libfringe/src/context.rs

40 lines
882 B
Rust

// Copyright (c) 2015, edef <edef@edef.eu>
// See the LICENSE file included in this distribution.
use core::prelude::*;
use core::marker::PhantomData;
use arch::Registers;
use stack;
use debug::StackId;
pub struct Context<'a, Stack: stack::Stack> {
regs: Registers,
_stack_id: StackId,
stack: Stack,
_ref: PhantomData<&'a ()>
}
impl<'a, Stack> Context<'a, Stack> where Stack: stack::Stack {
#[inline]
pub unsafe fn new<F>(mut stack: Stack, f: F) -> Context<'a, Stack>
where F: FnOnce() + Send + 'a {
let stack_id = StackId::register(&mut stack);
let regs = Registers::new(&mut stack, f);
Context {
regs: regs,
_stack_id: stack_id,
stack: stack,
_ref: PhantomData
}
}
#[inline(always)]
pub unsafe fn swap(&mut self) {
self.regs.swap()
}
#[inline]
pub unsafe fn destroy(self) -> Stack {
self.stack
}
}