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Fix demangle buffer.

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This commit is contained in:
Bartosz Taudul 2022-07-23 12:34:35 +02:00
parent cb58b4803a
commit d282425287
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GPG Key ID: B7FE2008B7575DF3
1 changed files with 19 additions and 3 deletions
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22
public/client/TracyCallstack.cpp
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@ -67,13 +67,25 @@ extern "C"
extern "C" const char* ___tracy_demangle( const char* mangled ); extern "C" const char* ___tracy_demangle( const char* mangled );
#ifndef TRACY_DEMANGLE #ifndef TRACY_DEMANGLE
constexpr size_t ___tracy_demangle_buffer_len = 1024*1024;
char* ___tracy_demangle_buffer;
void ___tracy_init_demangle_buffer()
{
___tracy_demangle_buffer = (char*)tracy::tracy_malloc( ___tracy_demangle_buffer_len );
}
void ___tracy_free_demangle_buffer()
{
tracy::tracy_free( ___tracy_demangle_buffer );
}
extern "C" const char* ___tracy_demangle( const char* mangled ) extern "C" const char* ___tracy_demangle( const char* mangled )
{ {
static size_t tmp_len = 64*1024;
static char* tmp_ptr = (char*)malloc( tmp_len );
if( !mangled || mangled[0] != '_' ) return nullptr; if( !mangled || mangled[0] != '_' ) return nullptr;
int status; int status;
return abi::__cxa_demangle( mangled, tmp_ptr, &tmp_len, &status ); size_t len = ___tracy_demangle_buffer_len;
return abi::__cxa_demangle( mangled, ___tracy_demangle_buffer, &len, &status );
} }
#endif #endif
#endif #endif
@ -685,6 +697,7 @@ static void InitKernelSymbols()
void InitCallstack() void InitCallstack()
{ {
cb_bts = backtrace_create_state( nullptr, 0, nullptr, nullptr ); cb_bts = backtrace_create_state( nullptr, 0, nullptr, nullptr );
___tracy_init_demangle_buffer();
#ifdef __linux #ifdef __linux
InitKernelSymbols(); InitKernelSymbols();
@ -758,6 +771,7 @@ debuginfod_client* GetDebuginfodClient()
void EndCallstack() void EndCallstack()
{ {
___tracy_free_demangle_buffer();
#ifdef TRACY_DEBUGINFOD #ifdef TRACY_DEBUGINFOD
ClearDebugInfoVector( s_di_known ); ClearDebugInfoVector( s_di_known );
debuginfod_end( s_debuginfod ); debuginfod_end( s_debuginfod );
@ -1015,10 +1029,12 @@ CallstackEntryData DecodeCallstackPtr( uint64_t ptr )
void InitCallstack() void InitCallstack()
{ {
___tracy_init_demangle_buffer();
} }
void EndCallstack() void EndCallstack()
{ {
___tracy_free_demangle_buffer()
} }
const char* DecodeCallstackPtrFast( uint64_t ptr ) const char* DecodeCallstackPtrFast( uint64_t ptr )