Diff for /gforth/float.fs between versions 1.65 and 1.68

version 1.65, 2012/05/26 10:20:01 version 1.68, 2012/12/31 15:25:18
Line 1 Line 1
 \ High level floating point                            14jan94py  \ High level floating point                            14jan94py
   
 \ Copyright (C) 1995,1997,2003,2004,2005,2006,2007,2009,2010,2011 Free Software Foundation, Inc.  \ Copyright (C) 1995,1997,2003,2004,2005,2006,2007,2009,2010,2011,2012 Free Software Foundation, Inc.
   
 \ This file is part of Gforth.  \ This file is part of Gforth.
   
Line 131  DOES> ( -- r ) Line 131  DOES> ( -- r )
 [IFDEF] fp-char  [IFDEF] fp-char
 : sfnumber ( c-addr u -- r true | false )  : sfnumber ( c-addr u -- r true | false )
     fp-char @ >float1 ;      fp-char @ >float1 ;
   
   Create si-prefixes ," PTGMk munpf"
   si-prefixes count bl scan drop Constant zero-exp
   
   : prefix-number ( c-addr u -- r true | false )
       si-prefixes count bounds DO
           2dup I c@ scan nip dup 0<> IF
               1 = IF  1- fp-char @  ELSE  I c@  THEN
               >float1
               dup IF  1000 s>f zero-exp I - s>f f** f*  THEN
               UNLOOP  EXIT  THEN  drop
       LOOP
       sfnumber ;
 [ELSE]  [ELSE]
 : sfnumber ( c-addr u -- r true | false )  : sfnumber ( c-addr u -- r true | false )
     >float ;      >float ;
   : prefix-number  sfnumber ;
 [THEN]  [THEN]
   
 [ifdef] recognizer:  [ifdef] recognizer:
Line 149  DOES> ( -- r ) Line 163  DOES> ( -- r )
     recognizer: r:fnumber      recognizer: r:fnumber
   
     : fnum-recognizer ( addr u -- float int-table | addr u r:fail )      : fnum-recognizer ( addr u -- float int-table | addr u r:fail )
         2dup sfnumber          2dup prefix-number
         IF          IF
             2drop r:fnumber  EXIT              2drop r:fnumber  EXIT
         THEN          THEN

Removed from v.1.65  
changed lines
  Added in v.1.68


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