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Reduce allocations in the Task structure #11389

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Reduce allocations in the Task structure#11389
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A-runtimeArea: std's runtime and "pre-main" init for handling backtraces, unwinds, stack overflowsE-hardCall for participation: Hard difficulty. Experience needed to fix: A lot.I-slowIssue: Problems and improvements with respect to performance of generated code.
@brson

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@brson
brson
opened on Jan 8, 2014

Spawning a green Task right now incurs untold numbers of allocations. It would be super nice to reduce this to ~1 allocation. Doing so will require a lot of trickery.

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    A-runtimeArea: std's runtime and "pre-main" init for handling backtraces, unwinds, stack overflowsE-hardCall for participation: Hard difficulty. Experience needed to fix: A lot.I-slowIssue: Problems and improvements with respect to performance of generated code.

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