54 	r6 = retx;  define
111 	r6 = 0x25;  define
132 	r6 = reti;  define
140 	r6 = [p5];  define
161 	r6 = [p4];  define
172 	r6 = [p5];  define
221 	r6 = RETX;  define
248 	r6 = VEC_UNCOV;  define
315 	r6 = [p4];  define
318 	r6 = retx;  define
321 	r6 = SEQSTAT;  define
325 	r6 = SYSCFG;  define
342 	r6 = 0x3f;  define
396 	r6 = retx;  define
412 	r6 = [p5 + PDA_RETX];  define
415 	r6 = [p5 + PDA_SYSCFG];  define
418 	r6 = [p5 + PDA_SEQSTAT]; /* Read back seqstat */  define
458 	r6 = [p5 + PDA_EXIMASK];  define
935 	r6 = reti;  /* save reti */  define