mirror of
https://github.com/rust-lang/rust
synced 2024-09-06 01:11:17 +00:00
35 lines
941 B
ObjectPascal
35 lines
941 B
ObjectPascal
#![feature(prelude_import)]
|
|
#![no_std]
|
|
#[prelude_import]
|
|
use ::std::prelude::rust_2015::*;
|
|
#[macro_use]
|
|
extern crate std;
|
|
//@ pretty-mode:expanded
|
|
//@ pp-exact:asm.pp
|
|
//@ only-x86_64
|
|
|
|
use std::arch::asm;
|
|
|
|
pub fn main() {
|
|
let a: i32;
|
|
let mut b = 4i32;
|
|
unsafe {
|
|
asm!("");
|
|
asm!("");
|
|
asm!("", options(nomem, nostack));
|
|
asm!("{0}", in(reg) 4);
|
|
asm!("{0}", out(reg) a);
|
|
asm!("{0}", inout(reg) b);
|
|
asm!("{0} {1}", out(reg) _, inlateout(reg) b => _);
|
|
asm!("", out("al") _, lateout("rcx") _);
|
|
asm!("inst1\ninst2");
|
|
asm!("inst1 {0}, 42\ninst2 {1}, 24", in(reg) a, out(reg) b);
|
|
asm!("inst2 {1}, 24\ninst1 {0}, 42", in(reg) a, out(reg) b);
|
|
asm!("inst1 {0}, 42\ninst2 {1}, 24", in(reg) a, out(reg) b);
|
|
asm!("inst1\ninst2");
|
|
asm!("inst1\ninst2");
|
|
asm!("inst1\n\tinst2");
|
|
asm!("inst1\ninst2\ninst3\ninst4");
|
|
}
|
|
}
|