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Annotation of gforth/test/float.fs, revision 1.1

1.1     ! anton       1: \ float wordset test suite
        !             2: 
        !             3: \ Copyright (C) 2002 Free Software Foundation, Inc.
        !             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
        !             9: \ as published by the Free Software Foundation; either version 2
        !            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
        !            18: \ along with this program; if not, write to the Free Software
        !            19: \ Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111, USA.
        !            20: 
        !            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 }