URL
https://opencores.org/ocsvn/eco32/eco32/trunk
Subversion Repositories eco32
[/] [eco32/] [trunk/] [fp/] [implementation/] [mmix/] [zero.mms] - Rev 133
Go to most recent revision | Compare with Previous | Blame | View Log
LOC #100
a IS $0
n IS $1
z IS $2
t IS $255
1H STB z,a,0
SUB n,n,1
ADD a,a,1
Zero BZ n,9F
SET z,0
AND t,a,7
BNZ t,1B
CMP t,n,64
PBNN t,3F
JMP 5F
2H STCO 0,a,0
SUB n,n,8
ADD a,a,8
3H AND t,a,63
PBNZ t,2B
CMP t,n,64
BN t,5F
4H PREST 63,a,0
SUB n,n,64
CMP t,n,64
STCO 0,a,0
STCO 0,a,8
STCO 0,a,16
STCO 0,a,24
STCO 0,a,32
STCO 0,a,40
STCO 0,a,48
STCO 0,a,56
ADD a,a,64
PBNN t,4B
5H CMP t,n,8
BN t,7F
6H STCO 0,a,0
SUB n,n,8
ADD a,a,8
CMP t,n,8
PBNN t,6B
7H BZ n,9F
8H STB z,a,0
SUB n,n,1
ADD a,a,1
PBNZ n,8B
9H POP
Main SET a+1,#fff7
SET n+1,146
PUSHJ 0,Zero
Go to most recent revision | Compare with Previous | Blame | View Log