mirror of
https://github.com/rust-lang/rust.git
synced 2024-11-30 02:33:55 +00:00
42 lines
1.4 KiB
Rust
42 lines
1.4 KiB
Rust
// Checks if the "fastcall" calling convention marks function arguments
|
|
// as "inreg" like the C/C++ compilers for the platforms.
|
|
// x86 only.
|
|
|
|
// compile-flags: --target i686-unknown-linux-gnu -O -C no-prepopulate-passes
|
|
// needs-llvm-components: x86
|
|
|
|
#![crate_type = "lib"]
|
|
#![no_core]
|
|
#![feature(no_core, lang_items)]
|
|
|
|
#[lang = "sized"]
|
|
trait Sized {}
|
|
#[lang = "copy"]
|
|
trait Copy {}
|
|
|
|
pub mod tests {
|
|
// CHECK: @f1(i32 inreg noundef %_1, i32 inreg noundef %_2, i32 noundef %_3)
|
|
#[no_mangle]
|
|
pub extern "fastcall" fn f1(_: i32, _: i32, _: i32) {}
|
|
|
|
// CHECK: @f2(ptr inreg noundef %_1, ptr inreg noundef %_2, ptr noundef %_3)
|
|
#[no_mangle]
|
|
pub extern "fastcall" fn f2(_: *const i32, _: *const i32, _: *const i32) {}
|
|
|
|
// CHECK: @f3(float noundef %_1, i32 inreg noundef %_2, i32 inreg noundef %_3, i32 noundef %_4)
|
|
#[no_mangle]
|
|
pub extern "fastcall" fn f3(_: f32, _: i32, _: i32, _: i32) {}
|
|
|
|
// CHECK: @f4(i32 inreg noundef %_1, float noundef %_2, i32 inreg noundef %_3, i32 noundef %_4)
|
|
#[no_mangle]
|
|
pub extern "fastcall" fn f4(_: i32, _: f32, _: i32, _: i32) {}
|
|
|
|
// CHECK: @f5(i64 noundef %_1, i32 noundef %_2)
|
|
#[no_mangle]
|
|
pub extern "fastcall" fn f5(_: i64, _: i32) {}
|
|
|
|
// CHECK: @f6(i1 inreg noundef zeroext %_1, i32 inreg noundef %_2, i32 noundef %_3)
|
|
#[no_mangle]
|
|
pub extern "fastcall" fn f6(_: bool, _: i32, _: i32) {}
|
|
}
|