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Directly use RtlWalkFrameChain.

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RtlCaptureStackBackTrace is just a wrapper for RtlWalkFrameChain.
This commit is contained in:
Bartosz Taudul 2018-06-23 02:07:47 +02:00
parent 19e83b434e
commit a7ace6ef9e
2 changed files with 9 additions and 8 deletions
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3
client/TracyCallstack.cpp
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@ -15,8 +15,11 @@ namespace tracy
#if defined _WIN32 || defined __CYGWIN__ #if defined _WIN32 || defined __CYGWIN__
extern "C" t_RtlWalkFrameChain RtlWalkFrameChain = 0;
void InitCallstack() void InitCallstack()
{ {
RtlWalkFrameChain = (t_RtlWalkFrameChain)GetProcAddress( GetModuleHandle( "ntdll.dll" ), "RtlWalkFrameChain" );
SymInitialize( GetCurrentProcess(), nullptr, true ); SymInitialize( GetCurrentProcess(), nullptr, true );
SymSetOptions( SYMOPT_LOAD_LINES ); SymSetOptions( SYMOPT_LOAD_LINES );
} }

14
client/TracyCallstack.hpp
View File

@ -3,13 +3,11 @@
#if defined _WIN32 || defined __CYGWIN__ #if defined _WIN32 || defined __CYGWIN__
# define TRACY_HAS_CALLSTACK # define TRACY_HAS_CALLSTACK
# ifndef MAXLONG extern "C"
# ifdef __CYGWIN__ {
extern "C" __declspec(dllimport) unsigned short __stdcall RtlCaptureStackBackTrace( unsigned int, unsigned int, void**, unsigned int* ); typedef unsigned long (__stdcall *t_RtlWalkFrameChain)( void**, unsigned long, unsigned long );
# else extern t_RtlWalkFrameChain RtlWalkFrameChain;
extern "C" __declspec(dllimport) unsigned short __stdcall RtlCaptureStackBackTrace( unsigned long, unsigned long, void**, unsigned long* ); }
# endif
# endif
#elif defined __ANDROID__ #elif defined __ANDROID__
# define TRACY_HAS_CALLSTACK # define TRACY_HAS_CALLSTACK
# include <unwind.h> # include <unwind.h>
@ -49,7 +47,7 @@ static tracy_force_inline void* Callstack( int depth )
assert( depth >= 1 && depth < 63 ); assert( depth >= 1 && depth < 63 );
auto trace = (uintptr_t*)tracy_malloc( ( 1 + depth ) * sizeof( uintptr_t ) ); auto trace = (uintptr_t*)tracy_malloc( ( 1 + depth ) * sizeof( uintptr_t ) );
const auto num = RtlCaptureStackBackTrace( 0, depth, (void**)( trace+1 ), nullptr ); const auto num = RtlWalkFrameChain( (void**)( trace + 1 ), depth, 0 );
*trace = num; *trace = num;
return trace; return trace;