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add support for clobbering xer, cr, and cr[0-7] for asm! on OpenPower/PowerPC #88350

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Merged
merged 1 commit into from
Sep 1, 2021
Merged

add support for clobbering xer, cr, and cr[0-7] for asm! on OpenPower/PowerPC #88350

merged 1 commit into from
Sep 1, 2021

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programmerjake
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Fixes #88315
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r? @davidtwco

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@rust-highfive rust-highfive added the S-waiting-on-review Status: Awaiting review from the assignee but also interested parties. label Aug 26, 2021
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@programmerjake programmerjake force-pushed the add-ppc-cr-xer-clobbers branch from 5448734 to 5802f60 Compare August 26, 2021 05:08
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@rustbot label: O-PowerPC A-inline-assembly
@rustbot rustbot added A-inline-assembly Area: Inline assembly (`asm!(…)`) O-PowerPC Target: PowerPC processors labels Aug 30, 2021
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@Amanieu mentioned that it should be fine to have xer and cr* as clobbers rather than adding to preserves_flags:
https://rust-lang.zulipchat.com/#narrow/stream/216763-project-inline-asm/topic/preserve_flags.20on.20OpenPower.2FPowerPC.3F/near/251292056
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Amanieu commented Aug 30, 2021

@bors r+
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bors commented Aug 30, 2021

📌 Commit 5802f60 has been approved by Amanieu
@bors bors added S-waiting-on-bors Status: Waiting on bors to run and complete tests. Bors will change the label on completion. and removed S-waiting-on-review Status: Awaiting review from the assignee but also interested parties. labels Aug 30, 2021
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thanks!
@m-ou-se m-ou-se mentioned this pull request Sep 1, 2021
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@davidtwco davidtwco assigned Amanieu and unassigned davidtwco Sep 1, 2021
bors added a commit to rust-lang-ci/rust that referenced this pull request Sep 1, 2021
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Auto merge of rust-lang#88556 - m-ou-se:rollup-q636wyd, r=m-ou-se
3ed6c1d 
Rollup of 9 pull requests Successful merges: - rust-lang#86376 (Emit specific warning to clarify that `#[no_mangle]` should not be applied on foreign statics or functions) - rust-lang#88040 (BTree: remove Ord bound from new) - rust-lang#88053 (Fix the flock fallback implementation) - rust-lang#88350 (add support for clobbering xer, cr, and cr[0-7] for asm! on OpenPower/PowerPC) - rust-lang#88410 (Remove bolding on associated constants) - rust-lang#88525 (fix(rustc_typeck): produce better errors for dyn auto trait) - rust-lang#88542 (Use the return value of readdir_r() instead of errno) - rust-lang#88548 (Stabilize `Iterator::intersperse()`) - rust-lang#88551 (Stabilize `UnsafeCell::raw_get()`) Failed merges: r? `@ghost` `@rustbot` modify labels: rollup
@bors bors merged commit 494c563 into rust-lang:master Sep 1, 2021
@rustbot rustbot added this to the 1.56.0 milestone Sep 1, 2021
@programmerjake programmerjake deleted the add-ppc-cr-xer-clobbers branch September 1, 2021 16:34
@infinity0 infinity0 mentioned this pull request Oct 10, 2021
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A-inline-assembly Area: Inline assembly (`asm!(…)`) O-PowerPC Target: PowerPC processors S-waiting-on-bors Status: Waiting on bors to run and complete tests. Bors will change the label on completion.
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