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Use 32 bits to store lock id.

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This makes queue item size 32 bytes. Queue operations can now be faster,
because multiplication by 33 is replaced by shift by 5.
This commit is contained in:
Bartosz Taudul 2017-10-13 20:05:38 +02:00
parent ec789d60e8
commit 1aaab3c5e4
3 changed files with 10 additions and 7 deletions
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6
client/TracyLock.hpp
View File

@ -2,6 +2,7 @@
#define __TRACYLOCK_HPP__
#include <atomic>
#include <limits>
#include "../common/TracySystem.hpp"
#include "TracyProfiler.hpp"
@ -9,7 +10,7 @@
namespace tracy
{
static std::atomic<uint64_t> s_lockCounter( 0 );
static std::atomic<uint32_t> s_lockCounter( 0 );
template<class T>
class Lockable
@ -19,6 +20,7 @@ public:
: m_id( s_lockCounter.fetch_add( 1, std::memory_order_relaxed ) )
, m_lckloc( (uint64_t)srcloc )
{
assert( m_id != std::numeric_limits<uint32_t>::max() );
}
Lockable( const Lockable& ) = delete;
@ -106,7 +108,7 @@ public:
private:
T m_lockable;
uint64_t m_id;
uint32_t m_id;
uint64_t m_lckloc;
};

9
common/TracyQueue.hpp
View File

@ -78,7 +78,7 @@ struct QueueZoneName
struct QueueLockWait
{
uint64_t id;
uint32_t id;
int64_t time;
uint64_t thread;
uint64_t lckloc; // ptr
@ -86,21 +86,21 @@ struct QueueLockWait
struct QueueLockObtain
{
uint64_t id;
uint32_t id;
int64_t time;
uint64_t thread;
};
struct QueueLockRelease
{
uint64_t id;
uint32_t id;
int64_t time;
uint64_t thread;
};
struct QueueLockMark
{
uint64_t id;
uint32_t id;
uint64_t thread;
uint64_t srcloc; // ptr
};
@ -176,6 +176,7 @@ static const size_t QueueDataSize[] = {
sizeof( QueueHeader ) + sizeof( QueueStringTransfer ), // plot name
};
static_assert( QueueItemSize == 32, "Queue item size not 32 bytes" );
static_assert( sizeof( QueueDataSize ) / sizeof( size_t ) == (uint8_t)QueueType::NUM_TYPES, "QueueDataSize mismatch" );
static_assert( sizeof( void* ) <= sizeof( uint64_t ), "Pointer size > 8 bytes" );

2
server/TracyView.hpp
View File

@ -172,7 +172,7 @@ private:
std::unordered_map<uint64_t, std::string> m_threadNames;
std::unordered_set<const char*, charutil::Hasher, charutil::Comparator> m_customStrings;
std::unordered_map<uint64_t, QueueSourceLocation> m_sourceLocation;
std::unordered_map<uint64_t, LockMap> m_lockMap;
std::unordered_map<uint32_t, LockMap> m_lockMap;
uint64_t m_zonesCnt;
std::mutex m_mbpslock;