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1 // (C) Copyright John Maddock 2007.
2 // Use, modification and distribution are subject to the
3 // Boost Software License, Version 1.0. (See accompanying file
4 // LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
5 //
6 // This file is machine generated, do not edit by hand
7
8 // Unrolled polynomial evaluation using second order Horners rule
9 #ifndef BOOST_MATH_TOOLS_POLY_EVAL_18_HPP
10 #define BOOST_MATH_TOOLS_POLY_EVAL_18_HPP
11
12 namespace boost{ namespace math{ namespace tools{ namespace detail{
13
14 template <class T, class V>
15 inline V evaluate_polynomial_c_imp(const T*, const V&, const mpl::int_<0>*) BOOST_MATH_NOEXCEPT(V)
16 {
17 return static_cast<V>(0);
18 }
19
20 template <class T, class V>
21 inline V evaluate_polynomial_c_imp(const T* a, const V&, const mpl::int_<1>*) BOOST_MATH_NOEXCEPT(V)
22 {
23 return static_cast<V>(a[0]);
24 }
25
26 template <class T, class V>
27 inline V evaluate_polynomial_c_imp(const T* a, const V& x, const mpl::int_<2>*) BOOST_MATH_NOEXCEPT(V)
28 {
29 return static_cast<V>(a[1] * x + a[0]);
30 }
31
32 template <class T, class V>
33 inline V evaluate_polynomial_c_imp(const T* a, const V& x, const mpl::int_<3>*) BOOST_MATH_NOEXCEPT(V)
34 {
35 return static_cast<V>((a[2] * x + a[1]) * x + a[0]);
36 }
37
38 template <class T, class V>
39 inline V evaluate_polynomial_c_imp(const T* a, const V& x, const mpl::int_<4>*) BOOST_MATH_NOEXCEPT(V)
40 {
41 return static_cast<V>(((a[3] * x + a[2]) * x + a[1]) * x + a[0]);
42 }
43
44 template <class T, class V>
45 inline V evaluate_polynomial_c_imp(const T* a, const V& x, const mpl::int_<5>*) BOOST_MATH_NOEXCEPT(V)
46 {
47 V x2 = x * x;
48 V t[2];
49 t[0] = static_cast<V>(a[4] * x2 + a[2]);
50 t[1] = static_cast<V>(a[3] * x2 + a[1]);
51 t[0] *= x2;
52 t[0] += static_cast<V>(a[0]);
53 t[1] *= x;
54 return t[0] + t[1];
55 }
56
57 template <class T, class V>
58 inline V evaluate_polynomial_c_imp(const T* a, const V& x, const mpl::int_<6>*) BOOST_MATH_NOEXCEPT(V)
59 {
60 V x2 = x * x;
61 V t[2];
62 t[0] = a[5] * x2 + a[3];
63 t[1] = a[4] * x2 + a[2];
64 t[0] *= x2;
65 t[1] *= x2;
66 t[0] += static_cast<V>(a[1]);
67 t[1] += static_cast<V>(a[0]);
68 t[0] *= x;
69 return t[0] + t[1];
70 }
71
72 template <class T, class V>
73 inline V evaluate_polynomial_c_imp(const T* a, const V& x, const mpl::int_<7>*) BOOST_MATH_NOEXCEPT(V)
74 {
75 V x2 = x * x;
76 V t[2];
77 t[0] = static_cast<V>(a[6] * x2 + a[4]);
78 t[1] = static_cast<V>(a[5] * x2 + a[3]);
79 t[0] *= x2;
80 t[1] *= x2;
81 t[0] += static_cast<V>(a[2]);
82 t[1] += static_cast<V>(a[1]);
83 t[0] *= x2;
84 t[0] += static_cast<V>(a[0]);
85 t[1] *= x;
86 return t[0] + t[1];
87 }
88
89 template <class T, class V>
90 inline V evaluate_polynomial_c_imp(const T* a, const V& x, const mpl::int_<8>*) BOOST_MATH_NOEXCEPT(V)
91 {
92 V x2 = x * x;
93 V t[2];
94 t[0] = a[7] * x2 + a[5];
95 t[1] = a[6] * x2 + a[4];
96 t[0] *= x2;
97 t[1] *= x2;
98 t[0] += static_cast<V>(a[3]);
99 t[1] += static_cast<V>(a[2]);
100 t[0] *= x2;
101 t[1] *= x2;
102 t[0] += static_cast<V>(a[1]);
103 t[1] += static_cast<V>(a[0]);
104 t[0] *= x;
105 return t[0] + t[1];
106 }
107
108 template <class T, class V>
109 inline V evaluate_polynomial_c_imp(const T* a, const V& x, const mpl::int_<9>*) BOOST_MATH_NOEXCEPT(V)
110 {
111 V x2 = x * x;
112 V t[2];
113 t[0] = static_cast<V>(a[8] * x2 + a[6]);
114 t[1] = static_cast<V>(a[7] * x2 + a[5]);
115 t[0] *= x2;
116 t[1] *= x2;
117 t[0] += static_cast<V>(a[4]);
118 t[1] += static_cast<V>(a[3]);
119 t[0] *= x2;
120 t[1] *= x2;
121 t[0] += static_cast<V>(a[2]);
122 t[1] += static_cast<V>(a[1]);
123 t[0] *= x2;
124 t[0] += static_cast<V>(a[0]);
125 t[1] *= x;
126 return t[0] + t[1];
127 }
128
129 template <class T, class V>
130 inline V evaluate_polynomial_c_imp(const T* a, const V& x, const mpl::int_<10>*) BOOST_MATH_NOEXCEPT(V)
131 {
132 V x2 = x * x;
133 V t[2];
134 t[0] = a[9] * x2 + a[7];
135 t[1] = a[8] * x2 + a[6];
136 t[0] *= x2;
137 t[1] *= x2;
138 t[0] += static_cast<V>(a[5]);
139 t[1] += static_cast<V>(a[4]);
140 t[0] *= x2;
141 t[1] *= x2;
142 t[0] += static_cast<V>(a[3]);
143 t[1] += static_cast<V>(a[2]);
144 t[0] *= x2;
145 t[1] *= x2;
146 t[0] += static_cast<V>(a[1]);
147 t[1] += static_cast<V>(a[0]);
148 t[0] *= x;
149 return t[0] + t[1];
150 }
151
152 template <class T, class V>
153 inline V evaluate_polynomial_c_imp(const T* a, const V& x, const mpl::int_<11>*) BOOST_MATH_NOEXCEPT(V)
154 {
155 V x2 = x * x;
156 V t[2];
157 t[0] = static_cast<V>(a[10] * x2 + a[8]);
158 t[1] = static_cast<V>(a[9] * x2 + a[7]);
159 t[0] *= x2;
160 t[1] *= x2;
161 t[0] += static_cast<V>(a[6]);
162 t[1] += static_cast<V>(a[5]);
163 t[0] *= x2;
164 t[1] *= x2;
165 t[0] += static_cast<V>(a[4]);
166 t[1] += static_cast<V>(a[3]);
167 t[0] *= x2;
168 t[1] *= x2;
169 t[0] += static_cast<V>(a[2]);
170 t[1] += static_cast<V>(a[1]);
171 t[0] *= x2;
172 t[0] += static_cast<V>(a[0]);
173 t[1] *= x;
174 return t[0] + t[1];
175 }
176
177 template <class T, class V>
178 inline V evaluate_polynomial_c_imp(const T* a, const V& x, const mpl::int_<12>*) BOOST_MATH_NOEXCEPT(V)
179 {
180 V x2 = x * x;
181 V t[2];
182 t[0] = a[11] * x2 + a[9];
183 t[1] = a[10] * x2 + a[8];
184 t[0] *= x2;
185 t[1] *= x2;
186 t[0] += static_cast<V>(a[7]);
187 t[1] += static_cast<V>(a[6]);
188 t[0] *= x2;
189 t[1] *= x2;
190 t[0] += static_cast<V>(a[5]);
191 t[1] += static_cast<V>(a[4]);
192 t[0] *= x2;
193 t[1] *= x2;
194 t[0] += static_cast<V>(a[3]);
195 t[1] += static_cast<V>(a[2]);
196 t[0] *= x2;
197 t[1] *= x2;
198 t[0] += static_cast<V>(a[1]);
199 t[1] += static_cast<V>(a[0]);
200 t[0] *= x;
201 return t[0] + t[1];
202 }
203
204 template <class T, class V>
205 inline V evaluate_polynomial_c_imp(const T* a, const V& x, const mpl::int_<13>*) BOOST_MATH_NOEXCEPT(V)
206 {
207 V x2 = x * x;
208 V t[2];
209 t[0] = static_cast<V>(a[12] * x2 + a[10]);
210 t[1] = static_cast<V>(a[11] * x2 + a[9]);
211 t[0] *= x2;
212 t[1] *= x2;
213 t[0] += static_cast<V>(a[8]);
214 t[1] += static_cast<V>(a[7]);
215 t[0] *= x2;
216 t[1] *= x2;
217 t[0] += static_cast<V>(a[6]);
218 t[1] += static_cast<V>(a[5]);
219 t[0] *= x2;
220 t[1] *= x2;
221 t[0] += static_cast<V>(a[4]);
222 t[1] += static_cast<V>(a[3]);
223 t[0] *= x2;
224 t[1] *= x2;
225 t[0] += static_cast<V>(a[2]);
226 t[1] += static_cast<V>(a[1]);
227 t[0] *= x2;
228 t[0] += static_cast<V>(a[0]);
229 t[1] *= x;
230 return t[0] + t[1];
231 }
232
233 template <class T, class V>
234 inline V evaluate_polynomial_c_imp(const T* a, const V& x, const mpl::int_<14>*) BOOST_MATH_NOEXCEPT(V)
235 {
236 V x2 = x * x;
237 V t[2];
238 t[0] = a[13] * x2 + a[11];
239 t[1] = a[12] * x2 + a[10];
240 t[0] *= x2;
241 t[1] *= x2;
242 t[0] += static_cast<V>(a[9]);
243 t[1] += static_cast<V>(a[8]);
244 t[0] *= x2;
245 t[1] *= x2;
246 t[0] += static_cast<V>(a[7]);
247 t[1] += static_cast<V>(a[6]);
248 t[0] *= x2;
249 t[1] *= x2;
250 t[0] += static_cast<V>(a[5]);
251 t[1] += static_cast<V>(a[4]);
252 t[0] *= x2;
253 t[1] *= x2;
254 t[0] += static_cast<V>(a[3]);
255 t[1] += static_cast<V>(a[2]);
256 t[0] *= x2;
257 t[1] *= x2;
258 t[0] += static_cast<V>(a[1]);
259 t[1] += static_cast<V>(a[0]);
260 t[0] *= x;
261 return t[0] + t[1];
262 }
263
264 template <class T, class V>
265 inline V evaluate_polynomial_c_imp(const T* a, const V& x, const mpl::int_<15>*) BOOST_MATH_NOEXCEPT(V)
266 {
267 V x2 = x * x;
268 V t[2];
269 t[0] = static_cast<V>(a[14] * x2 + a[12]);
270 t[1] = static_cast<V>(a[13] * x2 + a[11]);
271 t[0] *= x2;
272 t[1] *= x2;
273 t[0] += static_cast<V>(a[10]);
274 t[1] += static_cast<V>(a[9]);
275 t[0] *= x2;
276 t[1] *= x2;
277 t[0] += static_cast<V>(a[8]);
278 t[1] += static_cast<V>(a[7]);
279 t[0] *= x2;
280 t[1] *= x2;
281 t[0] += static_cast<V>(a[6]);
282 t[1] += static_cast<V>(a[5]);
283 t[0] *= x2;
284 t[1] *= x2;
285 t[0] += static_cast<V>(a[4]);
286 t[1] += static_cast<V>(a[3]);
287 t[0] *= x2;
288 t[1] *= x2;
289 t[0] += static_cast<V>(a[2]);
290 t[1] += static_cast<V>(a[1]);
291 t[0] *= x2;
292 t[0] += static_cast<V>(a[0]);
293 t[1] *= x;
294 return t[0] + t[1];
295 }
296
297 template <class T, class V>
298 inline V evaluate_polynomial_c_imp(const T* a, const V& x, const mpl::int_<16>*) BOOST_MATH_NOEXCEPT(V)
299 {
300 V x2 = x * x;
301 V t[2];
302 t[0] = a[15] * x2 + a[13];
303 t[1] = a[14] * x2 + a[12];
304 t[0] *= x2;
305 t[1] *= x2;
306 t[0] += static_cast<V>(a[11]);
307 t[1] += static_cast<V>(a[10]);
308 t[0] *= x2;
309 t[1] *= x2;
310 t[0] += static_cast<V>(a[9]);
311 t[1] += static_cast<V>(a[8]);
312 t[0] *= x2;
313 t[1] *= x2;
314 t[0] += static_cast<V>(a[7]);
315 t[1] += static_cast<V>(a[6]);
316 t[0] *= x2;
317 t[1] *= x2;
318 t[0] += static_cast<V>(a[5]);
319 t[1] += static_cast<V>(a[4]);
320 t[0] *= x2;
321 t[1] *= x2;
322 t[0] += static_cast<V>(a[3]);
323 t[1] += static_cast<V>(a[2]);
324 t[0] *= x2;
325 t[1] *= x2;
326 t[0] += static_cast<V>(a[1]);
327 t[1] += static_cast<V>(a[0]);
328 t[0] *= x;
329 return t[0] + t[1];
330 }
331
332 template <class T, class V>
333 inline V evaluate_polynomial_c_imp(const T* a, const V& x, const mpl::int_<17>*) BOOST_MATH_NOEXCEPT(V)
334 {
335 V x2 = x * x;
336 V t[2];
337 t[0] = static_cast<V>(a[16] * x2 + a[14]);
338 t[1] = static_cast<V>(a[15] * x2 + a[13]);
339 t[0] *= x2;
340 t[1] *= x2;
341 t[0] += static_cast<V>(a[12]);
342 t[1] += static_cast<V>(a[11]);
343 t[0] *= x2;
344 t[1] *= x2;
345 t[0] += static_cast<V>(a[10]);
346 t[1] += static_cast<V>(a[9]);
347 t[0] *= x2;
348 t[1] *= x2;
349 t[0] += static_cast<V>(a[8]);
350 t[1] += static_cast<V>(a[7]);
351 t[0] *= x2;
352 t[1] *= x2;
353 t[0] += static_cast<V>(a[6]);
354 t[1] += static_cast<V>(a[5]);
355 t[0] *= x2;
356 t[1] *= x2;
357 t[0] += static_cast<V>(a[4]);
358 t[1] += static_cast<V>(a[3]);
359 t[0] *= x2;
360 t[1] *= x2;
361 t[0] += static_cast<V>(a[2]);
362 t[1] += static_cast<V>(a[1]);
363 t[0] *= x2;
364 t[0] += static_cast<V>(a[0]);
365 t[1] *= x;
366 return t[0] + t[1];
367 }
368
369 template <class T, class V>
370 inline V evaluate_polynomial_c_imp(const T* a, const V& x, const mpl::int_<18>*) BOOST_MATH_NOEXCEPT(V)
371 {
372 V x2 = x * x;
373 V t[2];
374 t[0] = a[17] * x2 + a[15];
375 t[1] = a[16] * x2 + a[14];
376 t[0] *= x2;
377 t[1] *= x2;
378 t[0] += static_cast<V>(a[13]);
379 t[1] += static_cast<V>(a[12]);
380 t[0] *= x2;
381 t[1] *= x2;
382 t[0] += static_cast<V>(a[11]);
383 t[1] += static_cast<V>(a[10]);
384 t[0] *= x2;
385 t[1] *= x2;
386 t[0] += static_cast<V>(a[9]);
387 t[1] += static_cast<V>(a[8]);
388 t[0] *= x2;
389 t[1] *= x2;
390 t[0] += static_cast<V>(a[7]);
391 t[1] += static_cast<V>(a[6]);
392 t[0] *= x2;
393 t[1] *= x2;
394 t[0] += static_cast<V>(a[5]);
395 t[1] += static_cast<V>(a[4]);
396 t[0] *= x2;
397 t[1] *= x2;
398 t[0] += static_cast<V>(a[3]);
399 t[1] += static_cast<V>(a[2]);
400 t[0] *= x2;
401 t[1] *= x2;
402 t[0] += static_cast<V>(a[1]);
403 t[1] += static_cast<V>(a[0]);
404 t[0] *= x;
405 return t[0] + t[1];
406 }
407
408
409 }}}} // namespaces
410
411 #endif // include guard
412