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Code Issues Releases Wiki Activity

Simplify gui_listener

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Use lf_queue
This commit is contained in:
Nekotekina 2019-01-05 13:34:02 +03:00
parent 3fed4dcc5a
commit ac775cd75e
2 changed files with 20 additions and 26 deletions
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5
Utilities/lockless.h
View File

@ -287,6 +287,11 @@ public:
return m_head != nullptr;
}
T* get() const
{
return m_head ? &m_head->m_data : nullptr;
}
lf_queue_iterator<T> begin() const
{
lf_queue_iterator<T> result;

41
rpcs3/rpcs3qt/log_frame.cpp
View File

@ -14,6 +14,7 @@
#include <deque>
#include <mutex>
#include "Utilities/mutex.h"
#include "Utilities/lockless.h"
extern fs::file g_tty;
extern atomic_t<s64> g_tty_size;
@ -26,29 +27,18 @@ struct gui_listener : logs::listener
{
atomic_t<logs::level> enabled{logs::level::_uninit};
struct packet
struct packet_t
{
atomic_t<packet*> next{};
logs::level sev{};
std::string msg;
~packet()
{
for (auto ptr = next.raw(); UNLIKELY(ptr);)
{
delete std::exchange(ptr, std::exchange(ptr->next.raw(), nullptr));
}
}
};
atomic_t<packet*> last; // Packet for writing another packet
atomic_t<packet*> read; // Packet for reading
lf_queue_slice<packet_t> pending;
lf_queue<packet_t> queue;
gui_listener()
: logs::listener()
, last(new packet)
, read(+last)
{
// Self-registration
logs::listener::add(this);
@ -56,7 +46,6 @@ struct gui_listener : logs::listener
~gui_listener()
{
delete read;
}
void log(u64 stamp, const logs::message& msg, const std::string& prefix, const std::string& text)
@ -65,7 +54,7 @@ struct gui_listener : logs::listener
if (msg.sev <= enabled)
{
const auto _new = new packet;
packet_t p,* _new = &p;
_new->sev = msg.sev;
if (prefix.size() > 0)
@ -88,24 +77,24 @@ struct gui_listener : logs::listener
_new->msg += text;
_new->msg += '\n';
last.exchange(_new)->next = _new;
queue.push(std::move(p));
}
}
void pop()
{
if (const auto head = read.load()->next.exchange(nullptr))
{
delete read.exchange(head);
}
pending.pop_front();
}
void clear()
packet_t* get()
{
while (read.load()->next)
if (packet_t* _head = pending.get())
{
pop();
return _head;
}
pending = queue.pop_all();
return pending.get();
}
};
@ -502,7 +491,7 @@ void log_frame::UpdateUI()
}
// Check main logs
while (const auto packet = s_gui_listener.read.load()->next.load())
while (auto* packet = s_gui_listener.get())
{
// Confirm log level
if (packet->sev <= s_gui_listener.enabled)