NonStop S-Series Server Description Manual (G06.27+)

TNS Instruction Set Definition
HP NonStop S-Series Server Description Manual—520331-004
C-34
Instruction Definitions
0 0 0 3 4 7 IDXP calculate index offset and test indices for
bounds violation
(bounds table in code space)
V := 0;
t:=code[A];
bc:=t.<0>; t.<0>:=0;
indv:=0; psize:=1;
s:=A;
if t <> predicted number of dimensions then use
Nonaccelerated Mode
while t>0 do
{lower:=code[s:=s+1];
upper:=code[s:=s+1];
if B<lower and bc=0 then
{V:=1;
if B>upper and bc=0 then
{V:=1;
size:=upper-lower+1;
B:=B-lower;
indv:=indv+psize*B;
psize:=psize*size;
RP:=RP-1; t:=t-1}
{R[7]:=indv;
cc(R[7])}
RP:=RP-1
[ See Note 18: Range error ]
0 0 0 3 5 0 LWAS load SG int16 via A
cc(A:=sysstack(A))
[ See Note 2: PRIV ONLY ]
0 0 0 3 5 1 SWAS stor SG word via A
sysstack[A]:=B; RP:=RP-2
[ See Note 2: PRIV ONLY ]
0 0 0 3 5 2 LDAS load SG double via A
RP:=RP+1;
cc(BA:=sysstack[B:B+1])
[ See Note 7: NOT ATOMIC ]
[ See Note 2: PRIV ONLY ]
0 0 0 3 5 3 SDAS store SG double via A
sysstack[A:A+1]:=CB;
RP:=RP-3;
[ See Note 2: PRIV ONLY ]
0 0 0 3 5 4 LBAS load SG byte via A
ccb(A:=bytesource(A))
[ See Note 2: PRIV ONLY ]
0 0 0 3 5 5 SBAS store SG byte via A
bytedest(A):=B;
RP:=RP-2
[ See Note 2: PRIV ONLY ]
Table C-2. Instruction Definitions (page24of38)