Example #1
0
 public Branch execute(Processor cpu) {
   Reg op1 = cpu.regs[op1Index];
   cpu.of = cpu.af = cpu.cf = false;
   cpu.flagResult = (op1.get32() & immd);
   cpu.flagStatus = SZP;
   return Branch.None;
 }
Example #2
0
 public Branch execute(Processor cpu) {
   Reg op1 = cpu.regs[op1Index];
   cpu.of = cpu.af = cpu.cf = false;
   cpu.flagResult = (byte) (op1.get8() ^ op2.get8(cpu));
   op1.set8((byte) cpu.flagResult);
   cpu.flagStatus = SZP;
   return Branch.None;
 }
Example #3
0
 public Branch execute(Processor cpu) {
   int shift = cpu.r_cl.get8() & 0x1f;
   if (shift != 0) {
     if (shift <= 16) {
       cpu.flagStatus = OSZPC;
     } else {
       cpu.flagStatus = SZP;
       cpu.of = false;
       cpu.cf = false;
     }
     cpu.af = false;
     cpu.flagOp1 = op1.get32(cpu);
     cpu.flagOp2 = shift;
     cpu.flagResult = (cpu.flagOp1 << cpu.flagOp2);
     op1.set32(cpu, cpu.flagResult);
     cpu.flagIns = UCodes.SHL32;
   }
   return Branch.None;
 }
Example #4
0
 public Branch execute(Processor cpu) {
   cpu.of = cpu.af = cpu.cf = false;
   cpu.flagResult = (op1.get32(cpu) & immd);
   cpu.flagStatus = SZP;
   return Branch.None;
 }