GENERAL-PURPOSE PROCESSOR INSTRUCTION TO PERFORM COMPRESSION/DECOMPRESSION OPERATIONS

    公开(公告)号:ZA202104999B

    公开(公告)日:2022-08-31

    申请号:ZA202104999

    申请日:2021-07-15

    Applicant: IBM

    Abstract: A DEFLATE Conversion Call general-purpose processor instruction. An instruction is obtained by a general-purpose processor of the computing environment. The instruction is a single architected instruction of an instruction set architecture that complies to an industry standard for compression. The instruction is executed, and the executing includes transforming, based on a function to be performed by the instruction being a compression function or a decompression function, state of input data between an uncompressed form of the input data and a compressed form of the input data to provide a transformed state of data. The transformed state of the data is provided as output to be used in performing a task.

    TEMPORARILY SUPPRESSING PROCESSING OF A RESTRAINED STORAGE OPERAND REQUEST

    公开(公告)号:ZA201904787B

    公开(公告)日:2022-04-28

    申请号:ZA201904787

    申请日:2019-07-19

    Applicant: IBM

    Abstract: Processing of a storage operand request identified as restrained is selectively, temporarily suppressed. The processing includes identifying a storage operand request as restrained, where the identifying includes obtaining, by a processing unit, an access intent instruction indicating an access intent associated with an operand of a next sequential instruction. The access intent indicates usage of the storage operand request is restrained. Further, the method includes determining whether a storage operand request is to a common storage location shared by multiple processing units of a computing environment and is identified restrained, and based on determining that the storage operand request is restrained, then temporarily suppressing requesting access to the common storage location pursuant to the storage operand request.

    General-purpose processor instruction to perform compression/decompression operations

    公开(公告)号:AU2020213853A1

    公开(公告)日:2021-06-03

    申请号:AU2020213853

    申请日:2020-01-23

    Applicant: IBM

    Abstract: A DEFLATE Conversion Call general-purpose processor instruction. An instruction is obtained by a general- purpose processor of the computing environment. The instruction is a single architected instruction of an instruction set architecture that complies to an industry standard for compression. The instruction is executed, and the executing includes transforming, based on a function to be performedby the instruction being a compression functionor a decompression function, state of input data between an uncompressed form of the input data and a compressed form of the input data to provide a transformed state of data. The transformed state of the data is provided as output to be used in performing a task.

    Temporarily suppressing processing of a restrained storage operand request

    公开(公告)号:AU2018208453B2

    公开(公告)日:2020-10-22

    申请号:AU2018208453

    申请日:2018-01-09

    Applicant: IBM

    Abstract: Processing of a storage operand request identified as restrained is selectively, temporarily suppressed. The processing includes determining whether a storage operand request to a common storage location shared by multiple processing units of a computing environment is restrained, and based on determining that the storage operand request is restrained, then temporarily suppressing requesting access to the common storage location pursuant to the storage operand request. The processing unit performing the processing may proceed with processing of the restrained storage operand request, without performing the suppressing, where the processing can be accomplished using cache private to the processing unit. Otherwise the suppressing may continue until an instruction, or operation of an instruction, associated with the storage operand request is next to complete.

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