foreman
53 řádky
1.9 KiB
C++
53 řádky
1.9 KiB
C++
//
|
|
// Copyright (c) 2013 Advanced Micro Devices, Inc. All rights reserved.
|
|
//
|
|
|
|
// Implementation of the the loading of dll and loading of all the exported
|
|
// function symbols.
|
|
|
|
#include "device/hsa/services_symbol_loader.hpp"
|
|
|
|
#include "runtime/thread/thread.hpp"
|
|
#include "runtime/utils/debug.hpp"
|
|
#include "runtime/os/os.hpp"
|
|
|
|
#include <stdlib.h>
|
|
|
|
#include <string>
|
|
|
|
ServicesApiSymbols* ServicesApiSymbols::instance_ = NULL;
|
|
// services_dll_handle_ is defined in ServicesApiSymbols class.
|
|
// This macro must be used only in member functions of ServicesApiSymbols
|
|
// class.
|
|
#define LOADSYMBOL(api) \
|
|
api = (pfn_ ## api) amd::Os::getSymbol(services_dll_handle_, # api); \
|
|
if (api == NULL) { \
|
|
amd::log_printf(amd::LOG_ERROR, __FILE__, __LINE__, \
|
|
"amd::Os::getSymbol() for exported func " # api " failed."); \
|
|
amd::Os::unloadLibrary(services_dll_handle_); \
|
|
abort(); \
|
|
}
|
|
|
|
ServicesApiSymbols::ServicesApiSymbols()
|
|
: services_dll_name_(SERVICES_DLL_NAME) {
|
|
services_dll_handle_ = amd::Os::loadLibrary(services_dll_name_.c_str());
|
|
if (services_dll_handle_ == NULL) {
|
|
// Do not print, otherwise tests fail when HSA core and services DLLs are
|
|
// not installed, in which case only ORCA stack is initialized and it is
|
|
// not an error
|
|
// amd::log_printf(amd::LOG_INFO, __FILE__, __LINE__,
|
|
//"Cannot load hsa servicese dll. HSA DLLs may not be installed on the machine."
|
|
//" OpenCL requirement, returning without error.");
|
|
return;
|
|
}
|
|
|
|
LOADSYMBOL(HsaGetServicesApiTable)
|
|
}
|
|
|
|
ServicesApiSymbols::~ServicesApiSymbols() {
|
|
if (services_dll_handle_) {
|
|
amd::Os::unloadLibrary(services_dll_handle_);
|
|
services_dll_handle_ = NULL;
|
|
}
|
|
}
|