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Split PlaceContext::Store into Store & AsmOutput #46852

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merged 1 commit into from
Dec 20, 2017

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@scottmcm scottmcm commented Dec 19, 2017

Outputs in InlineAsm can be read-write, so splitting it out is useful for things like Store-Store folding, as that's unsound for a Store-AsmOutput.

This PR is intended to make no changes, just be the mechanical split of the enum. Future changes can use the split, like a MIR pass I'm working on and perhaps two-phase borrows (see this FIXME: https://github.com/rust-lang/rust/pull/46852/files#diff-74dcd7740ab2104cd2b9a3b68dd4f208R543)

Outputs in InlineAsm can be read-write, so splitting it out is useful for things like Store-Store folding, as it cannot be done for a Store-AsmOutput.

This PR is intended to make no changes, just be the mechanical split of the enum.  Future changes can use the split, like a MIR pass I'm working on and perhaps two-phase borrows.
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r? @arielb1

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arielb1 commented Dec 19, 2017

@bors r+ rollup

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bors commented Dec 19, 2017

📌 Commit fb245e0 has been approved by arielb1

kennytm added a commit to kennytm/rust that referenced this pull request Dec 20, 2017
Split PlaceContext::Store into Store & AsmOutput

Outputs in InlineAsm can be read-write, so splitting it out is useful for things like Store-Store folding, as that's unsound for a Store-AsmOutput.

This PR is intended to make no changes, just be the mechanical split of the enum.  Future changes can use the split, like a MIR pass I'm working on and perhaps two-phase borrows (see this FIXME: https://github.com/rust-lang/rust/pull/46852/files#diff-74dcd7740ab2104cd2b9a3b68dd4f208R543)
@kennytm kennytm added the S-waiting-on-bors Status: Waiting on bors to run and complete tests. Bors will change the label on completion. label Dec 20, 2017
bors added a commit that referenced this pull request Dec 20, 2017
Rollup of 14 pull requests

- Successful merges: #46359, #46517, #46671, #46751, #46760, #46787, #46794, #46828, #46831, #46835, #46851, #46852, #46856, #46870
- Failed merges:
@bors bors merged commit fb245e0 into rust-lang:master Dec 20, 2017
@scottmcm scottmcm deleted the asm-placecontext branch December 20, 2017 19:50
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5 participants