52 lines
875 B
Rust
52 lines
875 B
Rust
#![feature(lang_items, prelude_import)]
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#![feature(panic_info_message)]
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#![no_std]
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mod entry;
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pub mod env;
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pub mod io;
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pub mod panic;
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use core::arch::asm;
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#[prelude_import]
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pub use prelude::rust_2021::*;
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pub mod prelude;
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use versioning::Version;
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pub const VERSION: Version = Version::new(0, 1, 0);
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// extern crate alloc;
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pub fn print(s: &str) {
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unsafe {
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asm!(
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"syscall",
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in("rax") 1,
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in("rdi") 1,
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in("rsi") s.as_ptr(),
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in("rdx") s.len(),
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out("rcx") _,
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out("r11") _,
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);
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}
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}
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pub fn print_char(c: char) {
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let array = [c];
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unsafe {
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asm!(
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"syscall",
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in("rax") 1,
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in("rdi") 1,
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in("rsi") array.as_ptr(),
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in("rdx") 1,
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out("rcx") _,
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out("r11") _,
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);
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}
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}
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