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Bubble (computing)
Bubble (computing)
In computing, a bubble is a "hiccup" in execution of an instruction in an instruction pipeline.
The following is two executions of the same four instruction through a 4-stage pipeline but, for whatever reason, a delay in fetching of the purple instruction in cycle #2 leads to a bubble being created delaying all instructions after it as well.
| Normal execution | Execution with a bubble |
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Last updated on Friday April 04, 2008 at 02:45:23 PDT (GMT -0700)
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This article is licensed under the GNU Free Documentation License.
Last updated on Friday April 04, 2008 at 02:45:23 PDT (GMT -0700)
View this article at Wikipedia.org - Edit this article at Wikipedia.org - Donate to the Wikimedia Foundation
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