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/MCDisassembler/MCRelocationInfo.h" 16 17 using namespace llvm; 18 using namespace object; 19 20 namespace { 21 class ARMMachORelocationInfo : public MCRelocationInfo { 22 public: ARMMachORelocationInfo(MCContext & Ctx)23 ARMMachORelocationInfo(MCContext &Ctx) : MCRelocationInfo(Ctx) {} 24 createExprForCAPIVariantKind(const MCExpr * SubExpr,unsigned VariantKind)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. createARMMachORelocationInfo(MCContext & Ctx)41MCRelocationInfo *llvm::createARMMachORelocationInfo(MCContext &Ctx) { 42 return new ARMMachORelocationInfo(Ctx); 43 } 44