projects / rustc.git / blame
| Commit | Line | Data |
|---|---|---|
| f9f354fc XL |
1 | #![feature(prelude_import)] |
| 2 | #![no_std] | |
| 3 | #![feature(asm)] | |
| 4 | #[prelude_import] | |
| 6a06907d | 5 | use ::std::prelude::rust_2015::*; |
| f9f354fc XL |
6 | #[macro_use] |
| 7 | extern crate std; | |
| 8 | ||
| 9 | // pretty-mode:expanded | |
| 10 | // pp-exact:asm.pp | |
| f035d41b | 11 | // only-x86_64 |
| f9f354fc XL |
12 | |
| 13 | pub fn main() { | |
| 14 | let a: i32; | |
| 15 | let mut b = 4i32; | |
| 16 | unsafe { | |
| 17 | asm!(""); | |
| 18 | asm!(""); | |
| 19 | asm!("", options(nomem, nostack)); | |
| 20 | asm!("{0}", in(reg) 4); | |
| 21 | asm!("{0}", out(reg) a); | |
| 22 | asm!("{0}", inout(reg) b); | |
| 23 | asm!("{0} {1}", out(reg) _, inlateout(reg) b => _); | |
| 24 | asm!("", out("al") _, lateout("rbx") _); | |
| f035d41b XL |
25 | asm!("inst1\ninst2"); |
| 26 | asm!("inst1 {0}, 42\ninst2 {1}, 24", in(reg) a, out(reg) b); | |
| 27 | asm!("inst2 {1}, 24\ninst1 {0}, 42", in(reg) a, out(reg) b); | |
| 28 | asm!("inst1 {0}, 42\ninst2 {1}, 24", in(reg) a, out(reg) b); | |
| 29 | asm!("inst1\ninst2"); | |
| 30 | asm!("inst1\ninst2"); | |
| 31 | asm!("inst1\n\tinst2"); | |
| 32 | asm!("inst1\ninst2\ninst3\ninst4"); | |
| f9f354fc XL |
33 | } |
| 34 | } |