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TracyProfiler.cpp
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TracyProfiler.cpp
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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>
# include <sys/param.h>
#endif
#ifdef __CYGWIN__
# include <windows.h>
# include <unistd.h>
# include <tlhelp32.h>
#endif
#ifdef _GNU_SOURCE
# include <errno.h>
#endif
#ifdef __linux__
# include <dirent.h>
# include <signal.h>
# include <pthread.h>
# include <sys/types.h>
# include <sys/syscall.h>
#endif
#if defined __APPLE__ || defined BSD
# include <sys/types.h>
# include <sys/sysctl.h>
#endif
#include <algorithm>
#include <assert.h>
#include <atomic>
#include <chrono>
#include <limits>
#include <new>
#include <stdlib.h>
#include <string.h>
#include <thread>
#include "../common/TracyAlign.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 TRACY_PORT
# ifndef TRACY_DATA_PORT
# define TRACY_DATA_PORT TRACY_PORT
# endif
# ifndef TRACY_BROADCAST_PORT
# define TRACY_BROADCAST_PORT TRACY_PORT
# endif
#endif
#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 );
extern "C" typedef BOOL (WINAPI *t_GetLogicalProcessorInformationEx)( LOGICAL_PROCESSOR_RELATIONSHIP, PSYSTEM_LOGICAL_PROCESSOR_INFORMATION_EX, PDWORD );
#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
#if !( ( ( defined _WIN32 || defined __CYGWIN__ ) && _WIN32_WINNT >= _WIN32_WINNT_VISTA ) || defined __linux__ )
# include <mutex>
#endif
namespace tracy
{
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();
}
};
#ifndef TRACY_DELAYED_INIT
struct InitTimeWrapper
{
int64_t val;
};
struct ProducerWrapper
{
tracy::moodycamel::ConcurrentQueue<QueueItem>::ExplicitProducer* ptr;
};
struct ThreadHandleWrapper
{
uint64_t val;
};
#endif
#if 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()
{
#ifndef TRACY_TIMER_QPC
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*.\nAlternatively you may rebuild the application with the TRACY_TIMER_QPC define to use lower resolution timer." );
}
}
#endif
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__ || defined BSD
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__
t_RtlGetVersion RtlGetVersion = (t_RtlGetVersion)GetProcAddress( GetModuleHandleA( "ntdll.dll" ), "RtlGetVersion" );
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 )
{
CpuId( regs, i );
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 );
#elif defined BSD
size_t memSize;
size_t sz = sizeof( memSize );
sysctlbyname( "hw.physmem", &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, int port )
{
static BroadcastMessage msg;
msg.broadcastVersion = BroadcastVersion;
msg.protocolVersion = ProtocolVersion;
msg.listenPort = port;
memcpy( msg.programName, procname, pnsz );
memset( msg.programName + pnsz, 0, WelcomeMessageProgramNameSize - pnsz );
len = int( offsetof( BroadcastMessage, programName ) + pnsz + 1 );
return msg;
}
#if defined _WIN32 || defined __CYGWIN__
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;
}
{
TracyLfqPrepare( QueueType::CrashReport );
item->crashReport.time = Profiler::GetTime();
item->crashReport.text = (uint64_t)s_crashText;
TracyLfqCommit;
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 );
{
TracyLfqPrepare( QueueType::Crash );
TracyLfqCommit;
}
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;
# ifdef BUS_MCEERR_AR
case BUS_MCEERR_AR:
strcpy( msgPtr, "Hardware memory error consumed on a machine check; action required.\n" );
break;
# endif
# ifdef BUS_MCEERR_AO
case BUS_MCEERR_AO:
strcpy( msgPtr, "Hardware memory error detected in process but not consumed; action optional.\n" );
break;
# endif
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';
}
{
TracyLfqPrepare( QueueType::CrashReport );
item->crashReport.time = Profiler::GetTime();
item->crashReport.text = (uint64_t)s_crashText;
TracyLfqCommit;
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 );
{
TracyLfqPrepare( QueueType::Crash );
TracyLfqCommit;
}
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();
TRACY_API void InitRPMallocThread();
void InitRPMallocThread()
{
RPMallocInit rpinit;
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 std::atomic<int> profilerDataLock { 0 };
static std::atomic<ProfilerData*> profilerData { nullptr };
static ProfilerData& GetProfilerData()
{
auto ptr = profilerData.load( std::memory_order_acquire );
if( !ptr )
{
int expected = 0;
while( !profilerDataLock.compare_exchange_strong( expected, 1, std::memory_order_release, std::memory_order_relaxed ) ) { expected = 0; }
ptr = profilerData.load( std::memory_order_acquire );
if( !ptr )
{
ptr = (ProfilerData*)malloc( sizeof( ProfilerData ) );
new (ptr) ProfilerData();
profilerData.store( ptr, std::memory_order_release );
}
profilerDataLock.store( 0, std::memory_order_release );
}
return *ptr;
}
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(); }
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; }