Backport #148214 #189
Closed
Backport #148214 #189
Conversation
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This adds the simplest implementation of `PreserveMost` calling convention and we preserve `x5-x31` (except x6/x7/x28) registers. Fixes llvm#148147.
|
Why is this being submitted as a backport against the Rust LLVM fork? |
With this backport, this test can pass. |
|
This shoud be backported to the upstream if possible. See also https://rustc-dev-guide.rust-lang.org/backend/updating-llvm.html. |
|
See: llvm#158401 |
|
llvm#158402 has been merged. |
|
rust-lang/rust#146953 includes this backport. |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment
4 participants
Add this suggestion to a batch that can be applied as a single commit.
This suggestion is invalid because no changes were made to the code.
Suggestions cannot be applied while the pull request is closed.
Suggestions cannot be applied while viewing a subset of changes.
Only one suggestion per line can be applied in a batch.
Add this suggestion to a batch that can be applied as a single commit.
Applying suggestions on deleted lines is not supported.
You must change the existing code in this line in order to create a valid suggestion.
Outdated suggestions cannot be applied.
This suggestion has been applied or marked resolved.
Suggestions cannot be applied from pending reviews.
Suggestions cannot be applied on multi-line comments.
Suggestions cannot be applied while the pull request is queued to merge.
Suggestion cannot be applied right now. Please check back later.
Backport llvm#148214
[RISCV] Support PreserveMost calling convention (llvm#148214)
This adds the simplest implementation of
PreserveMostcalling convention and we preservex5-x31(except x6/x7/x28) registers.Fixes llvm#148147.