URL
https://opencores.org/ocsvn/eco32/eco32/trunk
Subversion Repositories eco32
[/] [eco32/] [trunk/] [fp/] [implementation/] [mmix/] [inout.mms] - Rev 141
Go to most recent revision | Compare with Previous | Blame | View Log
* Coroutine example for 1.4.2
t IS $255
in GREG
out GREG
* Input and output buffers
LOC Data_Segment
GREG @
OutBuf TETRA " ",#a,0
Period BYTE '.'
InArgs OCTA InBuf,1000
InBuf LOC #100
* Subroutine for character input
inptr GREG
1H LDA t,InArgs
TRAP 0,Fgets,StdIn
LDA inptr,InBuf
0H GREG Period
CSN inptr,t,0B
NextChar LDBU $0,inptr,0
INCL inptr,1
BZ $0,1B
CMPU t,$0,' '
BNP t,NextChar
POP 1,0
* First coroutine
count GREG
1H GO in,out,0
In1 PUSHJ $0,NextChar
CMPU t,$0,'9'
PBP t,1B
SUB count,$0,'0'
BN count,1B
PUSHJ $0,NextChar
1H GO in,out,0
SUB count,count,1
PBNN count,1B
JMP In1
* Second coroutine
outptr GREG
1H LDA t,OutBuf
TRAP 0,Fputs,StdOut
Out1 LDA outptr,OutBuf
2H GO out,in,0
STBU $0,outptr,0
CMP t,$0,'.'
BZ t,1F
GO out,in,0
STBU $0,outptr,1
CMP t,$0,'.'
BZ t,2F
GO out,in,0
STBU $0,outptr,2
CMP t,$0,'.'
BZ t,3F
INCL outptr,4
0H GREG OutBuf+4*16
CMP t,outptr,0B
PBNZ t,2B
JMP 1B
3H INCL outptr,1
2H INCL outptr,1
0H GREG #a
1H STBU 0B,outptr,1
0H GREG 0
STBU 0B,outptr,2
LDA t,OutBuf
TRAP 0,Fputs,StdOut
TRAP 0,Halt,0
* Initialization
Main LDA inptr,InBuf
GETA in,In1
JMP Out1
Go to most recent revision | Compare with Previous | Blame | View Log