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core: Add priv::weaken_task

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This commit is contained in:
Brian Anderson
2012-04-06 17:03:00 -07:00
parent a6e748a1d9
commit 01dc4a8b26
7 changed files with 199 additions and 19 deletions
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29
src/rt/rust_builtin.cpp
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@@ -669,22 +669,9 @@ get_port_id(rust_port *port) {
}
extern "C" CDECL uintptr_t
rust_port_id_send(type_desc *t, rust_port_id target_port_id, void *sptr) {
bool sent = false;
rust_port_id_send(rust_port_id target_port_id, void *sptr) {
rust_task *task = rust_get_current_task();
LOG(task, comm, "rust_port_id*_send port: 0x%" PRIxPTR,
(uintptr_t) target_port_id);
rust_port *port = task->kernel->get_port_by_id(target_port_id);
if(port) {
port->send(sptr);
port->deref();
sent = true;
} else {
LOG(task, comm, "didn't get the port");
}
return (uintptr_t)sent;
return (uintptr_t)task->kernel->send_to_port(target_port_id, sptr);
}
// This is called by an intrinsic on the Rust stack and must run
@@ -782,6 +769,18 @@ rust_compare_and_swap_ptr(intptr_t *address,
return sync::compare_and_swap(address, oldval, newval);
}
extern "C" CDECL void
rust_task_weaken(rust_port_id chan) {
rust_task *task = rust_get_current_task();
task->kernel->weaken_task(chan);
}
extern "C" CDECL void
rust_task_unweaken(rust_port_id chan) {
rust_task *task = rust_get_current_task();
task->kernel->unweaken_task(chan);
}
//
// Local Variables:
// mode: C++