--- gforth/cross.fs 1994/07/13 19:20:59 1.8 +++ gforth/cross.fs 1994/07/21 10:52:37 1.9 @@ -1,5 +1,5 @@ \ CROSS.FS The Cross-Compiler 06oct92py -\ $Id: cross.fs,v 1.8 1994/07/13 19:20:59 pazsan Exp $ +\ $Id: cross.fs,v 1.9 1994/07/21 10:52:37 pazsan Exp $ \ Idea and implementation: Bernd Paysan (py) \ Copyright 1992 by the ANSI figForth Development Group @@ -21,7 +21,7 @@ \ targets 09jun93jaw \ added: 2user and value 11jun93jaw -include other.fs \ ansforth extentions for cross +\ include other.fs \ ansforth extentions for cross : comment? ( c-addr u -- c-addr u ) 2dup s" (" compare 0= @@ -31,47 +31,6 @@ include other.fs \ ansforth extent decimal -\ number? 11may93jaw - -\ checks for +, -, $, & ... -: leading? ( c-addr u -- c-addr u doubleflag negflag base ) - 2dup 1- chars + c@ [char] . = \ process double - IF dup 1 chars = IF over 1 swap c! false ELSE 1 chars - true THEN - \ only if more than only . ( may be number output! ) - \ if only . => store garbage - ELSE false THEN >r \ numbers - false -rot base @ -rot - BEGIN over c@ - dup [char] - = - IF drop >r >r >r - drop true r> r> r> 0 THEN - dup [char] + = - IF drop 0 THEN - dup [char] $ = - IF drop >r >r drop 16 r> r> 0 THEN - dup [char] & = - IF drop >r >r drop 10 r> r> 0 THEN - 0= IF 1 chars - swap char+ swap false ELSE true THEN - over 0= or - UNTIL - rot >r rot r> r> -rot ; - -: number? ( c-addr -- n/d flag ) -\ return -1 if cell 1 if double 0 if garbage - 0 swap 0 swap \ create double number - count leading? - base @ >r base ! - >r >r - >number IF 2drop false r> r> 2drop - r> base ! EXIT THEN - drop r> r> - IF IF dnegate 1 - ELSE drop negate -1 THEN - ELSE IF 1 ELSE drop -1 THEN - THEN r> base ! ; - - - \ Begin CROSS COMPILER: \ GhostNames 9may93jaw @@ -424,6 +383,7 @@ ghost unloop ghost ;S ghost lit ghost (compile) ghost ! 2drop drop ghost (;code) ghost noop 2drop ghost (.") ghost (S") ghost (ABORT") 2drop drop +ghost ' \ compile 10may93jaw @@ -682,6 +642,8 @@ Cond: ABORT" restrict? compile (ABORT Cond: IS T ' >body H compile ALiteral compile ! ;Cond : IS T ' >body ! H ; +Cond: TO T ' >body H compile ALiteral compile ! ;Cond +: TO T ' >body ! H ; \ LINKED ERR" ENV" 2ENV" 18may93jaw