| // 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 src/test/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 (not reflected or overriden in IR) |
| #[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]] |
| // CHECK-NOT: target-features |
| // CHECK-SAME: } |
