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Pack ContextSwitchData. Saves 3 bytes per context switch region.

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This commit is contained in:
Bartosz Taudul
2019-08-15 23:53:47 +02:00
parent e90ddf7ee5
commit 889eddd646
3 changed files with 96 additions and 75 deletions
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server/TracyEvent.hpp
+13 -5
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@@ -234,11 +234,19 @@ enum { CrashEventSize = sizeof( CrashEvent ) };
struct ContextSwitchData
{
int64_t start;
int64_t end;
uint8_t cpu;
int8_t reason;
int8_t state;
int64_t Start() const { return int64_t( _start_cpu ) >> 8; }
void SetStart( int64_t start ) { assert( start < ( 1ll << 47 ) ); _start_cpu = ( _start_cpu & 0xFF ) | uint64_t( start << 8 ); }
int64_t End() const { return int64_t( _end_reason_state ) >> 16; }
void SetEnd( int64_t end ) { assert( end < ( 1ll << 47 ) ); _end_reason_state = ( _end_reason_state & 0xFFFF ) | uint64_t( end << 16 ); }
uint8_t Cpu() const { return uint8_t( _start_cpu & 0xFF ); }
void SetCpu( uint8_t cpu ) { _start_cpu = ( _start_cpu & 0xFFFFFFFFFFFFFF00 ) | uint8_t( cpu ); }
int8_t Reason() const { return int8_t( (_end_reason_state >> 8) & 0xFF ); }
void SetReason( int8_t reason ) { _end_reason_state = ( _end_reason_state & 0xFFFFFFFFFFFF00FF ) | ( uint64_t( reason ) << 8 ); }
int8_t State() const { return int8_t( _end_reason_state & 0xFF ); }
void SetState( int8_t state ) { _end_reason_state = ( _end_reason_state & 0xFFFFFFFFFFFFFF00 ) | uint8_t( state ); }
uint64_t _start_cpu;
uint64_t _end_reason_state;
};
enum { ContextSwitchDataSize = sizeof( ContextSwitchData ) };