The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 01, 1994
Filed:
Aug. 07, 1992
Shinichiro Suzuki, Tokyo, JP;
Yoichiro Takeuchi, Urawa, JP;
Ikuo Uchihori, Tokyo, JP;
Tadashi Ishikawa, Tokyo, JP;
Ryuji Sakai, Tokyo, JP;
Kabushiki Kaisha Toshiba, Kawasaki, JP;
Abstract
An error information saving apparatus of a computer includes at least one arithmetic unit, a plurality of storage units, and a control unit, connected to the storage units and the arithmetic unit, for controlling these units to perform a predetermined pipeline operation, wherein the storage units comprise an arithmetic register file consisting of a plurality of registers each of which can be designated as a destination operand in a statement of an operation instruction, a status flag string consisting of a plurality of flags provided in a one-to-one correspondence with the registers of the arithmetic register file, and a destination register number holding unit for sequentially saving and holding the numbers of destination registers of all operations performed while error interrupt processing generated after occurrence of an error is delayed by a predetermined time interval, each time one of the operations is completed.