sxth

Signed Extend Halfword (Thumb)

SXTH <Rd>, <Rm>

Sign-extends halfword to word (Thumb).

Details

The Signed Extend Halfword instruction sign-extends halfword to word (Thumb).

Pseudocode Operation

Rd ← sign/zero-extend(Rm)

Example

SXTH r0, r2

Encoding

Binary Layout
1011001000
Rm
Rd
 
Format Thumb Data Proc
Opcode 0xB200
Extension T32 (Thumb)

Operands

  • Rd
    Destination general-purpose register
  • Rm
    Second source / offset general-purpose register