ADTarm-ehast-experimentalenumforall-pointer-decayjacob/cs343-translationnew-ast-unique-exprpthread-emulationqualifiedEnum
Last change
on this file since b3ed43a3 was
87b9332,
checked in by Andrew Beach <ajbeach@…>, 4 years ago
|
Moved 'examples/' to 'tests/zombies/'.
|
-
Property mode set to
100644
|
File size:
906 bytes
|
Line | |
---|
1 | #pragma once |
---|
2 | |
---|
3 | #include <stddef.h> |
---|
4 | #include <stdint.h> |
---|
5 | |
---|
6 | #include "tools.h" |
---|
7 | #include "globals.h" |
---|
8 | |
---|
9 | static inline bool gc_is_aligned(void* address) |
---|
10 | { |
---|
11 | return (((intptr_t)address) & (~OBJECT_PTR_MASK)) == 0; |
---|
12 | } |
---|
13 | |
---|
14 | static inline void* gc_get_aligned_ptr(void* address) |
---|
15 | { |
---|
16 | return (void*)(((intptr_t)address) & (OBJECT_PTR_MASK)); |
---|
17 | } |
---|
18 | |
---|
19 | static inline void* gc_write_aligned_ptr(void** reference, void* address) |
---|
20 | { |
---|
21 | size_t ref_last_bits = ((intptr_t)*reference) & (~OBJECT_PTR_MASK); |
---|
22 | |
---|
23 | size_t new_val = ((intptr_t)address) & OBJECT_PTR_MASK; |
---|
24 | |
---|
25 | (*reference) = (void*)(new_val | ref_last_bits); |
---|
26 | |
---|
27 | return *reference; |
---|
28 | } |
---|
29 | |
---|
30 | static inline size_t gc_compute_size(size_t size) |
---|
31 | { |
---|
32 | size_t word_size = ((size - 1) / OBJECT_ALLIGNMENT) + 1; |
---|
33 | size_t ret = word_size * OBJECT_ALLIGNMENT; |
---|
34 | |
---|
35 | check(ret >= size); |
---|
36 | check((ret % OBJECT_ALLIGNMENT) == 0); |
---|
37 | check( ((size % OBJECT_ALLIGNMENT) != 0) || (ret == size) ); |
---|
38 | |
---|
39 | return ret; |
---|
40 | } |
---|
Note: See
TracBrowser
for help on using the repository browser.