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Side by Side Diff: fusl/src/math/__polevll.c

Issue 1714623002: [fusl] clang-format fusl (Closed) Base URL: git@github.com:domokit/mojo.git@master
Patch Set: headers too Created 4 years, 10 months ago
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1 /* origin: OpenBSD /usr/src/lib/libm/src/polevll.c */ 1 /* origin: OpenBSD /usr/src/lib/libm/src/polevll.c */
2 /* 2 /*
3 * Copyright (c) 2008 Stephen L. Moshier <steve@moshier.net> 3 * Copyright (c) 2008 Stephen L. Moshier <steve@moshier.net>
4 * 4 *
5 * Permission to use, copy, modify, and distribute this software for any 5 * Permission to use, copy, modify, and distribute this software for any
6 * purpose with or without fee is hereby granted, provided that the above 6 * purpose with or without fee is hereby granted, provided that the above
7 * copyright notice and this permission notice appear in all copies. 7 * copyright notice and this permission notice appear in all copies.
8 * 8 *
9 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 9 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
10 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 10 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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55 */ 55 */
56 56
57 #include "libm.h" 57 #include "libm.h"
58 58
59 #if LDBL_MANT_DIG == 53 && LDBL_MAX_EXP == 1024 59 #if LDBL_MANT_DIG == 53 && LDBL_MAX_EXP == 1024
60 #else 60 #else
61 /* 61 /*
62 * Polynomial evaluator: 62 * Polynomial evaluator:
63 * P[0] x^n + P[1] x^(n-1) + ... + P[n] 63 * P[0] x^n + P[1] x^(n-1) + ... + P[n]
64 */ 64 */
65 long double __polevll(long double x, const long double *P, int n) 65 long double __polevll(long double x, const long double* P, int n) {
66 { 66 long double y;
67 » long double y;
68 67
69 » y = *P++; 68 y = *P++;
70 » do { 69 do {
71 » » y = y * x + *P++; 70 y = y * x + *P++;
72 » } while (--n); 71 } while (--n);
73 72
74 » return y; 73 return y;
75 } 74 }
76 75
77 /* 76 /*
78 * Polynomial evaluator: 77 * Polynomial evaluator:
79 * x^n + P[0] x^(n-1) + P[1] x^(n-2) + ... + P[n] 78 * x^n + P[0] x^(n-1) + P[1] x^(n-2) + ... + P[n]
80 */ 79 */
81 long double __p1evll(long double x, const long double *P, int n) 80 long double __p1evll(long double x, const long double* P, int n) {
82 { 81 long double y;
83 » long double y;
84 82
85 » n -= 1; 83 n -= 1;
86 » y = x + *P++; 84 y = x + *P++;
87 » do { 85 do {
88 » » y = y * x + *P++; 86 y = y * x + *P++;
89 » } while (--n); 87 } while (--n);
90 88
91 » return y; 89 return y;
92 } 90 }
93 #endif 91 #endif
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