ldr

Load Register (A32 Immediate)

LDR<c> <Rt>, [<Rn>, #+/-<imm>]{!}

Loads a word from memory.

Details

The Load Register instruction loads a word from memory.

Pseudocode Operation

Rt ← Memory[address]

Example

LDR r3, [r1, #+/-#16]!

Encoding

Binary Layout
cond
010
P
U
0
W
1
Rn
Rt
imm12
 
Format Load/Store
Opcode 0x04000000
Extension A32 (Base)

Operands

  • Rt
    Transfer general-purpose register (load/store)
  • Rn
    First source / base general-purpose register
  • imm
    Signed immediate value