bjoernager/rust
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Properly ref counting to fix valgrind issues on linux.

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This commit is contained in:
Eric Holk 2011-08-13 18:15:56 -07:00
parent aa0a51a7f5
commit d63f8340a5
7 changed files with 44 additions and 15 deletions
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19
src/rt/rust_builtin.cpp
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@ -303,8 +303,10 @@ task_join(rust_task *task, rust_task_id tid) {
join_task->lock.unlock();
}
if (!join_task->failed) {
join_task->deref();
return 0;
} else {
join_task->deref();
return -1;
}
}
@ -728,16 +730,27 @@ get_task_context(rust_task *task, rust_task_id id) {
return regs;
}
extern "C" CDECL void
drop_task(rust_task *task, rust_task_id tid) {
rust_task *target = task->kernel->get_task_by_id(tid);
if(target) {
target->deref();
// Deref twice because get_task_by_id does once.
target->deref();
}
}
extern "C" CDECL rust_task *
get_task_pointer(rust_task *task, rust_task_id id) {
return task->kernel->get_task_by_id(id);
rust_task *t = task->kernel->get_task_by_id(id);
return t;
}
extern "C" CDECL void
start_task(rust_task *task, rust_task_id id) {
rust_task * target = task->kernel->get_task_by_id(id);
target->start();
target->deref();
}
extern "C" void *task_trampoline asm("task_trampoline");
@ -754,6 +767,7 @@ migrate_alloc(rust_task *task, void *alloc, rust_task_id tid) {
if(target) {
task->local_region.release_alloc(alloc);
target->local_region.claim_alloc(alloc);
target->deref();
}
else {
// We couldn't find the target. Maybe we should just free?
@ -849,6 +863,7 @@ chan_id_send(rust_task *task, type_desc *t, rust_task_id target_task_id,
if(port) {
port->remote_chan->send(sptr);
}
target_task->deref();
}
}