Instruction Descriptions 4–17
4.2.7 Store Unaligned Integer Register Data into Memory
Format:
Operation:
va ← {{Rbv + SEXT(disp)} AND NOT 7}
(va)<63:0> ← Rav<63:0>
Exceptions:
Instruction mnemonics:
Qualifiers:
Description:
The virtual address is computed by adding register Rb to the sign-extended 16-bit displace-
ment, then clearing the low order three bits. The Ra operand is written to memory at this
address.
STQ_U Ra.rq,disp.ab(Rb.ab)
!Memory format
Access Violation
Fault on Write
Translation Not Valid
STQ_U Store Unaligned Quadword from Register to Memory
None