summaryrefslogtreecommitdiffstats
path: root/tests/codegen/global_asm_x2.rs
blob: 1fc2825b2bd40ea6136c5fe1b37962f5fee3964c (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
// revisions: x32 x64
//[x32] only-x86
//[x64] only-x86_64
// compile-flags: -C no-prepopulate-passes

#![crate_type = "lib"]
#![no_std]

use core::arch::global_asm;

// CHECK-LABEL: foo
// CHECK: module asm
// CHECK: module asm "{{[[:space:]]+}}jmp baz"
// any other global_asm will be appended to this first block, so:
// CHECK-LABEL: bar
// CHECK: module asm "{{[[:space:]]+}}jmp quux"
global_asm!(
    r#"
    .global foo
foo:
    jmp baz
"#
);

extern "C" {
    fn foo();
}

// CHECK-LABEL: @baz
#[no_mangle]
pub unsafe extern "C" fn baz() {}

// no checks here; this has been appended to the first occurrence
global_asm!(
    r#"
    .global bar
bar:
    jmp quux
"#
);

extern "C" {
    fn bar();
}

#[no_mangle]
pub unsafe extern "C" fn quux() {}