mirror of https://github.com/rust-lang/rust
38 lines
993 B
Rust
38 lines
993 B
Rust
//@ assembly-output: ptx-linker
|
|
//@ compile-flags: --crate-type cdylib -Z unstable-options -Clinker-flavor=llbc
|
|
//@ only-nvptx64
|
|
|
|
#![feature(abi_ptx)]
|
|
#![no_std]
|
|
|
|
//@ aux-build: breakpoint-panic-handler.rs
|
|
extern crate breakpoint_panic_handler;
|
|
|
|
// Verify function name doesn't contain unacceaptable characters.
|
|
// CHECK: .func (.param .b32 func_retval0) [[IMPL_FN:[a-zA-Z0-9$_]+square[a-zA-Z0-9$_]+]]
|
|
|
|
// CHECK-LABEL: .visible .entry top_kernel(
|
|
#[no_mangle]
|
|
pub unsafe extern "ptx-kernel" fn top_kernel(a: *const u32, b: *mut u32) {
|
|
// CHECK: call.uni (retval0),
|
|
// CHECK-NEXT: [[IMPL_FN]]
|
|
*b = deep::private::MyStruct::new(*a).square();
|
|
}
|
|
|
|
pub mod deep {
|
|
pub mod private {
|
|
pub struct MyStruct<T>(T);
|
|
|
|
impl MyStruct<u32> {
|
|
pub fn new(a: u32) -> Self {
|
|
MyStruct(a)
|
|
}
|
|
|
|
#[inline(never)]
|
|
pub fn square(&self) -> u32 {
|
|
self.0.wrapping_mul(self.0)
|
|
}
|
|
}
|
|
}
|
|
}
|