1//===-- ARMMachORelocationInfo.cpp ----------------------------------------===//
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 "MCTargetDesc/ARMMCTargetDesc.h"
11#include "ARMMCExpr.h"
12#include "llvm-c/Disassembler.h"
13#include "llvm/MC/MCContext.h"
14#include "llvm/MC/MCExpr.h"
15#include "llvm/MC/MCRelocationInfo.h"
16
17using namespace llvm;
18using namespace object;
19
20namespace {
21class ARMMachORelocationInfo : public MCRelocationInfo {
22public:
23  ARMMachORelocationInfo(MCContext &Ctx) : MCRelocationInfo(Ctx) {}
24
25  const MCExpr *createExprForCAPIVariantKind(const MCExpr *SubExpr,
26                                             unsigned VariantKind) override {
27    switch(VariantKind) {
28    case LLVMDisassembler_VariantKind_ARM_HI16:
29      return ARMMCExpr::CreateUpper16(SubExpr, Ctx);
30    case LLVMDisassembler_VariantKind_ARM_LO16:
31      return ARMMCExpr::CreateLower16(SubExpr, Ctx);
32    default:
33      return MCRelocationInfo::createExprForCAPIVariantKind(SubExpr,
34                                                            VariantKind);
35    }
36  }
37};
38} // End unnamed namespace
39
40/// createARMMachORelocationInfo - Construct an ARM Mach-O RelocationInfo.
41MCRelocationInfo *llvm::createARMMachORelocationInfo(MCContext &Ctx) {
42  return new ARMMachORelocationInfo(Ctx);
43}
44