ORN (Thumb only)
Logical OR NOT.
is an optional suffix. If S is specified, the condition flags are updated on the result of the operation.
is an optional condition code.
is the destination register.
is the register holding the first operand.
is a flexible second operand.
ORN Thumb instruction performs
an OR operation on the bits in
the complements of the corresponding bits in the value of
In certain circumstances, the assembler can substitute
Be aware of this when reading disassembly listings.
Use of PC
You cannot use PC (
any operand in the
If S is specified, the
Updates the N and Z flags according to the result.
Can update the C flag during the calculation of
Does not affect the V flag.
ORN r7, r11, lr, ROR #4 ORNS r7, r11, lr, ASR #32
This 32-bit Thumb instruction is available in ARMv6T2 and above.
There is no ARM or 16-bit Thumb