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Made task threads wait instead of sleep, so they can be woken up. This appears to give us much better parallel performance.

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Also, commented out one more unsafe log and updated rust_kernel.cpp to compile under g++
This commit is contained in:
Eric Holk
2011-07-25 18:00:37 -07:00
parent e697a52359
commit 5302cde188
8 changed files with 61 additions and 22 deletions
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16
src/rt/rust_kernel.cpp
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@@ -53,13 +53,13 @@ rust_kernel::destroy_scheduler(rust_scheduler *sched) {
}
void rust_kernel::create_schedulers() {
for(int i = 0; i < num_threads; ++i) {
for(size_t i = 0; i < num_threads; ++i) {
threads.push(create_scheduler(i));
}
}
void rust_kernel::destroy_schedulers() {
for(int i = 0; i < num_threads; ++i) {
for(size_t i = 0; i < num_threads; ++i) {
destroy_scheduler(threads[i]);
}
}
@@ -106,7 +106,7 @@ rust_kernel::get_port_handle(rust_port *port) {
void
rust_kernel::log_all_scheduler_state() {
for(int i = 0; i < num_threads; ++i) {
for(size_t i = 0; i < num_threads; ++i) {
threads[i]->log_state();
}
}
@@ -252,12 +252,12 @@ rust_kernel::signal_kernel_lock() {
int rust_kernel::start_task_threads()
{
for(int i = 0; i < num_threads; ++i) {
for(size_t i = 0; i < num_threads; ++i) {
rust_scheduler *thread = threads[i];
thread->start();
}
for(int i = 0; i < num_threads; ++i) {
for(size_t i = 0; i < num_threads; ++i) {
rust_scheduler *thread = threads[i];
thread->join();
}
@@ -271,6 +271,12 @@ rust_kernel::create_task(rust_task *spawner, const char *name) {
return threads[rand(&rctx) % num_threads]->create_task(spawner, name);
}
void rust_kernel::wakeup_schedulers() {
for(size_t i = 0; i < num_threads; ++i) {
threads[i]->lock.signal_all();
}
}
#ifdef __WIN32__
void
rust_kernel::win32_require(LPCTSTR fn, BOOL ok) {