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Save one byte on ContextSwitchData.
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parent
d77c87ae1c
commit
f285e0f5cc
@ -222,11 +222,13 @@ enum { CrashEventSize = sizeof( CrashEvent ) };
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struct ContextSwitchData
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{
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static uint8_t Reason( const ContextSwitchData& cs ) { return cs.data & 0xF; }
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static uint8_t State( const ContextSwitchData& cs ) { return cs.data >> 4; }
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int64_t start;
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int64_t end;
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uint8_t cpu;
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int8_t reason;
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int8_t state;
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uint8_t data;
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};
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enum { ContextSwitchDataSize = sizeof( ContextSwitchData ) };
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@ -1168,7 +1168,7 @@ Worker::Worker( FileRead& f, EventType::Type eventMask )
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{
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ptr->start = ReadTimeOffset( f, refTime );
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ptr->end = ReadTimeOffset( f, refTime );
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f.Read( &ptr->cpu, sizeof( ptr->cpu ) + sizeof( ptr->reason ) + sizeof( ptr->state ) );
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f.Read( &ptr->cpu, sizeof( ptr->cpu ) + sizeof( ptr->data ) );
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ptr++;
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}
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m_data.ctxSwitch.emplace( thread, data );
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@ -3727,8 +3727,9 @@ void Worker::ProcessContextSwitch( const QueueContextSwitch& ev )
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auto& item = data.back();
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assert( item.start <= time );
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item.end = time;
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item.reason = ev.reason;
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item.state = ev.state;
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assert( ( ev.reason & 0xF ) == ev.reason );
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assert( ( ev.state & 0xF ) == ev.state );
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item.data = ev.reason | ( ev.state << 4 );
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}
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}
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if( ev.newThread != 0 )
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@ -3745,8 +3746,7 @@ void Worker::ProcessContextSwitch( const QueueContextSwitch& ev )
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item.start = time;
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item.end = -1;
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item.cpu = ev.cpu;
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item.reason = -1;
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item.state = -1;
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item.data = ~0;
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}
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}
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@ -4497,7 +4497,7 @@ void Worker::Write( FileWrite& f )
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{
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WriteTimeOffset( f, refTime, cs.start );
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WriteTimeOffset( f, refTime, cs.end );
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f.Write( &cs.cpu, sizeof( cs.cpu ) + sizeof( cs.reason ) + sizeof( cs.state ) );
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f.Write( &cs.cpu, sizeof( cs.cpu ) + sizeof( cs.data ) );
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}
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}
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}
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