str

Store Register (Immediate)

STR <Wt>, [<Xn|SP>, #<pimm>]

Stores a register to memory (Immediate offset).

Details

The Store Register instruction stores a register to memory (Immediate offset).

Pseudocode Operation

Memory[address] ← Xn

Example

STR w3, [x1, #16]

Encoding

Binary Layout
10111001
00
imm12
Rn
Rt
 
Format Load/Store Imm
Opcode 0xB9000000
Extension Base

Operands

  • Wt
    Transfer 32-bit integer register (load/store)
  • Xn
    First source / base 64-bit integer register
  • pimm
    Positive immediate offset