File: asm-foreign.rs

package info (click to toggle)
rustc 1.88.0%2Bdfsg1-1
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid
  • size: 934,128 kB
  • sloc: xml: 158,127; python: 36,062; javascript: 19,855; sh: 19,700; cpp: 18,947; ansic: 12,993; asm: 4,792; makefile: 690; lisp: 29; perl: 29; ruby: 19; sql: 11
file content (20 lines) | stat: -rw-r--r-- 458 bytes parent folder | download | duplicates (14) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
 
// Make sure rustdoc accepts asm! for a foreign architecture.

use std::arch::asm;

//@ has asm_foreign/fn.aarch64.html
pub unsafe fn aarch64(a: f64, b: f64) -> f64 {
    let c;
    asm!("add {:d}, {:d}, d0", out(vreg) c, in(vreg) a, in("d0") {
        || {};
        b
    });
    c
}

//@ has asm_foreign/fn.x86.html
pub unsafe fn x86(a: f64, b: f64) -> f64 {
    let c;
    asm!("addsd {}, {}, xmm0", out(xmm_reg) c, in(xmm_reg) a, in("xmm0") b);
    c
}