Support bounded machine instruction step counts in MCP

toolchain/sdbg/mcp_adapter.py

@@ -201,8 +201,10 @@ class McpSession:
     def pause_execution(self):
         return self.call('pause', {'owner': self.owner})
 
-    def step_instruction(self):
-        return self.call('step', {'owner': self.owner})
+    def step_instruction(self, count: int = 1):
+        if not isinstance(count, int) or isinstance(count, bool) or count < 1 or count > 64:
+            raise SessionError('Число машинных шагов должно быть 1..64')
+        return self.call('step', {'count': count, 'owner': self.owner})
 
     def step_source(self, kind: str = 'into'):
         if kind not in ('into', 'over', 'out'):

toolchain/sdbg/server.py

@@ -406,8 +406,11 @@ class SessionController:
             if method == 'step':
                 if self.running:
                     raise SessionError('CPU уже выполняется; сначала Pause')
+                count = arguments.get('count', 1)
+                if type(count) is not int or count < 1 or count > 64:
+                    raise SessionError('Число машинных шагов должно быть 1..64')
                 self._control(arguments)
-                self.session.bridge.request('step')
+                self.session.bridge.request('step', count=count)
                 self.running = True
                 self._emit('continued', {'reason': 'step'})
                 location = self.session.where(self.session.bridge.wait_stopped())