Merge pull request #363 from rust-osdev/macro

Remove software_interrupt! macro

Author: josephlr

src/instructions/interrupts.rs

@@ -133,18 +133,6 @@ pub fn int3() {
     }
 }
 
-/// Generate a software interrupt by invoking the `int` instruction.
-///
-/// This currently needs to be a macro because the `int` argument needs to be an
-/// immediate. This macro will be replaced by a generic function when support for
-/// const generics is implemented in Rust.
-#[macro_export]
-macro_rules! software_interrupt {
-    ($x:expr) => {{
-        asm!("int {id}", id = const $x, options(nomem, nostack));
-    }};
-}
-
 /// Generate a software interrupt by invoking the `int` instruction.
 ///
 /// ## Safety