/* Macros for CPU instructions */
-#define BRK() __asm__ ("\tbrk")
-#define CLI() __asm__ ("\tcli")
-#define SEI() __asm__ ("\tsei")
+#define BRK() __asm__ ("brk")
+#define CLI() __asm__ ("cli")
+#define SEI() __asm__ ("sei")
};
/* Defines for the flags in the regs structure */
+#ifdef __OBSOLETE_FLAGS__
#define F_NEG 0x80 /* N flag */
#define F_OVF 0x40 /* V flag */
#define F_BRK 0x10 /* B flag */
#define F_IEN 0x04 /* I flag */
#define F_ZERO 0x02 /* Z flag */
#define F_CARRY 0x01 /* C flag */
+#endif
+
+/* Defines for the flags in the regs structure */
+#define F6502_N 0x80 /* N flag */
+#define F6502_V 0x40 /* V flag */
+#define F6502_B 0x10 /* B flag */
+#define F6502_D 0x08 /* D flag */
+#define F6502_I 0x04 /* I flag */
+#define F6502_Z 0x02 /* Z flag */
+#define F6502_C 0x01 /* C flag */
/* Function to call any machine language subroutine. All registers in the
* regs structure are passed into the routine and the results are passed
- * out. Some of the flags are ignored on input. The called routine must
- * end with an RTS.
+ * out. The B flag is ignored on input. The called routine must end with
+ * an RTS.
*/
void __fastcall__ _sys (struct regs* r);