--- gforth/float.fs 2009/05/24 17:36:36 1.54 +++ gforth/float.fs 2010/03/22 17:08:06 1.57 @@ -1,6 +1,6 @@ \ High level floating point 14jan94py -\ Copyright (C) 1995,1997,2003,2004,2005,2006,2007 Free Software Foundation, Inc. +\ Copyright (C) 1995,1997,2003,2004,2005,2006,2007,2009 Free Software Foundation, Inc. \ This file is part of Gforth. @@ -233,13 +233,13 @@ set-current fnegate f~rel THEN ; --0e fp@ c@ $80 = [if] 0 [else] 7 [endif] constant fsign-offset +-0e 8 0 [do] fp@ [i] + c@ $80 = [if] [i] constant fsign-offset [then] [loop] : fcopysign ( r1 r2 -- r3 ) \ gforth \G r3 takes its absolute value from r1 and its sign from r2 \ !! implementation relies on IEEE DP format - fp@ dup fsign-offset + dup c@ $80 and >r ( r1 r2 addr-r1sign ) - float + dup c@ $7f and r> or swap c! + fp@ fsign-offset + dup c@ $80 and >r ( r1 r2 addr-r1sign ) + float+ dup c@ $7f and r> or swap c! fdrop ; \ proposals from Krishna Myeni in