Annotation of gforth/test/dbltest.fs, revision 1.5

1.1       anton       1: \ test some double primitives
                      2: 
1.5     ! anton       3: \ Copyright (C) 1996,1998,1999 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
                      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., 675 Mass Ave, Cambridge, MA 02139, USA.
                     20: 
1.4       jwilke     21: require ./tester.fs
                     22: require ./coretest.fs
1.1       anton      23: 
                     24: \ fm/mod, sm/rem, um/mod, s>d, m*, um* already covered in coretest.fs
                     25: 
                     26: { 0. 0 m+ -> 0. }
                     27: { 0. 1 m+ -> 1. }
                     28: { 0. -1 m+ -> -1. }
                     29: { 1. -1 m+ -> 0. }
                     30: { MAX-UINT 0 1 m+ -> 0 1 }
                     31: { MAX-UINT MAX-UINT 1 m+ -> 0. }
                     32: 
                     33: { 0. 0. d+ -> 0. }
                     34: { 1. -1. d+ -> 0. }
                     35: { -1. 1. d+ -> 0. }
                     36: { -1. -1. d+ -> -2. }
                     37: { MAX-UINT 0 2dup d+ -> MAX-UINT 1- 1 }
                     38: { MAX-UINT 1 1 1 d+ -> 0 3 }
                     39: 
                     40: { 0. 0. d- -> 0. }
                     41: { 0. 1. d- -> -1. }
                     42: { 0. -1. d- -> 1. }
                     43: { 1. 0. d- -> 1. }
                     44: { 1. 1. d- -> 0. }
                     45: { -1. -1. d- -> 0. }
                     46: { 1. -1. d- -> 2. }
                     47: { -1. 1. d- -> -2. }
                     48: { 0 2 1. d- -> MAX-UINT 1 }
                     49: 
                     50: { 0. dnegate -> 0. }
                     51: { 1. dnegate -> -1. }
                     52: { -2. dnegate -> 2. }
                     53: { 0 1 dnegate -> 0 -1 }
                     54: { 1 1 dnegate -> MAX-UINT -2 }
                     55: 
                     56: { 1. d2* -> 2. }
                     57: { -10. d2* -> -20. }
                     58: { MAX-UINT 1 d2* -> MAX-UINT 1- 3 }
                     59: 
                     60: { 0. d2/ -> 0. }
                     61: { 1. d2/ -> 0. }
                     62: { -1. d2/ -> -1. }
                     63: { MAX-UINT 3 d2/ -> MAX-UINT 1 }
                     64: 
                     65: { 0. 0. d= -> true }
                     66: { 0. 1. d= -> false }
                     67: { 0 1 0 0 d= -> false }
                     68: { 1 1 0 0 d= -> false }
                     69: 
                     70: { 0. 0. d<> -> false }
                     71: { 0. 1. d<> -> true }
                     72: { 0 1 0 0 d<> -> true }
                     73: { 1 1 0 0 d<> -> true }
                     74: 
                     75: { 1. 1. d< -> false }
                     76: { 0. 1. d< -> true }
                     77: { 1 0 0 1 d< -> true }
                     78: { 0 1 1 0 d< -> false }
                     79: { -1. 0. d< -> true }
                     80: 
                     81: { 1. 1. d> -> false }
                     82: { 0. 1. d> -> false }
                     83: { 1 0 0 1 d> -> false }
                     84: { 0 1 1 0 d> -> true }
                     85: { -1. 0. d> -> false }
                     86: 
                     87: { 1. 1. d>= -> true }
                     88: { 0. 1. d>= -> false }
                     89: { 1 0 0 1 d>= -> false }
                     90: { 0 1 1 0 d>= -> true }
                     91: { -1. 0. d>= -> false }
                     92: 
                     93: { 1. 1. d<= -> true }
                     94: { 0. 1. d<= -> true }
                     95: { 1 0 0 1 d<= -> true }
                     96: { 0 1 1 0 d<= -> false }
                     97: { -1. 0. d<= -> true }
                     98: 
                     99: \ Since the d-comparisons, the du-comparisons, and the d0-comparisons
                    100: \ are generated from the same source, we only test the ANS words in
                    101: \ the following.
                    102: 
                    103: { 0. d0= -> true }
                    104: { 1. d0= -> false }
                    105: { 0 1 d0= -> false }
                    106: { 1 1 d0= -> false }
                    107: { -1. d0= -> false }
                    108: 
                    109: { 0. d0< -> false }
                    110: { -1. d0< -> true }
                    111: { -1 0 d0< -> false }
                    112: { 0 min-int d0< -> true }
                    113: 
                    114: { 1. 1. du< -> false }
                    115: { 0. 1. du< -> true }
                    116: { 1 0 0 1 du< -> true }
                    117: { 0 1 1 0 du< -> false }
                    118: { -1. 0. du< -> false }

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