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VE: refresh IBUF and FBUF only when needed

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In emulation, emitting is near-immediate. On a real machine, it's
often not-so-near-immediate. These little things help usability.

Again, this commit was meta-developed!
This commit is contained in:
Virgil Dupras 2020-12-23 11:37:42 -05:00
parent 2fa88176c0
commit 7d29c12c25
1 changed files with 15 additions and 15 deletions
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30
blk.fs
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@ -827,16 +827,22 @@ CREATE PREVPOS 0 , CREATE PREVBLK 0 , CREATE xoff 0 ,
DUP 0x20 < IF 2DROP DROP EXIT THEN
( buf ln c ) 4 col- nspcs SWAP 4 SWAP AT-XY ( buf c )
SWAP C!+ IN( _zbuf (rdln) IN( SWAP 63 MOVE ;
: bufp ( buf -- )
DUP 3 col- + SWAP DO I @emit LOOP ;
: bufs
1 aty ." I: " IBUF bufp
2 aty ." F: " FBUF bufp
large? IF 0 3 gutter THEN ;
( ----- 129 )
: $G ACC @ selblk ;
: $[ BLK> @ acc@ - selblk ;
: $] BLK> @ acc@ + selblk ;
: $t PREVBLK @ selblk ;
: $I 'I' mode! IBUF 1 buftype _i contents 0x20 mode! ;
: $F 'F' mode! FBUF 2 buftype _F setpos 0x20 mode! ;
: $Y Y ;
: $E _E contents ;
: $X acc@ _X contents ;
: $I 'I' mode! IBUF 1 buftype _i bufs contents 0x20 mode! ;
: $F 'F' mode! FBUF 2 buftype _F bufs setpos 0x20 mode! ;
: $Y Y bufs ;
: $E _E bufs contents ;
: $X acc@ _X bufs contents ;
: $h -1 cmv ; : $l 1 cmv ; : $k -64 cmv ; : $j 64 cmv ;
: $H EDPOS @ 0x3c0 AND pos! ;
: $L EDPOS @ 0x3f OR pos! ;
@ -859,7 +865,7 @@ CREATE PREVPOS 0 , CREATE PREVBLK 0 , CREATE xoff 0 ,
: $f EDPOS @ PREVPOS @ 2DUP = IF 2DROP EXIT THEN
2DUP > IF DUP pos! SWAP THEN
( p1 p2, p1 < p2 ) OVER - 64 MIN ( pos len ) FBUF _zbuf
SWAP _cpos FBUF ( len src dst ) ROT MOVE ;
SWAP _cpos FBUF ( len src dst ) ROT MOVE bufs ;
: $R ( replace mode )
'R' mode!
BEGIN setpos KEY DUP BS? IF -1 EDPOS +! DROP 0 THEN
@ -870,22 +876,16 @@ CREATE PREVPOS 0 , CREATE PREVBLK 0 , CREATE xoff 0 ,
: $o EDPOS @ 0x3c0 < IF EDPOS @ 64 + EDPOS ! $O THEN ;
: $D $H 64 icpy
acc@ 0 DO 16 EDPOS @ 64 / DO I _mvln- LOOP LOOP
BLK!! contents ;
BLK!! bufs contents ;
( ----- 132 )
: UPPER DUP 'a' 'z' =><= IF 32 - THEN ;
: handle ( c -- f )
DUP '0' '9' =><= IF num 0 EXIT THEN
DUP CMD 2+ C! CMD FIND IF EXECUTE ELSE DROP THEN
0 ACC ! UPPER 'Q' = ;
: bufp ( buf -- )
DUP 3 col- + SWAP DO I @emit LOOP ;
: bufs
1 aty ." I: " IBUF bufp
2 aty ." F: " FBUF bufp
large? IF 0 3 gutter THEN ;
: VE
1 XYMODE C! clrscr 0 ACC ! 0 PREVPOS ! nums contents
BEGIN xoff? status bufs setpos KEY handle UNTIL
1 XYMODE C! clrscr 0 ACC ! 0 PREVPOS ! nums bufs contents
BEGIN xoff? status setpos KEY handle UNTIL
0 XYMODE C! 19 aty (infl) ;
( ----- 160 )
( AVR Programmer, load range 160-163. doc/avr.txt )