;\;\;\log_{2} \begin{array}{l}
\mathbf{if}\;\frac{t\_10}{\left|dX.v \cdot \left(\left\lfloor h\right\rfloor \cdot t\_5\right)\right|} > \left\lfloor maxAniso\right\rfloor :\\
\;\;\;\;t\_12\\
\mathbf{else}:\\
\;\;\;\;\frac{\left|dY.u \cdot \left(t\_3 \cdot \left(\frac{dX.u \cdot dY.v}{dY.u} - dX.v\right)\right)\right|}{\sqrt{\mathsf{max}\left(t\_9, t\_6\right)}}\\
\end{array}\\
\mathbf{else}:\\
\;\;\;\;\log_{2} \begin{array}{l}
\mathbf{if}\;\frac{\mathsf{max}\left(t\_1, t\_6\right)}{t\_4} > \left\lfloor maxAniso\right\rfloor :\\
\;\;\;\;\frac{\sqrt{t\_15}}{\left\lfloor maxAniso\right\rfloor }\\
\mathbf{else}:\\
\;\;\;\;t\_4 \cdot \sqrt{\frac{1}{t\_15}}\\
\end{array}\\
\end{array}
\end{array}
if (if (>.f32 (/.f32 (fmax.f32 (+.f32 (*.f32 (*.f32 (floor.f32 w) dX.u) (*.f32 (floor.f32 w) dX.u)) (*.f32 (*.f32 (floor.f32 h) dX.v) (*.f32 (floor.f32 h) dX.v))) (+.f32 (*.f32 (*.f32 (floor.f32 w) dY.u) (*.f32 (floor.f32 w) dY.u)) (*.f32 (*.f32 (floor.f32 h) dY.v) (*.f32 (floor.f32 h) dY.v)))) (fabs.f32 (-.f32 (*.f32 (*.f32 (floor.f32 w) dX.u) (*.f32 (floor.f32 h) dY.v)) (*.f32 (*.f32 (floor.f32 h) dX.v) (*.f32 (floor.f32 w) dY.u))))) (floor.f32 maxAniso)) (/.f32 (sqrt.f32 (fmax.f32 (+.f32 (*.f32 (*.f32 (floor.f32 w) dX.u) (*.f32 (floor.f32 w) dX.u)) (*.f32 (*.f32 (floor.f32 h) dX.v) (*.f32 (floor.f32 h) dX.v))) (+.f32 (*.f32 (*.f32 (floor.f32 w) dY.u) (*.f32 (floor.f32 w) dY.u)) (*.f32 (*.f32 (floor.f32 h) dY.v) (*.f32 (floor.f32 h) dY.v))))) (floor.f32 maxAniso)) (/.f32 (fabs.f32 (-.f32 (*.f32 (*.f32 (floor.f32 w) dX.u) (*.f32 (floor.f32 h) dY.v)) (*.f32 (*.f32 (floor.f32 h) dX.v) (*.f32 (floor.f32 w) dY.u)))) (sqrt.f32 (fmax.f32 (+.f32 (*.f32 (*.f32 (floor.f32 w) dX.u) (*.f32 (floor.f32 w) dX.u)) (*.f32 (*.f32 (floor.f32 h) dX.v) (*.f32 (floor.f32 h) dX.v))) (+.f32 (*.f32 (*.f32 (floor.f32 w) dY.u) (*.f32 (floor.f32 w) dY.u)) (*.f32 (*.f32 (floor.f32 h) dY.v) (*.f32 (floor.f32 h) dY.v))))))) < 1.99999997e18Initial program 99.9%
Taylor expanded in dY.u around inf
*-commutativeN/A
lower-*.f32N/A
lower-pow.f32N/A
lower-floor.f32N/A
unpow2N/A
lower-*.f3299.6
Applied rewrites99.6%
Taylor expanded in dX.u around 0
mul-1-negN/A
*-commutativeN/A
distribute-rgt-neg-inN/A
mul-1-negN/A
lower-*.f32N/A
*-commutativeN/A
associate-*l*N/A
*-commutativeN/A
lower-*.f32N/A
lower-floor.f32N/A
*-commutativeN/A
lower-*.f32N/A
lower-floor.f32N/A
mul-1-negN/A
lower-neg.f3298.6
Applied rewrites98.6%
Taylor expanded in dY.u around inf
lower-*.f32N/A
associate-*r*N/A
*-commutativeN/A
associate-/l*N/A
*-commutativeN/A
distribute-lft-out--N/A
unsub-negN/A
mul-1-negN/A
+-commutativeN/A
remove-double-negN/A
mul-1-negN/A
mul-1-negN/A
distribute-neg-inN/A
lower-*.f32N/A
Applied rewrites98.6%
if 1.99999997e18 < (if (>.f32 (/.f32 (fmax.f32 (+.f32 (*.f32 (*.f32 (floor.f32 w) dX.u) (*.f32 (floor.f32 w) dX.u)) (*.f32 (*.f32 (floor.f32 h) dX.v) (*.f32 (floor.f32 h) dX.v))) (+.f32 (*.f32 (*.f32 (floor.f32 w) dY.u) (*.f32 (floor.f32 w) dY.u)) (*.f32 (*.f32 (floor.f32 h) dY.v) (*.f32 (floor.f32 h) dY.v)))) (fabs.f32 (-.f32 (*.f32 (*.f32 (floor.f32 w) dX.u) (*.f32 (floor.f32 h) dY.v)) (*.f32 (*.f32 (floor.f32 h) dX.v) (*.f32 (floor.f32 w) dY.u))))) (floor.f32 maxAniso)) (/.f32 (sqrt.f32 (fmax.f32 (+.f32 (*.f32 (*.f32 (floor.f32 w) dX.u) (*.f32 (floor.f32 w) dX.u)) (*.f32 (*.f32 (floor.f32 h) dX.v) (*.f32 (floor.f32 h) dX.v))) (+.f32 (*.f32 (*.f32 (floor.f32 w) dY.u) (*.f32 (floor.f32 w) dY.u)) (*.f32 (*.f32 (floor.f32 h) dY.v) (*.f32 (floor.f32 h) dY.v))))) (floor.f32 maxAniso)) (/.f32 (fabs.f32 (-.f32 (*.f32 (*.f32 (floor.f32 w) dX.u) (*.f32 (floor.f32 h) dY.v)) (*.f32 (*.f32 (floor.f32 h) dX.v) (*.f32 (floor.f32 w) dY.u)))) (sqrt.f32 (fmax.f32 (+.f32 (*.f32 (*.f32 (floor.f32 w) dX.u) (*.f32 (floor.f32 w) dX.u)) (*.f32 (*.f32 (floor.f32 h) dX.v) (*.f32 (floor.f32 h) dX.v))) (+.f32 (*.f32 (*.f32 (floor.f32 w) dY.u) (*.f32 (floor.f32 w) dY.u)) (*.f32 (*.f32 (floor.f32 h) dY.v) (*.f32 (floor.f32 h) dY.v))))))) Initial program 5.9%
Taylor expanded in w around 0
Applied rewrites18.4%
Taylor expanded in dX.v around 0
*-commutativeN/A
lower-*.f32N/A
lower-pow.f32N/A
lower-floor.f32N/A
unpow2N/A
lower-*.f3218.3
Applied rewrites18.3%
Taylor expanded in dY.v around 0
unpow2N/A
associate-*l*N/A
lower-*.f32N/A
lower-*.f32N/A
lower-pow.f32N/A
lower-floor.f3213.3
Applied rewrites13.3%
Taylor expanded in w around 0
Applied rewrites13.3%
Final simplification73.1%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0
(fabs (* (fma dX.u dY.v (- (* dX.v dY.u))) (* (floor w) (floor h)))))
(t_1
(fabs (* (floor h) (* (floor w) (fma dX.v (- dY.u) (* dX.u dY.v))))))
(t_2 (* (floor w) dY.u))
(t_3 (pow t_2 2.0))
(t_4 (* (floor h) dY.v))
(t_5 (* (floor h) dX.v))
(t_6 (pow (floor h) 2.0))
(t_7 (* dX.v t_6))
(t_8 (pow (floor w) 2.0))
(t_9 (* t_8 (* dX.u dX.u)))
(t_10 (fma dY.v (* dY.v t_6) (* t_8 (* dY.u dY.u))))
(t_11 (* (floor w) dX.u))
(t_12 (fmax (+ (* t_11 t_11) (* t_5 t_5)) (+ (* t_2 t_2) (* t_4 t_4))))
(t_13 (sqrt t_12))
(t_14 (pow t_11 2.0))
(t_15 (sqrt (fmax (+ t_14 (pow t_5 2.0)) (+ t_3 (pow t_4 2.0)))))
(t_16 (fabs (- (* t_11 t_4) (* t_5 t_2)))))
(if (<=
(if (> (/ t_12 t_16) (floor maxAniso))
(/ t_13 (floor maxAniso))
(/ t_16 t_13))
499999992153374700.0)
(log2
(if (> (/ (fmax t_14 t_3) t_0) (floor maxAniso))
(/ t_15 (floor maxAniso))
(/ t_0 t_15)))
(log2
(if (> (/ (fmax t_9 (* dY.u (* dY.u t_8))) t_1) (floor maxAniso))
(/ (sqrt (fmax (* dX.v t_7) t_10)) (floor maxAniso))
(* (sqrt (/ 1.0 (fmax (fma dX.v t_7 t_9) t_10))) t_1))))))
float code(float w, float h, float dX_46_u, float dX_46_v, float dY_46_u, float dY_46_v, float maxAniso) {
float t_0 = fabsf((fmaf(dX_46_u, dY_46_v, -(dX_46_v * dY_46_u)) * (floorf(w) * floorf(h))));
float t_1 = fabsf((floorf(h) * (floorf(w) * fmaf(dX_46_v, -dY_46_u, (dX_46_u * dY_46_v)))));
float t_2 = floorf(w) * dY_46_u;
float t_3 = powf(t_2, 2.0f);
float t_4 = floorf(h) * dY_46_v;
float t_5 = floorf(h) * dX_46_v;
float t_6 = powf(floorf(h), 2.0f);
float t_7 = dX_46_v * t_6;
float t_8 = powf(floorf(w), 2.0f);
float t_9 = t_8 * (dX_46_u * dX_46_u);
float t_10 = fmaf(dY_46_v, (dY_46_v * t_6), (t_8 * (dY_46_u * dY_46_u)));
float t_11 = floorf(w) * dX_46_u;
float t_12 = fmaxf(((t_11 * t_11) + (t_5 * t_5)), ((t_2 * t_2) + (t_4 * t_4)));
float t_13 = sqrtf(t_12);
float t_14 = powf(t_11, 2.0f);
float t_15 = sqrtf(fmaxf((t_14 + powf(t_5, 2.0f)), (t_3 + powf(t_4, 2.0f))));
float t_16 = fabsf(((t_11 * t_4) - (t_5 * t_2)));
float tmp;
if ((t_12 / t_16) > floorf(maxAniso)) {
tmp = t_13 / floorf(maxAniso);
} else {
tmp = t_16 / t_13;
}
float tmp_2;
if (tmp <= 499999992153374700.0f) {
float tmp_3;
if ((fmaxf(t_14, t_3) / t_0) > floorf(maxAniso)) {
tmp_3 = t_15 / floorf(maxAniso);
} else {
tmp_3 = t_0 / t_15;
}
tmp_2 = log2f(tmp_3);
} else {
float tmp_4;
if ((fmaxf(t_9, (dY_46_u * (dY_46_u * t_8))) / t_1) > floorf(maxAniso)) {
tmp_4 = sqrtf(fmaxf((dX_46_v * t_7), t_10)) / floorf(maxAniso);
} else {
tmp_4 = sqrtf((1.0f / fmaxf(fmaf(dX_46_v, t_7, t_9), t_10))) * t_1;
}
tmp_2 = log2f(tmp_4);
}
return tmp_2;
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = abs(Float32(fma(dX_46_u, dY_46_v, Float32(-Float32(dX_46_v * dY_46_u))) * Float32(floor(w) * floor(h)))) t_1 = abs(Float32(floor(h) * Float32(floor(w) * fma(dX_46_v, Float32(-dY_46_u), Float32(dX_46_u * dY_46_v))))) t_2 = Float32(floor(w) * dY_46_u) t_3 = t_2 ^ Float32(2.0) t_4 = Float32(floor(h) * dY_46_v) t_5 = Float32(floor(h) * dX_46_v) t_6 = floor(h) ^ Float32(2.0) t_7 = Float32(dX_46_v * t_6) t_8 = floor(w) ^ Float32(2.0) t_9 = Float32(t_8 * Float32(dX_46_u * dX_46_u)) t_10 = fma(dY_46_v, Float32(dY_46_v * t_6), Float32(t_8 * Float32(dY_46_u * dY_46_u))) t_11 = Float32(floor(w) * dX_46_u) t_12 = (Float32(Float32(t_11 * t_11) + Float32(t_5 * t_5)) != Float32(Float32(t_11 * t_11) + Float32(t_5 * t_5))) ? Float32(Float32(t_2 * t_2) + Float32(t_4 * t_4)) : ((Float32(Float32(t_2 * t_2) + Float32(t_4 * t_4)) != Float32(Float32(t_2 * t_2) + Float32(t_4 * t_4))) ? Float32(Float32(t_11 * t_11) + Float32(t_5 * t_5)) : max(Float32(Float32(t_11 * t_11) + Float32(t_5 * t_5)), Float32(Float32(t_2 * t_2) + Float32(t_4 * t_4)))) t_13 = sqrt(t_12) t_14 = t_11 ^ Float32(2.0) t_15 = sqrt(((Float32(t_14 + (t_5 ^ Float32(2.0))) != Float32(t_14 + (t_5 ^ Float32(2.0)))) ? Float32(t_3 + (t_4 ^ Float32(2.0))) : ((Float32(t_3 + (t_4 ^ Float32(2.0))) != Float32(t_3 + (t_4 ^ Float32(2.0)))) ? Float32(t_14 + (t_5 ^ Float32(2.0))) : max(Float32(t_14 + (t_5 ^ Float32(2.0))), Float32(t_3 + (t_4 ^ Float32(2.0))))))) t_16 = abs(Float32(Float32(t_11 * t_4) - Float32(t_5 * t_2))) tmp = Float32(0.0) if (Float32(t_12 / t_16) > floor(maxAniso)) tmp = Float32(t_13 / floor(maxAniso)); else tmp = Float32(t_16 / t_13); end tmp_2 = Float32(0.0) if (tmp <= Float32(499999992153374700.0)) tmp_3 = Float32(0.0) if (Float32(((t_14 != t_14) ? t_3 : ((t_3 != t_3) ? t_14 : max(t_14, t_3))) / t_0) > floor(maxAniso)) tmp_3 = Float32(t_15 / floor(maxAniso)); else tmp_3 = Float32(t_0 / t_15); end tmp_2 = log2(tmp_3); else tmp_4 = Float32(0.0) if (Float32(((t_9 != t_9) ? Float32(dY_46_u * Float32(dY_46_u * t_8)) : ((Float32(dY_46_u * Float32(dY_46_u * t_8)) != Float32(dY_46_u * Float32(dY_46_u * t_8))) ? t_9 : max(t_9, Float32(dY_46_u * Float32(dY_46_u * t_8))))) / t_1) > floor(maxAniso)) tmp_4 = Float32(sqrt(((Float32(dX_46_v * t_7) != Float32(dX_46_v * t_7)) ? t_10 : ((t_10 != t_10) ? Float32(dX_46_v * t_7) : max(Float32(dX_46_v * t_7), t_10)))) / floor(maxAniso)); else tmp_4 = Float32(sqrt(Float32(Float32(1.0) / ((fma(dX_46_v, t_7, t_9) != fma(dX_46_v, t_7, t_9)) ? t_10 : ((t_10 != t_10) ? fma(dX_46_v, t_7, t_9) : max(fma(dX_46_v, t_7, t_9), t_10))))) * t_1); end tmp_2 = log2(tmp_4); end return tmp_2 end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left|\mathsf{fma}\left(dX.u, dY.v, -dX.v \cdot dY.u\right) \cdot \left(\left\lfloor w\right\rfloor \cdot \left\lfloor h\right\rfloor \right)\right|\\
t_1 := \left|\left\lfloor h\right\rfloor \cdot \left(\left\lfloor w\right\rfloor \cdot \mathsf{fma}\left(dX.v, -dY.u, dX.u \cdot dY.v\right)\right)\right|\\
t_2 := \left\lfloor w\right\rfloor \cdot dY.u\\
t_3 := {t\_2}^{2}\\
t_4 := \left\lfloor h\right\rfloor \cdot dY.v\\
t_5 := \left\lfloor h\right\rfloor \cdot dX.v\\
t_6 := {\left(\left\lfloor h\right\rfloor \right)}^{2}\\
t_7 := dX.v \cdot t\_6\\
t_8 := {\left(\left\lfloor w\right\rfloor \right)}^{2}\\
t_9 := t\_8 \cdot \left(dX.u \cdot dX.u\right)\\
t_10 := \mathsf{fma}\left(dY.v, dY.v \cdot t\_6, t\_8 \cdot \left(dY.u \cdot dY.u\right)\right)\\
t_11 := \left\lfloor w\right\rfloor \cdot dX.u\\
t_12 := \mathsf{max}\left(t\_11 \cdot t\_11 + t\_5 \cdot t\_5, t\_2 \cdot t\_2 + t\_4 \cdot t\_4\right)\\
t_13 := \sqrt{t\_12}\\
t_14 := {t\_11}^{2}\\
t_15 := \sqrt{\mathsf{max}\left(t\_14 + {t\_5}^{2}, t\_3 + {t\_4}^{2}\right)}\\
t_16 := \left|t\_11 \cdot t\_4 - t\_5 \cdot t\_2\right|\\
\mathbf{if}\;\begin{array}{l}
\mathbf{if}\;\frac{t\_12}{t\_16} > \left\lfloor maxAniso\right\rfloor :\\
\;\;\;\;\frac{t\_13}{\left\lfloor maxAniso\right\rfloor }\\
\mathbf{else}:\\
\;\;\;\;\frac{t\_16}{t\_13}\\
\end{array} \leq 499999992153374700:\\
\;\;\;\;\log_{2} \begin{array}{l}
\mathbf{if}\;\frac{\mathsf{max}\left(t\_14, t\_3\right)}{t\_0} > \left\lfloor maxAniso\right\rfloor :\\
\;\;\;\;\frac{t\_15}{\left\lfloor maxAniso\right\rfloor }\\
\mathbf{else}:\\
\;\;\;\;\frac{t\_0}{t\_15}\\
\end{array}\\
\mathbf{else}:\\
\;\;\;\;\log_{2} \begin{array}{l}
\mathbf{if}\;\frac{\mathsf{max}\left(t\_9, dY.u \cdot \left(dY.u \cdot t\_8\right)\right)}{t\_1} > \left\lfloor maxAniso\right\rfloor :\\
\;\;\;\;\frac{\sqrt{\mathsf{max}\left(dX.v \cdot t\_7, t\_10\right)}}{\left\lfloor maxAniso\right\rfloor }\\
\mathbf{else}:\\
\;\;\;\;\sqrt{\frac{1}{\mathsf{max}\left(\mathsf{fma}\left(dX.v, t\_7, t\_9\right), t\_10\right)}} \cdot t\_1\\
\end{array}\\
\end{array}
\end{array}
if (if (>.f32 (/.f32 (fmax.f32 (+.f32 (*.f32 (*.f32 (floor.f32 w) dX.u) (*.f32 (floor.f32 w) dX.u)) (*.f32 (*.f32 (floor.f32 h) dX.v) (*.f32 (floor.f32 h) dX.v))) (+.f32 (*.f32 (*.f32 (floor.f32 w) dY.u) (*.f32 (floor.f32 w) dY.u)) (*.f32 (*.f32 (floor.f32 h) dY.v) (*.f32 (floor.f32 h) dY.v)))) (fabs.f32 (-.f32 (*.f32 (*.f32 (floor.f32 w) dX.u) (*.f32 (floor.f32 h) dY.v)) (*.f32 (*.f32 (floor.f32 h) dX.v) (*.f32 (floor.f32 w) dY.u))))) (floor.f32 maxAniso)) (/.f32 (sqrt.f32 (fmax.f32 (+.f32 (*.f32 (*.f32 (floor.f32 w) dX.u) (*.f32 (floor.f32 w) dX.u)) (*.f32 (*.f32 (floor.f32 h) dX.v) (*.f32 (floor.f32 h) dX.v))) (+.f32 (*.f32 (*.f32 (floor.f32 w) dY.u) (*.f32 (floor.f32 w) dY.u)) (*.f32 (*.f32 (floor.f32 h) dY.v) (*.f32 (floor.f32 h) dY.v))))) (floor.f32 maxAniso)) (/.f32 (fabs.f32 (-.f32 (*.f32 (*.f32 (floor.f32 w) dX.u) (*.f32 (floor.f32 h) dY.v)) (*.f32 (*.f32 (floor.f32 h) dX.v) (*.f32 (floor.f32 w) dY.u)))) (sqrt.f32 (fmax.f32 (+.f32 (*.f32 (*.f32 (floor.f32 w) dX.u) (*.f32 (floor.f32 w) dX.u)) (*.f32 (*.f32 (floor.f32 h) dX.v) (*.f32 (floor.f32 h) dX.v))) (+.f32 (*.f32 (*.f32 (floor.f32 w) dY.u) (*.f32 (floor.f32 w) dY.u)) (*.f32 (*.f32 (floor.f32 h) dY.v) (*.f32 (floor.f32 h) dY.v))))))) < 4.99999992e17Initial program 99.9%
Taylor expanded in w around 0
Applied rewrites16.5%
Taylor expanded in dX.v around 0
*-commutativeN/A
lower-*.f32N/A
lower-pow.f32N/A
lower-floor.f32N/A
unpow2N/A
lower-*.f3231.5
Applied rewrites31.5%
Taylor expanded in dY.v around 0
unpow2N/A
associate-*l*N/A
lower-*.f32N/A
lower-*.f32N/A
lower-pow.f32N/A
lower-floor.f3213.7
Applied rewrites13.7%
Applied rewrites73.0%
if 4.99999992e17 < (if (>.f32 (/.f32 (fmax.f32 (+.f32 (*.f32 (*.f32 (floor.f32 w) dX.u) (*.f32 (floor.f32 w) dX.u)) (*.f32 (*.f32 (floor.f32 h) dX.v) (*.f32 (floor.f32 h) dX.v))) (+.f32 (*.f32 (*.f32 (floor.f32 w) dY.u) (*.f32 (floor.f32 w) dY.u)) (*.f32 (*.f32 (floor.f32 h) dY.v) (*.f32 (floor.f32 h) dY.v)))) (fabs.f32 (-.f32 (*.f32 (*.f32 (floor.f32 w) dX.u) (*.f32 (floor.f32 h) dY.v)) (*.f32 (*.f32 (floor.f32 h) dX.v) (*.f32 (floor.f32 w) dY.u))))) (floor.f32 maxAniso)) (/.f32 (sqrt.f32 (fmax.f32 (+.f32 (*.f32 (*.f32 (floor.f32 w) dX.u) (*.f32 (floor.f32 w) dX.u)) (*.f32 (*.f32 (floor.f32 h) dX.v) (*.f32 (floor.f32 h) dX.v))) (+.f32 (*.f32 (*.f32 (floor.f32 w) dY.u) (*.f32 (floor.f32 w) dY.u)) (*.f32 (*.f32 (floor.f32 h) dY.v) (*.f32 (floor.f32 h) dY.v))))) (floor.f32 maxAniso)) (/.f32 (fabs.f32 (-.f32 (*.f32 (*.f32 (floor.f32 w) dX.u) (*.f32 (floor.f32 h) dY.v)) (*.f32 (*.f32 (floor.f32 h) dX.v) (*.f32 (floor.f32 w) dY.u)))) (sqrt.f32 (fmax.f32 (+.f32 (*.f32 (*.f32 (floor.f32 w) dX.u) (*.f32 (floor.f32 w) dX.u)) (*.f32 (*.f32 (floor.f32 h) dX.v) (*.f32 (floor.f32 h) dX.v))) (+.f32 (*.f32 (*.f32 (floor.f32 w) dY.u) (*.f32 (floor.f32 w) dY.u)) (*.f32 (*.f32 (floor.f32 h) dY.v) (*.f32 (floor.f32 h) dY.v))))))) Initial program 12.7%
Taylor expanded in w around 0
Applied rewrites19.2%
Taylor expanded in dX.v around 0
*-commutativeN/A
lower-*.f32N/A
lower-pow.f32N/A
lower-floor.f32N/A
unpow2N/A
lower-*.f3219.0
Applied rewrites19.0%
Taylor expanded in dY.v around 0
unpow2N/A
associate-*l*N/A
lower-*.f32N/A
lower-*.f32N/A
lower-pow.f32N/A
lower-floor.f3213.2
Applied rewrites13.2%
Taylor expanded in dX.v around inf
unpow2N/A
associate-*l*N/A
*-commutativeN/A
lower-*.f32N/A
*-commutativeN/A
lower-*.f32N/A
lower-pow.f32N/A
lower-floor.f3218.8
Applied rewrites18.8%
Final simplification55.4%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0
(fabs (* (fma dX.u dY.v (- (* dX.v dY.u))) (* (floor w) (floor h)))))
(t_1 (* (floor w) dY.u))
(t_2 (pow t_1 2.0))
(t_3 (* (floor h) dY.v))
(t_4 (* (floor h) dX.v))
(t_5 (pow (floor w) 2.0))
(t_6 (* t_5 (* dY.u dY.u)))
(t_7 (* dX.u (* dX.u t_5)))
(t_8 (pow (floor h) 2.0))
(t_9 (fmax (fma dX.v (* dX.v t_8) t_7) (fma dY.v (* dY.v t_8) t_6)))
(t_10 (* (floor w) dX.u))
(t_11 (fmax (+ (* t_10 t_10) (* t_4 t_4)) (+ (* t_1 t_1) (* t_3 t_3))))
(t_12 (sqrt t_11))
(t_13 (pow t_10 2.0))
(t_14 (sqrt (fmax (+ t_13 (pow t_4 2.0)) (+ t_2 (pow t_3 2.0)))))
(t_15 (fabs (- (* t_10 t_3) (* t_4 t_1)))))
(if (<=
(if (> (/ t_11 t_15) (floor maxAniso))
(/ t_12 (floor maxAniso))
(/ t_15 t_12))
1999999968613499000.0)
(log2
(if (> (/ (fmax t_13 t_2) t_0) (floor maxAniso))
(/ t_14 (floor maxAniso))
(/ t_0 t_14)))
(log2
(if (> (/ (fmax t_7 t_6) t_0) (floor maxAniso))
(/ (sqrt t_9) (floor maxAniso))
(* t_0 (sqrt (/ 1.0 t_9))))))))
float code(float w, float h, float dX_46_u, float dX_46_v, float dY_46_u, float dY_46_v, float maxAniso) {
float t_0 = fabsf((fmaf(dX_46_u, dY_46_v, -(dX_46_v * dY_46_u)) * (floorf(w) * floorf(h))));
float t_1 = floorf(w) * dY_46_u;
float t_2 = powf(t_1, 2.0f);
float t_3 = floorf(h) * dY_46_v;
float t_4 = floorf(h) * dX_46_v;
float t_5 = powf(floorf(w), 2.0f);
float t_6 = t_5 * (dY_46_u * dY_46_u);
float t_7 = dX_46_u * (dX_46_u * t_5);
float t_8 = powf(floorf(h), 2.0f);
float t_9 = fmaxf(fmaf(dX_46_v, (dX_46_v * t_8), t_7), fmaf(dY_46_v, (dY_46_v * t_8), t_6));
float t_10 = floorf(w) * dX_46_u;
float t_11 = fmaxf(((t_10 * t_10) + (t_4 * t_4)), ((t_1 * t_1) + (t_3 * t_3)));
float t_12 = sqrtf(t_11);
float t_13 = powf(t_10, 2.0f);
float t_14 = sqrtf(fmaxf((t_13 + powf(t_4, 2.0f)), (t_2 + powf(t_3, 2.0f))));
float t_15 = fabsf(((t_10 * t_3) - (t_4 * t_1)));
float tmp;
if ((t_11 / t_15) > floorf(maxAniso)) {
tmp = t_12 / floorf(maxAniso);
} else {
tmp = t_15 / t_12;
}
float tmp_2;
if (tmp <= 1999999968613499000.0f) {
float tmp_3;
if ((fmaxf(t_13, t_2) / t_0) > floorf(maxAniso)) {
tmp_3 = t_14 / floorf(maxAniso);
} else {
tmp_3 = t_0 / t_14;
}
tmp_2 = log2f(tmp_3);
} else {
float tmp_4;
if ((fmaxf(t_7, t_6) / t_0) > floorf(maxAniso)) {
tmp_4 = sqrtf(t_9) / floorf(maxAniso);
} else {
tmp_4 = t_0 * sqrtf((1.0f / t_9));
}
tmp_2 = log2f(tmp_4);
}
return tmp_2;
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = abs(Float32(fma(dX_46_u, dY_46_v, Float32(-Float32(dX_46_v * dY_46_u))) * Float32(floor(w) * floor(h)))) t_1 = Float32(floor(w) * dY_46_u) t_2 = t_1 ^ Float32(2.0) t_3 = Float32(floor(h) * dY_46_v) t_4 = Float32(floor(h) * dX_46_v) t_5 = floor(w) ^ Float32(2.0) t_6 = Float32(t_5 * Float32(dY_46_u * dY_46_u)) t_7 = Float32(dX_46_u * Float32(dX_46_u * t_5)) t_8 = floor(h) ^ Float32(2.0) t_9 = (fma(dX_46_v, Float32(dX_46_v * t_8), t_7) != fma(dX_46_v, Float32(dX_46_v * t_8), t_7)) ? fma(dY_46_v, Float32(dY_46_v * t_8), t_6) : ((fma(dY_46_v, Float32(dY_46_v * t_8), t_6) != fma(dY_46_v, Float32(dY_46_v * t_8), t_6)) ? fma(dX_46_v, Float32(dX_46_v * t_8), t_7) : max(fma(dX_46_v, Float32(dX_46_v * t_8), t_7), fma(dY_46_v, Float32(dY_46_v * t_8), t_6))) t_10 = Float32(floor(w) * dX_46_u) t_11 = (Float32(Float32(t_10 * t_10) + Float32(t_4 * t_4)) != Float32(Float32(t_10 * t_10) + Float32(t_4 * t_4))) ? Float32(Float32(t_1 * t_1) + Float32(t_3 * t_3)) : ((Float32(Float32(t_1 * t_1) + Float32(t_3 * t_3)) != Float32(Float32(t_1 * t_1) + Float32(t_3 * t_3))) ? Float32(Float32(t_10 * t_10) + Float32(t_4 * t_4)) : max(Float32(Float32(t_10 * t_10) + Float32(t_4 * t_4)), Float32(Float32(t_1 * t_1) + Float32(t_3 * t_3)))) t_12 = sqrt(t_11) t_13 = t_10 ^ Float32(2.0) t_14 = sqrt(((Float32(t_13 + (t_4 ^ Float32(2.0))) != Float32(t_13 + (t_4 ^ Float32(2.0)))) ? Float32(t_2 + (t_3 ^ Float32(2.0))) : ((Float32(t_2 + (t_3 ^ Float32(2.0))) != Float32(t_2 + (t_3 ^ Float32(2.0)))) ? Float32(t_13 + (t_4 ^ Float32(2.0))) : max(Float32(t_13 + (t_4 ^ Float32(2.0))), Float32(t_2 + (t_3 ^ Float32(2.0))))))) t_15 = abs(Float32(Float32(t_10 * t_3) - Float32(t_4 * t_1))) tmp = Float32(0.0) if (Float32(t_11 / t_15) > floor(maxAniso)) tmp = Float32(t_12 / floor(maxAniso)); else tmp = Float32(t_15 / t_12); end tmp_2 = Float32(0.0) if (tmp <= Float32(1999999968613499000.0)) tmp_3 = Float32(0.0) if (Float32(((t_13 != t_13) ? t_2 : ((t_2 != t_2) ? t_13 : max(t_13, t_2))) / t_0) > floor(maxAniso)) tmp_3 = Float32(t_14 / floor(maxAniso)); else tmp_3 = Float32(t_0 / t_14); end tmp_2 = log2(tmp_3); else tmp_4 = Float32(0.0) if (Float32(((t_7 != t_7) ? t_6 : ((t_6 != t_6) ? t_7 : max(t_7, t_6))) / t_0) > floor(maxAniso)) tmp_4 = Float32(sqrt(t_9) / floor(maxAniso)); else tmp_4 = Float32(t_0 * sqrt(Float32(Float32(1.0) / t_9))); end tmp_2 = log2(tmp_4); end return tmp_2 end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left|\mathsf{fma}\left(dX.u, dY.v, -dX.v \cdot dY.u\right) \cdot \left(\left\lfloor w\right\rfloor \cdot \left\lfloor h\right\rfloor \right)\right|\\
t_1 := \left\lfloor w\right\rfloor \cdot dY.u\\
t_2 := {t\_1}^{2}\\
t_3 := \left\lfloor h\right\rfloor \cdot dY.v\\
t_4 := \left\lfloor h\right\rfloor \cdot dX.v\\
t_5 := {\left(\left\lfloor w\right\rfloor \right)}^{2}\\
t_6 := t\_5 \cdot \left(dY.u \cdot dY.u\right)\\
t_7 := dX.u \cdot \left(dX.u \cdot t\_5\right)\\
t_8 := {\left(\left\lfloor h\right\rfloor \right)}^{2}\\
t_9 := \mathsf{max}\left(\mathsf{fma}\left(dX.v, dX.v \cdot t\_8, t\_7\right), \mathsf{fma}\left(dY.v, dY.v \cdot t\_8, t\_6\right)\right)\\
t_10 := \left\lfloor w\right\rfloor \cdot dX.u\\
t_11 := \mathsf{max}\left(t\_10 \cdot t\_10 + t\_4 \cdot t\_4, t\_1 \cdot t\_1 + t\_3 \cdot t\_3\right)\\
t_12 := \sqrt{t\_11}\\
t_13 := {t\_10}^{2}\\
t_14 := \sqrt{\mathsf{max}\left(t\_13 + {t\_4}^{2}, t\_2 + {t\_3}^{2}\right)}\\
t_15 := \left|t\_10 \cdot t\_3 - t\_4 \cdot t\_1\right|\\
\mathbf{if}\;\begin{array}{l}
\mathbf{if}\;\frac{t\_11}{t\_15} > \left\lfloor maxAniso\right\rfloor :\\
\;\;\;\;\frac{t\_12}{\left\lfloor maxAniso\right\rfloor }\\
\mathbf{else}:\\
\;\;\;\;\frac{t\_15}{t\_12}\\
\end{array} \leq 1999999968613499000:\\
\;\;\;\;\log_{2} \begin{array}{l}
\mathbf{if}\;\frac{\mathsf{max}\left(t\_13, t\_2\right)}{t\_0} > \left\lfloor maxAniso\right\rfloor :\\
\;\;\;\;\frac{t\_14}{\left\lfloor maxAniso\right\rfloor }\\
\mathbf{else}:\\
\;\;\;\;\frac{t\_0}{t\_14}\\
\end{array}\\
\mathbf{else}:\\
\;\;\;\;\log_{2} \begin{array}{l}
\mathbf{if}\;\frac{\mathsf{max}\left(t\_7, t\_6\right)}{t\_0} > \left\lfloor maxAniso\right\rfloor :\\
\;\;\;\;\frac{\sqrt{t\_9}}{\left\lfloor maxAniso\right\rfloor }\\
\mathbf{else}:\\
\;\;\;\;t\_0 \cdot \sqrt{\frac{1}{t\_9}}\\
\end{array}\\
\end{array}
\end{array}
if (if (>.f32 (/.f32 (fmax.f32 (+.f32 (*.f32 (*.f32 (floor.f32 w) dX.u) (*.f32 (floor.f32 w) dX.u)) (*.f32 (*.f32 (floor.f32 h) dX.v) (*.f32 (floor.f32 h) dX.v))) (+.f32 (*.f32 (*.f32 (floor.f32 w) dY.u) (*.f32 (floor.f32 w) dY.u)) (*.f32 (*.f32 (floor.f32 h) dY.v) (*.f32 (floor.f32 h) dY.v)))) (fabs.f32 (-.f32 (*.f32 (*.f32 (floor.f32 w) dX.u) (*.f32 (floor.f32 h) dY.v)) (*.f32 (*.f32 (floor.f32 h) dX.v) (*.f32 (floor.f32 w) dY.u))))) (floor.f32 maxAniso)) (/.f32 (sqrt.f32 (fmax.f32 (+.f32 (*.f32 (*.f32 (floor.f32 w) dX.u) (*.f32 (floor.f32 w) dX.u)) (*.f32 (*.f32 (floor.f32 h) dX.v) (*.f32 (floor.f32 h) dX.v))) (+.f32 (*.f32 (*.f32 (floor.f32 w) dY.u) (*.f32 (floor.f32 w) dY.u)) (*.f32 (*.f32 (floor.f32 h) dY.v) (*.f32 (floor.f32 h) dY.v))))) (floor.f32 maxAniso)) (/.f32 (fabs.f32 (-.f32 (*.f32 (*.f32 (floor.f32 w) dX.u) (*.f32 (floor.f32 h) dY.v)) (*.f32 (*.f32 (floor.f32 h) dX.v) (*.f32 (floor.f32 w) dY.u)))) (sqrt.f32 (fmax.f32 (+.f32 (*.f32 (*.f32 (floor.f32 w) dX.u) (*.f32 (floor.f32 w) dX.u)) (*.f32 (*.f32 (floor.f32 h) dX.v) (*.f32 (floor.f32 h) dX.v))) (+.f32 (*.f32 (*.f32 (floor.f32 w) dY.u) (*.f32 (floor.f32 w) dY.u)) (*.f32 (*.f32 (floor.f32 h) dY.v) (*.f32 (floor.f32 h) dY.v))))))) < 1.99999997e18Initial program 99.9%
Taylor expanded in w around 0
Applied rewrites17.0%
Taylor expanded in dX.v around 0
*-commutativeN/A
lower-*.f32N/A
lower-pow.f32N/A
lower-floor.f32N/A
unpow2N/A
lower-*.f3231.4
Applied rewrites31.4%
Taylor expanded in dY.v around 0
unpow2N/A
associate-*l*N/A
lower-*.f32N/A
lower-*.f32N/A
lower-pow.f32N/A
lower-floor.f3213.6
Applied rewrites13.6%
Applied rewrites71.8%
if 1.99999997e18 < (if (>.f32 (/.f32 (fmax.f32 (+.f32 (*.f32 (*.f32 (floor.f32 w) dX.u) (*.f32 (floor.f32 w) dX.u)) (*.f32 (*.f32 (floor.f32 h) dX.v) (*.f32 (floor.f32 h) dX.v))) (+.f32 (*.f32 (*.f32 (floor.f32 w) dY.u) (*.f32 (floor.f32 w) dY.u)) (*.f32 (*.f32 (floor.f32 h) dY.v) (*.f32 (floor.f32 h) dY.v)))) (fabs.f32 (-.f32 (*.f32 (*.f32 (floor.f32 w) dX.u) (*.f32 (floor.f32 h) dY.v)) (*.f32 (*.f32 (floor.f32 h) dX.v) (*.f32 (floor.f32 w) dY.u))))) (floor.f32 maxAniso)) (/.f32 (sqrt.f32 (fmax.f32 (+.f32 (*.f32 (*.f32 (floor.f32 w) dX.u) (*.f32 (floor.f32 w) dX.u)) (*.f32 (*.f32 (floor.f32 h) dX.v) (*.f32 (floor.f32 h) dX.v))) (+.f32 (*.f32 (*.f32 (floor.f32 w) dY.u) (*.f32 (floor.f32 w) dY.u)) (*.f32 (*.f32 (floor.f32 h) dY.v) (*.f32 (floor.f32 h) dY.v))))) (floor.f32 maxAniso)) (/.f32 (fabs.f32 (-.f32 (*.f32 (*.f32 (floor.f32 w) dX.u) (*.f32 (floor.f32 h) dY.v)) (*.f32 (*.f32 (floor.f32 h) dX.v) (*.f32 (floor.f32 w) dY.u)))) (sqrt.f32 (fmax.f32 (+.f32 (*.f32 (*.f32 (floor.f32 w) dX.u) (*.f32 (floor.f32 w) dX.u)) (*.f32 (*.f32 (floor.f32 h) dX.v) (*.f32 (floor.f32 h) dX.v))) (+.f32 (*.f32 (*.f32 (floor.f32 w) dY.u) (*.f32 (floor.f32 w) dY.u)) (*.f32 (*.f32 (floor.f32 h) dY.v) (*.f32 (floor.f32 h) dY.v))))))) Initial program 5.9%
Taylor expanded in w around 0
Applied rewrites18.4%
Taylor expanded in dX.v around 0
*-commutativeN/A
lower-*.f32N/A
lower-pow.f32N/A
lower-floor.f32N/A
unpow2N/A
lower-*.f3218.3
Applied rewrites18.3%
Taylor expanded in dY.v around 0
unpow2N/A
associate-*l*N/A
lower-*.f32N/A
lower-*.f32N/A
lower-pow.f32N/A
lower-floor.f3213.3
Applied rewrites13.3%
Taylor expanded in w around 0
Applied rewrites13.3%
Final simplification53.8%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0
(fabs (* (fma dX.u dY.v (- (* dX.v dY.u))) (* (floor w) (floor h)))))
(t_1 (pow (* (floor w) dX.u) 2.0))
(t_2 (pow (* (floor w) dY.u) 2.0))
(t_3
(sqrt
(fmax
(+ t_1 (pow (* (floor h) dX.v) 2.0))
(+ t_2 (pow (* (floor h) dY.v) 2.0))))))
(log2
(if (> (/ (fmax t_1 t_2) t_0) (floor maxAniso))
(/ t_3 (floor maxAniso))
(/ t_0 t_3)))))
float code(float w, float h, float dX_46_u, float dX_46_v, float dY_46_u, float dY_46_v, float maxAniso) {
float t_0 = fabsf((fmaf(dX_46_u, dY_46_v, -(dX_46_v * dY_46_u)) * (floorf(w) * floorf(h))));
float t_1 = powf((floorf(w) * dX_46_u), 2.0f);
float t_2 = powf((floorf(w) * dY_46_u), 2.0f);
float t_3 = sqrtf(fmaxf((t_1 + powf((floorf(h) * dX_46_v), 2.0f)), (t_2 + powf((floorf(h) * dY_46_v), 2.0f))));
float tmp;
if ((fmaxf(t_1, t_2) / t_0) > floorf(maxAniso)) {
tmp = t_3 / floorf(maxAniso);
} else {
tmp = t_0 / t_3;
}
return log2f(tmp);
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = abs(Float32(fma(dX_46_u, dY_46_v, Float32(-Float32(dX_46_v * dY_46_u))) * Float32(floor(w) * floor(h)))) t_1 = Float32(floor(w) * dX_46_u) ^ Float32(2.0) t_2 = Float32(floor(w) * dY_46_u) ^ Float32(2.0) t_3 = sqrt(((Float32(t_1 + (Float32(floor(h) * dX_46_v) ^ Float32(2.0))) != Float32(t_1 + (Float32(floor(h) * dX_46_v) ^ Float32(2.0)))) ? Float32(t_2 + (Float32(floor(h) * dY_46_v) ^ Float32(2.0))) : ((Float32(t_2 + (Float32(floor(h) * dY_46_v) ^ Float32(2.0))) != Float32(t_2 + (Float32(floor(h) * dY_46_v) ^ Float32(2.0)))) ? Float32(t_1 + (Float32(floor(h) * dX_46_v) ^ Float32(2.0))) : max(Float32(t_1 + (Float32(floor(h) * dX_46_v) ^ Float32(2.0))), Float32(t_2 + (Float32(floor(h) * dY_46_v) ^ Float32(2.0))))))) tmp = Float32(0.0) if (Float32(((t_1 != t_1) ? t_2 : ((t_2 != t_2) ? t_1 : max(t_1, t_2))) / t_0) > floor(maxAniso)) tmp = Float32(t_3 / floor(maxAniso)); else tmp = Float32(t_0 / t_3); end return log2(tmp) end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left|\mathsf{fma}\left(dX.u, dY.v, -dX.v \cdot dY.u\right) \cdot \left(\left\lfloor w\right\rfloor \cdot \left\lfloor h\right\rfloor \right)\right|\\
t_1 := {\left(\left\lfloor w\right\rfloor \cdot dX.u\right)}^{2}\\
t_2 := {\left(\left\lfloor w\right\rfloor \cdot dY.u\right)}^{2}\\
t_3 := \sqrt{\mathsf{max}\left(t\_1 + {\left(\left\lfloor h\right\rfloor \cdot dX.v\right)}^{2}, t\_2 + {\left(\left\lfloor h\right\rfloor \cdot dY.v\right)}^{2}\right)}\\
\log_{2} \begin{array}{l}
\mathbf{if}\;\frac{\mathsf{max}\left(t\_1, t\_2\right)}{t\_0} > \left\lfloor maxAniso\right\rfloor :\\
\;\;\;\;\frac{t\_3}{\left\lfloor maxAniso\right\rfloor }\\
\mathbf{else}:\\
\;\;\;\;\frac{t\_0}{t\_3}\\
\end{array}
\end{array}
\end{array}
Initial program 71.7%
Taylor expanded in w around 0
Applied rewrites17.4%
Taylor expanded in dX.v around 0
*-commutativeN/A
lower-*.f32N/A
lower-pow.f32N/A
lower-floor.f32N/A
unpow2N/A
lower-*.f3227.4
Applied rewrites27.4%
Taylor expanded in dY.v around 0
unpow2N/A
associate-*l*N/A
lower-*.f32N/A
lower-*.f32N/A
lower-pow.f32N/A
lower-floor.f3213.5
Applied rewrites13.5%
Applied rewrites51.8%
Final simplification51.8%
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:precision binary32
(let* ((t_0
(fabs (* (floor h) (* (floor w) (fma dX.v (- dY.u) (* dX.u dY.v))))))
(t_1 (pow (floor h) 2.0))
(t_2 (pow (floor w) 2.0))
(t_3 (fma dY.v (* dY.v t_1) (* t_2 (* dY.u dY.u))))
(t_4 (* t_2 (* dX.u dX.u))))
(log2
(if (> (/ (fmax t_4 (* dY.u (* dY.u t_2))) t_0) (floor maxAniso))
(/ (sqrt (fmax (fma dX.v (* dX.v t_1) t_4) t_3)) (floor maxAniso))
(* t_0 (sqrt (/ 1.0 (fmax (* dX.u (* dX.u t_2)) t_3))))))))
float code(float w, float h, float dX_46_u, float dX_46_v, float dY_46_u, float dY_46_v, float maxAniso) {
float t_0 = fabsf((floorf(h) * (floorf(w) * fmaf(dX_46_v, -dY_46_u, (dX_46_u * dY_46_v)))));
float t_1 = powf(floorf(h), 2.0f);
float t_2 = powf(floorf(w), 2.0f);
float t_3 = fmaf(dY_46_v, (dY_46_v * t_1), (t_2 * (dY_46_u * dY_46_u)));
float t_4 = t_2 * (dX_46_u * dX_46_u);
float tmp;
if ((fmaxf(t_4, (dY_46_u * (dY_46_u * t_2))) / t_0) > floorf(maxAniso)) {
tmp = sqrtf(fmaxf(fmaf(dX_46_v, (dX_46_v * t_1), t_4), t_3)) / floorf(maxAniso);
} else {
tmp = t_0 * sqrtf((1.0f / fmaxf((dX_46_u * (dX_46_u * t_2)), t_3)));
}
return log2f(tmp);
}
function code(w, h, dX_46_u, dX_46_v, dY_46_u, dY_46_v, maxAniso) t_0 = abs(Float32(floor(h) * Float32(floor(w) * fma(dX_46_v, Float32(-dY_46_u), Float32(dX_46_u * dY_46_v))))) t_1 = floor(h) ^ Float32(2.0) t_2 = floor(w) ^ Float32(2.0) t_3 = fma(dY_46_v, Float32(dY_46_v * t_1), Float32(t_2 * Float32(dY_46_u * dY_46_u))) t_4 = Float32(t_2 * Float32(dX_46_u * dX_46_u)) tmp = Float32(0.0) if (Float32(((t_4 != t_4) ? Float32(dY_46_u * Float32(dY_46_u * t_2)) : ((Float32(dY_46_u * Float32(dY_46_u * t_2)) != Float32(dY_46_u * Float32(dY_46_u * t_2))) ? t_4 : max(t_4, Float32(dY_46_u * Float32(dY_46_u * t_2))))) / t_0) > floor(maxAniso)) tmp = Float32(sqrt(((fma(dX_46_v, Float32(dX_46_v * t_1), t_4) != fma(dX_46_v, Float32(dX_46_v * t_1), t_4)) ? t_3 : ((t_3 != t_3) ? fma(dX_46_v, Float32(dX_46_v * t_1), t_4) : max(fma(dX_46_v, Float32(dX_46_v * t_1), t_4), t_3)))) / floor(maxAniso)); else tmp = Float32(t_0 * sqrt(Float32(Float32(1.0) / ((Float32(dX_46_u * Float32(dX_46_u * t_2)) != Float32(dX_46_u * Float32(dX_46_u * t_2))) ? t_3 : ((t_3 != t_3) ? Float32(dX_46_u * Float32(dX_46_u * t_2)) : max(Float32(dX_46_u * Float32(dX_46_u * t_2)), t_3)))))); end return log2(tmp) end
\begin{array}{l}
\\
\begin{array}{l}
t_0 := \left|\left\lfloor h\right\rfloor \cdot \left(\left\lfloor w\right\rfloor \cdot \mathsf{fma}\left(dX.v, -dY.u, dX.u \cdot dY.v\right)\right)\right|\\
t_1 := {\left(\left\lfloor h\right\rfloor \right)}^{2}\\
t_2 := {\left(\left\lfloor w\right\rfloor \right)}^{2}\\
t_3 := \mathsf{fma}\left(dY.v, dY.v \cdot t\_1, t\_2 \cdot \left(dY.u \cdot dY.u\right)\right)\\
t_4 := t\_2 \cdot \left(dX.u \cdot dX.u\right)\\
\log_{2} \begin{array}{l}
\mathbf{if}\;\frac{\mathsf{max}\left(t\_4, dY.u \cdot \left(dY.u \cdot t\_2\right)\right)}{t\_0} > \left\lfloor maxAniso\right\rfloor :\\
\;\;\;\;\frac{\sqrt{\mathsf{max}\left(\mathsf{fma}\left(dX.v, dX.v \cdot t\_1, t\_4\right), t\_3\right)}}{\left\lfloor maxAniso\right\rfloor }\\
\mathbf{else}:\\
\;\;\;\;t\_0 \cdot \sqrt{\frac{1}{\mathsf{max}\left(dX.u \cdot \left(dX.u \cdot t\_2\right), t\_3\right)}}\\
\end{array}
\end{array}
\end{array}
Initial program 71.7%
Taylor expanded in w around 0
Applied rewrites17.4%
Taylor expanded in dX.v around 0
*-commutativeN/A
lower-*.f32N/A
lower-pow.f32N/A
lower-floor.f32N/A
unpow2N/A
lower-*.f3227.4
Applied rewrites27.4%
Taylor expanded in dY.v around 0
unpow2N/A
associate-*l*N/A
lower-*.f32N/A
lower-*.f32N/A
lower-pow.f32N/A
lower-floor.f3213.5
Applied rewrites13.5%
Taylor expanded in dX.v around 0
unpow2N/A
associate-*l*N/A
*-commutativeN/A
lower-*.f32N/A
*-commutativeN/A
lower-*.f32N/A
lower-pow.f32N/A
lower-floor.f3215.8
Applied rewrites15.8%
Final simplification15.8%
herbie shell --seed 2024216
(FPCore (w h dX.u dX.v dY.u dY.v maxAniso)
:name "Anisotropic x16 LOD (LOD)"
:precision binary32
:pre (and (and (and (and (and (and (and (<= 1.0 w) (<= w 16384.0)) (and (<= 1.0 h) (<= h 16384.0))) (and (<= 1e-20 (fabs dX.u)) (<= (fabs dX.u) 1e+20))) (and (<= 1e-20 (fabs dX.v)) (<= (fabs dX.v) 1e+20))) (and (<= 1e-20 (fabs dY.u)) (<= (fabs dY.u) 1e+20))) (and (<= 1e-20 (fabs dY.v)) (<= (fabs dY.v) 1e+20))) (== maxAniso 16.0))
(log2 (if (> (/ (fmax (+ (* (* (floor w) dX.u) (* (floor w) dX.u)) (* (* (floor h) dX.v) (* (floor h) dX.v))) (+ (* (* (floor w) dY.u) (* (floor w) dY.u)) (* (* (floor h) dY.v) (* (floor h) dY.v)))) (fabs (- (* (* (floor w) dX.u) (* (floor h) dY.v)) (* (* (floor h) dX.v) (* (floor w) dY.u))))) (floor maxAniso)) (/ (sqrt (fmax (+ (* (* (floor w) dX.u) (* (floor w) dX.u)) (* (* (floor h) dX.v) (* (floor h) dX.v))) (+ (* (* (floor w) dY.u) (* (floor w) dY.u)) (* (* (floor h) dY.v) (* (floor h) dY.v))))) (floor maxAniso)) (/ (fabs (- (* (* (floor w) dX.u) (* (floor h) dY.v)) (* (* (floor h) dX.v) (* (floor w) dY.u)))) (sqrt (fmax (+ (* (* (floor w) dX.u) (* (floor w) dX.u)) (* (* (floor h) dX.v) (* (floor h) dX.v))) (+ (* (* (floor w) dY.u) (* (floor w) dY.u)) (* (* (floor h) dY.v) (* (floor h) dY.v)))))))))