ReactOS 0.4.16-dev-1948-gd260c1d
cos.c
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1/*
2 * PROJECT: ReactOS API tests
3 * LICENSE: MIT (https://spdx.org/licenses/MIT)
4 * PURPOSE: Tests for cos
5 * COPYRIGHT: Copyright 2021 Timo Kreuzer <timo.kreuzer@reactos.org>
6 */
7
8#if !defined(_CRTBLD) && !defined(_M_IX86)
9#define _CRTBLD // we don't want inline cos!
10#endif
11#include "math_helpers.h"
12
13#ifdef _MSC_VER
14#pragma function(cos)
15#endif
16
17#if !defined(_M_IX86)
18#define HAS_COSF
19#elif (defined(TEST_UCRTBASE) || defined(TEST_STATIC_CRT))
20#define HAS_LIBM_SSE2
21#endif
22
23
24// These are expected to match exactly
25static TESTENTRY_DBL s_cos_exact_tests[] =
26{
27 { 0x0000000000000000 /* 0.000000 */, 0x3ff0000000000000 /* 1.000000 */ },
28 { 0x8000000000000000 /* -0.000000 */, 0x3ff0000000000000 /* 1.000000 */ },
29 { 0x7ff0000000000000 /* 1.#INF00 */, 0xfff8000000000000 /* -1.#IND00 */ },
30 { 0x7ff0000000000001 /* 1.#SNAN0 */, 0x7ff8000000000001 /* 1.#QNAN0 */ },
31 { 0x7ff7ffffffffffff /* 1.#SNAN0 */, 0x7fffffffffffffff /* 1.#QNAN0 */ },
32 { 0x7ff8000000000000 /* 1.#QNAN0 */, 0x7ff8000000000000 /* 1.#QNAN0 */ },
33 { 0x7ff8000000000001 /* 1.#QNAN0 */, 0x7ff8000000000001 /* 1.#QNAN0 */ },
34 { 0x7fffffffffffffff /* 1.#QNAN0 */, 0x7fffffffffffffff /* 1.#QNAN0 */ },
35 { 0xfff0000000000000 /* -1.#INF00 */, 0xfff8000000000000 /* -1.#IND00 */ },
36 { 0xfff0000000000001 /* -1.#SNAN0 */, 0xfff8000000000001 /* -1.#QNAN0 */ },
37 { 0xfff7ffffffffffff /* -1.#SNAN0 */, 0xffffffffffffffff /* -1.#QNAN0 */ },
38 { 0xfff8000000000000 /* -1.#IND00 */, 0xfff8000000000000 /* -1.#IND00 */ },
39 { 0xfff8000000000001 /* -1.#QNAN0 */, 0xfff8000000000001 /* -1.#QNAN0 */ },
40 { 0xffffffffffffffff /* -1.#QNAN0 */, 0xffffffffffffffff /* -1.#QNAN0 */ },
41};
42
43void Test_cos_exact(void)
44{
45 for (int i = 0; i < _countof(s_cos_exact_tests); i++)
46 {
47 double x = u64_to_dbl(s_cos_exact_tests[i].x);
48 double z = cos(x);
49 ok_eq_dbl_exact("cos", s_cos_exact_tests[i].x, z, s_cos_exact_tests[i].result);
50 }
51}
52
53// This table is autogenerated by `python gen_math_tests.py cos`
54static TESTENTRY_DBL_APPROX s_cos_approx_tests[] =
55{
56// { x, { y_rounded, y_difference } }
57 { -0x1.eadfb4c5d390cp+14, { 0x1.0000000000000p+0, -0x1.2403af5395118p-83 }, 1 }, // cos(-31415.926535897932) == 1.0
58 { -0x1.ec19dd8b70e4fp+14, { -0x1.0000000000000p+0, 0x1.0f1be751b19afp-80 }, 1 }, // cos(-31494.466352237676) == -1.0
59 { -0x1.ed5406510e393p+14, { 0x1.0000000000000p+0, -0x1.514ccf9309168p-80 }, 1 }, // cos(-31573.006168577424) == 1.0
60 { -0x1.ee8e2f16ab8d6p+14, { -0x1.0000000000000p+0, 0x1.f89acdeca16f8p-83 }, 1 }, // cos(-31651.545984917168) == -1.0
61 { -0x1.efc857dc48e19p+14, { 0x1.0000000000000p+0, -0x1.8a2a8130946edp-86 }, 1 }, // cos(-31730.08580125691) == 1.0
62 { -0x1.f10280a1e635cp+14, { -0x1.0000000000000p+0, 0x1.4d1980d12703cp-81 }, 1 }, // cos(-31808.625617596656) == -1.0
63 { -0x1.f23ca967838a0p+14, { 0x1.0000000000000p+0, -0x1.e0bc7fce954cep-80 }, 1 }, // cos(-31887.165433936403) == 1.0
64 { -0x1.f376d22d20de3p+14, { -0x1.0000000000000p+0, 0x1.08975deb65378p-81 }, 1 }, // cos(-31965.705250276147) == -1.0
65 { -0x1.f4b0faf2be326p+14, { 0x1.0000000000000p+0, -0x1.29a43972f6ee3p-88 }, 1 }, // cos(-32044.24506661589) == 1.0
66 { -0x1.3a28c59d5433bp+8, { 0x1.0000000000000p+0, -0x1.391074c78e91bp-99 }, 1 }, // cos(-314.1592653589793) == 1.0
67 { -0x1.395fb5c2b2124p+8, { 0x1.6a09e667f3b35p-1, 0x1.c6ea9224d6e68p-56 }, 1 }, // cos(-313.37386719558185) == 0.70710678118653072201
68#ifndef _M_IX86 // Too inaccurate on x86
69 { -0x1.3896a5e80ff0ep+8, { 0x1.08fb09c9658edp-47, 0x1.39665a47cd268p-101 }, 1 }, // cos(-312.58846903218443) == 7.3546895818865909981e-15
70#endif
71 { -0x1.37cd960d6dcf7p+8, { -0x1.6a09e667f3c42p-1, 0x1.b22c3e6464596p-55 }, 1 }, // cos(-311.80307086878696) == -0.70710678118656051527
72 { -0x1.37048632cbae1p+8, { -0x1.0000000000000p+0, 0x1.9bd23bd28b82dp-94 }, 1 }, // cos(-311.01767270538954) == -1.0
73 { -0x1.363b7658298cap+8, { -0x1.6a09e667f3b7ap-1, 0x1.d9a744d93e3bep-57 }, 1 }, // cos(-310.23227454199207) == -0.70710678118653834505
74#ifndef _M_IX86 // Too inaccurate on x86
75 { -0x1.3572667d876b4p+8, { -0x1.46b249ab1552fp-46, 0x1.2c459e91da244p-100 }, 1 }, // cos(-309.44687637859465) == -1.8135295298202829104e-14
76#endif
77 { -0x1.34a956a2e549dp+8, { 0x1.6a09e667f3bfdp-1, -0x1.6134906e7f7d6p-57 }, 1 }, // cos(-308.6614782151972) == 0.70710678118655289223
78 { -0x1.33e046c843287p+8, { 0x1.0000000000000p+0, -0x1.5ecb021cebd82p-92 }, 1 }, // cos(-307.87608005179976) == 1.0
79 { -0x1.921fb54442d18p+1, { -0x1.0000000000000p+0, 0x1.377ce858a5d48p-107 }, 1 }, // cos(-3.141592653589793) == -1.0
80 { -0x1.83c325a66500ep+1, { -0x1.fcc7d8c64135fp-1, 0x1.367f102ff54fcp-55 }, 1 }, // cos(-3.029392915961586) == -0.99371220989324257031
81 { -0x1.7566960887304p+1, { -0x1.f329c0558e969p-1, 0x1.5b0f4d2ea81b7p-55 }, 1 }, // cos(-2.9171931783333793) == -0.97492791218182358171
82 { -0x1.670a066aa95fap+1, { -0x1.e344ad05d3f86p-1, 0x1.b45a113d06283p-55 }, 1 }, // cos(-2.8049934407051724) == -0.94388333030836752678
83 { -0x1.58ad76cccb8f0p+1, { -0x1.cd4bca9cb5c70p-1, -0x1.a5a57d0c3fb12p-55 }, 1 }, // cos(-2.6927937030769655) == -0.90096886790241908069
84 { -0x1.4a50e72eedbe6p+1, { -0x1.b185d590d5a44p-1, 0x1.65c52a9fecdc7p-57 }, 1 }, // cos(-2.5805939654487586) == -0.84672419922828411483
85 { -0x1.3bf457910fedcp+1, { -0x1.904c37505de4bp-1, 0x1.fa8a75ecd3b6bp-55 }, 1 }, // cos(-2.4683942278205517) == -0.78183148246802974871
86 { -0x1.2d97c7f3321d2p+1, { -0x1.6a09e667f3bccp-1, 0x1.4da530b7ba971p-59 }, 1 }, // cos(-2.356194490192345) == -0.70710678118654745945
87 { -0x1.1f3b3855544c8p+1, { -0x1.3f3a0e28bedd1p-1, 0x1.879da02139bebp-56 }, 1 }, // cos(-2.243994752564138) == -0.62348980185873346213
88 { -0x1.10dea8b7767bep+1, { -0x1.106682221cd89p-1, -0x1.2c8a7a33558b4p-55 }, 1 }, // cos(-2.131795014935931) == -0.53203207651533649319
89 { -0x1.0282191998ab4p+1, { -0x1.bc4c04d71abc0p-2, 0x1.1b13a1dc0682cp-56 }, 1 }, // cos(-2.019595277307724) == -0.43388373911755804954
90 { -0x1.e84b12f775b54p+0, { -0x1.5234aca69a9fcp-2, -0x1.d8fbf671ab766p-56 }, 1 }, // cos(-1.9073955396795172) == -0.33027906195516701159
91 { -0x1.cb91f3bbba140p+0, { -0x1.c7b90e3024580p-3, 0x1.802c738d03774p-60 }, 1 }, // cos(-1.7951958020513104) == -0.22252093395631433606
92 { -0x1.aed8d47ffe72cp+0, { -0x1.ca9b4332d6f5dp-4, 0x1.f703667590af9p-58 }, 1 }, // cos(-1.6829960644231035) == -0.11196447610330779328
93#ifndef _M_IX86 // Too inaccurate on x86
94 { -0x1.921fb54442d18p+0, { 0x1.1a62633145c07p-54, -0x1.f1976b7ed8fbcp-110 }, 1 }, // cos(-1.5707963267948966) == 6.1232339957367658861e-17
95#endif
96 { -0x1.7566960887304p+0, { 0x1.ca9b4332d6f65p-4, 0x1.1c778073c64dcp-58 }, 1 }, // cos(-1.4585965891666897) == 0.11196447610330791497
97 { -0x1.58ad76cccb8f0p+0, { 0x1.c7b90e3024584p-3, 0x1.04d91ba721277p-57 }, 1 }, // cos(-1.3463968515384828) == 0.22252093395631445546
98 { -0x1.3bf457910fedcp+0, { 0x1.5234aca69a9ffp-2, -0x1.d2b681016ab21p-56 }, 1 }, // cos(-1.2341971139102759) == 0.33027906195516712719
99 { -0x1.1f3b3855544c8p+0, { 0x1.bc4c04d71abc2p-2, -0x1.27b88616e3651p-56 }, 1 }, // cos(-1.121997376282069) == 0.43388373911755815988
100 { -0x1.0282191998ab4p+0, { 0x1.106682221cd8ap-1, 0x1.d1e51e44a788ep-56 }, 1 }, // cos(-1.009797638653862) == 0.53203207651533659689
101 { -0x1.cb91f3bbba140p-1, { 0x1.3f3a0e28bedd2p-1, -0x1.50b335a42a636p-55 }, 1 }, // cos(-0.8975979010256552) == 0.62348980185873355788
102 { -0x1.921fb54442d18p-1, { 0x1.6a09e667f3bcdp-1, -0x1.ec4c7696139d5p-56 }, 1 }, // cos(-0.7853981633974483) == 0.70710678118654754605
103 { -0x1.58ad76cccb8f0p-1, { 0x1.904c37505de4bp-1, 0x1.8b6da23322397p-56 }, 1 }, // cos(-0.6731984257692414) == 0.78183148246802982507
104 { -0x1.1f3b3855544c8p-1, { 0x1.b185d590d5a44p-1, 0x1.ff81ed9ef2c94p-55 }, 1 }, // cos(-0.5609986881410345) == 0.84672419922828417999
105 { -0x1.cb91f3bbba140p-2, { 0x1.cd4bca9cb5c71p-1, -0x1.c110117824236p-57 }, 1 }, // cos(-0.4487989505128276) == 0.90096886790241913383
106 { -0x1.58ad76cccb8f0p-2, { 0x1.e344ad05d3f86p-1, -0x1.fa507ebf8867ap-58 }, 1 }, // cos(-0.3365992128846207) == 0.94388333030836756723
107 { -0x1.cb91f3bbba140p-3, { 0x1.f329c0558e969p-1, -0x1.7edb36a12557fp-57 }, 1 }, // cos(-0.2243994752564138) == 0.97492791218182360896
108 { -0x1.cb91f3bbba140p-4, { 0x1.fcc7d8c64135fp-1, -0x1.700e7bcbe5aa3p-56 }, 1 }, // cos(-0.1121997376282069) == 0.99371220989324258402
109 { 0x0.0p+0, { 0x1.0000000000000p+0, 0x0.0p+0 }, 1 }, // cos(0.0) == 1.0
110 { 0x1.cb91f3bbba140p-4, { 0x1.fcc7d8c64135fp-1, -0x1.700e7bcbe5aa3p-56 }, 1 }, // cos(0.1121997376282069) == 0.99371220989324258402
111 { 0x1.cb91f3bbba140p-3, { 0x1.f329c0558e969p-1, -0x1.7edb36a12557fp-57 }, 1 }, // cos(0.2243994752564138) == 0.97492791218182360896
112 { 0x1.58ad76cccb8f0p-2, { 0x1.e344ad05d3f86p-1, -0x1.fa507ebf8867ap-58 }, 1 }, // cos(0.3365992128846207) == 0.94388333030836756723
113 { 0x1.cb91f3bbba140p-2, { 0x1.cd4bca9cb5c71p-1, -0x1.c110117824236p-57 }, 1 }, // cos(0.4487989505128276) == 0.90096886790241913383
114 { 0x1.1f3b3855544c8p-1, { 0x1.b185d590d5a44p-1, 0x1.ff81ed9ef2c94p-55 }, 1 }, // cos(0.5609986881410345) == 0.84672419922828417999
115 { 0x1.58ad76cccb8f0p-1, { 0x1.904c37505de4bp-1, 0x1.8b6da23322397p-56 }, 1 }, // cos(0.6731984257692414) == 0.78183148246802982507
116 { 0x1.921fb54442d18p-1, { 0x1.6a09e667f3bcdp-1, -0x1.ec4c7696139d5p-56 }, 1 }, // cos(0.7853981633974483) == 0.70710678118654754605
117 { 0x1.cb91f3bbba140p-1, { 0x1.3f3a0e28bedd2p-1, -0x1.50b335a42a636p-55 }, 1 }, // cos(0.8975979010256552) == 0.62348980185873355788
118 { 0x1.0282191998ab4p+0, { 0x1.106682221cd8ap-1, 0x1.d1e51e44a788ep-56 }, 1 }, // cos(1.009797638653862) == 0.53203207651533659689
119 { 0x1.1f3b3855544c8p+0, { 0x1.bc4c04d71abc2p-2, -0x1.27b88616e3651p-56 }, 1 }, // cos(1.121997376282069) == 0.43388373911755815988
120 { 0x1.3bf457910fedcp+0, { 0x1.5234aca69a9ffp-2, -0x1.d2b681016ab21p-56 }, 1 }, // cos(1.2341971139102759) == 0.33027906195516712719
121 { 0x1.58ad76cccb8f0p+0, { 0x1.c7b90e3024584p-3, 0x1.04d91ba721277p-57 }, 1 }, // cos(1.3463968515384828) == 0.22252093395631445546
122 { 0x1.7566960887304p+0, { 0x1.ca9b4332d6f65p-4, 0x1.1c778073c64dcp-58 }, 1 }, // cos(1.4585965891666897) == 0.11196447610330791497
123#ifndef _M_IX86 // Too inaccurate on x86
124 { 0x1.921fb54442d18p+0, { 0x1.1a62633145c07p-54, -0x1.f1976b7ed8fbcp-110 }, 1 }, // cos(1.5707963267948966) == 6.1232339957367658861e-17
125#endif
126 { 0x1.aed8d47ffe72cp+0, { -0x1.ca9b4332d6f5dp-4, 0x1.f703667590af9p-58 }, 1 }, // cos(1.6829960644231035) == -0.11196447610330779328
127 { 0x1.cb91f3bbba140p+0, { -0x1.c7b90e3024580p-3, 0x1.802c738d03774p-60 }, 1 }, // cos(1.7951958020513104) == -0.22252093395631433606
128 { 0x1.e84b12f775b54p+0, { -0x1.5234aca69a9fcp-2, -0x1.d8fbf671ab766p-56 }, 1 }, // cos(1.9073955396795172) == -0.33027906195516701159
129 { 0x1.0282191998ab4p+1, { -0x1.bc4c04d71abc0p-2, 0x1.1b13a1dc0682cp-56 }, 1 }, // cos(2.019595277307724) == -0.43388373911755804954
130 { 0x1.10dea8b7767bep+1, { -0x1.106682221cd89p-1, -0x1.2c8a7a33558b4p-55 }, 1 }, // cos(2.131795014935931) == -0.53203207651533649319
131 { 0x1.1f3b3855544c8p+1, { -0x1.3f3a0e28bedd1p-1, 0x1.879da02139bebp-56 }, 1 }, // cos(2.243994752564138) == -0.62348980185873346213
132 { 0x1.2d97c7f3321d2p+1, { -0x1.6a09e667f3bccp-1, 0x1.4da530b7ba971p-59 }, 1 }, // cos(2.356194490192345) == -0.70710678118654745945
133 { 0x1.3bf457910fedcp+1, { -0x1.904c37505de4bp-1, 0x1.fa8a75ecd3b6bp-55 }, 1 }, // cos(2.4683942278205517) == -0.78183148246802974871
134 { 0x1.4a50e72eedbe6p+1, { -0x1.b185d590d5a44p-1, 0x1.65c52a9fecdc7p-57 }, 1 }, // cos(2.5805939654487586) == -0.84672419922828411483
135 { 0x1.58ad76cccb8f0p+1, { -0x1.cd4bca9cb5c70p-1, -0x1.a5a57d0c3fb12p-55 }, 1 }, // cos(2.6927937030769655) == -0.90096886790241908069
136 { 0x1.670a066aa95fap+1, { -0x1.e344ad05d3f86p-1, 0x1.b45a113d06283p-55 }, 1 }, // cos(2.8049934407051724) == -0.94388333030836752678
137 { 0x1.7566960887304p+1, { -0x1.f329c0558e969p-1, 0x1.5b0f4d2ea81b7p-55 }, 1 }, // cos(2.9171931783333793) == -0.97492791218182358171
138 { 0x1.83c325a66500ep+1, { -0x1.fcc7d8c64135fp-1, 0x1.367f102ff54fcp-55 }, 1 }, // cos(3.029392915961586) == -0.99371220989324257031
139 { 0x1.921fb54442d18p+1, { -0x1.0000000000000p+0, 0x1.377ce858a5d48p-107 }, 1 }, // cos(3.141592653589793) == -1.0
140 { 0x1.88b2f704a940ap+12, { 0x1.0000000000000p+0, -0x1.601c7d1da2ff3p-85 }, 1 }, // cos(6283.185307179587) == 1.0
141 { 0x1.88bf88025362bp+12, { 0x1.6a09e667f3e6dp-1, -0x1.985187d9d5455p-55 }, 1 }, // cos(6283.970705342984) == 0.70710678118662213545
142#ifndef _M_IX86 // Too inaccurate on x86
143 { 0x1.88cc18fffd84dp+12, { -0x1.e62a44fbaecdcp-42, 0x1.e03cc1e86af38p-96 }, 1 }, // cos(6284.756103506382) == -4.3180136364206742394e-13
144#endif
145 { 0x1.88d8a9fda7a6ep+12, { -0x1.6a09e667f3d48p-1, -0x1.406771f3f4b4dp-55 }, 1 }, // cos(6285.541501669779) == -0.70710678118658968493
146 { 0x1.88e53afb51c8fp+12, { -0x1.0000000000000p+0, 0x1.e3bc4d931655bp-85 }, 1 }, // cos(6286.326899833176) == -1.0
147 { 0x1.88f1cbf8fbeb1p+12, { -0x1.6a09e667f3635p-1, -0x1.01acf80c7daafp-58 }, 1 }, // cos(6287.112297996574) == -0.70710678118638859229
148#ifndef _M_IX86 // Too inaccurate on x86
149 { 0x1.88fe5cf6a60d2p+12, { -0x1.4bf20ea16eb60p-43, 0x1.c52cad7b06dffp-100 }, 1 }, // cos(6287.897696159971) == -1.4741343068232896286e-13
150#endif
151 { 0x1.890aedf4502f4p+12, { 0x1.6a09e667f4580p-1, -0x1.e07ed3c6dd437p-57 }, 1 }, // cos(6288.683094323369) == 0.70710678118682322809
152 { 0x1.89177ef1fa515p+12, { 0x1.0000000000000p+0, -0x1.8e55576e32da8p-93 }, 1 }, // cos(6289.468492486766) == 1.0
153 { 0x1.7f7ec53a8d491p+22, { 0x1.0000000000000p+0, -0x1.d67ba289b6955p-64 }, 1 }, // cos(6283185.307179586) == 0.9999999999999999999
154 { 0x1.812c48f8ba623p+22, { 0x1.0000000000000p+0, -0x1.40c9dccb0a88bp-64 }, 1 }, // cos(6310674.242898497) == 0.99999999999999999993
155 { 0x1.82d9ccb6e77b5p+22, { 0x1.0000000000000p+0, -0x1.8f57e0f27aa24p-65 }, 1 }, // cos(6338163.178617408) == 0.99999999999999999996
156 { 0x1.8487507514947p+22, { 0x1.0000000000000p+0, -0x1.ac8776513bbadp-66 }, 1 }, // cos(6365652.114336318) == 0.99999999999999999998
157 { 0x1.8634d43341ad9p+22, { 0x1.0000000000000p+0, -0x1.595d20e1fb0b4p-67 }, 1 }, // cos(6393141.050055229) == 0.99999999999999999999
158 { 0x1.87e257f16ec6bp+22, { 0x1.0000000000000p+0, -0x1.f2510443aa4e1p-70 }, 1 }, // cos(6420629.98577414) == 1.0
159 { 0x1.898fdbaf9bdfdp+22, { 0x1.0000000000000p+0, -0x1.f57ae5798c4c9p-73 }, 1 }, // cos(6448118.921493051) == 1.0
160 { 0x1.8b3d5f6dc8f8fp+22, { 0x1.0000000000000p+0, -0x1.6c0104149b832p-68 }, 1 }, // cos(6475607.857211961) == 1.0
161 { 0x1.8ceae32bf6121p+22, { 0x1.0000000000000p+0, -0x1.2464f1f2d5fd7p-66 }, 1 }, // cos(6503096.792930872) == 0.99999999999999999998
162};
163
164void Test_cos_approx(void)
165{
166 for (int i = 0; i < _countof(s_cos_approx_tests); i++)
167 {
168 double x = s_cos_approx_tests[i].x;
169 double expected = s_cos_approx_tests[i].expected.rounded;
170 double z = cos(x);
171 int64_t error = abs(ulp_error_precise(&s_cos_approx_tests[i].expected, z));
172 ok(error <= s_cos_approx_tests[i].max_error,
173 "cos(%.17e) = %.17e, expected %.17e, error %I64d ULPs, max %u ULPs\n",
174 x, z, expected, error, s_cos_approx_tests[i].max_error);
175 }
176}
177
178#ifdef HAS_COSF
179
180// These are expected to match exactly
181static TESTENTRY_DBL s_cosf_exact_tests[] =
182{
183 { 0x00000000 /* 0.000000 */, 0x3f800000 /* 1.000000 */ },
184 { 0x80000000 /* -0.000000 */, 0x3f800000 /* 1.000000 */ },
185 { 0x7f800000 /* 1.#INF00 */, 0x3f800000 /* 1.000000 */ },
186 { 0x7f800001 /* 1.#SNAN0 */, 0x3f800000 /* 1.000000 */ },
187 { 0x7fBFffff /* 1.#SNAN0 */, 0x3f800000 /* 1.000000 */ },
188 { 0x7fC00000 /* 1.#QNAN0 */, 0x3f800000 /* 1.000000 */ },
189 { 0x7fC80001 /* 1.#QNAN0 */, 0x3f800000 /* 1.000000 */ },
190 { 0x7fFfffff /* 1.#QNAN0 */, 0x3f800000 /* 1.000000 */ },
191 { 0xff800000 /* -1.#INF00 */, 0x3f800000 /* 1.000000 */ },
192 { 0xff800001 /* -1.#SNAN0 */, 0x3f800000 /* 1.000000 */ },
193 { 0xffBfffff /* -1.#SNAN0 */, 0x3f800000 /* 1.000000 */ },
194 { 0xffC00000 /* -1.#IND00 */, 0x3f800000 /* 1.000000 */ },
195 { 0xfff80001 /* -1.#QNAN0 */, 0x3f800000 /* 1.000000 */ },
196 { 0xffffffff /* -1.#QNAN0 */, 0x3f800000 /* 1.000000 */ },
197};
198
199void Test_cosf_exact(void)
200{
201 for (int i = 0; i < _countof(s_cosf_exact_tests); i++)
202 {
203 float x = u64_to_dbl(s_cosf_exact_tests[i].x);
204 float z = cosf(x);
205 ok_eq_flt_exact("cosf", s_cosf_exact_tests[i].x, z, s_cosf_exact_tests[i].result);
206 }
207}
208
209#endif // HAS_COSF
210
211#if defined(HAS_COSF) || defined(HAS_LIBM_SSE2)
212
213static TESTENTRY_DBL_APPROX s_cosf_approx_tests[] =
214{
215// { x, { y_rounded, y_difference } }
216 { -0x1.eadfb40000000p+14, { 0x1.fffff6720b4d7p-1, -0x1.caab3625bb93bp-60 }, 1 }, // cosf(-31415.92578125) == 0.99999971525326258726
217 { -0x1.ec19de0000000p+14, { -0x1.fffffcaedff8ep-1, -0x1.ccea382f6b4a7p-56 }, 1 }, // cosf(-31494.466796875) == -0.99999990114882722215
218 { -0x1.ed54060000000p+14, { 0x1.fffffe655ff0dp-1, -0x1.199c29847f8d0p-56 }, 1 }, // cosf(-31573.005859375) == 0.99999995219693148113
219 { -0x1.ee8e300000000p+14, { -0x1.fffff2b552c64p-1, 0x1.dbf46e5c8d090p-56 }, 1 }, // cosf(-31651.546875) == -0.99999960387630124266
220 { -0x1.efc8580000000p+14, { 0x1.ffffffb046ab1p-1, 0x1.c045a6f6943eap-56 }, 1 }, // cosf(-31730.0859375) == 0.99999999071891046075
221 { -0x1.f102800000000p+14, { -0x1.fffff999ca191p-1, 0x1.2fab6df536b2cp-55 }, 1 }, // cosf(-31808.625) == -0.99999980928719097755
222 { -0x1.f23caa0000000p+14, { 0x1.fffffa52bf77fp-1, 0x1.a982aa27ffcb8p-56 }, 1 }, // cosf(-31887.166015625) == 0.99999983081919188252
223 { -0x1.f376d20000000p+14, { -0x1.ffffff80b6dadp-1, 0x1.a5b05c534e3dcp-55 }, 1 }, // cosf(-31965.705078125) == -0.99999998518199146737
224 { -0x1.f4b0fa0000000p+14, { 0x1.fffff19d3dc88p-1, 0x1.5f2fa284e3b34p-55 }, 1 }, // cosf(-32044.244140625) == 0.99999957127046549743
225 { -0x1.3a28c60000000p+8, { 0x1.ffffffffd9f80p-1, 0x1.11ef5ad6631c5p-55 }, 1 }, // cosf(-314.1592712402344) == 0.99999999998270541951
226 { -0x1.395fb60000000p+8, { 0x1.6a0a3d1a7a6dap-1, -0x1.977e303298c2dp-57 }, 1 }, // cosf(-313.3738708496094) == 0.7071093649694504158
227 { -0x1.3896a60000000p+8, { 0x1.7f00f2211ed25p-20, 0x1.d77853d637f6bp-74 }, 1 }, // cosf(-312.5884704589844) == 1.4267999477724828801e-6
228 { -0x1.37cd960000000p+8, { -0x1.6a09f965bf8b6p-1, 0x1.f750c92d6486dp-56 }, 1 }, // cosf(-311.8030700683594) == -0.70710734717410758712
229 { -0x1.3704860000000p+8, { -0x1.fffffffff5ebdp-1, 0x1.052b9f4a06434p-56 }, 1 }, // cosf(-311.0176696777344) == -0.99999999999541665213
230 { -0x1.363b760000000p+8, { -0x1.6a0969b9b4964p-1, -0x1.435b1aa2ab474p-58 }, 1 }, // cosf(-310.2322692871094) == -0.70710306541358792115
231 { -0x1.3572660000000p+8, { 0x1.f61daceb80bc5p-18, -0x1.ad000756a30dcp-72 }, 1 }, // cosf(-309.4468688964844) == 7.482110258918759823e-6
232 { -0x1.34a9560000000p+8, { 0x1.6a0accc631809p-1, -0x1.8b6db2e4ccac8p-55 }, 1 }, // cosf(-308.6614685058594) == 0.70711364669182426177
233 { -0x1.33e0460000000p+8, { 0x1.ffffffff63570p-1, -0x1.85999abcbe954p-58 }, 1 }, // cosf(-307.8760681152344) == 0.99999999992875920368
234 { -0x1.921fb60000000p+1, { -0x1.fffffffffffdep-1, 0x1.adedb638bdc45p-55 }, 1 }, // cosf(-3.1415927410125732) == -0.99999999999999617863
235 { -0x1.83c3260000000p+1, { -0x1.fcc7d8ee629eap-1, -0x1.c092403527851p-57 }, 1 }, // cosf(-3.029392957687378) == -0.99371221456504811415
236 { -0x1.7566960000000p+1, { -0x1.f329c04df75e1p-1, -0x1.94b5906792936p-56 }, 1 }, // cosf(-2.9171931743621826) == -0.97492791129814917435
237 { -0x1.670a060000000p+1, { -0x1.e344ac78ea652p-1, 0x1.9f61256bfdbadp-55 }, 1 }, // cosf(-2.8049933910369873) == -0.94388331390400477198
238 { -0x1.58ad760000000p+1, { -0x1.cd4bc93947e86p-1, -0x1.9c6b1fc3ab365p-55 }, 1 }, // cosf(-2.692793607711792) == -0.90096882652501690844
239 { -0x1.4a50e80000000p+1, { -0x1.b185d74dc3dc9p-1, 0x1.48eb1bb8a423ap-55 }, 1 }, // cosf(-2.580594062805176) == -0.84672425102501688063
240 { -0x1.3bf4580000000p+1, { -0x1.904c38650a82ap-1, 0x1.3ad47f358d144p-55 }, 1 }, // cosf(-2.4683942794799805) == -0.78183151467715569144
241 { -0x1.2d97c80000000p+1, { -0x1.6a09e68c2affep-1, -0x1.6a960142b32c1p-55 }, 1 }, // cosf(-2.356194496154785) == -0.70710678540262942905
242 { -0x1.1f3b380000000p+1, { -0x1.3f3a0d1de49edp-1, 0x1.cd879482eb8dep-55 }, 1 }, // cosf(-2.24399471282959) == -0.62348977079301232665
243 { -0x1.10dea80000000p+1, { -0x1.10667fb4be354p-1, 0x1.9504316540b01p-55 }, 1 }, // cosf(-2.1317949295043945) == -0.53203200417838520991
244 { -0x1.02821a0000000p+1, { -0x1.bc4c0b53cbe22p-2, -0x1.1a73664d77efap-56 }, 1 }, // cosf(-2.0195953845977783) == -0.43388383578255419891
245 { -0x1.e84b120000000p+0, { -0x1.5234a9004fb03p-2, -0x1.3c674cbf335a2p-58 }, 1 }, // cosf(-1.9073954820632935) == -0.33027900757217327084
246 { -0x1.cb91f40000000p+0, { -0x1.c7b91044a20dfp-3, -0x1.d100a1778b4a6p-57 }, 1 }, // cosf(-1.7951958179473877) == -0.22252094945384380415
247 { -0x1.aed8d40000000p+0, { -0x1.ca9b3b3fd03e8p-4, 0x1.49dc6dc52da1fp-60 }, 1 }, // cosf(-1.6829960346221924) == -0.11196444648977854518
248 { -0x1.921fb60000000p+0, { -0x1.777a5cf72ceccp-25, -0x1.3378e8c79f568p-79 }, 1 }, // cosf(-1.5707963705062866) == -4.3711390001862414389e-8
249 { -0x1.7566960000000p+0, { 0x1.ca9b43ba6e56cp-4, 0x1.66912e6c0d216p-58 }, 1 }, // cosf(-1.4585965871810913) == 0.11196447807642124148
250 { -0x1.58ad760000000p+0, { 0x1.c7b9146d6d108p-3, 0x1.27fb296e1c85dp-58 }, 1 }, // cosf(-1.346396803855896) == 0.22252098044339896756
251 { -0x1.3bf4580000000p+0, { 0x1.5234ab03c1357p-2, -0x1.e21cc7cfd8619p-57 }, 1 }, // cosf(-1.2341971397399902) == 0.33027903757493019902
252 { -0x1.1f3b380000000p+0, { 0x1.bc4c060a9ede0p-2, -0x1.f9879c50ea968p-58 }, 1 }, // cosf(-1.121997356414795) == 0.4338837570173534817
253 { -0x1.02821a0000000p+0, { 0x1.1066809bef9dfp-1, 0x1.cd3047e3bf6cep-55 }, 1 }, // cosf(-1.0097976922988892) == 0.5320320310927932284
254 { -0x1.cb91f40000000p-1, { 0x1.3f3a0df35e12fp-1, 0x1.a916328089ddbp-55 }, 1 }, // cosf(-0.8975979089736938) == 0.62348979564470668081
255 { -0x1.921fb60000000p-1, { 0x1.6a09e5e333598p-1, 0x1.f2d6497399f20p-56 }, 1 }, // cosf(-0.7853981852531433) == 0.70710676573223721282
256 { -0x1.58ad760000000p-1, { 0x1.904c37d00df0ep-1, 0x1.285377f17f363p-55 }, 1 }, // cosf(-0.673198401927948) == 0.78183149733283289089
257 { -0x1.1f3b380000000p-1, { 0x1.b185d5be3b826p-1, 0x1.4d174c237772ep-57 }, 1 }, // cosf(-0.5609986782073975) == 0.84672420451329767147
258 { -0x1.cb91f40000000p-2, { 0x1.cd4bca8de615ap-1, 0x1.a7c4ca68ec1ecp-57 }, 1 }, // cosf(-0.4487989544868469) == 0.90096886617815675796
259 { -0x1.58ad760000000p-2, { 0x1.e344ad27a5d52p-1, -0x1.023380258c48ep-56 }, 1 }, // cosf(-0.336599200963974) == 0.94388333424550750749
260 { -0x1.cb91f40000000p-3, { 0x1.f329c051c2499p-1, -0x1.f9e29378a8f8dp-55 }, 1 }, // cosf(-0.22439947724342346) == 0.97492791173967235996
261 { -0x1.cb91f40000000p-4, { 0x1.fcc7d8c54c98fp-1, -0x1.f2da30acb6667p-56 }, 1 }, // cosf(-0.11219973862171173) == 0.99371220978200533529
262 { 0x0.0p+0, { 0x1.0000000000000p+0, 0x0.0p+0 }, 1 }, // cosf(0.0) == 1.0
263 { 0x1.cb91f40000000p-4, { 0x1.fcc7d8c54c98fp-1, -0x1.f2da30acb6667p-56 }, 1 }, // cosf(0.11219973862171173) == 0.99371220978200533529
264 { 0x1.cb91f40000000p-3, { 0x1.f329c051c2499p-1, -0x1.f9e29378a8f8dp-55 }, 1 }, // cosf(0.22439947724342346) == 0.97492791173967235996
265 { 0x1.58ad760000000p-2, { 0x1.e344ad27a5d52p-1, -0x1.023380258c48ep-56 }, 1 }, // cosf(0.336599200963974) == 0.94388333424550750749
266 { 0x1.cb91f40000000p-2, { 0x1.cd4bca8de615ap-1, 0x1.a7c4ca68ec1ecp-57 }, 1 }, // cosf(0.4487989544868469) == 0.90096886617815675796
267 { 0x1.1f3b380000000p-1, { 0x1.b185d5be3b826p-1, 0x1.4d174c237772ep-57 }, 1 }, // cosf(0.5609986782073975) == 0.84672420451329767147
268 { 0x1.58ad760000000p-1, { 0x1.904c37d00df0ep-1, 0x1.285377f17f363p-55 }, 1 }, // cosf(0.673198401927948) == 0.78183149733283289089
269 { 0x1.921fb60000000p-1, { 0x1.6a09e5e333598p-1, 0x1.f2d6497399f20p-56 }, 1 }, // cosf(0.7853981852531433) == 0.70710676573223721282
270 { 0x1.cb91f40000000p-1, { 0x1.3f3a0df35e12fp-1, 0x1.a916328089ddbp-55 }, 1 }, // cosf(0.8975979089736938) == 0.62348979564470668081
271 { 0x1.02821a0000000p+0, { 0x1.1066809bef9dfp-1, 0x1.cd3047e3bf6cep-55 }, 1 }, // cosf(1.0097976922988892) == 0.5320320310927932284
272 { 0x1.1f3b380000000p+0, { 0x1.bc4c060a9ede0p-2, -0x1.f9879c50ea968p-58 }, 1 }, // cosf(1.121997356414795) == 0.4338837570173534817
273 { 0x1.3bf4580000000p+0, { 0x1.5234ab03c1357p-2, -0x1.e21cc7cfd8619p-57 }, 1 }, // cosf(1.2341971397399902) == 0.33027903757493019902
274 { 0x1.58ad760000000p+0, { 0x1.c7b9146d6d108p-3, 0x1.27fb296e1c85dp-58 }, 1 }, // cosf(1.346396803855896) == 0.22252098044339896756
275 { 0x1.7566960000000p+0, { 0x1.ca9b43ba6e56cp-4, 0x1.66912e6c0d216p-58 }, 1 }, // cosf(1.4585965871810913) == 0.11196447807642124148
276 { 0x1.921fb60000000p+0, { -0x1.777a5cf72ceccp-25, -0x1.3378e8c79f568p-79 }, 1 }, // cosf(1.5707963705062866) == -4.3711390001862414389e-8
277 { 0x1.aed8d40000000p+0, { -0x1.ca9b3b3fd03e8p-4, 0x1.49dc6dc52da1fp-60 }, 1 }, // cosf(1.6829960346221924) == -0.11196444648977854518
278 { 0x1.cb91f40000000p+0, { -0x1.c7b91044a20dfp-3, -0x1.d100a1778b4a6p-57 }, 1 }, // cosf(1.7951958179473877) == -0.22252094945384380415
279 { 0x1.e84b120000000p+0, { -0x1.5234a9004fb03p-2, -0x1.3c674cbf335a2p-58 }, 1 }, // cosf(1.9073954820632935) == -0.33027900757217327084
280 { 0x1.02821a0000000p+1, { -0x1.bc4c0b53cbe22p-2, -0x1.1a73664d77efap-56 }, 1 }, // cosf(2.0195953845977783) == -0.43388383578255419891
281 { 0x1.10dea80000000p+1, { -0x1.10667fb4be354p-1, 0x1.9504316540b01p-55 }, 1 }, // cosf(2.1317949295043945) == -0.53203200417838520991
282 { 0x1.1f3b380000000p+1, { -0x1.3f3a0d1de49edp-1, 0x1.cd879482eb8dep-55 }, 1 }, // cosf(2.24399471282959) == -0.62348977079301232665
283 { 0x1.2d97c80000000p+1, { -0x1.6a09e68c2affep-1, -0x1.6a960142b32c1p-55 }, 1 }, // cosf(2.356194496154785) == -0.70710678540262942905
284 { 0x1.3bf4580000000p+1, { -0x1.904c38650a82ap-1, 0x1.3ad47f358d144p-55 }, 1 }, // cosf(2.4683942794799805) == -0.78183151467715569144
285 { 0x1.4a50e80000000p+1, { -0x1.b185d74dc3dc9p-1, 0x1.48eb1bb8a423ap-55 }, 1 }, // cosf(2.580594062805176) == -0.84672425102501688063
286 { 0x1.58ad760000000p+1, { -0x1.cd4bc93947e86p-1, -0x1.9c6b1fc3ab365p-55 }, 1 }, // cosf(2.692793607711792) == -0.90096882652501690844
287 { 0x1.670a060000000p+1, { -0x1.e344ac78ea652p-1, 0x1.9f61256bfdbadp-55 }, 1 }, // cosf(2.8049933910369873) == -0.94388331390400477198
288 { 0x1.7566960000000p+1, { -0x1.f329c04df75e1p-1, -0x1.94b5906792936p-56 }, 1 }, // cosf(2.9171931743621826) == -0.97492791129814917435
289 { 0x1.83c3260000000p+1, { -0x1.fcc7d8ee629eap-1, -0x1.c092403527851p-57 }, 1 }, // cosf(3.029392957687378) == -0.99371221456504811415
290 { 0x1.921fb60000000p+1, { -0x1.fffffffffffdep-1, 0x1.adedb638bdc45p-55 }, 1 }, // cosf(3.1415927410125732) == -0.99999999999999617863
291 { 0x1.88b2f80000000p+12, { 0x1.ffffff093cc76p-1, -0x1.8ec79178f5aa5p-58 }, 1 }, // cosf(6283.185546875) == 0.99999997127305450554
292 { 0x1.88bf880000000p+12, { 0x1.6a0a1b07f946fp-1, 0x1.4db8ae075b759p-57 }, 1 }, // cosf(6283.970703125) == 0.70710834953628233029
293 { 0x1.88cc180000000p+12, { 0x1.fffb093b7bd3cp-13, -0x1.df8ec7418e253p-67 }, 1 }, // cosf(6284.755859375) == 0.00024413137894850079169
294 { 0x1.88d8aa0000000p+12, { -0x1.6a0a1b7843dc6p-1, 0x1.7f43dde4e4f20p-57 }, 1 }, // cosf(6285.54150390625) == -0.70710836260871511377
295 { 0x1.88e53a0000000p+12, { -0x1.ffffff094685ep-1, -0x1.9f659d91c4c18p-57 }, 1 }, // cosf(6286.32666015625) == -0.99999997127748564434
296 { 0x1.88f1cc0000000p+12, { -0x1.6a0947a71f8aep-1, -0x1.67c2813b39e00p-55 }, 1 }, // cosf(6287.1123046875) == -0.7071020499713734199
297 { 0x1.88fe5c0000000p+12, { -0x1.ed4c19f8de03bp-13, 0x1.1ae4f556325e3p-68 }, 1 }, // cosf(6287.8974609375) == -0.00023522246899765501766
298 { 0x1.890aee0000000p+12, { 0x1.6a0aeed8a1ecdp-1, 0x1.2562159fc100ap-55 }, 1 }, // cosf(6288.68310546875) == 0.70711466211738530491
299 { 0x1.89177e0000000p+12, { 0x1.ffffff1b46be3p-1, 0x1.8518bb79e254fp-55 }, 1 }, // cosf(6289.46826171875) == 0.99999997337306149925
300 { 0x1.7f7ec60000000p+22, { 0x1.f682ee3035e5ep-1, -0x1.361e6347ab407p-56 }, 1 }, // cosf(6283185.5) == 0.98146766985423615199
301 { 0x1.812c480000000p+22, { 0x1.f0f85ecd81a70p-1, 0x1.fab7a971127b2p-55 }, 1 }, // cosf(6310674.0) == 0.97064491518615453268
302 { 0x1.82d9cc0000000p+22, { 0x1.f7daae4a37eefp-1, -0x1.77d3b300e3c92p-59 }, 1 }, // cosf(6338163.0) == 0.98409027725207731419
303 { 0x1.8487500000000p+22, { 0x1.fca831be87222p-1, 0x1.68cbf6e7287c4p-55 }, 1 }, // cosf(6365652.0) == 0.99347072077540969385
304 { 0x1.8634d40000000p+22, { 0x1.ff5bd5068e3f6p-1, 0x1.2575006ebddf9p-60 }, 1 }, // cosf(6393141.0) == 0.9987474985601909615
305 { 0x1.87e2580000000p+22, { 0x1.fff2bcc43ec8bp-1, -0x1.0dca912c18094p-55 }, 1 }, // cosf(6420630.0) == 0.99989881415912526392
306 { 0x1.898fdc0000000p+22, { 0x1.fe6c4964bdd53p-1, -0x1.e560127c2f5c8p-56 }, 1 }, // cosf(6448119.0) == 0.99691991190676740453
307 { 0x1.8b3d600000000p+22, { 0x1.faca17c921821p-1, 0x1.88027c587ac0dp-55 }, 1 }, // cosf(6475608.0) == 0.9898230965634448467
308 { 0x1.8ceae40000000p+22, { 0x1.f50fff91d8541p-1, 0x1.a57a776de50afp-59 }, 1 }, // cosf(6503097.0) == 0.97863768248877403285
309};
310
311#endif // defined(HAS_COSF) || defined(HAS_LIBM_SSE2)
312
313#if defined(HAS_COSF)
314
315void Test_cosf_approx(void)
316{
317 for (int i = 0; i < _countof(s_cosf_approx_tests); i++)
318 {
319 float x = s_cosf_approx_tests[i].x;
320 float expected = s_cosf_approx_tests[i].expected.rounded;
321 float z = cosf(x);
322 int64_t error = abs(ulp_error_flt(expected, z));
323 ok(error <= s_cos_approx_tests[i].max_error,
324 "cos(%.6e) = %.7e, expected %.7e, error %I64d ULPs, max %u ULPs\n",
325 x, z, expected, error, s_cos_approx_tests[i].max_error);
326 }
327}
328
329#endif // defined(HAS_COSF)
330
331#if defined(HAS_LIBM_SSE2)
332
333__ATTRIBUTE_SSE2__ __m128d __libm_sse2_cos(__m128d Xmm0);
334
335__ATTRIBUTE_SSE2__
336void Test_libm_sse2_cos(void)
337{
338 int i;
339 for (i = 0; i < _countof(s_cos_approx_tests); i++)
340 {
341 double x = s_cos_approx_tests[i].x;
342 double expected = s_cos_approx_tests[i].expected.rounded;
343 __m128d xmm0 = _mm_set_sd(x);
344 __m128d xmm1 = __libm_sse2_cos(xmm0);
345 double z = _mm_cvtsd_f64(xmm1);
346 int64_t error = ulp_error_precise(&s_cos_approx_tests[i].expected, z);
347 ok(error <= s_cos_approx_tests[i].max_error,
348 "__libm_sse2_cos(%.17e) = %.17e, expected %.17e, error %I64d ULPs, max %u ULPs\n",
349 x, z, expected, error, s_cos_approx_tests[i].max_error);
350 }
351}
352
353__ATTRIBUTE_SSE2__ __m128 __libm_sse2_cosf(__m128 Xmm0);
354
355__ATTRIBUTE_SSE2__
356void Test_libm_sse2_cosf(void)
357{
358 int i;
359 for (i = 0; i < _countof(s_cosf_approx_tests); i++)
360 {
361 float x = s_cosf_approx_tests[i].x;
362 float expected = s_cosf_approx_tests[i].expected.rounded;
363 __m128 xmm0 = _mm_set_ps1(x);
364 __m128 xmm1 = __libm_sse2_cosf(xmm0);
365 float z = _mm_cvtss_f32(xmm1);
366 int64_t error = ulp_error_flt(expected, z);
367 ok(error <= s_cosf_approx_tests[i].max_error,
368 "__libm_sse2_cosf(%.6e) = %.7e, expected %.7e, error %I64d ULPs, max %u ULPs\n",
369 x, z, expected, error, s_cosf_approx_tests[i].max_error);
370 }
371}
372
373#endif // defined(HAS_LIBM_SSE2)
374
375START_TEST(cos)
376{
377 Test_cos_exact();
378 Test_cos_approx();
379#if defined(HAS_COSF)
380 Test_cosf_exact();
381 Test_cosf_approx();
382#endif
383#if defined(HAS_LIBM_SSE2)
384 Test_libm_sse2_cos();
385 Test_libm_sse2_cosf();
386#endif
387}
cos
_STLP_DECLSPEC complex< float > _STLP_CALL cos(const complex< float > &)
Definition: complex_trig.cpp:92
ok
#define ok(value,...)
Definition: atltest.h:57
START_TEST
#define START_TEST(x)
Definition: atltest.h:75
int64_t
INT64 int64_t
Definition: types.h:72
_mm_set_sd
__m128d _mm_set_sd(double w)
Definition: emmintrin.h:1037
_mm_cvtsd_f64
double _mm_cvtsd_f64(__m128d a)
Definition: emmintrin.h:931
abs
#define abs(i)
Definition: fconv.c:206
x
GLint GLint GLint GLint GLint x
Definition: gl.h:1548
result
GLuint64EXT * result
Definition: glext.h:11304
z
GLdouble GLdouble z
Definition: glext.h:5874
i
GLsizei GLenum const GLvoid GLsizei GLenum GLbyte GLbyte GLbyte GLdouble GLdouble GLdouble GLfloat GLfloat GLfloat GLint GLint GLint GLshort GLshort GLshort GLubyte GLubyte GLubyte GLuint GLuint GLuint GLushort GLushort GLushort GLbyte GLbyte GLbyte GLbyte GLdouble GLdouble GLdouble GLdouble GLfloat GLfloat GLfloat GLfloat GLint GLint GLint GLint GLshort GLshort GLshort GLshort GLubyte GLubyte GLubyte GLubyte GLuint GLuint GLuint GLuint GLushort GLushort GLushort GLushort GLboolean const GLdouble const GLfloat const GLint const GLshort const GLbyte const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLdouble const GLfloat const GLfloat const GLint const GLint const GLshort const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort GLenum GLenum GLenum GLfloat GLenum GLint GLenum GLenum GLenum GLfloat GLenum GLenum GLint GLenum GLfloat GLenum GLint GLint GLushort GLenum GLenum GLfloat GLenum GLenum GLint GLfloat const GLubyte GLenum GLenum GLenum const GLfloat GLenum GLenum const GLint GLenum GLint GLint GLsizei GLsizei GLint GLenum GLenum const GLvoid GLenum GLenum const GLfloat GLenum GLenum const GLint GLenum GLenum const GLdouble GLenum GLenum const GLfloat GLenum GLenum const GLint GLsizei GLuint GLfloat GLuint GLbitfield GLfloat GLint GLuint GLboolean GLenum GLfloat GLenum GLbitfield GLenum GLfloat GLfloat GLint GLint const GLfloat GLenum GLfloat GLfloat GLint GLint GLfloat GLfloat GLint GLint const GLfloat GLint GLfloat GLfloat GLint GLfloat GLfloat GLint GLfloat GLfloat const GLdouble const GLfloat const GLdouble const GLfloat GLint i
Definition: glfuncs.h:248
cosf
_Check_return_ float __cdecl cosf(_In_ float x)
Definition: math.h:238
__libm_sse2_cosf
__ATTRIBUTE_SSE2__ __m128 __libm_sse2_cosf(__m128 Xmm0)
Definition: libm_sse2.c:86
__libm_sse2_cos
__ATTRIBUTE_SSE2__ __m128d __libm_sse2_cos(__m128d Xmm0)
Definition: libm_sse2.c:79
math_helpers.h
ok_eq_dbl_exact
#define ok_eq_dbl_exact(func, ullx, z, ullexp)
Definition: math_helpers.h:184
u64_to_dbl
static __inline double u64_to_dbl(UINT64 x)
Definition: math_helpers.h:25
__ATTRIBUTE_SSE2__
#define __ATTRIBUTE_SSE2__
Definition: math_helpers.h:19
ulp_error_precise
static __inline int64_t ulp_error_precise(PRECISE_VALUE *expected, double result)
Definition: math_helpers.h:154
ulp_error_flt
static __inline int ulp_error_flt(float expected, float result)
Definition: math_helpers.h:138
ok_eq_flt_exact
#define ok_eq_flt_exact(func, ux, z, uexp)
Definition: math_helpers.h:194
error
#define error(str)
Definition: mkdosfs.c:1605
Test_cos_exact
void Test_cos_exact(void)
Definition: cos.c:43
s_cosf_exact_tests
static TESTENTRY_DBL s_cosf_exact_tests[]
Definition: cos.c:181
s_cos_approx_tests
static TESTENTRY_DBL_APPROX s_cos_approx_tests[]
Definition: cos.c:54
Test_cosf_exact
void Test_cosf_exact(void)
Definition: cos.c:199
s_cos_exact_tests
static TESTENTRY_DBL s_cos_exact_tests[]
Definition: cos.c:25
Test_cosf_approx
void Test_cosf_approx(void)
Definition: cos.c:315
Test_cos_approx
void Test_cos_approx(void)
Definition: cos.c:164
s_cosf_approx_tests
static TESTENTRY_DBL_APPROX s_cosf_approx_tests[]
Definition: cos.c:213
expected
BOOL expected
Definition: store.c:2000
_countof
#define _countof(array)
Definition: sndvol32.h:70
_PRECISE_VALUE::rounded
double rounded
Definition: math_helpers.h:80
_TESTENTRY_DBL_APPROX
Definition: math_helpers.h:85
_TESTENTRY_DBL_APPROX::expected
PRECISE_VALUE expected
Definition: math_helpers.h:87
_TESTENTRY_DBL_APPROX::x
double x
Definition: math_helpers.h:86
_TESTENTRY_DBL
Definition: math_helpers.h:55
_mm_cvtss_f32
float _mm_cvtss_f32(__m128 a)
Definition: xmmintrin.h:921
_mm_set_ps1
__m128 _mm_set_ps1(float a)