15c96de3aSDylan McKay //===-- AVRTargetObjectFile.cpp - AVR Object Files ------------------------===// 25c96de3aSDylan McKay // 32946cd70SChandler Carruth // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 42946cd70SChandler Carruth // See https://llvm.org/LICENSE.txt for license information. 52946cd70SChandler Carruth // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 65c96de3aSDylan McKay // 75c96de3aSDylan McKay //===----------------------------------------------------------------------===// 85c96de3aSDylan McKay 95c96de3aSDylan McKay #include "AVRTargetObjectFile.h" 105c96de3aSDylan McKay 11264b5d9eSZachary Turner #include "llvm/BinaryFormat/ELF.h" 125c96de3aSDylan McKay #include "llvm/IR/DerivedTypes.h" 135c96de3aSDylan McKay #include "llvm/IR/GlobalValue.h" 145c96de3aSDylan McKay #include "llvm/IR/Mangler.h" 155c96de3aSDylan McKay #include "llvm/MC/MCContext.h" 165c96de3aSDylan McKay #include "llvm/MC/MCSectionELF.h" 175c96de3aSDylan McKay 185c96de3aSDylan McKay #include "AVR.h" 195c96de3aSDylan McKay 205c96de3aSDylan McKay namespace llvm { 215c96de3aSDylan McKay void AVRTargetObjectFile::Initialize(MCContext &Ctx, const TargetMachine &TM) { 225c96de3aSDylan McKay Base::Initialize(Ctx, TM); 235c96de3aSDylan McKay ProgmemDataSection = 245c96de3aSDylan McKay Ctx.getELFSection(".progmem.data", ELF::SHT_PROGBITS, ELF::SHF_ALLOC); 255c96de3aSDylan McKay } 265c96de3aSDylan McKay 27*5449d2daSShivam Gupta MCSection *AVRTargetObjectFile::SelectSectionForGlobal( 28*5449d2daSShivam Gupta const GlobalObject *GO, SectionKind Kind, const TargetMachine &TM) const { 295c96de3aSDylan McKay // Global values in flash memory are placed in the progmem.data section 305c96de3aSDylan McKay // unless they already have a user assigned section. 318aad119dSAyke van Laethem if (AVR::isProgramMemoryAddress(GO) && !GO->hasSection() && Kind.isReadOnly()) 325c96de3aSDylan McKay return ProgmemDataSection; 335c96de3aSDylan McKay 345c96de3aSDylan McKay // Otherwise, we work the same way as ELF. 356733564eSPeter Collingbourne return Base::SelectSectionForGlobal(GO, Kind, TM); 365c96de3aSDylan McKay } 375c96de3aSDylan McKay } // end of namespace llvm 38