xref: /freebsd-src/contrib/llvm-project/llvm/lib/Target/ARM/MCTargetDesc/ARMMachORelocationInfo.cpp (revision 0b57cec536236d46e3dba9bd041533462f33dbb7)
1*0b57cec5SDimitry Andric //===- ARMMachORelocationInfo.cpp -----------------------------------------===//
2*0b57cec5SDimitry Andric //
3*0b57cec5SDimitry Andric // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4*0b57cec5SDimitry Andric // See https://llvm.org/LICENSE.txt for license information.
5*0b57cec5SDimitry Andric // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6*0b57cec5SDimitry Andric //
7*0b57cec5SDimitry Andric //===----------------------------------------------------------------------===//
8*0b57cec5SDimitry Andric 
9*0b57cec5SDimitry Andric #include "ARMMCExpr.h"
10*0b57cec5SDimitry Andric #include "MCTargetDesc/ARMMCTargetDesc.h"
11*0b57cec5SDimitry Andric #include "llvm-c/Disassembler.h"
12*0b57cec5SDimitry Andric #include "llvm/MC/MCDisassembler/MCRelocationInfo.h"
13*0b57cec5SDimitry Andric #include "llvm/MC/MCExpr.h"
14*0b57cec5SDimitry Andric 
15*0b57cec5SDimitry Andric using namespace llvm;
16*0b57cec5SDimitry Andric 
17*0b57cec5SDimitry Andric namespace {
18*0b57cec5SDimitry Andric 
19*0b57cec5SDimitry Andric class ARMMachORelocationInfo : public MCRelocationInfo {
20*0b57cec5SDimitry Andric public:
ARMMachORelocationInfo(MCContext & Ctx)21*0b57cec5SDimitry Andric   ARMMachORelocationInfo(MCContext &Ctx) : MCRelocationInfo(Ctx) {}
22*0b57cec5SDimitry Andric 
createExprForCAPIVariantKind(const MCExpr * SubExpr,unsigned VariantKind)23*0b57cec5SDimitry Andric   const MCExpr *createExprForCAPIVariantKind(const MCExpr *SubExpr,
24*0b57cec5SDimitry Andric                                              unsigned VariantKind) override {
25*0b57cec5SDimitry Andric     switch(VariantKind) {
26*0b57cec5SDimitry Andric     case LLVMDisassembler_VariantKind_ARM_HI16:
27*0b57cec5SDimitry Andric       return ARMMCExpr::createUpper16(SubExpr, Ctx);
28*0b57cec5SDimitry Andric     case LLVMDisassembler_VariantKind_ARM_LO16:
29*0b57cec5SDimitry Andric       return ARMMCExpr::createLower16(SubExpr, Ctx);
30*0b57cec5SDimitry Andric     default:
31*0b57cec5SDimitry Andric       return MCRelocationInfo::createExprForCAPIVariantKind(SubExpr,
32*0b57cec5SDimitry Andric                                                             VariantKind);
33*0b57cec5SDimitry Andric     }
34*0b57cec5SDimitry Andric   }
35*0b57cec5SDimitry Andric };
36*0b57cec5SDimitry Andric 
37*0b57cec5SDimitry Andric } // end anonymous namespace
38*0b57cec5SDimitry Andric 
39*0b57cec5SDimitry Andric /// createARMMachORelocationInfo - Construct an ARM Mach-O RelocationInfo.
createARMMachORelocationInfo(MCContext & Ctx)40*0b57cec5SDimitry Andric MCRelocationInfo *llvm::createARMMachORelocationInfo(MCContext &Ctx) {
41*0b57cec5SDimitry Andric   return new ARMMachORelocationInfo(Ctx);
42*0b57cec5SDimitry Andric }
43