From 4a5d7e300eef8d14fefac5ee78b5cc9ffca49293 Mon Sep 17 00:00:00 2001 From: Ahmed Charles Date: Mon, 13 Feb 2012 09:45:36 +0000 Subject: [PATCH 1/1] Remove duplicate code in this header file which seemed to undergo a copy/paste fiasco. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150369 91177308-0d34-0410-b5e6-96231b3b80d8 --- .../RuntimeDyld/RuntimeDyldMachO.h | 96 ------------------- 1 file changed, 96 deletions(-) diff --git a/lib/ExecutionEngine/RuntimeDyld/RuntimeDyldMachO.h b/lib/ExecutionEngine/RuntimeDyld/RuntimeDyldMachO.h index b5fa0df006d..57989811c80 100644 --- a/lib/ExecutionEngine/RuntimeDyld/RuntimeDyldMachO.h +++ b/lib/ExecutionEngine/RuntimeDyld/RuntimeDyldMachO.h @@ -92,99 +92,3 @@ public: } // end namespace llvm #endif - -//===-- RuntimeDyldMachO.h - Run-time dynamic linker for MC-JIT ---*- C++ -*-=// -// -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// -// -// MachO support for MC-JIT runtime dynamic linker. -// -//===----------------------------------------------------------------------===// - -#ifndef LLVM_RUNTIME_DYLD_MACHO_H -#define LLVM_RUNTIME_DYLD_MACHO_H - -#include "llvm/ADT/IndexedMap.h" -#include "llvm/Object/MachOObject.h" -#include "llvm/Support/Format.h" -#include "RuntimeDyldImpl.h" - -using namespace llvm; -using namespace llvm::object; - - -namespace llvm { -class RuntimeDyldMachO : public RuntimeDyldImpl { - - // For each symbol, keep a list of relocations based on it. Anytime - // its address is reassigned (the JIT re-compiled the function, e.g.), - // the relocations get re-resolved. - // The symbol (or section) the relocation is sourced from is the Key - // in the relocation list where it's stored. - struct RelocationEntry { - unsigned SectionID; // Section the relocation is contained in. - uint64_t Offset; // Offset into the section for the relocation. - uint32_t Data; // Second word of the raw macho relocation entry. - int64_t Addend; // Addend encoded in the instruction itself, if any, - // plus the offset into the source section for - // the symbol once the relocation is resolvable. - - RelocationEntry(unsigned id, uint64_t offset, uint32_t data, int64_t addend) - : SectionID(id), Offset(offset), Data(data), Addend(addend) {} - }; - typedef SmallVector RelocationList; - // Relocations to sections already loaded. Indexed by SectionID which is the - // source of the address. The target where the address will be writen is - // SectionID/Offset in the relocation itself. - IndexedMap Relocations; - // Relocations to symbols that are not yet resolved. Must be external - // relocations by definition. Indexed by symbol name. - StringMap UnresolvedRelocations; - - bool resolveRelocation(uint8_t *Address, uint64_t Value, bool isPCRel, - unsigned Type, unsigned Size, int64_t Addend); - bool resolveX86_64Relocation(uintptr_t Address, uintptr_t Value, bool isPCRel, - unsigned Type, unsigned Size, int64_t Addend); - bool resolveARMRelocation(uintptr_t Address, uintptr_t Value, bool isPCRel, - unsigned Type, unsigned Size, int64_t Addend); - - bool loadSegment32(const MachOObject *Obj, - const MachOObject::LoadCommandInfo *SegmentLCI, - const InMemoryStruct &SymtabLC); - bool loadSegment64(const MachOObject *Obj, - const MachOObject::LoadCommandInfo *SegmentLCI, - const InMemoryStruct &SymtabLC); - bool processSymbols32(const MachOObject *Obj, - SmallVectorImpl &SectionMap, - SmallVectorImpl &SymbolNames, - const InMemoryStruct &SymtabLC); - bool processSymbols64(const MachOObject *Obj, - SmallVectorImpl &SectionMap, - SmallVectorImpl &SymbolNames, - const InMemoryStruct &SymtabLC); - - void resolveSymbol(StringRef Name); - -public: - RuntimeDyldMachO(RTDyldMemoryManager *mm) : RuntimeDyldImpl(mm) {} - - bool loadObject(MemoryBuffer *InputBuffer); - - void reassignSectionAddress(unsigned SectionID, uint64_t Addr); - - static bool isKnownFormat(const MemoryBuffer *InputBuffer); - - bool isCompatibleFormat(const MemoryBuffer *InputBuffer) const { - return isKnownFormat(InputBuffer); - } -}; - -} // end namespace llvm - -#endif - -- 2.34.1