Compiler optimized safety mechanism

US8935679B2 · US · B2

Patent metadata
FieldValue
Publication numberUS-8935679-B2
Application numberUS-201213648501-A
CountryUS
Kind codeB2
Filing dateOct 10, 2012
Priority dateOct 10, 2012
Publication dateJan 13, 2015
Grant dateJan 13, 2015

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  1. Title

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  2. Abstract

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  5. First independent claim

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Abstract

Official abstract text for this publication.

An approach is provided in which a set of common instructions are each executed by at least two processor cores. Each of the processor cores queues values resulting from at least one of the common instructions (a critical section). The queued values are compared by a queued comparator. An exception is issued in response to the comparison revealing unequal values having been queued by the processor cores.

First claim

Opening claim text (preview).

What is claimed is: 1. A computer-implemented method comprising: executing a set of common instructions, wherein each of the common instructions is executed by at least two processor cores, and wherein the set of common instructions comprises critical section and a non-critical section; queuing, by each of the processor cores, a value resulting from at least one of the common instructions executed by the processor core, wherein executing the critical section generates the value;…

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What does patent US8935679B2 cover?
An approach is provided in which a set of common instructions are each executed by at least two processor cores. Each of the processor cores queues values resulting from at least one of the common instructions (a critical section). The queued values are compared by a queued comparator. An exception is issued in response to the comparison revealing unequal values having been queued by the proces…
Who is the assignee on this patent?
Morrison Gary R, Kahne Brian C, Reipold Anthony M, and 1 more
What technology area does this patent fall under?
Primary CPC classification G06F8/44. Mapped technology areas include Physics.
When was this patent published?
Publication date Tue Jan 13 2015 00:00:00 GMT+0000 (Coordinated Universal Time) (B2). Legal status and post-grant events are not shown on this page.
What related patents are in patentsdb?
We list 8 related publications on this page (citations in our corpus or others sharing the same primary CPC).