initial commit

2014-07-04 16:17:05 -04:00
parent dc4af184c7
commit 3694ab2ce8
351 changed files with 113713 additions and 1 deletions
@@ -0,0 +1,52 @@
+//
+// 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;
+  }
+}