Unsigned Multiply Accumulate Accumulate Long.
is an optional condition code.
- RdLo, RdHi
are the destination registers for the 64-bit result. They also hold the two 32-bit accumulate operands. RdLo and RdHi must be different registers.
- Rn, Rm
are the registers holding the multiply operands.
UMAAL instruction multiplies
the 32-bit values in
adds the two 32-bit values in
and stores the 64-bit result to
You cannot use PC for any register.
You can use SP in ARM instructions but this is deprecated in ARMv6T2 and above. You cannot use SP in Thumb instructions.
This instruction does not change the flags.
This ARM instruction is available in ARMv6 and above.
This 32-bit Thumb instruction is available in ARMv6T2 and above. For the ARMv7-M architecture, it is only available in an ARMv7E-M implementation.
There is no 16-bit version of this instruction in Thumb.
UMAAL r8, r9, r2, r3 UMAALGE r2, r0, r5, r3