Annotation of gforth/test/float.fs, revision 1.11
1.1 anton 1: \ float wordset test suite
2:
1.11 ! anton 3: \ Copyright (C) 2002,2006,2007,2010,2012 Free Software Foundation, Inc.
1.1 anton 4:
5: \ This file is part of Gforth.
6:
7: \ Gforth is free software; you can redistribute it and/or
8: \ modify it under the terms of the GNU General Public License
1.7 anton 9: \ as published by the Free Software Foundation, either version 3
1.1 anton 10: \ of the License, or (at your option) any later version.
11:
12: \ This program is distributed in the hope that it will be useful,
13: \ but WITHOUT ANY WARRANTY; without even the implied warranty of
14: \ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15: \ GNU General Public License for more details.
16:
17: \ You should have received a copy of the GNU General Public License
1.7 anton 18: \ along with this program. If not, see http://www.gnu.org/licenses/.
1.1 anton 19:
1.8 anton 20: testing float wordset
1.1 anton 21: decimal
22:
23: \ d>f d>d
24:
25: { 4503599627370497. 2dup d>f f>d d= -> true }
26: { -4503599627370497. 2dup d>f f>d d= -> true }
27: { 9007199254740991. 2dup d>f f>d d= -> true }
28: { -9007199254740991. 2dup d>f f>d d= -> true }
29:
30: \ fround
31: { 0.5e fround 0e f= -> true }
32: { 1.5e fround 2e f= -> true }
33: { 2.5e fround 2e f= -> true }
34: { -0.5e fround -0e f= -> true }
35: { -1.5e fround -2e f= -> true }
36: { -2.5e fround -2e f= -> true }
37: { 4503599627370495. d>f 0.5e f+ fround 4503599627370496. d>f f= -> true }
38: { 4503599627370494. d>f 0.5e f+ fround 4503599627370494. d>f f= -> true }
39: { 4503599627370497. d>f fdup fround f= -> true }
40: { 9007199254740991. d>f fdup fround f= -> true }
41: { -4503599627370495. d>f -0.5e f+ fround -4503599627370496. d>f f= -> true }
42: { -4503599627370495. d>f 0.5e f+ fround -4503599627370494. d>f f= -> true }
43: { -4503599627370497. d>f fdup fround f= -> true }
44: { -9007199254740991. d>f fdup fround f= -> true }
1.3 anton 45: { 1.49999e fround 1e f= -> true }
46:
47: \ >float (very incomplete, just a regression test)
48: { s" -" >float -> false }
49: { s" +" >float -> false }
50: { s" " >float 0e f= -> true true }
1.5 anton 51: { s" 2e+3e" >float -> false }
52: { s" 2+3" >float -> 2000e true }
1.10 anton 53:
54: set-near
55: \ transcendenal and other functions, mainly test effect on TOS (not FTOS)
56: { 12345 2e 3e f** -> 12345 8e }
57: { 12345 1.8e floor -> 12345 1e }
58: { 12345 1.8e fround -> 12345 2e }
59: { 12345 -1.8e fabs -> 12345 1.8e }
60: { 12345 1e facos -> 12345 0e }
61: { 12345 1e fasin -> 12345 pi 2e f/ }
62: { 12345 0e fatan -> 12345 0e }
63: { 12345 1e 0e fatan2 -> 12345 pi 2e f/ }
64: { 12345 pi fcos -> 12345 -1e }
65: { 12345 0e fexp -> 12345 1e }
66: { 12345 0e fexpm1 -> 12345 0e }
67: { 12345 1e fln -> 12345 0e }
68: { 12345 0e flnp1 -> 12345 0e }
69: { 12345 1e flog -> 12345 0e }
70: { 12345 0e falog -> 12345 1e }
71: { 12345 pi f2/ fsin -> 12345 1e }
72: { 12345 0e fsincos -> 12345 0e 1e }
73: { 12345 4e fsqrt -> 12345 2e }
74: { 12345 pi 4e f/ ftan -> 12345 1e }
75: { 12345 0e fsinh -> 12345 0e }
76: { 12345 0e fcosh -> 12345 1e }
77: { 12345 0e ftanh -> 12345 0e }
78: { 12345 0e fasinh -> 12345 0e }
79: { 12345 1e facosh -> 12345 0e }
80: { 12345 0e fatanh -> 12345 0e }
81:
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