mirror of https://github.com/rust-lang/rust.git
34 lines
844 B
Rust
34 lines
844 B
Rust
//@ add-core-stubs
|
|
//@ revisions: hexagon
|
|
//@[hexagon] compile-flags: --target hexagon-unknown-linux-musl
|
|
//@[hexagon] needs-llvm-components: hexagon
|
|
//@ compile-flags: -Zmerge-functions=disabled
|
|
|
|
#![crate_type = "rlib"]
|
|
#![feature(no_core, asm_experimental_arch)]
|
|
#![no_core]
|
|
|
|
extern crate minicore;
|
|
use minicore::*;
|
|
|
|
// CHECK-LABEL: @flags_clobber
|
|
// CHECK: call void asm sideeffect "", ""()
|
|
#[no_mangle]
|
|
pub unsafe fn flags_clobber() {
|
|
asm!("", options(nostack, nomem));
|
|
}
|
|
|
|
// CHECK-LABEL: @no_clobber
|
|
// CHECK: call void asm sideeffect "", ""()
|
|
#[no_mangle]
|
|
pub unsafe fn no_clobber() {
|
|
asm!("", options(nostack, nomem, preserves_flags));
|
|
}
|
|
|
|
// CHECK-LABEL: @p0_clobber
|
|
// CHECK: call void asm sideeffect "", "~{p0}"()
|
|
#[no_mangle]
|
|
pub unsafe fn p0_clobber() {
|
|
asm!("", out("p0") _, options(nostack, nomem, preserves_flags));
|
|
}
|