sturb

Store Register Byte (Unscaled)

STURB <Wt>, [<Xn|SP>, #<simm>]

Stores a byte using an unscaled immediate offset.

Details

The Store Register Byte instruction stores a byte using an unscaled immediate offset.

Pseudocode Operation

// Stores a byte using an unscaled immediate offset

Example

STURB w3, [x1, #-8]

Encoding

Binary Layout
00111000
000
imm9
00
Rn
Rt
 
Format Load/Store
Opcode 0x38000000
Extension Base

Operands

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