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No need for separate tracy_rdtscp() function.

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This commit is contained in:
Bartosz Taudul 2018-04-26 15:30:53 +02:00
parent 8cc9464082
commit 3a20104882
1 changed files with 17 additions and 31 deletions
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48
client/TracyProfiler.hpp
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@ -61,39 +61,17 @@ public:
Profiler(); Profiler();
~Profiler(); ~Profiler();
#ifdef TRACY_HW_TIMER
static tracy_force_inline int64_t tracy_rdtscp( uint32_t& cpu )
{
#if defined _MSC_VER || defined __CYGWIN__
const auto t = int64_t( __rdtscp( &cpu ) );
return t;
#elif defined __i386 || defined _M_IX86 || defined __x86_64__ || defined _M_X64
uint32_t eax, edx;
asm volatile ( "rdtscp" : "=a" (eax), "=d" (edx), "=c" (cpu) :: );
return ( uint64_t( edx ) << 32 ) + uint64_t( eax );
#endif
}
#endif
#ifdef TRACY_HW_TIMER
static tracy_force_inline int64_t tracy_rdtscp()
{
#if defined _MSC_VER || defined __CYGWIN__
static unsigned int dontcare;
const auto t = int64_t( __rdtscp( &dontcare ) );
return t;
#elif defined __i386 || defined _M_IX86 || defined __x86_64__ || defined _M_X64
uint32_t eax, edx;
asm volatile ( "rdtscp" : "=a" (eax), "=d" (edx) :: "%ecx" );
return ( uint64_t( edx ) << 32 ) + uint64_t( eax );
#endif
}
#endif
static tracy_force_inline int64_t GetTime( uint32_t& cpu ) static tracy_force_inline int64_t GetTime( uint32_t& cpu )
{ {
#ifdef TRACY_HW_TIMER #ifdef TRACY_HW_TIMER
return tracy_rdtscp( cpu ); # if defined _MSC_VER || defined __CYGWIN__
const auto t = int64_t( __rdtscp( &cpu ) );
return t;
# elif defined __i386 || defined _M_IX86 || defined __x86_64__ || defined _M_X64
uint32_t eax, edx;
asm volatile ( "rdtscp" : "=a" (eax), "=d" (edx), "=c" (cpu) :: );
return ( uint64_t( edx ) << 32 ) + uint64_t( eax );
# endif
#else #else
cpu = 0xFFFFFFFF; cpu = 0xFFFFFFFF;
return std::chrono::duration_cast<std::chrono::nanoseconds>( std::chrono::high_resolution_clock::now().time_since_epoch() ).count(); return std::chrono::duration_cast<std::chrono::nanoseconds>( std::chrono::high_resolution_clock::now().time_since_epoch() ).count();
@ -103,7 +81,15 @@ public:
static tracy_force_inline int64_t GetTime() static tracy_force_inline int64_t GetTime()
{ {
#ifdef TRACY_HW_TIMER #ifdef TRACY_HW_TIMER
return tracy_rdtscp(); # if defined _MSC_VER || defined __CYGWIN__
static unsigned int dontcare;
const auto t = int64_t( __rdtscp( &dontcare ) );
return t;
# elif defined __i386 || defined _M_IX86 || defined __x86_64__ || defined _M_X64
uint32_t eax, edx;
asm volatile ( "rdtscp" : "=a" (eax), "=d" (edx) :: "%ecx" );
return ( uint64_t( edx ) << 32 ) + uint64_t( eax );
# endif
#else #else
return std::chrono::duration_cast<std::chrono::nanoseconds>( std::chrono::high_resolution_clock::now().time_since_epoch() ).count(); return std::chrono::duration_cast<std::chrono::nanoseconds>( std::chrono::high_resolution_clock::now().time_since_epoch() ).count();
#endif #endif