--- nono/vm/mpu680x0.h	2026/04/29 17:05:33	1.1.1.15
+++ nono/vm/mpu680x0.h	2026/04/29 17:05:37	1.1.1.16
@@ -268,11 +268,11 @@ class MPU680x0Device : public MainMPUDev
 	void ResetFPU(bool hard);
 	void fpu_init();
 	uint32 cea_fpu(int bytes);
+	uint32 cea_fpulc(int bytes);
 	void read_8(uint32 addr, uint32 *data);
 	void read_12(uint32 addr, uint32 *data);
 	void write_8(uint32 addr, const uint32 *data);
 	void write_12(uint32 addr, const uint32 *data);
-	bool readSRC(int size_id, uint32 *data);
 
 	void fpu_op_illg();
 	void fpu_op_illg2();
@@ -322,6 +322,7 @@ class MPU680x0Device : public MainMPUDev
 	// 例外
 	void GenerateExframe0(uint vector, uint16 sr, uint32 pc);
 	void GenerateExframe2(uint vector, uint16 sr, uint32 pc, uint32 addr);
+	void GenerateExframe4(uint vector, uint16 sr, uint32 ea);
 	void GenerateExframe7(uint vector, uint16 sr);
 	void GenerateExframeB(uint vector, uint16 sr);
 	int  ExceptionReset();
@@ -329,6 +330,7 @@ class MPU680x0Device : public MainMPUDev
 	uint64 ExceptionInterrupt();
 	void ExceptionTrap15();
 	void ExceptionFP(uint vector);
+	void ExceptionFPLC(uint ea);
 	void Exception(uint vector);
 	void ExceptionGeneric(uint ext_vector, uint32 inst);