3208   rtx old_set = single_set (insn);  in eliminate_regs_in_insn()  local
3233   if (old_set && REG_P (SET_DEST (old_set)))  in eliminate_regs_in_insn()
3235       if (GET_CODE (SET_SRC (old_set)) == PLUS)  in eliminate_regs_in_insn()
3236 	plus_src = SET_SRC (old_set);  in eliminate_regs_in_insn()
3241       else if (REG_P (SET_SRC (old_set))  in eliminate_regs_in_insn()
3308 		old_set = single_set (insn);  in eliminate_regs_in_insn()
3316 		if (!validate_change (insn, &SET_SRC (old_set), new_src, 0))  in eliminate_regs_in_insn()
3318 		    rtx new_pat = gen_rtx_SET (SET_DEST (old_set), new_src);  in eliminate_regs_in_insn()
3321 		      SET_SRC (old_set) = new_src;  in eliminate_regs_in_insn()
3367 	  if (old_set  in eliminate_regs_in_insn()
3368 	      && recog_data.operand_loc[i] == &SET_SRC (old_set))  in eliminate_regs_in_insn()
3442 	  && old_set != 0  in eliminate_regs_in_insn()
3443 	  && ((REG_P (SET_SRC (old_set))  in eliminate_regs_in_insn()
3449 	      || (old_set != 0  in eliminate_regs_in_insn()
3450 		  && ((MEM_P (SET_SRC (old_set))  in eliminate_regs_in_insn()
3451 		       && SET_SRC (old_set) != recog_data.operand[1])  in eliminate_regs_in_insn()
3452 		      || (MEM_P (SET_DEST (old_set))  in eliminate_regs_in_insn()
3453 			  && SET_DEST (old_set) != recog_data.operand[0])))  in eliminate_regs_in_insn()
3455 	      || GET_CODE (SET_SRC (old_set)) == PLUS))  in eliminate_regs_in_insn()
3529   rtx old_set = single_set (insn);  in elimination_costs_in_insn()  local
3546   if (old_set != 0 && REG_P (SET_DEST (old_set))  in elimination_costs_in_insn()
3547       && REGNO (SET_DEST (old_set)) < FIRST_PSEUDO_REGISTER)  in elimination_costs_in_insn()
3551 	if (ep->from_rtx == SET_DEST (old_set) && ep->can_eliminate)  in elimination_costs_in_insn()
3560   if (old_set && REG_P (SET_DEST (old_set)))  in elimination_costs_in_insn()
3563       if (GET_CODE (SET_SRC (old_set)) == PLUS)  in elimination_costs_in_insn()
3564 	plus_src = SET_SRC (old_set);  in elimination_costs_in_insn()
3569       else if (REG_P (SET_SRC (old_set))  in elimination_costs_in_insn()
3626 	  if (old_set && recog_data.operand_loc[i] == &SET_SRC (old_set))  in elimination_costs_in_insn()
3629 	    note_reg_elim_costly (SET_SRC (old_set), insn);  in elimination_costs_in_insn()