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Pin the libiomp5.dll for the lifetime of application, Windows-specific

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llvm-svn: 227469
This commit is contained in:
Andrey Churbanov 2015-01-29 17:18:20 +00:00
parent 6d768fcc18
commit 9bf5328f97
1 changed files with 15 additions and 0 deletions
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15
openmp/runtime/src/z_Windows_NT_util.c
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@ -835,6 +835,21 @@ __kmp_runtime_initialize( void )
return;
};
#if GUIDEDLL_EXPORTS
/* Pin dynamic library for the lifetime of application */
{
// First, turn off error message boxes
UINT err_mode = SetErrorMode (SEM_FAILCRITICALERRORS);
HMODULE h;
BOOL ret = GetModuleHandleEx( GET_MODULE_HANDLE_EX_FLAG_FROM_ADDRESS
|GET_MODULE_HANDLE_EX_FLAG_PIN,
(LPCTSTR)&__kmp_serial_initialize, &h);
KMP_DEBUG_ASSERT2(h && ret, "OpenMP RTL cannot find itself loaded");
SetErrorMode (err_mode); // Restore error mode
KA_TRACE( 10, ("__kmp_runtime_initialize: dynamic library pinned\n") );
}
#endif
InitializeCriticalSection( & __kmp_win32_section );
#if USE_ITT_BUILD
__kmp_itt_system_object_created( & __kmp_win32_section, "Critical Section" );