30a629ca21
* Tracy profiler integration. * Cleanup URHO3D_TRACY_PROFILING macro. * Fix comment of Tracy build option. * Decouple URHO3D_TRACY_PROFILING exclusively from URHO3D_PROFILING. * Comment explains URHO3D_TRACY_PROFILING * Update * Update CMakeLists.txt * Update CMakeLists.txt * Update CMakeLists.txt * Update CMakeLists.txt * Update * Update TracyCallstack.cpp * Update * Update CMakeLists.txt * Update TracyCallstack.cpp * Update TracyCallstack.cpp Co-authored-by: 1vanK <1vanK@users.noreply.github.com>
117 lines
2.4 KiB
C++
117 lines
2.4 KiB
C++
#ifndef __TRACYCALLSTACK_HPP__
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#define __TRACYCALLSTACK_HPP__
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#include "../common/TracyApi.h"
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#include "TracyCallstack.h"
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#if TRACY_HAS_CALLSTACK == 2 || TRACY_HAS_CALLSTACK == 5
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# include <unwind.h>
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#elif TRACY_HAS_CALLSTACK >= 3
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# include <execinfo.h>
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#endif
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#ifdef TRACY_HAS_CALLSTACK
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#include <assert.h>
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#include <stdint.h>
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#include "../common/TracyAlloc.hpp"
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#include "../common/TracyForceInline.hpp"
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namespace tracy
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{
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struct CallstackSymbolData
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{
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const char* file;
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uint32_t line;
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bool needFree;
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};
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struct CallstackEntry
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{
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const char* name;
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const char* file;
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uint32_t line;
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uint32_t symLen;
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uint64_t symAddr;
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};
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struct CallstackEntryData
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{
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const CallstackEntry* data;
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uint8_t size;
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const char* imageName;
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};
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CallstackSymbolData DecodeSymbolAddress( uint64_t ptr );
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CallstackSymbolData DecodeCodeAddress( uint64_t ptr );
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const char* DecodeCallstackPtrFast( uint64_t ptr );
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CallstackEntryData DecodeCallstackPtr( uint64_t ptr );
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void InitCallstack();
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#if TRACY_HAS_CALLSTACK == 1
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TRACY_API uintptr_t* CallTrace( int depth );
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static tracy_force_inline void* Callstack( int depth )
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{
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assert( depth >= 1 && depth < 63 );
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return CallTrace( depth );
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}
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#elif TRACY_HAS_CALLSTACK == 2 || TRACY_HAS_CALLSTACK == 5
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struct BacktraceState
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{
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void** current;
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void** end;
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};
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static _Unwind_Reason_Code tracy_unwind_callback( struct _Unwind_Context* ctx, void* arg )
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{
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auto state = (BacktraceState*)arg;
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uintptr_t pc = _Unwind_GetIP( ctx );
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if( pc )
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{
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if( state->current == state->end ) return _URC_END_OF_STACK;
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*state->current++ = (void*)pc;
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}
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return _URC_NO_REASON;
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}
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static tracy_force_inline void* Callstack( int depth )
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{
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assert( depth >= 1 && depth < 63 );
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auto trace = (uintptr_t*)tracy_malloc( ( 1 + depth ) * sizeof( uintptr_t ) );
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BacktraceState state = { (void**)(trace+1), (void**)(trace+1+depth) };
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_Unwind_Backtrace( tracy_unwind_callback, &state );
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*trace = (uintptr_t*)state.current - trace + 1;
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return trace;
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}
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#elif TRACY_HAS_CALLSTACK == 3 || TRACY_HAS_CALLSTACK == 4 || TRACY_HAS_CALLSTACK == 6
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static tracy_force_inline void* Callstack( int depth )
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{
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assert( depth >= 1 );
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auto trace = (uintptr_t*)tracy_malloc( ( 1 + (size_t)depth ) * sizeof( uintptr_t ) );
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const auto num = (size_t)backtrace( (void**)(trace+1), depth );
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*trace = num;
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return trace;
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}
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#endif
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}
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#endif
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#endif
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