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Add more core stubs to minicore

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`f32`, `f64` and `asm!` macro.
This commit is contained in:
Jieyou Xu 2024-11-02 21:06:46 +08:00
parent e97ba53879
commit 89a107740c
1 changed files with 11 additions and 2 deletions
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13
tests/auxiliary/minicore.rs
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@ -6,6 +6,7 @@
//! //!
//! - `minicore` is **only** intended for `core` items, and the stubs should match the actual `core` //! - `minicore` is **only** intended for `core` items, and the stubs should match the actual `core`
//! items. //! items.
//! - Becareful of adding new features and things that are only available for a subset of targets.
//! //!
//! # References //! # References
//! //!
@ -13,8 +14,9 @@
//! <https://github.com/rust-lang/rust/blob/c0b5cc9003f6464c11ae1c0662c6a7e06f6f5cab/compiler/rustc_codegen_cranelift/example/mini_core.rs>. //! <https://github.com/rust-lang/rust/blob/c0b5cc9003f6464c11ae1c0662c6a7e06f6f5cab/compiler/rustc_codegen_cranelift/example/mini_core.rs>.
// ignore-tidy-linelength // ignore-tidy-linelength
#![feature(no_core, lang_items, rustc_attrs)] #![feature(no_core, lang_items, rustc_attrs, decl_macro)]
#![allow(unused, improper_ctypes_definitions, internal_features)] #![allow(unused, improper_ctypes_definitions, internal_features)]
#![feature(asm_experimental_arch)]
#![no_std] #![no_std]
#![no_core] #![no_core]
@ -37,7 +39,9 @@ impl<T: ?Sized> LegacyReceiver for &mut T {}
#[lang = "copy"] #[lang = "copy"]
pub trait Copy: Sized {} pub trait Copy: Sized {}
impl_marker_trait!(Copy => [ bool, char, isize, usize, i8, i16, i32, i64, u8, u16, u32, u64 ]); impl_marker_trait!(
Copy => [ bool, char, isize, usize, i8, i16, i32, i64, u8, u16, u32, u64, f32, f64 ]
);
impl<'a, T: ?Sized> Copy for &'a T {} impl<'a, T: ?Sized> Copy for &'a T {}
impl<T: ?Sized> Copy for *const T {} impl<T: ?Sized> Copy for *const T {}
impl<T: ?Sized> Copy for *mut T {} impl<T: ?Sized> Copy for *mut T {}
@ -70,3 +74,8 @@ impl<T: Copy + ?Sized> Copy for ManuallyDrop<T> {}
pub struct UnsafeCell<T: ?Sized> { pub struct UnsafeCell<T: ?Sized> {
value: T, value: T,
} }
#[rustc_builtin_macro]
pub macro asm("assembly template", $(operands,)* $(options($(option),*))?) {
/* compiler built-in */
}