Intel ITANIUM ARCHITECTURE - SOFTWARE DEVELOPERS MANUAL VOLUME 1 REV 2.3 Manual page 1179

zxt
zxt — Zero Extend
(qp) zxt
Format: xsz r
The value in GR
Description:
is placed in GR
Operation: if (PR[qp]) {
check_target_register(r
GR[r ] = zero_ext(GR[r
1
GR[r ].nat = GR[r
1
}
Illegal Operation fault
Interruptions:
3:280
=
r
1 3
is zero extended above the bit position specified by xsz and the result
r
3
. The mnemonic values for xsz are given in
r
1
);
1
],xsz * 8);
3
].nat;
3
Table 2-52 on page
§
Volume 3: Instruction Reference
I29
3:258.