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RomWBW/branches/dgg/Apps/crossdev/PUTC.ASM
2013-02-16 06:43:52 +00:00

185 lines
1.9 KiB
NASM
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extrn .begin,.chl,.swt
extrn csave,cret,.move
PUBLIC copyup_
copyup_: lxi d,.2
call csave
LXI H,-32768
XCHG
LXI H,2-.2
DAD SP
MOV M,E
INX H
MOV M,D
LXI H,0
XCHG
LXI H,0-.2
DAD SP
MOV M,E
INX H
MOV M,D
JMP .4
.3:
LXI H,0-.2
DAD SP
PUSH H
MOV A,M
INX H
MOV H,M
MOV L,A
INX H
XCHG
POP H
MOV M,E
INX H
MOV M,D
.4:
LXI H,0-.2
DAD SP
MOV E,M
INX H
MOV D,M
LXI H,256
CALL .lt
JZ .5
LXI H,0
XCHG
LXI H,-2-.2
DAD SP
MOV M,E
INX H
MOV M,D
JMP .7
.6:
LXI H,-2-.2
DAD SP
PUSH H
MOV A,M
INX H
MOV H,M
MOV L,A
INX H
XCHG
POP H
MOV M,E
INX H
MOV M,D
.7:
LXI H,-2-.2
DAD SP
MOV E,M
INX H
MOV D,M
LXI H,8
CALL .lt
JZ .8
LXI H,0-.2
DAD SP
MOV E,M
INX H
MOV D,M
XCHG
DAD H
DAD H
DAD H
LXI D,7
DAD D
XCHG
LXI H,-2-.2
DAD SP
MOV A,M
INX H
MOV H,M
MOV L,A
CALL .sb
LXI D,charset_
DAD D
MOV E,M
PUSH D
LXI H,4-.2
DAD SP
PUSH H
MOV A,M
INX H
MOV H,M
MOV L,A
INX H
XCHG
POP H
MOV M,E
INX H
MOV M,D
XCHG
DCX H
POP D
MOV M,E
JMP .6
.8:
JMP .3
.5:
RET
.2 EQU -6
PUBLIC main_
main_: lxi d,.9
call csave
CALL copyup_
LXI H,16448
SHLD hregbc_
LXI H,0
SHLD hregde_
LXI H,-32768
SHLD hreghl_
CALL diagnose_
LXI H,17472
SHLD hregbc_
LXI H,3084
SHLD hregde_
CALL diagnose_
LXI H,0
XCHG
LXI H,2-.9
DAD SP
MOV M,E
INX H
MOV M,D
JMP .11
.10:
LXI H,2-.9
DAD SP
PUSH H
MOV A,M
INX H
MOV H,M
MOV L,A
INX H
XCHG
POP H
MOV M,E
INX H
MOV M,D
.11:
LXI H,2-.9
DAD SP
MOV E,M
INX H
MOV D,M
LXI H,600
CALL .lt
JZ .12
LXI H,18240
SHLD hregbc_
LXI H,63
SHLD hregde_
CALL diagnose_
JMP .10
.12:
RET
.9 EQU -2
extrn charset_
extrn diagnose_
extrn hreghl_
extrn hregde_
extrn hregbc_
extrn .lt
extrn .sb
END