Move "Step" out of Interpreter.hpp

src/backend/core/Interpreter.cpp

@@ -5,4 +5,33 @@ void Interpreter::Reset() {
   regs.Reset();
   mem.Reset();
 }
+
+int Interpreter::Step() {
+  CheckCompareInterrupt();
+
+  regs.prevDelaySlot = regs.delaySlot;
+  regs.delaySlot = false;
+
+  u32 paddr = 0;
+  if(!MapVAddr(regs, LOAD, regs.pc, paddr)) {
+    HandleTLBException(regs, regs.pc);
+    FireException(regs, GetTLBExceptionCode(regs.cop0.tlbError, LOAD), 0, false);
+    return 0;
+  }
+
+  u32 instruction = mem.Read32(regs, paddr);
+
+  if(ShouldServiceInterrupt()) {
+    FireException(regs, ExceptionCode::Interrupt, 0, false);
+    return 0;
+  }
+
+  regs.oldPC = regs.pc;
+  regs.pc = regs.nextPC;
+  regs.nextPC += 4;
+
+  Exec(instruction);
+
+  return 1;
+}
 }