1//===-- PPCMachineFunctionInfo.cpp - Private data used for PowerPC --------===//
2//
3//                     The LLVM Compiler Infrastructure
4//
5// This file is distributed under the University of Illinois Open Source
6// License. See LICENSE.TXT for details.
7//
8//===----------------------------------------------------------------------===//
9
10#include "PPCMachineFunctionInfo.h"
11#include "llvm/IR/DataLayout.h"
12#include "llvm/MC/MCContext.h"
13#include "llvm/Target/TargetMachine.h"
14#include "llvm/Target/TargetSubtargetInfo.h"
15
16using namespace llvm;
17
18void PPCFunctionInfo::anchor() { }
19
20MCSymbol *PPCFunctionInfo::getPICOffsetSymbol() const {
21  const DataLayout &DL = MF.getDataLayout();
22  return MF.getContext().getOrCreateSymbol(Twine(DL.getPrivateGlobalPrefix()) +
23                                           Twine(MF.getFunctionNumber()) +
24                                           "$poff");
25}
26
27MCSymbol *PPCFunctionInfo::getGlobalEPSymbol() const {
28  const DataLayout &DL = MF.getDataLayout();
29  return MF.getContext().getOrCreateSymbol(Twine(DL.getPrivateGlobalPrefix()) +
30                                           "func_gep" +
31                                           Twine(MF.getFunctionNumber()));
32}
33
34MCSymbol *PPCFunctionInfo::getLocalEPSymbol() const {
35  const DataLayout &DL = MF.getDataLayout();
36  return MF.getContext().getOrCreateSymbol(Twine(DL.getPrivateGlobalPrefix()) +
37                                           "func_lep" +
38                                           Twine(MF.getFunctionNumber()));
39}
40
41MCSymbol *PPCFunctionInfo::getTOCOffsetSymbol() const {
42  const DataLayout &DL = MF.getDataLayout();
43  return MF.getContext().getOrCreateSymbol(Twine(DL.getPrivateGlobalPrefix()) +
44                                           "func_toc" +
45                                           Twine(MF.getFunctionNumber()));
46}
47