Bit Field Clear.
is an optional condition code.
is the destination register.
is the least significant bit that is to be cleared.
is the number of bits to be cleared.
must not be 0, and (
) must be less than or equal to 32.
Clears adjacent bits in a register.
are cleared, starting at
. Other bits in
You cannot use PC for any register.
You can use SP in the
BFC A32 instruction
but this is deprecated. You cannot use SP in the
BFC instruction does not change
This 32-bit instruction is available in A32 and T32.
There is no 16-bit version of this instruction in T32.