ADTast-experimentalenumpthread-emulationqualifiedEnum
Last change
on this file since 470618c0 was
c1d8cde,
checked in by caparsons <caparson@…>, 3 years ago
|
added scoped locking
|
-
Property mode set to
100644
|
File size:
1.4 KB
|
Rev | Line | |
---|
[1b97976c] | 1 | #include "bits/algorithm.hfa" |
---|
[eb9c2dc] | 2 | #include "bits/defs.hfa" |
---|
[1b97976c] | 3 | |
---|
| 4 | //----------------------------------------------------------------------------- |
---|
| 5 | // is_lock |
---|
| 6 | trait is_lock(L & | sized(L)) { |
---|
| 7 | // For acquiring a lock |
---|
| 8 | void lock( L & ); |
---|
| 9 | |
---|
| 10 | // For releasing a lock |
---|
| 11 | void unlock( L & ); |
---|
| 12 | }; |
---|
| 13 | |
---|
| 14 | forall(L & | is_lock(L)) { |
---|
| 15 | |
---|
| 16 | struct __mutex_stmt_lock_guard { |
---|
| 17 | L ** lockarr; |
---|
| 18 | __lock_size_t count; |
---|
| 19 | }; |
---|
| 20 | |
---|
| 21 | static inline void ?{}( __mutex_stmt_lock_guard(L) & this, L * lockarr [], __lock_size_t count ) { |
---|
| 22 | this.lockarr = lockarr; |
---|
| 23 | this.count = count; |
---|
| 24 | |
---|
| 25 | // Sort locks based on address |
---|
| 26 | __libcfa_small_sort(this.lockarr, count); |
---|
| 27 | |
---|
| 28 | // acquire locks in order |
---|
| 29 | for ( size_t i = 0; i < count; i++ ) { |
---|
| 30 | lock(*this.lockarr[i]); |
---|
| 31 | } |
---|
| 32 | } |
---|
| 33 | |
---|
| 34 | static inline void ^?{}( __mutex_stmt_lock_guard(L) & this ) with(this) { |
---|
| 35 | for ( size_t i = count; i > 0; i-- ) { |
---|
| 36 | unlock(*lockarr[i - 1]); |
---|
| 37 | } |
---|
| 38 | } |
---|
[a8367eb] | 39 | |
---|
[c1d8cde] | 40 | struct scoped_lock { |
---|
| 41 | L * internal_lock; |
---|
| 42 | }; |
---|
| 43 | |
---|
| 44 | static inline void ?{}( scoped_lock(L) & this, L & internal_lock ) { |
---|
| 45 | this.internal_lock = &internal_lock; |
---|
| 46 | lock(internal_lock); |
---|
| 47 | } |
---|
| 48 | |
---|
| 49 | static inline void ^?{}( scoped_lock(L) & this ) with(this) { |
---|
| 50 | unlock(*internal_lock); |
---|
| 51 | } |
---|
| 52 | |
---|
[a8367eb] | 53 | static inline L * __get_ptr( L & this ) { |
---|
| 54 | return &this; |
---|
| 55 | } |
---|
| 56 | |
---|
| 57 | static inline L __get_type( L & this ); |
---|
| 58 | |
---|
| 59 | static inline L __get_type( L * this ); |
---|
[1b97976c] | 60 | } |
---|
Note: See
TracBrowser
for help on using the repository browser.