Method read

icicle-cortexm/src/arm.rs:34–41

(&mut self, cpu: &mut Cpu)

impl icicle_vm::cpu::RegHandler for XpsrHandler {
    fn read(&mut self, cpu: &mut Cpu) {
        let mut xpsr = cpu.read_var::<u32>(self.xpsr) & !crate::arm::XPSR_NZCV_MASK;
        xpsr |= (cpu.read_var::<u8>(self.ng) as u32) << 31;
        xpsr |= (cpu.read_var::<u8>(self.zr) as u32) << 30;
        xpsr |= (cpu.read_var::<u8>(self.cy) as u32) << 29;
        xpsr |= (cpu.read_var::<u8>(self.ov) as u32) << 28;
        cpu.write_var(self.xpsr, xpsr);
    }

    fn write(&mut self, cpu: &mut Cpu) {
        let xpsr = cpu.read_var::<u32>(self.xpsr) & crate::arm::XPSR_NZCV_MASK;