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ba61a9ed84
tracy/client/TracyProfiler.cpp
Bartosz Taudul ba61a9ed84 Transfer time deltas, not absolute times. 
This change significantly reduces network bandwidth requirements.

Implemented for:
- CPU zones,
- GPU zones,
- locks,
- plots,
- memory events.
2019-10-24 00:06:41 +02:00

2615 lines
81 KiB
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#ifdef TRACY_ENABLE
#ifdef _WIN32
# ifndef NOMINMAX
# define NOMINMAX
# endif
# include <winsock2.h>
# include <windows.h>
# include <tlhelp32.h>
# include <inttypes.h>
# include <intrin.h>
#else
# include <sys/time.h>
#endif
#ifdef __CYGWIN__
# include <windows.h>
# include <unistd.h>
#endif
#ifdef _GNU_SOURCE
# include <errno.h>
#endif
#ifdef __linux__
# include <signal.h>
# include <dirent.h>
# include <sys/types.h>
# include <sys/syscall.h>
#endif
#ifdef __APPLE__
# include <sys/types.h>
# include <sys/sysctl.h>
#endif
#include <atomic>
#include <assert.h>
#include <chrono>
#include <limits>
#include <memory>
#include <mutex>
#include <stdlib.h>
#include <string.h>
#include <thread>
#include "../common/TracyAlign.hpp"
#include "../common/TracyProtocol.hpp"
#include "../common/TracySocket.hpp"
#include "../common/TracySystem.hpp"
#include "../common/tracy_lz4.hpp"
#include "tracy_rpmalloc.hpp"
#include "TracyCallstack.hpp"
#include "TracyDxt1.hpp"
#include "TracyScoped.hpp"
#include "TracyProfiler.hpp"
#include "TracyThread.hpp"
#include "TracyArmCpuTable.hpp"
#include "TracySysTrace.hpp"
#include "../TracyC.h"
#ifdef __APPLE__
# define TRACY_DELAYED_INIT
#else
# ifdef __GNUC__
# define init_order( val ) __attribute__ ((init_priority(val)))
# else
# define init_order(x)
# endif
#endif
#if defined TRACY_HW_TIMER && __ARM_ARCH >= 6 && !defined TARGET_OS_IOS
# include <signal.h>
# include <setjmp.h>
#endif
#if defined _WIN32 || defined __CYGWIN__
# include <lmcons.h>
extern "C" typedef LONG (WINAPI *t_RtlGetVersion)( PRTL_OSVERSIONINFOW );
#else
# include <unistd.h>
# include <limits.h>
#endif
#if defined __APPLE__
# include "TargetConditionals.h"
#endif
#if defined __linux__
# include <sys/sysinfo.h>
# include <sys/utsname.h>
#endif
#if !defined _WIN32 && !defined __CYGWIN__ && ( defined __i386 || defined _M_IX86 || defined __x86_64__ || defined _M_X64 )
# include <cpuid.h>
#endif
namespace tracy
{
#ifndef TRACY_DELAYED_INIT
namespace
{
# if ( defined _WIN32 || defined __CYGWIN__ ) && _WIN32_WINNT >= _WIN32_WINNT_VISTA
BOOL CALLBACK InitOnceCallback( PINIT_ONCE /*initOnce*/, PVOID /*Parameter*/, PVOID* /*Context*/)
{
rpmalloc_initialize();
return TRUE;
}
INIT_ONCE InitOnce = INIT_ONCE_STATIC_INIT;
# elif defined __linux__
void InitOnceCallback()
{
rpmalloc_initialize();
}
pthread_once_t once_control = PTHREAD_ONCE_INIT;
# else
void InitOnceCallback()
{
rpmalloc_initialize();
}
std::once_flag once_flag;
# endif
}
struct RPMallocInit
{
RPMallocInit()
{
# if ( defined _WIN32 || defined __CYGWIN__ ) && _WIN32_WINNT >= _WIN32_WINNT_VISTA
InitOnceExecuteOnce( &InitOnce, InitOnceCallback, nullptr, nullptr );
# elif defined __linux__
pthread_once( &once_control, InitOnceCallback );
# else
std::call_once( once_flag, InitOnceCallback );
# endif
rpmalloc_thread_initialize();
}
};
struct InitTimeWrapper
{
int64_t val;
};
struct ProducerWrapper
{
tracy::moodycamel::ConcurrentQueue<QueueItem>::ExplicitProducer* ptr;
};
struct ThreadHandleWrapper
{
uint64_t val;
};
#endif
#if defined TRACY_HW_TIMER && ( defined __i386 || defined _M_IX86 || defined __x86_64__ || defined _M_X64 )
static inline void CpuId( uint32_t* regs, uint32_t leaf )
{
#if defined _WIN32 || defined __CYGWIN__
__cpuidex( (int*)regs, leaf, 0 );
#else
__get_cpuid( leaf, regs, regs+1, regs+2, regs+3 );
#endif
}
static void InitFailure( const char* msg )
{
#if defined _WIN32 || defined __CYGWIN__
bool hasConsole = false;
bool reopen = false;
const auto attached = AttachConsole( ATTACH_PARENT_PROCESS );
if( attached )
{
hasConsole = true;
reopen = true;
}
else
{
const auto err = GetLastError();
if( err == ERROR_ACCESS_DENIED )
{
hasConsole = true;
}
}
if( hasConsole )
{
fprintf( stderr, "Tracy Profiler initialization failure: %s\n", msg );
if( reopen )
{
freopen( "CONOUT$", "w", stderr );
fprintf( stderr, "Tracy Profiler initialization failure: %s\n", msg );
}
}
else
{
MessageBoxA( nullptr, msg, "Tracy Profiler initialization failure", MB_ICONSTOP );
}
#else
fprintf( stderr, "Tracy Profiler initialization failure: %s\n", msg );
#endif
exit( 0 );
}
static int64_t SetupHwTimer()
{
uint32_t regs[4];
CpuId( regs, 0x80000001 );
if( !( regs[3] & ( 1 << 27 ) ) ) InitFailure( "CPU doesn't support RDTSCP instruction." );
CpuId( regs, 0x80000007 );
if( !( regs[3] & ( 1 << 8 ) ) )
{
const char* noCheck = getenv( "TRACY_NO_INVARIANT_CHECK" );
if( !noCheck || noCheck[0] != '1' )
{
InitFailure( "CPU doesn't support invariant TSC.\nDefine TRACY_NO_INVARIANT_CHECK=1 to ignore this error, *if you know what you are doing*." );
}
}
return Profiler::GetTime();
}
#else
static int64_t SetupHwTimer()
{
return Profiler::GetTime();
}
#endif
static const char* GetProcessName()
{
const char* processName = "unknown";
#ifdef _WIN32
static char buf[_MAX_PATH];
GetModuleFileNameA( nullptr, buf, _MAX_PATH );
const char* ptr = buf;
while( *ptr != '\0' ) ptr++;
while( ptr > buf && *ptr != '\\' && *ptr != '/' ) ptr--;
if( ptr > buf ) ptr++;
processName = ptr;
#elif defined __ANDROID__
# if __ANDROID_API__ >= 21
auto buf = getprogname();
if( buf ) processName = buf;
# endif
#elif defined _GNU_SOURCE || defined __CYGWIN__
processName = program_invocation_short_name;
#elif defined __APPLE__
auto buf = getprogname();
if( buf ) processName = buf;
#endif
return processName;
}
static uint32_t GetHex( char*& ptr, int skip )
{
uint32_t ret;
ptr += skip;
char* end;
if( ptr[0] == '0' && ptr[1] == 'x' )
{
ptr += 2;
ret = strtol( ptr, &end, 16 );
}
else
{
ret = strtol( ptr, &end, 10 );
}
ptr = end;
return ret;
}
static const char* GetHostInfo()
{
static char buf[1024];
auto ptr = buf;
#if defined _WIN32 || defined __CYGWIN__
# ifdef UNICODE
t_RtlGetVersion RtlGetVersion = (t_RtlGetVersion)GetProcAddress( GetModuleHandle( L"ntdll.dll" ), "RtlGetVersion" );
# else
t_RtlGetVersion RtlGetVersion = (t_RtlGetVersion)GetProcAddress( GetModuleHandle( "ntdll.dll" ), "RtlGetVersion" );
# endif
if( !RtlGetVersion )
{
# ifdef __CYGWIN__
ptr += sprintf( ptr, "OS: Windows (Cygwin)\n" );
# elif defined __MINGW32__
ptr += sprintf( ptr, "OS: Windows (MingW)\n" );
# else
ptr += sprintf( ptr, "OS: Windows\n" );
# endif
}
else
{
RTL_OSVERSIONINFOW ver = { sizeof( RTL_OSVERSIONINFOW ) };
RtlGetVersion( &ver );
# ifdef __CYGWIN__
ptr += sprintf( ptr, "OS: Windows %i.%i.%i (Cygwin)\n", ver.dwMajorVersion, ver.dwMinorVersion, ver.dwBuildNumber );
# elif defined __MINGW32__
ptr += sprintf( ptr, "OS: Windows %i.%i.%i (MingW)\n", (int)ver.dwMajorVersion, (int)ver.dwMinorVersion, (int)ver.dwBuildNumber );
# else
ptr += sprintf( ptr, "OS: Windows %i.%i.%i\n", ver.dwMajorVersion, ver.dwMinorVersion, ver.dwBuildNumber );
# endif
}
#elif defined __linux__
struct utsname utsName;
uname( &utsName );
# if defined __ANDROID__
ptr += sprintf( ptr, "OS: Linux %s (Android)\n", utsName.release );
# else
ptr += sprintf( ptr, "OS: Linux %s\n", utsName.release );
# endif
#elif defined __APPLE__
# if TARGET_OS_IPHONE == 1
ptr += sprintf( ptr, "OS: Darwin (iOS)\n" );
# elif TARGET_OS_MAC == 1
ptr += sprintf( ptr, "OS: Darwin (OSX)\n" );
# else
ptr += sprintf( ptr, "OS: Darwin (unknown)\n" );
# endif
#elif defined __DragonFly__
ptr += sprintf( ptr, "OS: BSD (DragonFly)\n" );
#elif defined __FreeBSD__
ptr += sprintf( ptr, "OS: BSD (FreeBSD)\n" );
#elif defined __NetBSD__
ptr += sprintf( ptr, "OS: BSD (NetBSD)\n" );
#elif defined __OpenBSD__
ptr += sprintf( ptr, "OS: BSD (OpenBSD)\n" );
#else
ptr += sprintf( ptr, "OS: unknown\n" );
#endif
#if defined _MSC_VER
# if defined __clang__
ptr += sprintf( ptr, "Compiler: MSVC clang-cl %i.%i.%i\n", __clang_major__, __clang_minor__, __clang_patchlevel__ );
# else
ptr += sprintf( ptr, "Compiler: MSVC %i\n", _MSC_VER );
# endif
#elif defined __clang__
ptr += sprintf( ptr, "Compiler: clang %i.%i.%i\n", __clang_major__, __clang_minor__, __clang_patchlevel__ );
#elif defined __GNUC__
ptr += sprintf( ptr, "Compiler: gcc %i.%i\n", __GNUC__, __GNUC_MINOR__ );
#else
ptr += sprintf( ptr, "Compiler: unknown\n" );
#endif
#if defined _WIN32 || defined __CYGWIN__
# ifndef __CYGWIN__
InitWinSock();
# endif
char hostname[512];
gethostname( hostname, 512 );
DWORD userSz = UNLEN+1;
char user[UNLEN+1];
GetUserNameA( user, &userSz );
ptr += sprintf( ptr, "User: %s@%s\n", user, hostname );
#else
char hostname[_POSIX_HOST_NAME_MAX]{};
char user[_POSIX_LOGIN_NAME_MAX]{};
gethostname( hostname, _POSIX_HOST_NAME_MAX );
# if defined __ANDROID__
const auto login = getlogin();
if( login )
{
strcpy( user, login );
}
else
{
memcpy( user, "(?)", 4 );
}
# else
getlogin_r( user, _POSIX_LOGIN_NAME_MAX );
# endif
ptr += sprintf( ptr, "User: %s@%s\n", user, hostname );
#endif
#if defined __i386 || defined _M_IX86
ptr += sprintf( ptr, "Arch: x86\n" );
#elif defined __x86_64__ || defined _M_X64
ptr += sprintf( ptr, "Arch: x64\n" );
#elif defined __aarch64__
ptr += sprintf( ptr, "Arch: ARM64\n" );
#elif defined __ARM_ARCH
ptr += sprintf( ptr, "Arch: ARM\n" );
#else
ptr += sprintf( ptr, "Arch: unknown\n" );
#endif
#if defined __i386 || defined _M_IX86 || defined __x86_64__ || defined _M_X64
uint32_t regs[4];
char cpuModel[4*4*3];
auto modelPtr = cpuModel;
for( uint32_t i=0x80000002; i<0x80000005; ++i )
{
# if defined _WIN32 || defined __CYGWIN__
__cpuidex( (int*)regs, i, 0 );
# else
int zero = 0;
asm volatile ( "cpuid" : "=a" (regs[0]), "=b" (regs[1]), "=c" (regs[2]), "=d" (regs[3]) : "a" (i), "c" (zero) );
# endif
memcpy( modelPtr, regs, sizeof( regs ) ); modelPtr += sizeof( regs );
}
ptr += sprintf( ptr, "CPU: %s\n", cpuModel );
#elif defined __linux__ && defined __ARM_ARCH
bool cpuFound = false;
FILE* fcpuinfo = fopen( "/proc/cpuinfo", "rb" );
if( fcpuinfo )
{
enum { BufSize = 4*1024 };
char buf[BufSize];
const auto sz = fread( buf, 1, BufSize, fcpuinfo );
fclose( fcpuinfo );
const auto end = buf + sz;
auto cptr = buf;
uint32_t impl = 0;
uint32_t var = 0;
uint32_t part = 0;
uint32_t rev = 0;
while( end - cptr > 20 )
{
while( end - cptr > 20 && memcmp( cptr, "CPU ", 4 ) != 0 )
{
cptr += 4;
while( end - cptr > 20 && *cptr != '\n' ) cptr++;
cptr++;
}
if( end - cptr <= 20 ) break;
cptr += 4;
if( memcmp( cptr, "implementer\t: ", 14 ) == 0 )
{
if( impl != 0 ) break;
impl = GetHex( cptr, 14 );
}
else if( memcmp( cptr, "variant\t: ", 10 ) == 0 ) var = GetHex( cptr, 10 );
else if( memcmp( cptr, "part\t: ", 7 ) == 0 ) part = GetHex( cptr, 7 );
else if( memcmp( cptr, "revision\t: ", 11 ) == 0 ) rev = GetHex( cptr, 11 );
while( *cptr != '\n' && *cptr != '\0' ) cptr++;
cptr++;
}
if( impl != 0 || var != 0 || part != 0 || rev != 0 )
{
cpuFound = true;
ptr += sprintf( ptr, "CPU: %s%s r%ip%i\n", DecodeArmImplementer( impl ), DecodeArmPart( impl, part ), var, rev );
}
}
if( !cpuFound )
{
ptr += sprintf( ptr, "CPU: unknown\n" );
}
#elif defined __APPLE__ && TARGET_OS_IPHONE == 1
{
size_t sz;
sysctlbyname( "hw.machine", nullptr, &sz, nullptr, 0 );
auto str = (char*)tracy_malloc( sz );
sysctlbyname( "hw.machine", str, &sz, nullptr, 0 );
ptr += sprintf( ptr, "Device: %s\n", DecodeIosDevice( str ) );
tracy_free( str );
}
#else
ptr += sprintf( ptr, "CPU: unknown\n" );
#endif
ptr += sprintf( ptr, "CPU cores: %i\n", std::thread::hardware_concurrency() );
#if defined _WIN32 || defined __CYGWIN__
MEMORYSTATUSEX statex;
statex.dwLength = sizeof( statex );
GlobalMemoryStatusEx( &statex );
# ifdef _MSC_VER
ptr += sprintf( ptr, "RAM: %I64u MB\n", statex.ullTotalPhys / 1024 / 1024 );
# else
ptr += sprintf( ptr, "RAM: %llu MB\n", statex.ullTotalPhys / 1024 / 1024 );
# endif
#elif defined __linux__
struct sysinfo sysInfo;
sysinfo( &sysInfo );
ptr += sprintf( ptr, "RAM: %lu MB\n", sysInfo.totalram / 1024 / 1024 );
#elif defined __APPLE__
size_t memSize;
size_t sz = sizeof( memSize );
sysctlbyname( "hw.memsize", &memSize, &sz, nullptr, 0 );
ptr += sprintf( ptr, "RAM: %zu MB\n", memSize / 1024 / 1024 );
#else
ptr += sprintf( ptr, "RAM: unknown\n" );
#endif
return buf;
}
static uint64_t GetPid()
{
#if defined _WIN32 || defined __CYGWIN__
return uint64_t( GetCurrentProcessId() );
#else
return uint64_t( getpid() );
#endif
}
static BroadcastMessage& GetBroadcastMessage( const char* procname, size_t pnsz, int& len )
{
static BroadcastMessage msg;
msg.broadcastVersion = BroadcastVersion;
msg.protocolVersion = ProtocolVersion;
memcpy( msg.programName, procname, pnsz );
memset( msg.programName + pnsz, 0, WelcomeMessageProgramNameSize - pnsz );
len = int( offsetof( BroadcastMessage, programName ) + pnsz + 1 );
return msg;
}
#ifdef _WIN32
static DWORD s_profilerThreadId = 0;
static char s_crashText[1024];
LONG WINAPI CrashFilter( PEXCEPTION_POINTERS pExp )
{
const unsigned ec = pExp->ExceptionRecord->ExceptionCode;
auto msgPtr = s_crashText;
switch( ec )
{
case EXCEPTION_ACCESS_VIOLATION:
msgPtr += sprintf( msgPtr, "Exception EXCEPTION_ACCESS_VIOLATION (0x%x). ", ec );
switch( pExp->ExceptionRecord->ExceptionInformation[0] )
{
case 0:
msgPtr += sprintf( msgPtr, "Read violation at address 0x%" PRIxPTR ".", pExp->ExceptionRecord->ExceptionInformation[1] );
break;
case 1:
msgPtr += sprintf( msgPtr, "Write violation at address 0x%" PRIxPTR ".", pExp->ExceptionRecord->ExceptionInformation[1] );
break;
case 8:
msgPtr += sprintf( msgPtr, "DEP violation at address 0x%" PRIxPTR ".", pExp->ExceptionRecord->ExceptionInformation[1] );
break;
default:
break;
}
break;
case EXCEPTION_ARRAY_BOUNDS_EXCEEDED:
msgPtr += sprintf( msgPtr, "Exception EXCEPTION_ARRAY_BOUNDS_EXCEEDED (0x%x). ", ec );
break;
case EXCEPTION_DATATYPE_MISALIGNMENT:
msgPtr += sprintf( msgPtr, "Exception EXCEPTION_DATATYPE_MISALIGNMENT (0x%x). ", ec );
break;
case EXCEPTION_FLT_DIVIDE_BY_ZERO:
msgPtr += sprintf( msgPtr, "Exception EXCEPTION_FLT_DIVIDE_BY_ZERO (0x%x). ", ec );
break;
case EXCEPTION_ILLEGAL_INSTRUCTION:
msgPtr += sprintf( msgPtr, "Exception EXCEPTION_ILLEGAL_INSTRUCTION (0x%x). ", ec );
break;
case EXCEPTION_IN_PAGE_ERROR:
msgPtr += sprintf( msgPtr, "Exception EXCEPTION_IN_PAGE_ERROR (0x%x). ", ec );
break;
case EXCEPTION_INT_DIVIDE_BY_ZERO:
msgPtr += sprintf( msgPtr, "Exception EXCEPTION_INT_DIVIDE_BY_ZERO (0x%x). ", ec );
break;
case EXCEPTION_PRIV_INSTRUCTION:
msgPtr += sprintf( msgPtr, "Exception EXCEPTION_PRIV_INSTRUCTION (0x%x). ", ec );
break;
case EXCEPTION_STACK_OVERFLOW:
msgPtr += sprintf( msgPtr, "Exception EXCEPTION_STACK_OVERFLOW (0x%x). ", ec );
break;
default:
return EXCEPTION_CONTINUE_SEARCH;
}
{
Magic magic;
auto token = GetToken();
auto& tail = token->get_tail_index();
auto item = token->enqueue_begin( magic );
MemWrite( &item->hdr.type, QueueType::CrashReport );
item->crashReport.time = Profiler::GetTime();
item->crashReport.text = (uint64_t)s_crashText;
tail.store( magic + 1, std::memory_order_release );
GetProfiler().SendCallstack( 60, "KiUserExceptionDispatcher" );
}
HANDLE h = CreateToolhelp32Snapshot( TH32CS_SNAPTHREAD, 0 );
if( h == INVALID_HANDLE_VALUE ) return EXCEPTION_CONTINUE_SEARCH;
THREADENTRY32 te = { sizeof( te ) };
if( !Thread32First( h, &te ) )
{
CloseHandle( h );
return EXCEPTION_CONTINUE_SEARCH;
}
const auto pid = GetCurrentProcessId();
const auto tid = GetCurrentThreadId();
do
{
if( te.th32OwnerProcessID == pid && te.th32ThreadID != tid && te.th32ThreadID != s_profilerThreadId )
{
HANDLE th = OpenThread( THREAD_SUSPEND_RESUME, FALSE, te.th32ThreadID );
if( th != INVALID_HANDLE_VALUE )
{
SuspendThread( th );
CloseHandle( th );
}
}
}
while( Thread32Next( h, &te ) );
CloseHandle( h );
{
Magic magic;
auto token = GetToken();
auto& tail = token->get_tail_index();
auto item = token->enqueue_begin( magic );
MemWrite( &item->hdr.type, QueueType::Crash );
tail.store( magic + 1, std::memory_order_release );
}
std::this_thread::sleep_for( std::chrono::milliseconds( 500 ) );
GetProfiler().RequestShutdown();
while( !GetProfiler().HasShutdownFinished() ) { std::this_thread::sleep_for( std::chrono::milliseconds( 10 ) ); };
TerminateProcess( GetCurrentProcess(), 1 );
return EXCEPTION_CONTINUE_SEARCH;
}
#endif
#ifdef __linux__
static long s_profilerTid = 0;
static char s_crashText[1024];
static std::atomic<bool> s_alreadyCrashed( false );
static void ThreadFreezer( int /*signal*/ )
{
for(;;) sleep( 1000 );
}
static inline void HexPrint( char*& ptr, uint64_t val )
{
if( val == 0 )
{
*ptr++ = '0';
return;
}
static const char HexTable[16] = { '0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'a', 'b', 'c', 'd', 'e', 'f' };
char buf[16];
auto bptr = buf;
do
{
*bptr++ = HexTable[val%16];
val /= 16;
}
while( val > 0 );
do
{
*ptr++ = *--bptr;
}
while( bptr != buf );
}
static void CrashHandler( int signal, siginfo_t* info, void* /*ucontext*/ )
{
bool expected = false;
if( !s_alreadyCrashed.compare_exchange_strong( expected, true ) ) ThreadFreezer( signal );
auto msgPtr = s_crashText;
switch( signal )
{
case SIGILL:
strcpy( msgPtr, "Illegal Instruction.\n" );
while( *msgPtr ) msgPtr++;
switch( info->si_code )
{
case ILL_ILLOPC:
strcpy( msgPtr, "Illegal opcode.\n" );
break;
case ILL_ILLOPN:
strcpy( msgPtr, "Illegal operand.\n" );
break;
case ILL_ILLADR:
strcpy( msgPtr, "Illegal addressing mode.\n" );
break;
case ILL_ILLTRP:
strcpy( msgPtr, "Illegal trap.\n" );
break;
case ILL_PRVOPC:
strcpy( msgPtr, "Privileged opcode.\n" );
break;
case ILL_PRVREG:
strcpy( msgPtr, "Privileged register.\n" );
break;
case ILL_COPROC:
strcpy( msgPtr, "Coprocessor error.\n" );
break;
case ILL_BADSTK:
strcpy( msgPtr, "Internal stack error.\n" );
break;
default:
break;
}
break;
case SIGFPE:
strcpy( msgPtr, "Floating-point exception.\n" );
while( *msgPtr ) msgPtr++;
switch( info->si_code )
{
case FPE_INTDIV:
strcpy( msgPtr, "Integer divide by zero.\n" );
break;
case FPE_INTOVF:
strcpy( msgPtr, "Integer overflow.\n" );
break;
case FPE_FLTDIV:
strcpy( msgPtr, "Floating-point divide by zero.\n" );
break;
case FPE_FLTOVF:
strcpy( msgPtr, "Floating-point overflow.\n" );
break;
case FPE_FLTUND:
strcpy( msgPtr, "Floating-point underflow.\n" );
break;
case FPE_FLTRES:
strcpy( msgPtr, "Floating-point inexact result.\n" );
break;
case FPE_FLTINV:
strcpy( msgPtr, "Floating-point invalid operation.\n" );
break;
case FPE_FLTSUB:
strcpy( msgPtr, "Subscript out of range.\n" );
break;
default:
break;
}
break;
case SIGSEGV:
strcpy( msgPtr, "Invalid memory reference.\n" );
while( *msgPtr ) msgPtr++;
switch( info->si_code )
{
case SEGV_MAPERR:
strcpy( msgPtr, "Address not mapped to object.\n" );
break;
case SEGV_ACCERR:
strcpy( msgPtr, "Invalid permissions for mapped object.\n" );
break;
# ifdef SEGV_BNDERR
case SEGV_BNDERR:
strcpy( msgPtr, "Failed address bound checks.\n" );
break;
# endif
# ifdef SEGV_PKUERR
case SEGV_PKUERR:
strcpy( msgPtr, "Access was denied by memory protection keys.\n" );
break;
# endif
default:
break;
}
break;
case SIGPIPE:
strcpy( msgPtr, "Broken pipe.\n" );
while( *msgPtr ) msgPtr++;
break;
case SIGBUS:
strcpy( msgPtr, "Bus error.\n" );
while( *msgPtr ) msgPtr++;
switch( info->si_code )
{
case BUS_ADRALN:
strcpy( msgPtr, "Invalid address alignment.\n" );
break;
case BUS_ADRERR:
strcpy( msgPtr, "Nonexistent physical address.\n" );
break;
case BUS_OBJERR:
strcpy( msgPtr, "Object-specific hardware error.\n" );
break;
case BUS_MCEERR_AR:
strcpy( msgPtr, "Hardware memory error consumed on a machine check; action required.\n" );
break;
case BUS_MCEERR_AO:
strcpy( msgPtr, "Hardware memory error detected in process but not consumed; action optional.\n" );
break;
default:
break;
}
break;
default:
abort();
}
while( *msgPtr ) msgPtr++;
if( signal != SIGPIPE )
{
strcpy( msgPtr, "Fault address: 0x" );
while( *msgPtr ) msgPtr++;
HexPrint( msgPtr, uint64_t( info->si_addr ) );
*msgPtr++ = '\n';
}
{
Magic magic;
auto token = GetToken();
auto& tail = token->get_tail_index();
auto item = token->enqueue_begin( magic );
MemWrite( &item->hdr.type, QueueType::CrashReport );
item->crashReport.time = Profiler::GetTime();
item->crashReport.text = (uint64_t)s_crashText;
tail.store( magic + 1, std::memory_order_release );
GetProfiler().SendCallstack( 60, "__kernel_rt_sigreturn" );
}
DIR* dp = opendir( "/proc/self/task" );
if( !dp ) abort();
const auto selfTid = syscall( SYS_gettid );
struct dirent* ep;
while( ( ep = readdir( dp ) ) != nullptr )
{
if( ep->d_name[0] == '.' ) continue;
int tid = atoi( ep->d_name );
if( tid != selfTid && tid != s_profilerTid )
{
syscall( SYS_tkill, tid, SIGPWR );
}
}
closedir( dp );
{
Magic magic;
auto token = GetToken();
auto& tail = token->get_tail_index();
auto item = token->enqueue_begin( magic );
MemWrite( &item->hdr.type, QueueType::Crash );
tail.store( magic + 1, std::memory_order_release );
}
std::this_thread::sleep_for( std::chrono::milliseconds( 500 ) );
GetProfiler().RequestShutdown();
while( !GetProfiler().HasShutdownFinished() ) { std::this_thread::sleep_for( std::chrono::milliseconds( 10 ) ); };
abort();
}
#endif
enum { QueuePrealloc = 256 * 1024 };
static Profiler* s_instance;
static Thread* s_thread;
static Thread* s_compressThread;
#ifdef TRACY_HAS_SYSTEM_TRACING
static Thread* s_sysTraceThread = nullptr;
#endif
#ifdef TRACY_DELAYED_INIT
struct ThreadNameData;
TRACY_API moodycamel::ConcurrentQueue<QueueItem>& GetQueue();
struct RPMallocInit { RPMallocInit() { rpmalloc_initialize(); } };
TRACY_API void InitRPMallocThread()
{
rpmalloc_initialize();
rpmalloc_thread_initialize();
}
struct ProfilerData
{
int64_t initTime = SetupHwTimer();
RPMallocInit rpmalloc_init;
moodycamel::ConcurrentQueue<QueueItem> queue;
Profiler profiler;
std::atomic<uint32_t> lockCounter { 0 };
std::atomic<uint8_t> gpuCtxCounter { 0 };
std::atomic<ThreadNameData*> threadNameData { nullptr };
};
struct ProducerWrapper
{
ProducerWrapper( ProfilerData& data ) : detail( data.queue ), ptr( data.queue.get_explicit_producer( detail ) ) {}
moodycamel::ProducerToken detail;
tracy::moodycamel::ConcurrentQueue<QueueItem>::ExplicitProducer* ptr;
};
struct ProfilerThreadData
{
ProfilerThreadData( ProfilerData& data ) : token( data ), gpuCtx( { nullptr } ) {}
RPMallocInit rpmalloc_init;
ProducerWrapper token;
GpuCtxWrapper gpuCtx;
# ifdef TRACY_ON_DEMAND
LuaZoneState luaZoneState;
# endif
};
static ProfilerData* profilerData;
static ProfilerData& GetProfilerData()
{
// Cannot use magic statics here.
if( !profilerData )
{
profilerData = (ProfilerData*)malloc( sizeof( ProfilerData ) );
new (profilerData) ProfilerData();
}
return *profilerData;
}
static ProfilerThreadData& GetProfilerThreadData()
{
thread_local ProfilerThreadData data( GetProfilerData() );
return data;
}
TRACY_API moodycamel::ConcurrentQueue<QueueItem>::ExplicitProducer* GetToken() { return GetProfilerThreadData().token.ptr; }
TRACY_API Profiler& GetProfiler() { return GetProfilerData().profiler; }
TRACY_API moodycamel::ConcurrentQueue<QueueItem>& GetQueue() { return GetProfilerData().queue; }
TRACY_API int64_t GetInitTime() { return GetProfilerData().initTime; }
TRACY_API std::atomic<uint32_t>& GetLockCounter() { return GetProfilerData().lockCounter; }
TRACY_API std::atomic<uint8_t>& GetGpuCtxCounter() { return GetProfilerData().gpuCtxCounter; }
TRACY_API GpuCtxWrapper& GetGpuCtx() { return GetProfilerThreadData().gpuCtx; }
TRACY_API uint64_t GetThreadHandle() { return detail::GetThreadHandleImpl(); }
TRACY_API std::atomic<ThreadNameData*>& GetThreadNameData() { return GetProfilerData().threadNameData; }
# ifdef TRACY_ON_DEMAND
TRACY_API LuaZoneState& GetLuaZoneState() { return GetProfilerThreadData().luaZoneState; }
# endif
#else
TRACY_API void InitRPMallocThread()
{
rpmalloc_thread_initialize();
}
// MSVC static initialization order solution. gcc/clang uses init_order() to avoid all this.
// 1a. But s_queue is needed for initialization of variables in point 2.
extern moodycamel::ConcurrentQueue<QueueItem> s_queue;
thread_local RPMallocInit init_order(106) s_rpmalloc_thread_init;
// 2. If these variables would be in the .CRT$XCB section, they would be initialized only in main thread.
thread_local moodycamel::ProducerToken init_order(107) s_token_detail( s_queue );
thread_local ProducerWrapper init_order(108) s_token { s_queue.get_explicit_producer( s_token_detail ) };
thread_local ThreadHandleWrapper init_order(104) s_threadHandle { detail::GetThreadHandleImpl() };
# ifdef _MSC_VER
// 1. Initialize these static variables before all other variables.
# pragma warning( disable : 4075 )
# pragma init_seg( ".CRT$XCB" )
# endif
static InitTimeWrapper init_order(101) s_initTime { SetupHwTimer() };
static RPMallocInit init_order(102) s_rpmalloc_init;
moodycamel::ConcurrentQueue<QueueItem> init_order(103) s_queue( QueuePrealloc );
std::atomic<uint32_t> init_order(104) s_lockCounter( 0 );
std::atomic<uint8_t> init_order(104) s_gpuCtxCounter( 0 );
thread_local GpuCtxWrapper init_order(104) s_gpuCtx { nullptr };
struct ThreadNameData;
static std::atomic<ThreadNameData*> init_order(104) s_threadNameDataInstance( nullptr );
std::atomic<ThreadNameData*>& s_threadNameData = s_threadNameDataInstance;
# ifdef TRACY_ON_DEMAND
thread_local LuaZoneState init_order(104) s_luaZoneState { 0, false };
# endif
static Profiler init_order(105) s_profiler;
TRACY_API moodycamel::ConcurrentQueue<QueueItem>::ExplicitProducer* GetToken() { return s_token.ptr; }
TRACY_API Profiler& GetProfiler() { return s_profiler; }
TRACY_API moodycamel::ConcurrentQueue<QueueItem>& GetQueue() { return s_queue; }
TRACY_API int64_t GetInitTime() { return s_initTime.val; }
TRACY_API std::atomic<uint32_t>& GetLockCounter() { return s_lockCounter; }
TRACY_API std::atomic<uint8_t>& GetGpuCtxCounter() { return s_gpuCtxCounter; }
TRACY_API GpuCtxWrapper& GetGpuCtx() { return s_gpuCtx; }
# ifdef __CYGWIN__
// Hackfix for cygwin reporting memory frees without matching allocations. WTF?
TRACY_API uint64_t GetThreadHandle() { return detail::GetThreadHandleImpl(); }
# else
TRACY_API uint64_t GetThreadHandle() { return s_threadHandle.val; }
# endif
TRACY_API std::atomic<ThreadNameData*>& GetThreadNameData() { return s_threadNameData; }
# ifdef TRACY_ON_DEMAND
TRACY_API LuaZoneState& GetLuaZoneState() { return s_luaZoneState; }
# endif
#endif
enum { BulkSize = TargetFrameSize / QueueItemSize };
Profiler::Profiler()
: m_timeBegin( 0 )
, m_mainThread( detail::GetThreadHandleImpl() )
, m_epoch( std::chrono::duration_cast<std::chrono::seconds>( std::chrono::system_clock::now().time_since_epoch() ).count() )
, m_shutdown( false )
, m_shutdownManual( false )
, m_shutdownFinished( false )
, m_sock( nullptr )
, m_broadcast( nullptr )
, m_noExit( false )
, m_zoneId( 1 )
, m_stream( LZ4_createStream() )
, m_buffer( (char*)tracy_malloc( TargetFrameSize*3 ) )
, m_bufferOffset( 0 )
, m_bufferStart( 0 )
, m_itemBuf( (QueueItem*)tracy_malloc( sizeof( QueueItem ) * BulkSize ) )
, m_lz4Buf( (char*)tracy_malloc( LZ4Size + sizeof( lz4sz_t ) ) )
, m_serialQueue( 1024*1024 )
, m_serialDequeue( 1024*1024 )
, m_fiQueue( 16 )
, m_fiDequeue( 16 )
, m_frameCount( 0 )
#ifdef TRACY_ON_DEMAND
, m_isConnected( false )
, m_connectionId( 0 )
, m_deferredQueue( 64*1024 )
#endif
{
assert( !s_instance );
s_instance = this;
#ifndef TRACY_DELAYED_INIT
# ifdef _MSC_VER
// 3. But these variables need to be initialized in main thread within the .CRT$XCB section. Do it here.
s_token_detail = moodycamel::ProducerToken( s_queue );
s_token = ProducerWrapper { s_queue.get_explicit_producer( s_token_detail ) };
s_threadHandle = ThreadHandleWrapper { m_mainThread };
# endif
#endif
CalibrateTimer();
CalibrateDelay();
#ifndef TRACY_NO_EXIT
const char* noExitEnv = getenv( "TRACY_NO_EXIT" );
if( noExitEnv && noExitEnv[0] == '1' )
{
m_noExit = true;
}
#endif
s_thread = (Thread*)tracy_malloc( sizeof( Thread ) );
new(s_thread) Thread( LaunchWorker, this );
s_compressThread = (Thread*)tracy_malloc( sizeof( Thread ) );
new(s_compressThread) Thread( LaunchCompressWorker, this );
#ifdef TRACY_HAS_SYSTEM_TRACING
if( SysTraceStart() )
{
s_sysTraceThread = (Thread*)tracy_malloc( sizeof( Thread ) );
new(s_sysTraceThread) Thread( SysTraceWorker, nullptr );
}
#endif
#if defined PTW32_VERSION
s_profilerThreadId = pthread_getw32threadid_np( s_thread->Handle() );
#elif defined __WINPTHREADS_VERSION
s_profilerThreadId = GetThreadId( (HANDLE)pthread_gethandle( s_thread->Handle() ) );
#elif defined _MSC_VER
s_profilerThreadId = GetThreadId( s_thread->Handle() );
#endif
#if defined _WIN32
AddVectoredExceptionHandler( 1, CrashFilter );
#endif
#ifdef __linux__
struct sigaction threadFreezer = {};
threadFreezer.sa_handler = ThreadFreezer;
sigaction( SIGPWR, &threadFreezer, nullptr );
struct sigaction crashHandler = {};
crashHandler.sa_sigaction = CrashHandler;
crashHandler.sa_flags = SA_SIGINFO;
sigaction( SIGILL, &crashHandler, nullptr );
sigaction( SIGFPE, &crashHandler, nullptr );
sigaction( SIGSEGV, &crashHandler, nullptr );
sigaction( SIGPIPE, &crashHandler, nullptr );
sigaction( SIGBUS, &crashHandler, nullptr );
#endif
#ifdef TRACY_HAS_CALLSTACK
InitCallstack();
#endif
m_timeBegin.store( GetTime(), std::memory_order_relaxed );
}
Profiler::~Profiler()
{
m_shutdown.store( true, std::memory_order_relaxed );
#ifdef TRACY_HAS_SYSTEM_TRACING
if( s_sysTraceThread )
{
SysTraceStop();
s_sysTraceThread->~Thread();
tracy_free( s_sysTraceThread );
}
#endif
s_compressThread->~Thread();
tracy_free( s_compressThread );
s_thread->~Thread();
tracy_free( s_thread );
tracy_free( m_lz4Buf );
tracy_free( m_itemBuf );
tracy_free( m_buffer );
LZ4_freeStream( (LZ4_stream_t*)m_stream );
if( m_sock )
{
m_sock->~Socket();
tracy_free( m_sock );
}
if( m_broadcast )
{
m_broadcast->~UdpBroadcast();
tracy_free( m_broadcast );
}
assert( s_instance );
s_instance = nullptr;
}
bool Profiler::ShouldExit()
{
return s_instance->m_shutdown.load( std::memory_order_relaxed );
}
void Profiler::Worker()
{
#ifdef __linux__
s_profilerTid = syscall( SYS_gettid );
#endif
SetThreadName( "Tracy Profiler" );
#ifdef TRACY_PORT
const auto port = TRACY_PORT;
#else
const auto port = 8086;
#endif
while( m_timeBegin.load( std::memory_order_relaxed ) == 0 ) std::this_thread::sleep_for( std::chrono::milliseconds( 10 ) );
rpmalloc_thread_initialize();
const auto procname = GetProcessName();
const auto pnsz = std::min<size_t>( strlen( procname ), WelcomeMessageProgramNameSize - 1 );
const auto hostinfo = GetHostInfo();
const auto hisz = std::min<size_t>( strlen( hostinfo ), WelcomeMessageHostInfoSize - 1 );
const uint64_t pid = GetPid();
#ifdef TRACY_ON_DEMAND
uint8_t onDemand = 1;
#else
uint8_t onDemand = 0;
#endif
#ifdef __APPLE__
uint8_t isApple = 1;
#else
uint8_t isApple = 0;
#endif
WelcomeMessage welcome;
MemWrite( &welcome.timerMul, m_timerMul );
MemWrite( &welcome.initBegin, GetInitTime() );
MemWrite( &welcome.initEnd, m_timeBegin.load( std::memory_order_relaxed ) );
MemWrite( &welcome.delay, m_delay );
MemWrite( &welcome.resolution, m_resolution );
MemWrite( &welcome.epoch, m_epoch );
MemWrite( &welcome.pid, pid );
MemWrite( &welcome.onDemand, onDemand );
MemWrite( &welcome.isApple, isApple );
memcpy( welcome.programName, procname, pnsz );
memset( welcome.programName + pnsz, 0, WelcomeMessageProgramNameSize - pnsz );
memcpy( welcome.hostInfo, hostinfo, hisz );
memset( welcome.hostInfo + hisz, 0, WelcomeMessageHostInfoSize - hisz );
moodycamel::ConsumerToken token( GetQueue() );
ListenSocket listen;
if( !listen.Listen( port, 8 ) )
{
for(;;)
{
if( ShouldExit() )
{
m_shutdownFinished.store( true, std::memory_order_relaxed );
return;
}
ClearQueues( token );
}
}
#ifndef TRACY_NO_BROADCAST
m_broadcast = (UdpBroadcast*)tracy_malloc( sizeof( UdpBroadcast ) );
new(m_broadcast) UdpBroadcast();
if( !m_broadcast->Open( "255.255.255.255", port ) )
{
m_broadcast->~UdpBroadcast();
tracy_free( m_broadcast );
m_broadcast = nullptr;
}
#endif
int broadcastLen = 0;
auto& broadcastMsg = GetBroadcastMessage( procname, pnsz, broadcastLen );
uint64_t lastBroadcast = 0;
// Connections loop.
// Each iteration of the loop handles whole connection. Multiple iterations will only
// happen in the on-demand mode or when handshake fails.
for(;;)
{
// Wait for incoming connection
for(;;)
{
#ifndef TRACY_NO_EXIT
if( !m_noExit && ShouldExit() )
{
m_shutdownFinished.store( true, std::memory_order_relaxed );
return;
}
#endif
m_sock = listen.Accept();
if( m_sock ) break;
#ifndef TRACY_ON_DEMAND
ProcessSysTime();
#endif
if( m_broadcast )
{
const auto t = std::chrono::high_resolution_clock::now().time_since_epoch().count();
if( t - lastBroadcast > 3000000000 ) // 3s
{
lastBroadcast = t;
const auto ts = std::chrono::duration_cast<std::chrono::seconds>( std::chrono::system_clock::now().time_since_epoch() ).count();
broadcastMsg.activeTime = uint32_t( ts - m_epoch );
m_broadcast->Send( port, &broadcastMsg, broadcastLen );
}
}
}
// Handshake
{
char shibboleth[HandshakeShibbolethSize];
auto res = m_sock->ReadRaw( shibboleth, HandshakeShibbolethSize, 2000 );
if( !res || memcmp( shibboleth, HandshakeShibboleth, HandshakeShibbolethSize ) != 0 )
{
m_sock->~Socket();
tracy_free( m_sock );
m_sock = nullptr;
continue;
}
uint32_t protocolVersion;
res = m_sock->ReadRaw( &protocolVersion, sizeof( protocolVersion ), 2000 );
if( !res )
{
m_sock->~Socket();
tracy_free( m_sock );
m_sock = nullptr;
continue;
}
if( protocolVersion != ProtocolVersion )
{
HandshakeStatus status = HandshakeProtocolMismatch;
m_sock->Send( &status, sizeof( status ) );
m_sock->~Socket();
tracy_free( m_sock );
m_sock = nullptr;
continue;
}
}
#ifdef TRACY_ON_DEMAND
const auto currentTime = GetTime();
ClearQueues( token );
m_connectionId.fetch_add( 1, std::memory_order_release );
m_isConnected.store( true, std::memory_order_release );
#endif
HandshakeStatus handshake = HandshakeWelcome;
m_sock->Send( &handshake, sizeof( handshake ) );
LZ4_resetStream( (LZ4_stream_t*)m_stream );
m_sock->Send( &welcome, sizeof( welcome ) );
m_threadCtx = 0;
m_refTimeSerial = 0;
#ifdef TRACY_ON_DEMAND
OnDemandPayloadMessage onDemand;
onDemand.frames = m_frameCount.load( std::memory_order_relaxed );
onDemand.currentTime = currentTime;
m_sock->Send( &onDemand, sizeof( onDemand ) );
m_deferredLock.lock();
for( auto& item : m_deferredQueue )
{
const auto idx = MemRead<uint8_t>( &item.hdr.idx );
if( (QueueType)idx == QueueType::MessageAppInfo )
{
uint64_t ptr = MemRead<uint64_t>( &item.message.text );
SendString( ptr, (const char*)ptr, QueueType::CustomStringData );
}
AppendData( &item, QueueDataSize[idx] );
}
m_deferredLock.unlock();
#endif
// Main communications loop
int keepAlive = 0;
for(;;)
{
ProcessSysTime();
const auto status = Dequeue( token );
const auto serialStatus = DequeueSerial();
if( status == DequeueStatus::ConnectionLost || serialStatus == DequeueStatus::ConnectionLost )
{
break;
}
else if( status == DequeueStatus::QueueEmpty && serialStatus == DequeueStatus::QueueEmpty )
{
if( ShouldExit() ) break;
if( m_bufferOffset != m_bufferStart )
{
if( !CommitData() ) break;
}
if( keepAlive == 500 )
{
QueueItem ka;
ka.hdr.type = QueueType::KeepAlive;
AppendData( &ka, QueueDataSize[ka.hdr.idx] );
if( !CommitData() ) break;
keepAlive = 0;
}
else
{
keepAlive++;
std::this_thread::sleep_for( std::chrono::milliseconds( 10 ) );
}
}
else
{
keepAlive = 0;
}
bool connActive = true;
while( m_sock->HasData() && connActive )
{
connActive = HandleServerQuery();
}
if( !connActive ) break;
}
if( ShouldExit() ) break;
#ifdef TRACY_ON_DEMAND
m_isConnected.store( false, std::memory_order_release );
m_bufferOffset = 0;
m_bufferStart = 0;
#endif
m_sock->~Socket();
tracy_free( m_sock );
m_sock = nullptr;
#ifndef TRACY_ON_DEMAND
// Client is no longer available here. Accept incoming connections, but reject handshake.
for(;;)
{
if( ShouldExit() )
{
m_shutdownFinished.store( true, std::memory_order_relaxed );
return;
}
ClearQueues( token );
m_sock = listen.Accept();
if( m_sock )
{
char shibboleth[HandshakeShibbolethSize];
auto res = m_sock->ReadRaw( shibboleth, HandshakeShibbolethSize, 1000 );
if( !res || memcmp( shibboleth, HandshakeShibboleth, HandshakeShibbolethSize ) != 0 )
{
m_sock->~Socket();
tracy_free( m_sock );
m_sock = nullptr;
continue;
}
uint32_t protocolVersion;
res = m_sock->ReadRaw( &protocolVersion, sizeof( protocolVersion ), 1000 );
if( !res )
{
m_sock->~Socket();
tracy_free( m_sock );
m_sock = nullptr;
continue;
}
HandshakeStatus status = HandshakeNotAvailable;
m_sock->Send( &status, sizeof( status ) );
m_sock->~Socket();
tracy_free( m_sock );
}
}
#endif
}
// End of connections loop
// Client is exiting. Send items remaining in queues.
for(;;)
{
const auto status = Dequeue( token );
const auto serialStatus = DequeueSerial();
if( status == DequeueStatus::ConnectionLost || serialStatus == DequeueStatus::ConnectionLost )
{
m_shutdownFinished.store( true, std::memory_order_relaxed );
return;
}
else if( status == DequeueStatus::QueueEmpty && serialStatus == DequeueStatus::QueueEmpty )
{
if( m_bufferOffset != m_bufferStart ) CommitData();
break;
}
while( m_sock->HasData() )
{
if( !HandleServerQuery() )
{
m_shutdownFinished.store( true, std::memory_order_relaxed );
return;
}
}
}
// Send client termination notice to the server
QueueItem terminate;
MemWrite( &terminate.hdr.type, QueueType::Terminate );
if( !SendData( (const char*)&terminate, 1 ) )
{
m_shutdownFinished.store( true, std::memory_order_relaxed );
return;
}
// Handle remaining server queries
for(;;)
{
if( m_sock->HasData() )
{
while( m_sock->HasData() )
{
if( !HandleServerQuery() )
{
m_shutdownFinished.store( true, std::memory_order_relaxed );
return;
}
}
while( Dequeue( token ) == DequeueStatus::Success ) {}
while( DequeueSerial() == DequeueStatus::Success ) {}
if( m_bufferOffset != m_bufferStart )
{
if( !CommitData() )
{
m_shutdownFinished.store( true, std::memory_order_relaxed );
return;
}
}
}
else
{
if( m_bufferOffset != m_bufferStart ) CommitData();
std::this_thread::sleep_for( std::chrono::milliseconds( 10 ) );
}
}
}
void Profiler::CompressWorker()
{
SetThreadName( "Tracy DXT1" );
while( m_timeBegin.load( std::memory_order_relaxed ) == 0 ) std::this_thread::sleep_for( std::chrono::milliseconds( 10 ) );
rpmalloc_thread_initialize();
for(;;)
{
const auto shouldExit = ShouldExit();
{
bool lockHeld = true;
while( !m_fiLock.try_lock() )
{
if( m_shutdownManual.load( std::memory_order_relaxed ) )
{
lockHeld = false;
break;
}
}
if( !m_fiQueue.empty() ) m_fiQueue.swap( m_fiDequeue );
if( lockHeld )
{
m_fiLock.unlock();
}
}
const auto sz = m_fiDequeue.size();
if( sz > 0 )
{
auto fi = m_fiDequeue.data();
auto end = fi + sz;
while( fi != end )
{
const auto w = fi->w;
const auto h = fi->h;
const auto csz = size_t( w * h / 2 );
auto etc1buf = (char*)tracy_malloc( csz );
CompressImageDxt1( (const char*)fi->image, etc1buf, w, h );
tracy_free( fi->image );
Magic magic;
auto token = GetToken();
auto& tail = token->get_tail_index();
auto item = token->enqueue_begin( magic );
MemWrite( &item->hdr.type, QueueType::FrameImage );
MemWrite( &item->frameImage.image, (uint64_t)etc1buf );
MemWrite( &item->frameImage.frame, fi->frame );
MemWrite( &item->frameImage.w, w );
MemWrite( &item->frameImage.h, h );
uint8_t flip = fi->flip;
MemWrite( &item->frameImage.flip, flip );
tail.store( magic + 1, std::memory_order_release );
fi++;
}
m_fiDequeue.clear();
}
else
{
std::this_thread::sleep_for( std::chrono::milliseconds( 20 ) );
}
if( shouldExit )
{
return;
}
}
}
static void FreeAssociatedMemory( const QueueItem& item )
{
if( item.hdr.idx >= (int)QueueType::Terminate ) return;
uint64_t ptr;
switch( item.hdr.type )
{
case QueueType::ZoneText:
case QueueType::ZoneName:
ptr = MemRead<uint64_t>( &item.zoneText.text );
tracy_free( (void*)ptr );
break;
case QueueType::Message:
case QueueType::MessageColor:
#ifndef TRACY_ON_DEMAND
case QueueType::MessageAppInfo:
#endif
ptr = MemRead<uint64_t>( &item.message.text );
tracy_free( (void*)ptr );
break;
case QueueType::ZoneBeginAllocSrcLoc:
case QueueType::ZoneBeginAllocSrcLocCallstack:
ptr = MemRead<uint64_t>( &item.zoneBegin.srcloc );
tracy_free( (void*)ptr );
break;
case QueueType::CallstackMemory:
ptr = MemRead<uint64_t>( &item.callstackMemory.ptr );
tracy_free( (void*)ptr );
break;
case QueueType::Callstack:
ptr = MemRead<uint64_t>( &item.callstack.ptr );
tracy_free( (void*)ptr );
break;
case QueueType::CallstackAlloc:
ptr = MemRead<uint64_t>( &item.callstackAlloc.nativePtr );
tracy_free( (void*)ptr );
ptr = MemRead<uint64_t>( &item.callstackAlloc.ptr );
tracy_free( (void*)ptr );
break;
case QueueType::FrameImage:
ptr = MemRead<uint64_t>( &item.frameImage.image );
tracy_free( (void*)ptr );
break;
#ifdef TRACY_ON_DEMAND
case QueueType::MessageAppInfo:
// Don't free memory associated with deferred messages.
break;
#endif
default:
assert( false );
break;
}
}
void Profiler::ClearQueues( moodycamel::ConsumerToken& token )
{
for(;;)
{
const auto sz = GetQueue().try_dequeue_bulk( token, m_itemBuf, BulkSize );
if( sz == 0 ) break;
for( size_t i=0; i<sz; i++ ) FreeAssociatedMemory( m_itemBuf[i] );
}
ClearSerial();
}
void Profiler::ClearSerial()
{
bool lockHeld = true;
while( !m_serialLock.try_lock() )
{
if( m_shutdownManual.load( std::memory_order_relaxed ) )
{
lockHeld = false;
break;
}
}
for( auto& v : m_serialQueue ) FreeAssociatedMemory( v );
m_serialQueue.clear();
if( lockHeld )
{
m_serialLock.unlock();
}
for( auto& v : m_serialDequeue ) FreeAssociatedMemory( v );
m_serialDequeue.clear();
}
Profiler::DequeueStatus Profiler::Dequeue( moodycamel::ConsumerToken& token )
{
uint64_t threadId;
const auto sz = GetQueue().try_dequeue_bulk_single( token, m_itemBuf, BulkSize, threadId );
if( sz > 0 )
{
if( threadId != m_threadCtx )
{
QueueItem item;
MemWrite( &item.hdr.type, QueueType::ThreadContext );
MemWrite( &item.threadCtx.thread, threadId );
if( !AppendData( &item, QueueDataSize[(int)QueueType::ThreadContext] ) ) return DequeueStatus::ConnectionLost;
m_threadCtx = threadId;
m_refTimeThread = 0;
}
auto end = m_itemBuf + sz;
auto item = m_itemBuf;
while( item != end )
{
uint64_t ptr;
const auto idx = MemRead<uint8_t>( &item->hdr.idx );
if( idx < (int)QueueType::Terminate )
{
switch( (QueueType)idx )
{
case QueueType::ZoneText:
case QueueType::ZoneName:
ptr = MemRead<uint64_t>( &item->zoneText.text );
SendString( ptr, (const char*)ptr, QueueType::CustomStringData );
tracy_free( (void*)ptr );
break;
case QueueType::Message:
case QueueType::MessageColor:
ptr = MemRead<uint64_t>( &item->message.text );
SendString( ptr, (const char*)ptr, QueueType::CustomStringData );
tracy_free( (void*)ptr );
break;
case QueueType::MessageAppInfo:
ptr = MemRead<uint64_t>( &item->message.text );
SendString( ptr, (const char*)ptr, QueueType::CustomStringData );
#ifndef TRACY_ON_DEMAND
tracy_free( (void*)ptr );
#endif
break;
case QueueType::ZoneBeginAllocSrcLoc:
case QueueType::ZoneBeginAllocSrcLocCallstack:
{
int64_t t = MemRead<int64_t>( &item->zoneBegin.time );
int64_t dt = t - m_refTimeThread;
m_refTimeThread = t;
MemWrite( &item->zoneBegin.time, dt );
ptr = MemRead<uint64_t>( &item->zoneBegin.srcloc );
SendSourceLocationPayload( ptr );
tracy_free( (void*)ptr );
break;
}
case QueueType::Callstack:
ptr = MemRead<uint64_t>( &item->callstack.ptr );
SendCallstackPayload( ptr );
tracy_free( (void*)ptr );
break;
case QueueType::CallstackAlloc:
ptr = MemRead<uint64_t>( &item->callstackAlloc.nativePtr );
CutCallstack( (void*)ptr, "lua_pcall" );
SendCallstackPayload( ptr );
tracy_free( (void*)ptr );
ptr = MemRead<uint64_t>( &item->callstackAlloc.ptr );
SendCallstackAlloc( ptr );
tracy_free( (void*)ptr );
break;
case QueueType::FrameImage:
{
ptr = MemRead<uint64_t>( &item->frameImage.image );
const auto w = MemRead<uint16_t>( &item->frameImage.w );
const auto h = MemRead<uint16_t>( &item->frameImage.h );
const auto csz = size_t( w * h / 2 );
SendLongString( ptr, (const char*)ptr, csz, QueueType::FrameImageData );
tracy_free( (void*)ptr );
break;
}
case QueueType::ZoneBegin:
case QueueType::ZoneBeginCallstack:
{
int64_t t = MemRead<int64_t>( &item->zoneBegin.time );
int64_t dt = t - m_refTimeThread;
m_refTimeThread = t;
MemWrite( &item->zoneBegin.time, dt );
break;
}
case QueueType::ZoneEnd:
{
int64_t t = MemRead<int64_t>( &item->zoneEnd.time );
int64_t dt = t - m_refTimeThread;
m_refTimeThread = t;
MemWrite( &item->zoneEnd.time, dt );
break;
}
case QueueType::GpuZoneBegin:
case QueueType::GpuZoneBeginCallstack:
{
int64_t t = MemRead<int64_t>( &item->gpuZoneBegin.cpuTime );
int64_t dt = t - m_refTimeThread;
m_refTimeThread = t;
MemWrite( &item->gpuZoneBegin.cpuTime, dt );
break;
}
case QueueType::GpuZoneEnd:
{
int64_t t = MemRead<int64_t>( &item->gpuZoneEnd.cpuTime );
int64_t dt = t - m_refTimeThread;
m_refTimeThread = t;
MemWrite( &item->gpuZoneEnd.cpuTime, dt );
break;
}
case QueueType::PlotData:
{
int64_t t = MemRead<int64_t>( &item->plotData.time );
int64_t dt = t - m_refTimeThread;
m_refTimeThread = t;
MemWrite( &item->plotData.time, dt );
break;
}
default:
assert( false );
break;
}
}
if( !AppendData( item, QueueDataSize[idx] ) ) return DequeueStatus::ConnectionLost;
item++;
}
}
else
{
return DequeueStatus::QueueEmpty;
}
return DequeueStatus::Success;
}
Profiler::DequeueStatus Profiler::DequeueContextSwitches( tracy::moodycamel::ConsumerToken& token, int64_t& timeStop )
{
const auto sz = GetQueue().try_dequeue_bulk( token, m_itemBuf, BulkSize );
if( sz > 0 )
{
auto end = m_itemBuf + sz;
auto item = m_itemBuf;
while( item != end )
{
FreeAssociatedMemory( *item );
const auto idx = MemRead<uint8_t>( &item->hdr.idx );
if( idx == (uint8_t)QueueType::ContextSwitch )
{
const auto csTime = MemRead<int64_t>( &item->contextSwitch.time );
if( csTime > timeStop )
{
timeStop = -1;
return DequeueStatus::Success;
}
if( !AppendData( item, QueueDataSize[(int)QueueType::ContextSwitch] ) ) return DequeueStatus::ConnectionLost;
}
item++;
}
}
else
{
return DequeueStatus::QueueEmpty;
}
return DequeueStatus::Success;
}
Profiler::DequeueStatus Profiler::DequeueSerial()
{
{
bool lockHeld = true;
while( !m_serialLock.try_lock() )
{
if( m_shutdownManual.load( std::memory_order_relaxed ) )
{
lockHeld = false;
break;
}
}
if( !m_serialQueue.empty() ) m_serialQueue.swap( m_serialDequeue );
if( lockHeld )
{
m_serialLock.unlock();
}
}
const auto sz = m_serialDequeue.size();
if( sz > 0 )
{
auto item = m_serialDequeue.data();
auto end = item + sz;
while( item != end )
{
uint64_t ptr;
const auto idx = MemRead<uint8_t>( &item->hdr.idx );
if( idx < (int)QueueType::Terminate )
{
switch( (QueueType)idx )
{
case QueueType::CallstackMemory:
ptr = MemRead<uint64_t>( &item->callstackMemory.ptr );
SendCallstackPayload( ptr );
tracy_free( (void*)ptr );
break;
case QueueType::LockWait:
case QueueType::LockSharedWait:
{
int64_t t = MemRead<int64_t>( &item->lockWait.time );
int64_t dt = t - m_refTimeSerial;
m_refTimeSerial = t;
MemWrite( &item->lockWait.time, dt );
break;
}
case QueueType::LockObtain:
case QueueType::LockSharedObtain:
{
int64_t t = MemRead<int64_t>( &item->lockObtain.time );
int64_t dt = t - m_refTimeSerial;
m_refTimeSerial = t;
MemWrite( &item->lockObtain.time, dt );
break;
}
case QueueType::LockRelease:
case QueueType::LockSharedRelease:
{
int64_t t = MemRead<int64_t>( &item->lockRelease.time );
int64_t dt = t - m_refTimeSerial;
m_refTimeSerial = t;
MemWrite( &item->lockRelease.time, dt );
break;
}
case QueueType::MemAlloc:
case QueueType::MemAllocCallstack:
{
int64_t t = MemRead<int64_t>( &item->memAlloc.time );
int64_t dt = t - m_refTimeSerial;
m_refTimeSerial = t;
MemWrite( &item->memAlloc.time, dt );
break;
}
case QueueType::MemFree:
case QueueType::MemFreeCallstack:
{
int64_t t = MemRead<int64_t>( &item->memFree.time );
int64_t dt = t - m_refTimeSerial;
m_refTimeSerial = t;
MemWrite( &item->memFree.time, dt );
break;
}
case QueueType::GpuZoneBeginSerial:
case QueueType::GpuZoneBeginCallstackSerial:
{
int64_t t = MemRead<int64_t>( &item->gpuZoneBegin.cpuTime );
int64_t dt = t - m_refTimeSerial;
m_refTimeSerial = t;
MemWrite( &item->gpuZoneBegin.cpuTime, dt );
break;
}
case QueueType::GpuZoneEndSerial:
{
int64_t t = MemRead<int64_t>( &item->gpuZoneEnd.cpuTime );
int64_t dt = t - m_refTimeSerial;
m_refTimeSerial = t;
MemWrite( &item->gpuZoneEnd.cpuTime, dt );
break;
}
default:
assert( false );
break;
}
}
if( !AppendData( item, QueueDataSize[idx] ) ) return DequeueStatus::ConnectionLost;
item++;
}
m_serialDequeue.clear();
}
else
{
return DequeueStatus::QueueEmpty;
}
return DequeueStatus::Success;
}
bool Profiler::AppendData( const void* data, size_t len )
{
const auto ret = NeedDataSize( len );
AppendDataUnsafe( data, len );
return ret;
}
bool Profiler::CommitData()
{
bool ret = SendData( m_buffer + m_bufferStart, m_bufferOffset - m_bufferStart );
if( m_bufferOffset > TargetFrameSize * 2 ) m_bufferOffset = 0;
m_bufferStart = m_bufferOffset;
return ret;
}
bool Profiler::NeedDataSize( size_t len )
{
bool ret = true;
if( m_bufferOffset - m_bufferStart + len > TargetFrameSize )
{
ret = CommitData();
}
return ret;
}
bool Profiler::SendData( const char* data, size_t len )
{
const lz4sz_t lz4sz = LZ4_compress_fast_continue( (LZ4_stream_t*)m_stream, data, m_lz4Buf + sizeof( lz4sz_t ), (int)len, LZ4Size, 1 );
memcpy( m_lz4Buf, &lz4sz, sizeof( lz4sz ) );
return m_sock->Send( m_lz4Buf, lz4sz + sizeof( lz4sz_t ) ) != -1;
}
void Profiler::SendString( uint64_t str, const char* ptr, QueueType type )
{
assert( type == QueueType::StringData ||
type == QueueType::ThreadName ||
type == QueueType::CustomStringData ||
type == QueueType::PlotName ||
type == QueueType::FrameName ||
type == QueueType::ExternalName ||
type == QueueType::ExternalThreadName );
QueueItem item;
MemWrite( &item.hdr.type, type );
MemWrite( &item.stringTransfer.ptr, str );
auto len = strlen( ptr );
assert( len <= std::numeric_limits<uint16_t>::max() );
auto l16 = uint16_t( len );
NeedDataSize( QueueDataSize[(int)type] + sizeof( l16 ) + l16 );
AppendDataUnsafe( &item, QueueDataSize[(int)type] );
AppendDataUnsafe( &l16, sizeof( l16 ) );
AppendDataUnsafe( ptr, l16 );
}
void Profiler::SendLongString( uint64_t str, const char* ptr, size_t len, QueueType type )
{
assert( type == QueueType::FrameImageData );
QueueItem item;
MemWrite( &item.hdr.type, type );
MemWrite( &item.stringTransfer.ptr, str );
assert( len <= std::numeric_limits<uint32_t>::max() );
assert( QueueDataSize[(int)type] + sizeof( uint32_t ) + len <= TargetFrameSize );
auto l32 = uint32_t( len );
NeedDataSize( QueueDataSize[(int)type] + sizeof( l32 ) + l32 );
AppendDataUnsafe( &item, QueueDataSize[(int)type] );
AppendDataUnsafe( &l32, sizeof( l32 ) );
AppendDataUnsafe( ptr, l32 );
}
void Profiler::SendSourceLocation( uint64_t ptr )
{
auto srcloc = (const SourceLocationData*)ptr;
QueueItem item;
MemWrite( &item.hdr.type, QueueType::SourceLocation );
MemWrite( &item.srcloc.name, (uint64_t)srcloc->name );
MemWrite( &item.srcloc.file, (uint64_t)srcloc->file );
MemWrite( &item.srcloc.function, (uint64_t)srcloc->function );
MemWrite( &item.srcloc.line, srcloc->line );
MemWrite( &item.srcloc.r, uint8_t( ( srcloc->color ) & 0xFF ) );
MemWrite( &item.srcloc.g, uint8_t( ( srcloc->color >> 8 ) & 0xFF ) );
MemWrite( &item.srcloc.b, uint8_t( ( srcloc->color >> 16 ) & 0xFF ) );
AppendData( &item, QueueDataSize[(int)QueueType::SourceLocation] );
}
void Profiler::SendSourceLocationPayload( uint64_t _ptr )
{
auto ptr = (const char*)_ptr;
QueueItem item;
MemWrite( &item.hdr.type, QueueType::SourceLocationPayload );
MemWrite( &item.stringTransfer.ptr, _ptr );
const auto len = *((uint32_t*)ptr);
assert( len <= std::numeric_limits<uint16_t>::max() );
assert( len > 4 );
const auto l16 = uint16_t( len - 4 );
NeedDataSize( QueueDataSize[(int)QueueType::SourceLocationPayload] + sizeof( l16 ) + l16 );
AppendDataUnsafe( &item, QueueDataSize[(int)QueueType::SourceLocationPayload] );
AppendDataUnsafe( &l16, sizeof( l16 ) );
AppendDataUnsafe( ptr + 4, l16 );
}
void Profiler::SendCallstackPayload( uint64_t _ptr )
{
auto ptr = (uintptr_t*)_ptr;
QueueItem item;
MemWrite( &item.hdr.type, QueueType::CallstackPayload );
MemWrite( &item.stringTransfer.ptr, _ptr );
const auto sz = *ptr++;
const auto len = sz * sizeof( uint64_t );
const auto l16 = uint16_t( len );
NeedDataSize( QueueDataSize[(int)QueueType::CallstackPayload] + sizeof( l16 ) + l16 );
AppendDataUnsafe( &item, QueueDataSize[(int)QueueType::CallstackPayload] );
AppendDataUnsafe( &l16, sizeof( l16 ) );
if( compile_time_condition<sizeof( uintptr_t ) == sizeof( uint64_t )>::value )
{
AppendDataUnsafe( ptr, sizeof( uint64_t ) * sz );
}
else
{
for( uintptr_t i=0; i<sz; i++ )
{
const auto val = uint64_t( *ptr++ );
AppendDataUnsafe( &val, sizeof( uint64_t ) );
}
}
}
void Profiler::SendCallstackAlloc( uint64_t _ptr )
{
auto ptr = (const char*)_ptr;
QueueItem item;
MemWrite( &item.hdr.type, QueueType::CallstackAllocPayload );
MemWrite( &item.stringTransfer.ptr, _ptr );
const auto len = *((uint32_t*)ptr);
assert( len <= std::numeric_limits<uint16_t>::max() );
const auto l16 = uint16_t( len );
NeedDataSize( QueueDataSize[(int)QueueType::CallstackAllocPayload] + sizeof( l16 ) + l16 );
AppendDataUnsafe( &item, QueueDataSize[(int)QueueType::CallstackAllocPayload] );
AppendDataUnsafe( &l16, sizeof( l16 ) );
AppendDataUnsafe( ptr + 4, l16 );
}
void Profiler::SendCallstackFrame( uint64_t ptr )
{
#ifdef TRACY_HAS_CALLSTACK
const auto frameData = DecodeCallstackPtr( ptr );
{
QueueItem item;
MemWrite( &item.hdr.type, QueueType::CallstackFrameSize );
MemWrite( &item.callstackFrameSize.ptr, ptr );
MemWrite( &item.callstackFrameSize.size, frameData.size );
AppendData( &item, QueueDataSize[(int)QueueType::CallstackFrameSize] );
}
for( uint8_t i=0; i<frameData.size; i++ )
{
const auto& frame = frameData.data[i];
SendString( uint64_t( frame.name ), frame.name, QueueType::CustomStringData );
SendString( uint64_t( frame.file ), frame.file, QueueType::CustomStringData );
QueueItem item;
MemWrite( &item.hdr.type, QueueType::CallstackFrame );
MemWrite( &item.callstackFrame.name, (uint64_t)frame.name );
MemWrite( &item.callstackFrame.file, (uint64_t)frame.file );
MemWrite( &item.callstackFrame.line, frame.line );
AppendData( &item, QueueDataSize[(int)QueueType::CallstackFrame] );
tracy_free( (void*)frame.name );
tracy_free( (void*)frame.file );
}
#endif
}
static bool DontExit() { return false; }
bool Profiler::HandleServerQuery()
{
uint8_t type;
if( !m_sock->Read( &type, sizeof( type ), 10, DontExit ) ) return false;
uint64_t ptr;
if( !m_sock->Read( &ptr, sizeof( ptr ), 10, DontExit ) ) return false;
switch( type )
{
case ServerQueryString:
SendString( ptr, (const char*)ptr, QueueType::StringData );
break;
case ServerQueryThreadString:
if( ptr == m_mainThread )
{
SendString( ptr, "Main thread", QueueType::ThreadName );
}
else
{
SendString( ptr, GetThreadName( ptr ), QueueType::ThreadName );
}
break;
case ServerQuerySourceLocation:
SendSourceLocation( ptr );
break;
case ServerQueryPlotName:
SendString( ptr, (const char*)ptr, QueueType::PlotName );
break;
case ServerQueryTerminate:
return false;
case ServerQueryCallstackFrame:
SendCallstackFrame( ptr );
break;
case ServerQueryFrameName:
SendString( ptr, (const char*)ptr, QueueType::FrameName );
break;
case ServerQueryDisconnect:
HandleDisconnect();
return false;
#ifdef TRACY_HAS_SYSTEM_TRACING
case ServerQueryExternalName:
SysTraceSendExternalName( ptr );
break;
#endif
default:
assert( false );
break;
}
return true;
}
void Profiler::HandleDisconnect()
{
moodycamel::ConsumerToken token( GetQueue() );
#ifdef TRACY_HAS_SYSTEM_TRACING
if( s_sysTraceThread )
{
auto timestamp = GetTime();
for(;;)
{
const auto status = DequeueContextSwitches( token, timestamp );
if( status == DequeueStatus::ConnectionLost )
{
return;
}
else if( status == DequeueStatus::QueueEmpty )
{
if( m_bufferOffset != m_bufferStart )
{
if( !CommitData() ) return;
}
}
if( timestamp < 0 )
{
if( m_bufferOffset != m_bufferStart )
{
if( !CommitData() ) return;
}
break;
}
ClearSerial();
if( m_sock->HasData() )
{
while( m_sock->HasData() )
{
if( !HandleServerQuery() ) return;
}
if( m_bufferOffset != m_bufferStart )
{
if( !CommitData() ) return;
}
}
else
{
if( m_bufferOffset != m_bufferStart )
{
if( !CommitData() ) return;
}
std::this_thread::sleep_for( std::chrono::milliseconds( 10 ) );
}
}
}
#endif
QueueItem terminate;
MemWrite( &terminate.hdr.type, QueueType::Terminate );
if( !SendData( (const char*)&terminate, 1 ) ) return;
for(;;)
{
ClearQueues( token );
if( m_sock->HasData() )
{
while( m_sock->HasData() )
{
if( !HandleServerQuery() ) return;
}
if( m_bufferOffset != m_bufferStart )
{
if( !CommitData() ) return;
}
}
else
{
if( m_bufferOffset != m_bufferStart )
{
if( !CommitData() ) return;
}
std::this_thread::sleep_for( std::chrono::milliseconds( 10 ) );
}
}
}
void Profiler::CalibrateTimer()
{
#ifdef TRACY_HW_TIMER
# if !defined TARGET_OS_IOS && __ARM_ARCH >= 6
m_timerMul = 1.;
# else
std::atomic_signal_fence( std::memory_order_acq_rel );
const auto t0 = std::chrono::high_resolution_clock::now();
const auto r0 = GetTime();
std::atomic_signal_fence( std::memory_order_acq_rel );
std::this_thread::sleep_for( std::chrono::milliseconds( 200 ) );
std::atomic_signal_fence( std::memory_order_acq_rel );
const auto t1 = std::chrono::high_resolution_clock::now();
const auto r1 = GetTime();
std::atomic_signal_fence( std::memory_order_acq_rel );
const auto dt = std::chrono::duration_cast<std::chrono::nanoseconds>( t1 - t0 ).count();
const auto dr = r1 - r0;
m_timerMul = double( dt ) / double( dr );
# endif
#else
m_timerMul = 1.;
#endif
}
void Profiler::CalibrateDelay()
{
enum { Iterations = 50000 };
enum { Events = Iterations * 2 }; // start + end
static_assert( Events < QueuePrealloc, "Delay calibration loop will allocate memory in queue" );
moodycamel::ProducerToken ptoken_detail( GetQueue() );
moodycamel::ConcurrentQueue<QueueItem>::ExplicitProducer* ptoken = GetQueue().get_explicit_producer( ptoken_detail );
static const tracy::SourceLocationData __tracy_source_location { nullptr, __FUNCTION__, __FILE__, (uint32_t)__LINE__, 0 };
const auto t0 = GetTime();
for( int i=0; i<Iterations; i++ )
{
{
Magic magic;
auto& tail = ptoken->get_tail_index();
auto item = ptoken->enqueue_begin( magic );
MemWrite( &item->hdr.type, QueueType::ZoneBegin );
MemWrite( &item->zoneBegin.time, Profiler::GetTime() );
MemWrite( &item->zoneBegin.srcloc, (uint64_t)&__tracy_source_location );
tail.store( magic + 1, std::memory_order_release );
}
{
Magic magic;
auto& tail = ptoken->get_tail_index();
auto item = ptoken->enqueue_begin( magic );
MemWrite( &item->hdr.type, QueueType::ZoneEnd );
MemWrite( &item->zoneEnd.time, GetTime() );
tail.store( magic + 1, std::memory_order_release );
}
}
const auto t1 = GetTime();
const auto dt = t1 - t0;
m_delay = dt / Events;
auto mindiff = std::numeric_limits<int64_t>::max();
for( int i=0; i<Iterations * 10; i++ )
{
const auto t0i = GetTime();
const auto t1i = GetTime();
const auto dti = t1i - t0i;
if( dti > 0 && dti < mindiff ) mindiff = dti;
}
m_resolution = mindiff;
enum { Bulk = 1000 };
moodycamel::ConsumerToken token( GetQueue() );
int left = Events;
QueueItem item[Bulk];
while( left != 0 )
{
const auto sz = GetQueue().try_dequeue_bulk( token, item, std::min( left, (int)Bulk ) );
assert( sz > 0 );
left -= (int)sz;
}
assert( GetQueue().size_approx() == 0 );
}
void Profiler::SendCallstack( int depth, const char* skipBefore )
{
#ifdef TRACY_HAS_CALLSTACK
auto ptr = Callstack( depth );
CutCallstack( ptr, skipBefore );
Magic magic;
auto token = GetToken();
auto& tail = token->get_tail_index();
auto item = token->enqueue_begin( magic );
MemWrite( &item->hdr.type, QueueType::Callstack );
MemWrite( &item->callstack.ptr, ptr );
tail.store( magic + 1, std::memory_order_release );
#endif
}
void Profiler::CutCallstack( void* callstack, const char* skipBefore )
{
#ifdef TRACY_HAS_CALLSTACK
auto data = (uintptr_t*)callstack;
const auto sz = *data++;
uintptr_t i;
for( i=0; i<sz; i++ )
{
auto name = DecodeCallstackPtrFast( uint64_t( data[i] ) );
const bool found = strcmp( name, skipBefore ) == 0;
if( found )
{
i++;
break;
}
}
if( i != sz )
{
memmove( data, data + i, ( sz - i ) * sizeof( uintptr_t* ) );
*--data = sz - i;
}
#endif
}
#ifdef TRACY_HAS_SYSTIME
void Profiler::ProcessSysTime()
{
auto t = std::chrono::high_resolution_clock::now().time_since_epoch().count();
if( t - m_sysTimeLast > 100000000 ) // 100 ms
{
auto sysTime = m_sysTime.Get();
if( sysTime >= 0 )
{
m_sysTimeLast = t;
Magic magic;
auto token = GetToken();
auto& tail = token->get_tail_index();
auto item = token->enqueue_begin( magic );
MemWrite( &item->hdr.type, QueueType::SysTimeReport );
MemWrite( &item->sysTime.time, GetTime() );
MemWrite( &item->sysTime.sysTime, sysTime );
tail.store( magic + 1, std::memory_order_release );
}
}
}
#endif
}
#ifdef __cplusplus
extern "C" {
#endif
TRACY_API TracyCZoneCtx ___tracy_emit_zone_begin( const struct ___tracy_source_location_data* srcloc, int active )
{
___tracy_c_zone_context ctx;
#ifdef TRACY_ON_DEMAND
ctx.active = active && tracy::GetProfiler().IsConnected();
#else
ctx.active = active;
#endif
if( !ctx.active ) return ctx;
const auto id = tracy::GetProfiler().GetNextZoneId();
ctx.id = id;
#ifndef TRACY_NO_VERIFY
{
tracy::Magic magic;
auto token = tracy::GetToken();
auto& tail = token->get_tail_index();
auto item = token->enqueue_begin( magic );
tracy::MemWrite( &item->hdr.type, tracy::QueueType::ZoneValidation );
tracy::MemWrite( &item->zoneValidation.id, id );
tail.store( magic + 1, std::memory_order_release );
}
#endif
{
tracy::Magic magic;
auto token = tracy::GetToken();
auto& tail = token->get_tail_index();
auto item = token->enqueue_begin( magic );
tracy::MemWrite( &item->hdr.type, tracy::QueueType::ZoneBegin );
tracy::MemWrite( &item->zoneBegin.time, tracy::Profiler::GetTime() );
tracy::MemWrite( &item->zoneBegin.srcloc, (uint64_t)srcloc );
tail.store( magic + 1, std::memory_order_release );
}
return ctx;
}
TRACY_API TracyCZoneCtx ___tracy_emit_zone_begin_callstack( const struct ___tracy_source_location_data* srcloc, int depth, int active )
{
___tracy_c_zone_context ctx;
#ifdef TRACY_ON_DEMAND
ctx.active = active && tracy::GetProfiler().IsConnected();
#else
ctx.active = active;
#endif
if( !ctx.active ) return ctx;
const auto id = tracy::GetProfiler().GetNextZoneId();
ctx.id = id;
#ifndef TRACY_NO_VERIFY
{
tracy::Magic magic;
auto token = tracy::GetToken();
auto& tail = token->get_tail_index();
auto item = token->enqueue_begin( magic );
tracy::MemWrite( &item->hdr.type, tracy::QueueType::ZoneValidation );
tracy::MemWrite( &item->zoneValidation.id, id );
tail.store( magic + 1, std::memory_order_release );
}
#endif
{
tracy::Magic magic;
auto token = tracy::GetToken();
auto& tail = token->get_tail_index();
auto item = token->enqueue_begin( magic );
tracy::MemWrite( &item->hdr.type, tracy::QueueType::ZoneBeginCallstack );
tracy::MemWrite( &item->zoneBegin.time, tracy::Profiler::GetTime() );
tracy::MemWrite( &item->zoneBegin.srcloc, (uint64_t)srcloc );
tail.store( magic + 1, std::memory_order_release );
}
tracy::GetProfiler().SendCallstack( depth );
return ctx;
}
TRACY_API void ___tracy_emit_zone_end( TracyCZoneCtx ctx )
{
if( !ctx.active ) return;
#ifndef TRACY_NO_VERIFY
{
tracy::Magic magic;
auto token = tracy::GetToken();
auto& tail = token->get_tail_index();
auto item = token->enqueue_begin( magic );
tracy::MemWrite( &item->hdr.type, tracy::QueueType::ZoneValidation );
tracy::MemWrite( &item->zoneValidation.id, ctx.id );
tail.store( magic + 1, std::memory_order_release );
}
#endif
{
tracy::Magic magic;
auto token = tracy::GetToken();
auto& tail = token->get_tail_index();
auto item = token->enqueue_begin( magic );
tracy::MemWrite( &item->hdr.type, tracy::QueueType::ZoneEnd );
tracy::MemWrite( &item->zoneEnd.time, tracy::Profiler::GetTime() );
tail.store( magic + 1, std::memory_order_release );
}
}
TRACY_API void ___tracy_emit_zone_text( TracyCZoneCtx ctx, const char* txt, size_t size )
{
if( !ctx.active ) return;
auto ptr = (char*)tracy::tracy_malloc( size+1 );
memcpy( ptr, txt, size );
ptr[size] = '\0';
#ifndef TRACY_NO_VERIFY
{
tracy::Magic magic;
auto token = tracy::GetToken();
auto& tail = token->get_tail_index();
auto item = token->enqueue_begin( magic );
tracy::MemWrite( &item->hdr.type, tracy::QueueType::ZoneValidation );
tracy::MemWrite( &item->zoneValidation.id, ctx.id );
tail.store( magic + 1, std::memory_order_release );
}
#endif
{
tracy::Magic magic;
auto token = tracy::GetToken();
auto& tail = token->get_tail_index();
auto item = token->enqueue_begin( magic );
tracy::MemWrite( &item->hdr.type, tracy::QueueType::ZoneText );
tracy::MemWrite( &item->zoneText.text, (uint64_t)ptr );
tail.store( magic + 1, std::memory_order_release );
}
}
TRACY_API void ___tracy_emit_zone_name( TracyCZoneCtx ctx, const char* txt, size_t size )
{
if( !ctx.active ) return;
auto ptr = (char*)tracy::tracy_malloc( size+1 );
memcpy( ptr, txt, size );
ptr[size] = '\0';
#ifndef TRACY_NO_VERIFY
{
tracy::Magic magic;
auto token = tracy::GetToken();
auto& tail = token->get_tail_index();
auto item = token->enqueue_begin( magic );
tracy::MemWrite( &item->hdr.type, tracy::QueueType::ZoneValidation );
tracy::MemWrite( &item->zoneValidation.id, ctx.id );
tail.store( magic + 1, std::memory_order_release );
}
#endif
{
tracy::Magic magic;
auto token = tracy::GetToken();
auto& tail = token->get_tail_index();
auto item = token->enqueue_begin( magic );
tracy::MemWrite( &item->hdr.type, tracy::QueueType::ZoneName );
tracy::MemWrite( &item->zoneText.text, (uint64_t)ptr );
tail.store( magic + 1, std::memory_order_release );
}
}
TRACY_API void ___tracy_emit_memory_alloc( const void* ptr, size_t size ) { tracy::Profiler::MemAlloc( ptr, size ); }
TRACY_API void ___tracy_emit_memory_alloc_callstack( const void* ptr, size_t size, int depth ) { tracy::Profiler::MemAllocCallstack( ptr, size, depth ); }
TRACY_API void ___tracy_emit_memory_free( const void* ptr ) { tracy::Profiler::MemFree( ptr ); }
TRACY_API void ___tracy_emit_memory_free_callstack( const void* ptr, int depth ) { tracy::Profiler::MemFreeCallstack( ptr, depth ); }
TRACY_API void ___tracy_emit_frame_mark( const char* name ) { tracy::Profiler::SendFrameMark( name ); }
TRACY_API void ___tracy_emit_frame_mark_start( const char* name ) { tracy::Profiler::SendFrameMark( name, tracy::QueueType::FrameMarkMsgStart ); }
TRACY_API void ___tracy_emit_frame_mark_end( const char* name ) { tracy::Profiler::SendFrameMark( name, tracy::QueueType::FrameMarkMsgEnd ); }
TRACY_API void ___tracy_emit_frame_image( const void* image, uint16_t w, uint16_t h, uint8_t offset, int flip ) { tracy::Profiler::SendFrameImage( image, w, h, offset, flip ); }
TRACY_API void ___tracy_emit_plot( const char* name, double val ) { tracy::Profiler::PlotData( name, val ); }
TRACY_API void ___tracy_emit_message( const char* txt, size_t size ) { tracy::Profiler::Message( txt, size ); }
TRACY_API void ___tracy_emit_messageL( const char* txt ) { tracy::Profiler::Message( txt ); }
TRACY_API void ___tracy_emit_messageC( const char* txt, size_t size, uint32_t color ) { tracy::Profiler::MessageColor( txt, size, color ); }
TRACY_API void ___tracy_emit_messageLC( const char* txt, uint32_t color ) { tracy::Profiler::MessageColor( txt, color ); }
TRACY_API void ___tracy_emit_message_appinfo( const char* txt, size_t size ) { tracy::Profiler::MessageAppInfo( txt, size ); }
#ifdef __cplusplus
}
#endif
#endif
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