/fth/t_corex.fth
https://github.com/philburk/pforth · Forth · 334 lines · 263 code · 71 blank · 0 comment · 1 complexity · 1f9d6f4c9c8897948eb9c77b295c97cb MD5 · raw file
- \ @(#) t_corex.fth 98/03/16 1.2
- \ Test ANS Forth Core Extensions
- \
- \ Copyright 1994 3DO, Phil Burk
- INCLUDE? }T{ t_tools.fth
- ANEW TASK-T_COREX.FTH
- DECIMAL
- TEST{
- \ ==========================================================
- T{ 1 2 3 }T{ 1 2 3 }T
- \ ----------------------------------------------------- .(
- T{ 27 .( IF YOU SEE THIS THEN .( WORKED!) }T{ 27 }T
- CR .( 1234 - SHOULD LINE UP WITH NEXT LINE.) CR 1234 8 .R CR
- T{ .( ) 987 .( TEST NULL STRING IN .( ) CR }T{ 987 }T
- \ ----------------------------------------------------- 0<>
- T{ 5 0<> }T{ TRUE }T
- T{ 0 0<> }T{ 0 }T
- T{ -1000 0<> }T{ TRUE }T
- \ ----------------------------------------------------- 2>R 2R> 2R@
- : T2>R ( -- .... )
- 17
- 20 5 2>R
- 19
- 2R@
- 37
- 2R>
- \ 2>R should be the equivalent of SWAP >R >R so this next construct
- \ should reduce to a SWAP.
- 88 77 2>R R> R>
- ;
- T{ T2>R }T{ 17 19 20 5 37 20 5 77 88 }T
- \ ----------------------------------------------------- :NONAME
- T{ :NONAME 100 50 + ; EXECUTE }T{ 150 }T
- \ ----------------------------------------------------- <>
- T{ 12345 12305 <> }T{ TRUE }T
- T{ HEX 98765432 98765432 DECIMAL <> }T{ 0 }T
- \ ----------------------------------------------------- ?DO
- : T?DO ( n -- sum_n ) 0 SWAP 1+ 0 ?DO i + LOOP ;
- T{ 0 T?DO }T{ 0 }T
- T{ 4 T?DO }T{ 10 }T
- \ ----------------------------------------------------- AGAIN
- : T.AGAIN ( n -- )
- BEGIN
- DUP .
- DUP 6 < IF EXIT THEN
- 1-
- AGAIN
- ;
- T{ 10 T.AGAIN CR }T{ 5 }T
- \ ----------------------------------------------------- C"
- : T.C" ( -- $STRING )
- C" x5&"
- ;
- T{ T.C" C@ }T{ 3 }T
- T{ T.C" COUNT DROP C@ }T{ CHAR x }T
- T{ T.C" COUNT DROP CHAR+ C@ }T{ CHAR 5 }T
- T{ T.C" COUNT DROP 2 CHARS + C@ }T{ CHAR & }T
- \ ----------------------------------------------------- CASE
- : T.CASE ( N -- )
- CASE
- 1 OF 101 ENDOF
- 27 OF 892 ENDOF
- 941 SWAP \ default
- ENDCASE
- ;
- T{ 1 T.CASE }T{ 101 }T
- T{ 27 T.CASE }T{ 892 }T
- T{ 49 T.CASE }T{ 941 }T
- \ ----------------------------------------------------- COMPILE,
- : COMPILE.SWAP ['] SWAP COMPILE, ; IMMEDIATE
- : T.COMPILE,
- 19 20 27 COMPILE.SWAP 39
- ;
- T{ T.COMPILE, }T{ 19 27 20 39 }T
- \ ----------------------------------------------------- CONVERT
- : T.CONVERT
- 0 S>D S" 1234xyz" DROP CONVERT
- >R
- D>S
- R> C@
- ;
- T{ T.CONVERT }T{ 1234 CHAR x }T
- \ ----------------------------------------------------- ERASE
- : T.COMMA.SEQ ( n -- , lay down N sequential bytes )
- 0 ?DO I C, LOOP
- ;
- CREATE T-ERASE-DATA 64 T.COMMA.SEQ
- T{ T-ERASE-DATA 8 + C@ }T{ 8 }T
- T{ T-ERASE-DATA 7 + 3 ERASE
- T{ T-ERASE-DATA 6 + C@ }T{ 6 }T
- T{ T-ERASE-DATA 7 + C@ }T{ 0 }T
- T{ T-ERASE-DATA 8 + C@ }T{ 0 }T
- T{ T-ERASE-DATA 9 + C@ }T{ 0 }T
- T{ T-ERASE-DATA 10 + C@ }T{ 10 }T
- \ ----------------------------------------------------- FALSE
- T{ FALSE }T{ 0 }T
- \ ----------------------------------------------------- HEX
- T{ HEX 10 DECIMAL }T{ 16 }T
- \ ----------------------------------------------------- MARKER
- : INDIC? ( <name> -- ifInDic , is the following word defined? )
- bl word find
- swap drop 0= 0=
- ;
- create FOOBAR
- MARKER MYMARK \ create word that forgets itself
- create GOOFBALL
- MYMARK
- T{ indic? foobar indic? mymark indic? goofball }T{ true false false }T
- \ ----------------------------------------------------- NIP
- T{ 33 44 55 NIP }T{ 33 55 }T
- \ ----------------------------------------------------- PARSE
- : T.PARSE ( char <string>char -- addr num )
- PARSE
- >R \ save length
- PAD R@ CMOVE \ move string to pad
- PAD R>
- ;
- T{ CHAR % T.PARSE wxyz% SWAP C@ }T{ 4 CHAR w }T
- \ ----------------------------------------------------- PICK
- T{ 13 12 11 10 2 PICK }T{ 13 12 11 10 12 }T
- \ ----------------------------------------------------- QUERY
- T{ ' QUERY 0<> }T{ TRUE }T
- \ ----------------------------------------------------- REFILL
- T{ ' REFILL 0<> }T{ TRUE }T
- \ ----------------------------------------------------- RESTORE-INPUT
- T{ : T.SAVE-INPUT SAVE-INPUT RESTORE-INPUT ; T.SAVE-INPUT }T{ 0 }T
- \ TESTING SAVE-INPUT and RESTORE-INPUT with a string source
- VARIABLE SI_INC 0 SI_INC !
- : SI1
- SI_INC @ >IN +!
- 15 SI_INC !
- ;
- : S$ S" SAVE-INPUT SI1 RESTORE-INPUT 12345" ;
- T{ S$ EVALUATE SI_INC @ }T{ 0 2345 15 }T
- \ ----------------------------------------------------- ROLL
- T{ 15 14 13 12 11 10 0 ROLL }T{ 15 14 13 12 11 10 }T
- T{ 15 14 13 12 11 10 1 ROLL }T{ 15 14 13 12 10 11 }T
- T{ 15 14 13 12 11 10 2 ROLL }T{ 15 14 13 11 10 12 }T
- T{ 15 14 13 12 11 10 3 ROLL }T{ 15 14 12 11 10 13 }T
- T{ 15 14 13 12 11 10 4 ROLL }T{ 15 13 12 11 10 14 }T
- \ ----------------------------------------------------- SOURCE-ID
- T{ SOURCE-ID 0<> }T{ TRUE }T
- T{ : T.SOURCE-ID S" SOURCE-ID" EVALUATE ; T.SOURCE-ID }T{ -1 }T
- \ ----------------------------------------------------- SPAN
- T{ ' SPAN 0<> }T{ TRUE }T
- \ ----------------------------------------------------- TO VALUE
- 333 VALUE MY-VALUE
- T{ MY-VALUE }T{ 333 }T
- T{ 1000 TO MY-VALUE MY-VALUE }T{ 1000 }T
- : TEST.VALUE ( -- 19 100 )
- 100 TO MY-VALUE
- 19
- MY-VALUE
- ;
- T{ TEST.VALUE }T{ 19 100 }T
- \ ----------------------------------------------------- TRUE
- T{ TRUE }T{ 0 0= }T
- \ ----------------------------------------------------- TUCK
- T{ 44 55 66 TUCK }T{ 44 66 55 66 }T
- \ ----------------------------------------------------- U.R
- HEX CR .( ABCD4321 - SHOULD LINE UP WITH NEXT LINE.) CR
- ABCD4321 C U.R CR DECIMAL
- \ ----------------------------------------------------- U>
- T{ -5 3 U> }T{ TRUE }T
- T{ 10 8 U> }T{ TRUE }T
- \ ----------------------------------------------------- UNUSED
- T{ UNUSED 0> }T{ TRUE }T
- \ ----------------------------------------------------- WITHIN
- T{ 4 5 10 WITHIN }T{ 0 }T
- T{ 5 5 10 WITHIN }T{ TRUE }T
- T{ 9 5 10 WITHIN }T{ TRUE }T
- T{ 10 5 10 WITHIN }T{ 0 }T
- T{ 4 10 5 WITHIN }T{ TRUE }T
- T{ 5 10 5 WITHIN }T{ 0 }T
- T{ 9 10 5 WITHIN }T{ 0 }T
- T{ 10 10 5 WITHIN }T{ TRUE }T
- T{ -6 -5 10 WITHIN }T{ 0 }T
- T{ -5 -5 10 WITHIN }T{ TRUE }T
- T{ 9 -5 10 WITHIN }T{ TRUE }T
- T{ 10 -5 10 WITHIN }T{ 0 }T
- \ ----------------------------------------------------- [COMPILE]
- : T.[COMPILE].IF [COMPILE] IF ; IMMEDIATE
- : T.[COMPILE] 40 0> T.[COMPILE].IF 97 ELSE 53 THEN 97 = ;
- T{ T.[COMPILE] }T{ TRUE }T
- \ ----------------------------------------------------- \
- \ .( TESTING DO +LOOP with large and small increments )
- \ Contributed by Andrew Haley
- 0 invert CONSTANT MAX-UINT
- 0 INVERT 1 RSHIFT CONSTANT MAX-INT
- 0 INVERT 1 RSHIFT INVERT CONSTANT MIN-INT
- MAX-UINT 8 RSHIFT 1+ CONSTANT USTEP
- USTEP NEGATE CONSTANT -USTEP
- MAX-INT 7 RSHIFT 1+ CONSTANT STEP
- STEP NEGATE CONSTANT -STEP
- VARIABLE BUMP
- T{ : GD8 BUMP ! DO 1+ BUMP @ +LOOP ; }T{ }T
- T{ 0 MAX-UINT 0 USTEP GD8 }T{ 256 }T
- T{ 0 0 MAX-UINT -USTEP GD8 }T{ 256 }T
- T{ 0 MAX-INT MIN-INT STEP GD8 }T{ 256 }T
- T{ 0 MIN-INT MAX-INT -STEP GD8 }T{ 256 }T
- \ Two's complement arithmetic, wraps around modulo wordsize
- \ Only tested if the Forth system does wrap around, use of conditional
- \ compilation deliberately avoided
- MAX-INT 1+ MIN-INT = CONSTANT +WRAP?
- MIN-INT 1- MAX-INT = CONSTANT -WRAP?
- MAX-UINT 1+ 0= CONSTANT +UWRAP?
- 0 1- MAX-UINT = CONSTANT -UWRAP?
- : GD9 ( n limit start step f result -- )
- >R IF GD8 ELSE 2DROP 2DROP R@ THEN }T{ R> }T
- ;
- T{ 0 0 0 USTEP +UWRAP? 256 GD9
- T{ 0 0 0 -USTEP -UWRAP? 1 GD9
- T{ 0 MIN-INT MAX-INT STEP +WRAP? 1 GD9
- T{ 0 MAX-INT MIN-INT -STEP -WRAP? 1 GD9
- \ --------------------------------------------------------------------------
- \ .( TESTING DO +LOOP with maximum and minimum increments )
- : (-MI) MAX-INT DUP NEGATE + 0= IF MAX-INT NEGATE ELSE -32767 THEN ;
- (-MI) CONSTANT -MAX-INT
- T{ 0 1 0 MAX-INT GD8 }T{ 1 }T
- T{ 0 -MAX-INT NEGATE -MAX-INT OVER GD8 }T{ 2 }T
- T{ 0 MAX-INT 0 MAX-INT GD8 }T{ 1 }T
- T{ 0 MAX-INT 1 MAX-INT GD8 }T{ 1 }T
- T{ 0 MAX-INT -1 MAX-INT GD8 }T{ 2 }T
- T{ 0 MAX-INT DUP 1- MAX-INT GD8 }T{ 1 }T
- T{ 0 MIN-INT 1+ 0 MIN-INT GD8 }T{ 1 }T
- T{ 0 MIN-INT 1+ -1 MIN-INT GD8 }T{ 1 }T
- T{ 0 MIN-INT 1+ 1 MIN-INT GD8 }T{ 2 }T
- T{ 0 MIN-INT 1+ DUP MIN-INT GD8 }T{ 1 }T
- \ ----------------------------------------------------------------------------
- \ .( TESTING number prefixes # $ % and 'c' character input )
- \ Adapted from the Forth 200X Draft 14.5 document
- VARIABLE OLD-BASE
- DECIMAL BASE @ OLD-BASE !
- T{ #1289 }T{ 1289 }T
- T{ #-1289 }T{ -1289 }T
- T{ $12eF }T{ 4847 }T
- T{ $-12eF }T{ -4847 }T
- T{ %10010110 }T{ 150 }T
- T{ %-10010110 }T{ -150 }T
- T{ 'z' }T{ 122 }T
- T{ 'Z' }T{ 90 }T
- \ Check BASE is unchanged
- T{ BASE @ OLD-BASE @ = }T{ TRUE }T
- \ Repeat in Hex mode
- 16 OLD-BASE ! 16 BASE !
- T{ #1289 }T{ 509 }T
- T{ #-1289 }T{ -509 }T
- T{ $12eF }T{ 12EF }T
- T{ $-12eF }T{ -12EF }T
- T{ %10010110 }T{ 96 }T
- T{ %-10010110 }T{ -96 }T
- T{ 'z' }T{ 7a }T
- T{ 'Z' }T{ 5a }T
- \ Check BASE is unchanged
- T{ BASE @ OLD-BASE @ = }T{ TRUE }T \ 2
- DECIMAL
- \ Check number prefixes in compile mode
- T{ : nmp #8327 $-2cbe %011010111 ''' ; nmp }T{ 8327 -11454 215 39 }T
- \ ----------------------------------------------------- ENVIRONMENT?
- T{ s" unknown-query-string" ENVIRONMENT? }T{ FALSE }T
- T{ s" MAX-CHAR" ENVIRONMENT? }T{ 255 TRUE }T
- T{ s" ADDRESS-UNITS-BITS" ENVIRONMENT? }T{ 8 TRUE }T
- }TEST