mirror of
https://github.com/rust-lang/rust.git
synced 2024-10-31 06:22:00 +00:00
48 lines
1.2 KiB
Rust
48 lines
1.2 KiB
Rust
// revisions: COMPAT INCOMPAT
|
|
// needs-llvm-components: x86
|
|
// compile-flags: --target=x86_64-unknown-linux-gnu -Copt-level=3
|
|
// [COMPAT] compile-flags: -Ctarget-feature=+avx2,+avx
|
|
// [INCOMPAT] compile-flags: -Ctarget-feature=-avx2,-avx
|
|
|
|
// See also tests/assembly/target-feature-multiple.rs
|
|
#![feature(no_core, lang_items)]
|
|
#![crate_type = "lib"]
|
|
#![no_core]
|
|
|
|
|
|
#[lang = "sized"]
|
|
trait Sized {}
|
|
#[lang = "copy"]
|
|
trait Copy {}
|
|
|
|
extern "C" {
|
|
fn peach() -> u32;
|
|
}
|
|
|
|
#[inline]
|
|
#[target_feature(enable = "avx")]
|
|
#[no_mangle]
|
|
pub unsafe fn apple() -> u32 {
|
|
// CHECK-LABEL: @apple()
|
|
// CHECK-SAME: [[APPLEATTRS:#[0-9]+]] {
|
|
// CHECK: {{.*}}call{{.*}}@peach
|
|
peach()
|
|
}
|
|
|
|
// target features same as global
|
|
#[no_mangle]
|
|
pub unsafe fn banana() -> u32 {
|
|
// CHECK-LABEL: @banana()
|
|
// CHECK-SAME: [[BANANAATTRS:#[0-9]+]] {
|
|
// COMPAT: {{.*}}call{{.*}}@peach
|
|
// INCOMPAT: {{.*}}call{{.*}}@apple
|
|
apple() // Compatible for inline in COMPAT revision and can't be inlined in INCOMPAT
|
|
}
|
|
|
|
// CHECK: attributes [[APPLEATTRS]]
|
|
// COMPAT-SAME: "target-features"="+avx2,+avx,+avx"
|
|
// INCOMPAT-SAME: "target-features"="-avx2,-avx,+avx"
|
|
// CHECK: attributes [[BANANAATTRS]]
|
|
// COMPAT-SAME: "target-features"="+avx2,+avx"
|
|
// INCOMPAT-SAME: "target-features"="-avx2,-avx"
|