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[WIP] Implement a "place unification" MIR optimization (aka source/destination propagation aka NRVO). #47954

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[WIP] Implement a "place unification" MIR optimization (aka source/destination propagation aka NRVO). #47954

wants to merge 9 commits into from

Commits on Feb 28, 2018

  1. rustc_mir: add a pass for splitting locals into their fields (aka SROA).

    @eddyb
    eddyb committed Feb 28, 2018
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  2. rustc_mir: move all analyses to an analysis module.

    @eddyb
    eddyb committed Feb 28, 2018
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  3. rustc_mir: add a Location flattening analysis tool.

    @eddyb
    eddyb committed Feb 28, 2018
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  4. rustc_mir: add an "event saturating dataflow" framework.

    @eddyb
    eddyb committed Feb 28, 2018
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  5. rustc_mir: add a borrow dataflow analysis for locals.

    @eddyb
    eddyb committed Feb 28, 2018
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  6. rustc_mir: add a local access analysis.

    @eddyb
    eddyb committed Feb 28, 2018
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  7. rustc_mir: implement a "place unification" optimization (aka source/d… 

    …estination propagation).
    @eddyb
    eddyb committed Feb 28, 2018
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  8. (HACK): chunked SparseBitSet API.

    @eddyb
    eddyb committed Feb 28, 2018
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Commits on Mar 1, 2018

  1. (HACK): use eventflow diffs for computing live sets faster.

    @eddyb
    eddyb committed Mar 1, 2018
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