mirror of
https://github.com/rust-lang/rust.git
synced 2024-11-27 01:04:03 +00:00
21 lines
467 B
Rust
21 lines
467 B
Rust
//@ compile-flags: -O
|
|
//@ only-x86_64
|
|
|
|
#![crate_type = "rlib"]
|
|
|
|
use std::arch::asm;
|
|
|
|
// CHECK-LABEL: @x87_clobber
|
|
// CHECK: ~{st},~{st(1)},~{st(2)},~{st(3)},~{st(4)},~{st(5)},~{st(6)},~{st(7)}
|
|
#[no_mangle]
|
|
pub unsafe fn x87_clobber() {
|
|
asm!("foo", out("st") _);
|
|
}
|
|
|
|
// CHECK-LABEL: @mmx_clobber
|
|
// CHECK: ~{st},~{st(1)},~{st(2)},~{st(3)},~{st(4)},~{st(5)},~{st(6)},~{st(7)}
|
|
#[no_mangle]
|
|
pub unsafe fn mmx_clobber() {
|
|
asm!("bar", out("mm0") _, out("mm1") _);
|
|
}
|