uxn-utils/cli/uxnvm/uxnvm.tal

123 lines
2.1 KiB
Tal

( uxncli hx.rom file.bin )
|10 @Console &vector $2 &read $1 &pad $4 &type $1 &write $1 &error $1
|a0 @File &vector $2 &success $2 &stat $2 &delete $1 &append $1 &name $2 &length $2 &read $2 &write $2
|0000
@src $40
@uxn &pc $2 &src $2 &dst $2 &err $1 &2 $1
|0100
@on-reset ( -> )
.Console/type DEI ?&>has-arg
;dict/usage <print-str>
#010f DEO
BRK &>has-arg
;on-waitsrc .Console/vector DEO2
BRK
@on-waitsrc ( -> )
.Console/read DEI .src skey ?on-ready
BRK
@on-ready ( -> )
<reset>
;src load-rom run #800f DEO
BRK
(
@|emu )
@load-rom ( filename* -- )
.File/name DEO2
#fff0 ;rom/reset SUB2 DUP2 .File/length DEO2
;rom/reset .File/read DEO2
.File/success DEI2 SUB2 <print-dec>
;dict/bytes-free !<print-str>
@run ( -- )
<step>
.uxn/err LDZ ?&err
?run
;<step>/count LDA2 <print-dec>
;dict/cycles <print-str>
JMP2r
&err ( opcode -- )
POP !<reset>
@halt ( opcode -- opcode )
JMP2r
@emu-deo ( v p -- )
( | handlers )
DUP #0e NEQ ?&>no-debug
POP2 JMP2r &>no-debug
DUP #0f NEQ ?&>no-halt
POP2 JMP2r &>no-halt
DUP #18 NEQ ?&>no-out
DEO
JMP2r &>no-out
DUP #19 NEQ ?&>no-err
DEO
JMP2r &>no-err
( | error )
;dict/err-device <print-str>
<print-hex>/b
#0a18 DEO
POP JMP2r
(
@|stdlib )
@skey ( key buf -- proc )
OVR #21 LTH ?&eval
#00 SWP sput #00 JMP2r
&eval ( -- )
POP2 #01 JMP2r
@scap ( str* -- end* )
!&
&w ( -- )
INC2 & LDAk ?&w
JMP2r
@sput ( chr str* -- )
scap/ ROT #00 SWP2 STA2
JMP2r
@<print-hex> ( short* -- )
SWP <print-hex>/b
&b ( -- )
DUP #04 SFT <print-hex>/c
&c ( -- )
#0f AND DUP #09 GTH #27 MUL ADD LIT "0 ADD #18 DEO
JMP2r
@<print-str> ( str* -- )
&w ( -- )
LDAk #19 DEO
INC2 LDAk ?&w
POP2 JMP2r
@<print-dec> ( short* -- )
#2710 [ LIT2r 00fb ]
&w ( -- )
DIV2k #000a DIV2k MUL2 SUB2 SWPr EQUk OVR STHkr EQU AND ?&>skip
DUP LIT "0 ADD #19 DEO
INCr &>skip
POP2 #000a DIV2 SWPr INCr STHkr ?&w
POP2r POP2 POP2 JMP2r
(
@|res )
@dict &usage "usage: 20 "uxnvm.rom 20 "game.rom 0a $1
&bytes-free 20 "bytes 20 "free. 0a $1
&err-device "Unsupported 20 "device: 20 $1
&cycles 20 "cycles. 0a $1
~vm.tal