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Code Issues Releases Wiki Activity

Add module name cache.

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This commit is contained in:
Bartosz Taudul 2020-02-22 21:32:10 +01:00
parent 6532f622cb
commit 0a02cf32be
1 changed files with 33 additions and 0 deletions
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33
client/TracyCallstack.cpp
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@ -56,6 +56,17 @@ BOOL IMAGEAPI SymGetLineFromInlineContext(HANDLE hProcess, DWORD64 qwAddr, ULONG
}; };
#endif #endif
struct ModuleCache
{
uint64_t start;
uint64_t end;
char* name;
uint32_t nameLen;
ModuleCache* next;
};
static ModuleCache* s_modCache = nullptr;
void InitCallstack() void InitCallstack()
{ {
#ifdef UNICODE #ifdef UNICODE
@ -100,6 +111,18 @@ const char* DecodeCallstackPtrFast( uint64_t ptr )
static void GetModuleName( uint64_t addr, char* buf, ULONG& len ) static void GetModuleName( uint64_t addr, char* buf, ULONG& len )
{ {
#ifndef __CYGWIN__ #ifndef __CYGWIN__
auto ptr = s_modCache;
while( ptr )
{
if( addr >= ptr->start && addr < ptr->end )
{
memcpy( buf, ptr->name, ptr->nameLen+1 );
len = ptr->nameLen;
return;
}
ptr = ptr->next;
}
HMODULE mod[1024]; HMODULE mod[1024];
DWORD needed; DWORD needed;
HANDLE proc = GetCurrentProcess(); HANDLE proc = GetCurrentProcess();
@ -128,6 +151,16 @@ static void GetModuleName( uint64_t addr, char* buf, ULONG& len )
buf[namelen+1] = ']'; buf[namelen+1] = ']';
buf[namelen+2] = '\0'; buf[namelen+2] = '\0';
len = namelen+2; len = namelen+2;
auto cache = (ModuleCache*)tracy_malloc( sizeof( ModuleCache ) );
cache->start = base;
cache->end = base + info.SizeOfImage;
cache->name = (char*)tracy_malloc( namelen+3 );
memcpy( cache->name, buf, namelen+3 );
cache->nameLen = namelen+2;
cache->next = s_modCache;
s_modCache = cache;
return; return;
} }
} }