bjoernager/rust
bjoernager/rust
1
Fork 0
Code Issues Pull requests Activity

Rollup merge of #139989 - durin42:llvm-21-issue-101082, r=cuviper

Browse source 
tests: adjust 101082 test for LLVM 21 fix

Fixes #139987.
This commit is contained in:
Matthias Krüger 2025-04-18 05:17:54 +02:00 • committed by GitHub
commit 1b03b826c4
No known key found for this signature in database
GPG key ID: B5690EEEBB952194
1 changed files with 2 additions and 10 deletions
Download patch file Download diff file Expand all files Collapse all files

12
tests/codegen/issues/issue-101082.rs
View file

@ -12,6 +12,7 @@
// at the time still sometimes fails, so only verify it for the power-of-two size // at the time still sometimes fails, so only verify it for the power-of-two size
// - https://github.com/llvm/llvm-project/issues/134735 // - https://github.com/llvm/llvm-project/issues/134735
//@[x86-64-v3] only-x86_64 //@[x86-64-v3] only-x86_64
//@[x86-64-v3] min-llvm-version: 21
//@[x86-64-v3] compile-flags: -Ctarget-cpu=x86-64-v3 //@[x86-64-v3] compile-flags: -Ctarget-cpu=x86-64-v3
#![crate_type = "lib"] #![crate_type = "lib"]
@ -19,16 +20,7 @@
#[no_mangle] #[no_mangle]
pub fn test() -> usize { pub fn test() -> usize {
// CHECK-LABEL: @test( // CHECK-LABEL: @test(
// host: ret {{i64|i32}} 165 // CHECK: ret {{i64|i32}} 165
// x86-64: ret {{i64|i32}} 165
// FIXME: Now that this autovectorizes via a masked load, it doesn't actually
// const-fold for certain widths. The `test_eight` case below shows that, yes,
// what we're emitting *can* be const-folded, except that the way LLVM does it
// for certain widths doesn't today. We should be able to put this back to
// the same check after <https://github.com/llvm/llvm-project/issues/134513>
// x86-64-v3: masked.load
let values = [23, 16, 54, 3, 60, 9]; let values = [23, 16, 54, 3, 60, 9];
let mut acc = 0; let mut acc = 0;
for item in values { for item in values {