Imported Upstream version 6.0.0.172

Former-commit-id: f3cc9b82f3e5bd8f0fd3ebc098f789556b44e9cd

external/llvm/lib/ExecutionEngine/RuntimeDyld/JITSymbol.cpp

@@ -0,0 +1,49 @@
+//===----------- JITSymbol.cpp - JITSymbol class implementation -----------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// JITSymbol class implementation plus helper functions.
+//
+//===----------------------------------------------------------------------===//
+
+#include "llvm/ExecutionEngine/JITSymbol.h"
+#include "llvm/IR/GlobalValue.h"
+#include "llvm/Object/SymbolicFile.h"
+
+using namespace llvm;
+
+JITSymbolFlags llvm::JITSymbolFlags::fromGlobalValue(const GlobalValue &GV) {
+  JITSymbolFlags Flags = JITSymbolFlags::None;
+  if (GV.hasWeakLinkage() || GV.hasLinkOnceLinkage())
+    Flags |= JITSymbolFlags::Weak;
+  if (GV.hasCommonLinkage())
+    Flags |= JITSymbolFlags::Common;
+  if (!GV.hasLocalLinkage() && !GV.hasHiddenVisibility())
+    Flags |= JITSymbolFlags::Exported;
+  return Flags;
+}
+
+JITSymbolFlags
+llvm::JITSymbolFlags::fromObjectSymbol(const object::BasicSymbolRef &Symbol) {
+  JITSymbolFlags Flags = JITSymbolFlags::None;
+  if (Symbol.getFlags() & object::BasicSymbolRef::SF_Weak)
+    Flags |= JITSymbolFlags::Weak;
+  if (Symbol.getFlags() & object::BasicSymbolRef::SF_Common)
+    Flags |= JITSymbolFlags::Common;
+  if (Symbol.getFlags() & object::BasicSymbolRef::SF_Exported)
+    Flags |= JITSymbolFlags::Exported;
+  return Flags;
+}
+
+ARMJITSymbolFlags llvm::ARMJITSymbolFlags::fromObjectSymbol(
+                                         const object::BasicSymbolRef &Symbol) {
+  ARMJITSymbolFlags Flags;
+  if (Symbol.getFlags() & object::BasicSymbolRef::SF_Thumb)
+    Flags |= ARMJITSymbolFlags::Thumb;
+  return Flags;
+}