mirror of
https://github.com/rust-lang/rust.git
synced 2024-11-02 07:22:42 +00:00
66 lines
1.0 KiB
Rust
66 lines
1.0 KiB
Rust
// ignore-aarch64
|
|
// ignore-arm
|
|
// ignore-avr
|
|
// ignore-bpf
|
|
// ignore-bpf
|
|
// ignore-hexagon
|
|
// ignore-mips
|
|
// ignore-mips64
|
|
// ignore-msp430
|
|
// ignore-powerpc64
|
|
// ignore-powerpc
|
|
// ignore-sparc
|
|
// ignore-sparc64
|
|
// ignore-s390x
|
|
// ignore-thumb
|
|
// ignore-nvptx64
|
|
// ignore-spirv
|
|
// ignore-wasm32
|
|
// ignore-wasm64
|
|
// ignore-emscripten
|
|
// ignore-loongarch64
|
|
// 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() {}
|