| // Checks that when compiling for GPU targets, the convergent attribute |
| // is added to function declarations and definitions. |
| |
| //@ add-minicore |
| //@ revisions: amdgpu nvptx |
| //@ [amdgpu] compile-flags: --crate-type=rlib --target=amdgcn-amd-amdhsa -Ctarget-cpu=gfx900 |
| //@ [amdgpu] needs-llvm-components: amdgpu |
| //@ [nvptx] compile-flags: --crate-type=rlib --target=nvptx64-nvidia-cuda |
| //@ [nvptx] needs-llvm-components: nvptx |
| #![feature(no_core, lang_items, abi_gpu_kernel)] |
| #![no_core] |
| |
| extern crate minicore; |
| use minicore::*; |
| |
| extern "C" { |
| fn ext(); |
| } |
| |
| // CHECK: define {{.*}}_kernel void @fun(i32{{.*}}) unnamed_addr #[[ATTR:[0-9]+]] { |
| // CHECK: declare void @ext() unnamed_addr #[[ATTR]] |
| // CHECK: attributes #[[ATTR]] = {{.*}} convergent |
| #[no_mangle] |
| pub extern "gpu-kernel" fn fun(_: i32) { |
| unsafe { |
| ext(); |
| } |
| } |
