4–46 Alpha Architecture Handbook
4.5.4 Shift Arithmetic
Format:
Operation:
Rc ← ARITH_RIGHT_SHIFT(Rav, Rbv<5:0>)
Exceptions:
Instruction mnemonics:
Qualifiers:
Description:
Register Ra is right shifted arithmetically 0 to 63 bits by the count in register Rb or a literal.
The result is written to register Rc. The sign bit (Rav<63>) is propagated into the vacated bit
positions.
SRA Ra.rq,Rb.rq,Rc.wq
!Operate format
SRA Ra.rq,#b.ib,Rc.wq
!Operate format
None
SRA Shift Right Arithmetic
None