Imported Upstream version 6.10.0.49

Former-commit-id: 1d6753294b2993e1fbf92de9366bb9544db4189b

external/llvm-project/llvm/lib/Target/PowerPC/PPCMachineFunctionInfo.cpp

@@ -0,0 +1,59 @@
+//===-- PPCMachineFunctionInfo.cpp - Private data used for PowerPC --------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#include "PPCMachineFunctionInfo.h"
+#include "llvm/ADT/Twine.h"
+#include "llvm/IR/DataLayout.h"
+#include "llvm/MC/MCContext.h"
+
+using namespace llvm;
+
+void PPCFunctionInfo::anchor() {}
+
+MCSymbol *PPCFunctionInfo::getPICOffsetSymbol() const {
+  const DataLayout &DL = MF.getDataLayout();
+  return MF.getContext().getOrCreateSymbol(Twine(DL.getPrivateGlobalPrefix()) +
+                                           Twine(MF.getFunctionNumber()) +
+                                           "$poff");
+}
+
+MCSymbol *PPCFunctionInfo::getGlobalEPSymbol() const {
+  const DataLayout &DL = MF.getDataLayout();
+  return MF.getContext().getOrCreateSymbol(Twine(DL.getPrivateGlobalPrefix()) +
+                                           "func_gep" +
+                                           Twine(MF.getFunctionNumber()));
+}
+
+MCSymbol *PPCFunctionInfo::getLocalEPSymbol() const {
+  const DataLayout &DL = MF.getDataLayout();
+  return MF.getContext().getOrCreateSymbol(Twine(DL.getPrivateGlobalPrefix()) +
+                                           "func_lep" +
+                                           Twine(MF.getFunctionNumber()));
+}
+
+MCSymbol *PPCFunctionInfo::getTOCOffsetSymbol() const {
+  const DataLayout &DL = MF.getDataLayout();
+  return MF.getContext().getOrCreateSymbol(Twine(DL.getPrivateGlobalPrefix()) +
+                                           "func_toc" +
+                                           Twine(MF.getFunctionNumber()));
+}
+
+bool PPCFunctionInfo::isLiveInSExt(unsigned VReg) const {
+  for (const std::pair<unsigned, ISD::ArgFlagsTy> &LiveIn : LiveInAttrs)
+    if (LiveIn.first == VReg)
+      return LiveIn.second.isSExt();
+  return false;
+}
+
+bool PPCFunctionInfo::isLiveInZExt(unsigned VReg) const {
+  for (const std::pair<unsigned, ISD::ArgFlagsTy> &LiveIn : LiveInAttrs)
+    if (LiveIn.first == VReg)
+      return LiveIn.second.isZExt();
+  return false;
+}