--- gforth/test/gforth.fs 2006/10/22 16:54:01 1.9 +++ gforth/test/gforth.fs 2006/12/31 13:39:20 1.12 @@ -1,6 +1,6 @@ \ test some gforth extension words -\ Copyright (C) 2003,2004,2005 Free Software Foundation, Inc. +\ Copyright (C) 2003,2004,2005,2006 Free Software Foundation, Inc. \ This file is part of Gforth. @@ -49,49 +49,3 @@ decimal { 1e 0e f/ pad 16 represent drop 2drop pad 15 + c@ '0 = -> false } { 0e 0e f/ pad 16 represent drop 2drop pad 15 + c@ '0 = -> false } { -1e 0e f/ pad 16 represent drop 2drop pad 15 + c@ '0 = -> false } - -\ gforth now guarantees exceptions in division errors - -\ division by zero -{ 1 0 ' / catch -> 1 0 -10 } -{ 1 0 ' mod catch -> 1 0 -10 } -{ 1 0 ' /mod catch -> 1 0 -10 } -{ 1 1 0 ' */mod catch -> 1 1 0 -10 } -{ 1 1 0 ' */ catch -> 1 1 0 -10 } -{ 1. 0 ' fm/mod catch -> 1. 0 -10 } -{ 1. 0 ' sm/rem catch -> 1. 0 -10 } -{ 1. 0 ' um/mod catch -> 1. 0 -10 } - -\ division overflows (might come out as "division by zero" or "overflow") -environment-wordlist >order -{ max-n invert -1 ' / catch 0= -> max-n invert -1 false } -{ max-n invert -1 ' mod catch 0= -> max-n invert -1 false } -{ max-n invert -1 ' /mod catch 0= -> max-n invert -1 false } -{ 1 max-n invert -1 ' */ catch 0= -> 1 max-n invert -1 false } -{ 1 max-n invert -1 ' */mod catch 0= -> 1 max-n invert -1 false } -{ max-n invert s>d -1 ' fm/mod catch 0= -> max-n invert s>d -1 false } -{ max-n invert s>d -1 ' sm/rem catch 0= -> max-n invert s>d -1 false } - -{ 2 max-n 2/ 1+ 1 ' */ catch 0= -> 2 max-n 2/ 1+ 1 false } -{ 2 max-n 2/ 1+ 1 ' */mod catch 0= -> 2 max-n 2/ 1+ 1 false } -{ max-n 0 1. d+ 1 ' fm/mod catch 0= -> max-n 0 1. d+ 1 false } -{ max-n 0 1. d+ 1 ' sm/rem catch 0= -> max-n 0 1. d+ 1 false } -{ max-u 0 1. d+ 1 ' um/mod catch 0= -> max-u 0 1. d+ 1 false } - -{ 1 1 dnegate 2 ' fm/mod catch 0= -> max-u 0 2. d+ dnegate 2 false } -{ 1 1 dnegate 2 ' sm/rem catch 0= -> -1 max-n invert true } - -{ 1 1 -2 ' fm/mod catch 0= -> 1 1 -2 false } -{ 1 1 -2 ' sm/rem catch 0= -> 1 max-n invert true } - -{ max-u max-n 2/ max-n invert ' fm/mod catch -> -1 max-n invert 0 } -{ max-u max-n 2/ max-n invert ' sm/rem catch -> max-n max-n negate 0 } - -{ 0 max-n 2/ 1+ max-n invert ' fm/mod catch -> 0 max-n invert 0 } -{ 0 max-n 2/ 1+ max-n invert ' sm/rem catch -> 0 max-n invert 0 } - -{ 1 max-n 2/ 1+ max-n invert ' fm/mod catch 0= -> 1 max-n 2/ 1+ max-n invert false } -{ 1 max-n 2/ 1+ max-n invert ' sm/rem catch 0= -> 1 max-n invert true } - -{ 0 max-u -1. d+ max-u ' um/mod catch 0= -> max-u 1- max-u true } -{ 0 max-u max-u ' um/mod catch 0= -> 0 max-u max-u false }