mrc2

Move to Register from Coprocessor 2 (A32)

MRC2<c> <coproc>, <opc1>, <Rt>, <CRn>, <CRm>{, <opc2>}

Reads a coprocessor register into a general-purpose register (Extension encoding).

Details

The Move to Register from Coprocessor 2 instruction reads a coprocessor register into a general-purpose register (Extension encoding).

Pseudocode Operation

coproc ← Rt

Example

MRC2 p15, 0, r3, c1, c2

Encoding

Binary Layout
11111110
opc1
1
CRn
Rt
coproc
opc2
1
CRm
 
Format Coprocessor
Opcode 0xFE100010
Extension A32 (System)

Operands

  • coproc
    CP Num
  • Rt
    Transfer general-purpose register (load/store)
  • CRn
    Src CP Reg