mirror of
https://github.com/forth-ev/VolksForth.git
synced 2024-11-29 21:49:17 +00:00
86 lines
5.2 KiB
Forth
86 lines
5.2 KiB
Forth
\ *** Block No. 0 Hexblock 0
|
|
\\ Double words cas 10nov05
|
|
|
|
This File contains definitions for 32Bit Math
|
|
|
|
This definitions are already included in the volksFORTH Kernel:
|
|
|
|
2! 2@ 2drop 2dup 2over 2swap d+ d. d.r
|
|
d0= d< d= dabs dnegate
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
\ *** Block No. 1 Hexblock 1
|
|
\ 2constant 2rot 2variable d- d2/ ks 22 dez 87
|
|
|
|
: 2constant Create , , does> 2@ ;
|
|
|
|
: 2rot ( d1 d2 d3 -- d2 d3 d1 ) 5 roll 5 roll ;
|
|
|
|
: 2variable Variable 2 allot ;
|
|
|
|
: d- ( d1 d2 -- d3 ) dnegate d+ ;
|
|
|
|
Code d2/ ( d1 -- d2 )
|
|
A pop D sar A rcr A push Next end-code
|
|
|
|
|
|
|
|
|
|
\ *** Block No. 2 Hexblock 2
|
|
\ dmax dmin du< ks 22 dez 87
|
|
|
|
: dmax ( d1 d2 -- d3 )
|
|
2over 2over d< IF 2swap THEN 2drop ;
|
|
|
|
: dmin ( d1 d2 -- d3 )
|
|
2over 2over d< IF 2drop exit THEN 2swap 2drop ;
|
|
|
|
: du< ( 32b1 32b2 -- f )
|
|
rot 2dup = IF 2drop u< exit THEN u> -rot 2drop ;
|
|
|
|
|
|
|
|
|
|
|
|
|
|
\ *** Block No. 3 Hexblock 3
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
\ *** Block No. 4 Hexblock 4
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|