Transfer contents of an ARM register to an floating-point system register.
- is an optional condition code.
- is the floating-point system register, usually FPSCR, FPSID, or FPEXC.
is the ARM register.
mustnot be PC.
It can be
FPSCR.In this case, the floating-point status flags are transferred intothe corresponding flags in the ARM APSR.
VMSR instruction transfersthe contents of
NoteThe instruction stalls the processor until all current floating-point operations complete.
VMSR FPSCR, r4