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core: define H@ a bit sooner

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This commit is contained in:
Virgil Dupras 2020-05-15 22:59:38 -04:00
parent bd38d80f9c
commit 863540f7c6
5 changed files with 9 additions and 13 deletions
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6
blk/353
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@ -3,10 +3,8 @@
: HERE 0x04 RAM+ ; : HERE 0x04 RAM+ ;
: CURRENT* 0x51 RAM+ ; : CURRENT* 0x51 RAM+ ;
: CURRENT CURRENT* @ ; : CURRENT CURRENT* @ ;
: H@ HERE @ ;
( w -- a f ) : FIND ( w -- a f ) CURRENT @ SWAP _find ;
: FIND CURRENT @ SWAP _find ;
: QUIT : QUIT
(resRS) (resRS)
0 0x08 RAM+ ! ( 08 == C<* override ) 0 0x08 RAM+ ! ( 08 == C<* override )

4
blk/364
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@ -4,8 +4,8 @@
DUP NOT IF DROP 0x0c RAM+ @ THEN ( 0c == C<* ) DUP NOT IF DROP 0x0c RAM+ @ THEN ( 0c == C<* )
EXECUTE EXECUTE
; ;
: , HERE @ ! HERE @ 2+ HERE ! ; : , H@ ! H@ 2+ HERE ! ;
: C, HERE @ C! HERE @ 1+ HERE ! ; : C, H@ C! H@ 1+ HERE ! ;
: BIT@ ( bit addr -- f ) C@ SWAP RSHIFT 0x01 AND ; : BIT@ ( bit addr -- f ) C@ SWAP RSHIFT 0x01 AND ;
: BIT! ( f bit addr -- ) : BIT! ( f bit addr -- )
SWAP 0x01 SWAP LSHIFT ROT ( addr mask f ) SWAP 0x01 SWAP LSHIFT ROT ( addr mask f )

11
blk/368
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@ -1,11 +1,10 @@
: [entry] : [entry] ( w -- )
HERE @ ( w h ) H@ SWAP SCPY ( h )
SWAP SCPY ( h ) H@ SWAP - ( sz )
HERE @ SWAP - ( sz )
( write prev value ) ( write prev value )
HERE @ CURRENT @ - , H@ CURRENT @ - ,
C, ( write size ) C, ( write size )
HERE @ CURRENT ! H@ CURRENT !
; ;
: (entry) WORD [entry] ; : (entry) WORD [entry] ;

1
blk/369
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@ -1,7 +1,6 @@
( Words here until the end of the low part, unlike words ( Words here until the end of the low part, unlike words
preceeding them, aren't immediately needed for boot. But its preceeding them, aren't immediately needed for boot. But its
better to have as many words as possible in the xcomp part. ) better to have as many words as possible in the xcomp part. )
: H@ HERE @ ;
: IMMEDIATE : IMMEDIATE
CURRENT @ 1- CURRENT @ 1-
DUP C@ 128 OR SWAP C! ; DUP C@ 128 OR SWAP C! ;

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emul/forth.bin
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