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Count OBJ/BLK as memory uses #66135

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merged 2 commits into from
Mar 7, 2022
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SingleAccretion
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Otherwise SSA can fail to insert a memory PHI where one is needed.

We're expecting diff in one test where I noticed this while rewriting liveness to stop relying on location nodes.

We need to count OBJ/BLK as uses, otherwise SSA can
fail to insert a memory PHI where one is needed.
@dotnet-issue-labeler dotnet-issue-labeler bot added the area-CodeGen-coreclr CLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMI label Mar 3, 2022
@ghost ghost added the community-contribution Indicates that the PR has been added by a community member label Mar 3, 2022
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ghost commented Mar 3, 2022

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Otherwise SSA can fail to insert a memory PHI where one is needed.

We're expecting diff in one test where I noticed this while rewriting liveness to stop relying on location nodes.

Author: SingleAccretion
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area-CodeGen-coreclr, community-contribution

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Will assume the timeouts are not related, this is a one-diff change that only makes us more correct/pessimistic.

@SingleAccretion SingleAccretion marked this pull request as ready for review March 4, 2022 18:02
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@jakobbotsch jakobbotsch merged commit 0022738 into dotnet:main Mar 7, 2022
@SingleAccretion SingleAccretion deleted the Fix-Mem-Liveness branch March 7, 2022 10:59
@ghost ghost locked as resolved and limited conversation to collaborators Apr 6, 2022
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3 participants