| 摘要 |
PURPOSE:To omit work for distributing the inside of a processing program and a segment into a resident part and a non-resident part and to suppress the generation of an error by storing a load/recede control program in a regident part of a main storage device as a user program. CONSTITUTION:An operating system 11, the load/recede control program 12 formed and loaded as a user program and segment loading/receding information 13 are stored in the resident area of the main storage device 1 and one of divided processing program segments and one of data segments to be processed are stored in the non-resident area in accordance with the advancing status of the processing. An necessary one out of the processed program segments is receded in a receding file 5 and the load/recede control program for reloading the segment from the file 5 to the main storage device 1 in accordance with necessity is stored in the resident area of the main storage device. Consequently, the inside of the processing program segments into the resident part and the non-resident part can be omitted and the generation of an error can be suppressed.
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