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1 | // Copyright 2015 The Rust Project Developers. See the COPYRIGHT |
2 | // file at the top-level directory of this distribution and at | |
3 | // http://rust-lang.org/COPYRIGHT. | |
4 | // | |
5 | // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or | |
6 | // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license | |
7 | // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your | |
8 | // option. This file may not be copied, modified, or distributed | |
9 | // except according to those terms. | |
10 | ||
11 | // no-prefer-dynamic | |
12 | ||
92a42be0 | 13 | #![feature(allocator, core_intrinsics, libc)] |
e9174d1e SL |
14 | #![allocator] |
15 | #![crate_type = "rlib"] | |
16 | #![no_std] | |
17 | ||
18 | extern crate libc; | |
19 | ||
20 | pub static mut HITS: usize = 0; | |
21 | ||
22 | #[no_mangle] | |
23 | pub extern fn __rust_allocate(size: usize, align: usize) -> *mut u8 { | |
24 | unsafe { | |
25 | HITS += 1; | |
26 | libc::malloc(size as libc::size_t) as *mut u8 | |
27 | } | |
28 | } | |
29 | ||
30 | #[no_mangle] | |
31 | pub extern fn __rust_deallocate(ptr: *mut u8, old_size: usize, align: usize) { | |
32 | unsafe { | |
33 | HITS += 1; | |
34 | libc::free(ptr as *mut _) | |
35 | } | |
36 | } | |
37 | ||
38 | #[no_mangle] | |
39 | pub extern fn __rust_reallocate(ptr: *mut u8, old_size: usize, size: usize, | |
40 | align: usize) -> *mut u8 { | |
41 | unsafe { | |
42 | libc::realloc(ptr as *mut _, size as libc::size_t) as *mut u8 | |
43 | } | |
44 | } | |
45 | ||
46 | #[no_mangle] | |
47 | pub extern fn __rust_reallocate_inplace(ptr: *mut u8, old_size: usize, | |
48 | size: usize, align: usize) -> usize { | |
49 | unsafe { core::intrinsics::abort() } | |
50 | } | |
51 | ||
52 | #[no_mangle] | |
53 | pub extern fn __rust_usable_size(size: usize, align: usize) -> usize { | |
54 | unsafe { core::intrinsics::abort() } | |
55 | } |