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Approximation of Worst-case Execution Time for Preemptive ...

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Other approaches<br />

• Longest path:<br />

– user annotations<br />

– automatic tools (loop bounding, false paths, …)<br />

• Instruction length (w/o preemption):<br />

– cache prediction<br />

– active cache management<br />

– pipelines prediction<br />

• Dynamic systems:<br />

– trial-and-error experimentation<br />

Matteo Corti, ETH Zurich, LCTES 2000 7

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