Skip to content

Prefer @llvm.ceil.* intrinsics #8897

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
abadams merged 1 commit into from
Dec 11, 2025
Merged

Prefer @llvm.ceil.* intrinsics #8897

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
11 changes: 4 additions & 7 deletions src/runtime/posix_math.ll
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -101,20 +101,17 @@ define weak_odr half @floor_f16(half %x) nounwind uwtable readnone alwaysinline
ret half %y
}

; These are llvm 3.3 only
; declare float @llvm.ceil.f32(float) nounwind readnone
; declare double @llvm.ceil.f64(double) nounwind readnone
declare float @ceilf(float) nounwind readnone
declare double @ceil(double) nounwind readnone
declare float @llvm.ceil.f32(float) nounwind readnone
declare double @llvm.ceil.f64(double) nounwind readnone
declare half @llvm.ceil.f16(half) nounwind readnone

define weak_odr float @ceil_f32(float %x) nounwind uwtable readnone alwaysinline {
%y = tail call float @ceilf(float %x) nounwind readnone
%y = tail call float @llvm.ceil.f32(float %x) nounwind readnone
ret float %y
}

define weak_odr double @ceil_f64(double %x) nounwind uwtable readnone alwaysinline {
%y = tail call double @ceil(double %x) nounwind readnone
%y = tail call double @llvm.ceil.f64(double %x) nounwind readnone
ret double %y
}

Expand Down