udiv

Unsigned Divide (Thumb)

UDIV <Rd>, <Rn>, <Rm>

Unsigned integer division.

Details

The Unsigned Divide instruction unsigned integer division.

Pseudocode Operation

Rd ← Rn / Rm
// Quotient truncated toward zero

Example

UDIV r0, r1, r2

Encoding

Binary Layout
111110111011
Rn
1111
Rd
1111
Rm
 
Format Thumb Div
Opcode 0xFBB0F0F0
Extension A32 (Base)

Operands

  • Rd
    Destination general-purpose register
  • Rn
    Dividend
  • Rm
    Divisor