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TracyLua.hpp
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#ifndef __TRACYLUA_HPP__
#define __TRACYLUA_HPP__
// Include this file after you include lua headers.
#ifndef TRACY_ENABLE
#include <string.h>
namespace tracy
{
namespace detail
{
static inline int noop( lua_State* L ) { return 0; }
}
static inline void LuaRegister( lua_State* L )
{
lua_newtable( L );
lua_pushcfunction( L, detail::noop );
lua_setfield( L, -2, "ZoneBegin" );
lua_pushcfunction( L, detail::noop );
lua_setfield( L, -2, "ZoneBeginN" );
lua_pushcfunction( L, detail::noop );
lua_setfield( L, -2, "ZoneEnd" );
lua_pushcfunction( L, detail::noop );
lua_setfield( L, -2, "ZoneText" );
lua_pushcfunction( L, detail::noop );
lua_setfield( L, -2, "ZoneName" );
lua_pushcfunction( L, detail::noop );
lua_setfield( L, -2, "Message" );
lua_setglobal( L, "tracy" );
}
static inline char* FindEnd( char* ptr )
{
unsigned int cnt = 1;
while( cnt != 0 )
{
if( *ptr == '(' ) cnt++;
else if( *ptr == ')' ) cnt--;
ptr++;
}
return ptr;
}
static inline void LuaRemove( char* script )
{
while( *script )
{
if( strncmp( script, "tracy.", 6 ) == 0 )
{
if( strncmp( script + 6, "Zone", 4 ) == 0 )
{
if( strncmp( script + 10, "End()", 5 ) == 0 )
{
memset( script, ' ', 15 );
script += 15;
}
else if( strncmp( script + 10, "Begin()", 7 ) == 0 )
{
memset( script, ' ', 17 );
script += 17;
}
else if( strncmp( script + 10, "Text(", 5 ) == 0 )
{
auto end = FindEnd( script + 15 );
memset( script, ' ', end - script );
script = end;
}
else if( strncmp( script + 10, "Name(", 5 ) == 0 )
{
auto end = FindEnd( script + 15 );
memset( script, ' ', end - script );
script = end;
}
else if( strncmp( script + 10, "BeginN(", 7 ) == 0 )
{
auto end = FindEnd( script + 17 );
memset( script, ' ', end - script );
script = end;
}
else
{
script += 10;
}
}
else if( strncmp( script + 6, "Message(", 8 ) == 0 )
{
auto end = FindEnd( script + 14 );
memset( script, ' ', end - script );
script = end;
}
else
{
script += 6;
}
}
else
{
script++;
}
}
}
}
#else
#include <assert.h>
#include "common/TracyColor.hpp"
#include "common/TracyAlign.hpp"
#include "common/TracySystem.hpp"
#include "client/TracyProfiler.hpp"
namespace tracy
{
#ifdef TRACY_ON_DEMAND
extern thread_local LuaZoneState s_luaZoneState;
#endif
namespace detail
{
static inline int LuaZoneBegin( lua_State* L )
{
#ifdef TRACY_ON_DEMAND
const auto zoneCnt = s_luaZoneState.counter++;
if( zoneCnt != 0 && !s_luaZoneState.active ) return 0;
s_luaZoneState.active = s_profiler.IsConnected();
if( !s_luaZoneState.active ) return 0;
#endif
const uint32_t color = Color::DeepSkyBlue3;
lua_Debug dbg;
lua_getstack( L, 1, &dbg );
lua_getinfo( L, "Snl", &dbg );
const uint32_t line = dbg.currentline;
const auto func = dbg.name ? dbg.name : dbg.short_src;
const auto fsz = strlen( func );
const auto ssz = strlen( dbg.source );
// Data layout:
// 4b payload size
// 4b color
// 4b source line
// fsz function name
// 1b null terminator
// ssz source file name
// 1b null terminator
const uint32_t sz = 4 + 4 + 4 + fsz + 1 + ssz + 1;
auto ptr = (char*)tracy_malloc( sz );
memcpy( ptr, &sz, 4 );
memcpy( ptr + 4, &color, 4 );
memcpy( ptr + 8, &line, 4 );
memcpy( ptr + 12, func, fsz+1 );
memcpy( ptr + 12 + fsz + 1, dbg.source, ssz + 1 );
Magic magic;
auto& token = s_token.ptr;
auto& tail = token->get_tail_index();
auto item = token->enqueue_begin<tracy::moodycamel::CanAlloc>( magic );
MemWrite( &item->hdr.type, QueueType::ZoneBeginAllocSrcLoc );
#ifdef TRACY_RDTSCP_OPT
MemWrite( &item->zoneBegin.time, Profiler::GetTime( item->zoneBegin.cpu ) );
#else
uint32_t cpu;
MemWrite( &item->zoneBegin.time, Profiler::GetTime( cpu ) );
MemWrite( &item->zoneBegin.cpu, cpu );
#endif
MemWrite( &item->zoneBegin.thread, GetThreadHandle() );
MemWrite( &item->zoneBegin.srcloc, (uint64_t)ptr );
tail.store( magic + 1, std::memory_order_release );
return 0;
}
static inline int LuaZoneBeginN( lua_State* L )
{
#ifdef TRACY_ON_DEMAND
const auto zoneCnt = s_luaZoneState.counter++;
if( zoneCnt != 0 && !s_luaZoneState.active ) return 0;
s_luaZoneState.active = s_profiler.IsConnected();
if( !s_luaZoneState.active ) return 0;
#endif
const uint32_t color = Color::DeepSkyBlue3;
lua_Debug dbg;
lua_getstack( L, 1, &dbg );
lua_getinfo( L, "Snl", &dbg );
const uint32_t line = dbg.currentline;
const auto func = dbg.name ? dbg.name : dbg.short_src;
size_t nsz;
const auto name = lua_tolstring( L, 1, &nsz );
const auto fsz = strlen( func );
const auto ssz = strlen( dbg.source );
// Data layout:
// 4b payload size
// 4b color
// 4b source line
// fsz function name
// 1b null terminator
// ssz source file name
// 1b null terminator
// nsz zone name
const uint32_t sz = 4 + 4 + 4 + fsz + 1 + ssz + 1 + nsz;
auto ptr = (char*)tracy_malloc( sz );
memcpy( ptr, &sz, 4 );
memcpy( ptr + 4, &color, 4 );
memcpy( ptr + 8, &line, 4 );
memcpy( ptr + 12, func, fsz+1 );
memcpy( ptr + 12 + fsz + 1, dbg.source, ssz + 1 );
memcpy( ptr + 12 + fsz + 1 + ssz + 1, name, nsz );
Magic magic;
auto& token = s_token.ptr;
auto& tail = token->get_tail_index();
auto item = token->enqueue_begin<tracy::moodycamel::CanAlloc>( magic );
MemWrite( &item->hdr.type, QueueType::ZoneBeginAllocSrcLoc );
#ifdef TRACY_RDTSCP_OPT
MemWrite( &item->zoneBegin.time, Profiler::GetTime( item->zoneBegin.cpu ) );
#else
uint32_t cpu;
MemWrite( &item->zoneBegin.time, Profiler::GetTime( cpu ) );
MemWrite( &item->zoneBegin.cpu, cpu );
#endif
MemWrite( &item->zoneBegin.thread, GetThreadHandle() );
MemWrite( &item->zoneBegin.srcloc, (uint64_t)ptr );
tail.store( magic + 1, std::memory_order_release );
return 0;
}
static inline int LuaZoneEnd( lua_State* L )
{
#ifdef TRACY_ON_DEMAND
assert( s_luaZoneState.counter != 0 );
s_luaZoneState.counter--;
if( !s_luaZoneState.active ) return 0;
if( !s_profiler.IsConnected() )
{
s_luaZoneState.active = false;
return 0;
}
#endif
Magic magic;
auto& token = s_token.ptr;
auto& tail = token->get_tail_index();
auto item = token->enqueue_begin<tracy::moodycamel::CanAlloc>( magic );
MemWrite( &item->hdr.type, QueueType::ZoneEnd );
#ifdef TRACY_RDTSCP_OPT
MemWrite( &item->zoneEnd.time, Profiler::GetTime( item->zoneEnd.cpu ) );
#else
uint32_t cpu;
MemWrite( &item->zoneEnd.time, Profiler::GetTime( cpu ) );
MemWrite( &item->zoneEnd.cpu, cpu );
#endif
MemWrite( &item->zoneEnd.thread, GetThreadHandle() );
tail.store( magic + 1, std::memory_order_release );
return 0;
}
static inline int LuaZoneText( lua_State* L )
{
#ifdef TRACY_ON_DEMAND
if( !s_luaZoneState.active ) return 0;
if( !s_profiler.IsConnected() )
{
s_luaZoneState.active = false;
return 0;
}
#endif
auto txt = lua_tostring( L, 1 );
const auto size = strlen( txt );
Magic magic;
auto& token = s_token.ptr;
auto ptr = (char*)tracy_malloc( size+1 );
memcpy( ptr, txt, size );
ptr[size] = '\0';
auto& tail = token->get_tail_index();
auto item = token->enqueue_begin<tracy::moodycamel::CanAlloc>( magic );
MemWrite( &item->hdr.type, QueueType::ZoneText );
MemWrite( &item->zoneText.thread, GetThreadHandle() );
MemWrite( &item->zoneText.text, (uint64_t)ptr );
tail.store( magic + 1, std::memory_order_release );
return 0;
}
static inline int LuaZoneName( lua_State* L )
{
#ifdef TRACY_ON_DEMAND
if( !s_luaZoneState.active ) return 0;
if( !s_profiler.IsConnected() )
{
s_luaZoneState.active = false;
return 0;
}
#endif
auto txt = lua_tostring( L, 1 );
const auto size = strlen( txt );
Magic magic;
auto& token = s_token.ptr;
auto ptr = (char*)tracy_malloc( size+1 );
memcpy( ptr, txt, size );
ptr[size] = '\0';
auto& tail = token->get_tail_index();
auto item = token->enqueue_begin<tracy::moodycamel::CanAlloc>( magic );
MemWrite( &item->hdr.type, QueueType::ZoneName );
MemWrite( &item->zoneText.thread, GetThreadHandle() );
MemWrite( &item->zoneText.text, (uint64_t)ptr );
tail.store( magic + 1, std::memory_order_release );
return 0;
}
static inline int LuaMessage( lua_State* L )
{
#ifdef TRACY_ON_DEMAND
if( !s_profiler.IsConnected() ) return 0;
#endif
auto txt = lua_tostring( L, 1 );
const auto size = strlen( txt );
Magic magic;
auto& token = s_token.ptr;
auto ptr = (char*)tracy_malloc( size+1 );
memcpy( ptr, txt, size );
ptr[size] = '\0';
auto& tail = token->get_tail_index();
auto item = token->enqueue_begin<tracy::moodycamel::CanAlloc>( magic );
MemWrite( &item->hdr.type, QueueType::Message );
MemWrite( &item->message.time, Profiler::GetTime() );
MemWrite( &item->message.thread, GetThreadHandle() );
MemWrite( &item->message.text, (uint64_t)ptr );
tail.store( magic + 1, std::memory_order_release );
return 0;
}
}
static inline void LuaRegister( lua_State* L )
{
lua_newtable( L );
lua_pushcfunction( L, detail::LuaZoneBegin );
lua_setfield( L, -2, "ZoneBegin" );
lua_pushcfunction( L, detail::LuaZoneBeginN );
lua_setfield( L, -2, "ZoneBeginN" );
lua_pushcfunction( L, detail::LuaZoneEnd );
lua_setfield( L, -2, "ZoneEnd" );
lua_pushcfunction( L, detail::LuaZoneText );
lua_setfield( L, -2, "ZoneText" );
lua_pushcfunction( L, detail::LuaZoneName );
lua_setfield( L, -2, "ZoneName" );
lua_pushcfunction( L, detail::LuaMessage );
lua_setfield( L, -2, "Message" );
lua_setglobal( L, "tracy" );
}
static inline void LuaRemove( char* script ) {}
}
#endif
#endif