[compiler-rt][AArch64] NFCI: Simplify __arm_get_current_vg. #119210
Merged
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 patch simplifies the code in two different ways: * When SVE is available, return `cntd` directly to avoid the need for bitfield insert. * When SME is available, check the PSTATE.SM bit of `SVCR` directly rather than calling `__arm_sme_state`.
kmclaughlin-arm
approved these changes
Dec 10, 2024
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment
3 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Outdated suggestions cannot be applied.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.
This patch simplifies the code in two different ways:
cntddirectly to avoid the need for bitfield insert.SVCRdirectly rather than calling__arm_sme_state.