diff options
author | Steve Reinhardt <stever@eecs.umich.edu> | 2003-10-10 09:57:26 -0700 |
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committer | Steve Reinhardt <stever@eecs.umich.edu> | 2003-10-10 09:57:26 -0700 |
commit | 52b31ea0a6a15b4a88530cfe411224d750e37899 (patch) | |
tree | 6315a9be6545c32bbe975095b1803f156bbcebd1 /base/elf_object.cc | |
parent | 9e7f6da14195f00333df22a77ca4ed8d62bf8140 (diff) | |
download | gem5-52b31ea0a6a15b4a88530cfe411224d750e37899.tar.xz |
File moves for the reorg. Tree is in broken state until I commit the makefile and
#include changes.
--HG--
rename : sim/cache/lzss_compression.cc => base/compression/lzss_compression.cc
rename : sim/cache/lzss_compression.hh => base/compression/lzss_compression.hh
rename : sim/cache/null_compression.hh => base/compression/null_compression.hh
rename : sim/hybrid_pred.cc => base/hybrid_pred.cc
rename : sim/hybrid_pred.hh => base/hybrid_pred.hh
rename : base/aout_object.cc => base/loader/aout_object.cc
rename : base/aout_object.hh => base/loader/aout_object.hh
rename : base/coff_sym.h => base/loader/coff_sym.h
rename : base/coff_symconst.h => base/loader/coff_symconst.h
rename : base/ecoff_object.cc => base/loader/ecoff_object.cc
rename : base/ecoff_object.hh => base/loader/ecoff_object.hh
rename : base/elf_object.cc => base/loader/elf_object.cc
rename : base/elf_object.hh => base/loader/elf_object.hh
rename : base/exec_aout.h => base/loader/exec_aout.h
rename : base/exec_ecoff.h => base/loader/exec_ecoff.h
rename : base/object_file.cc => base/loader/object_file.cc
rename : base/object_file.hh => base/loader/object_file.hh
rename : base/symtab.cc => base/loader/symtab.cc
rename : base/symtab.hh => base/loader/symtab.hh
rename : sim/predictor.hh => base/predictor.hh
rename : sim/sat_counter.cc => base/sat_counter.cc
rename : sim/sat_counter.hh => base/sat_counter.hh
rename : sim/base_cpu.cc => cpu/base_cpu.cc
rename : sim/base_cpu.hh => cpu/base_cpu.hh
rename : sim/exec_context.cc => cpu/exec_context.cc
rename : sim/exec_context.hh => cpu/exec_context.hh
rename : sim/exetrace.cc => cpu/exetrace.cc
rename : sim/exetrace.hh => cpu/exetrace.hh
rename : sim/op_class.hh => cpu/full_cpu/op_class.hh
rename : sim/smt.hh => cpu/full_cpu/smt.hh
rename : sim/inst_seq.hh => cpu/inst_seq.hh
rename : sim/intr_control.cc => cpu/intr_control.cc
rename : sim/intr_control.hh => cpu/intr_control.hh
rename : sim/memtest.cc => cpu/memtest/memtest.cc
rename : sim/memtest.hh => cpu/memtest/memtest.hh
rename : sim/pc_event.cc => cpu/pc_event.cc
rename : sim/pc_event.hh => cpu/pc_event.hh
rename : sim/simple_cpu.cc => cpu/simple_cpu/simple_cpu.cc
rename : sim/simple_cpu.hh => cpu/simple_cpu/simple_cpu.hh
rename : sim/static_inst.cc => cpu/static_inst.cc
rename : sim/static_inst.hh => cpu/static_inst.hh
extra : convert_revision : 05bd41acb2a424f1a38609fd4ac6df681bb479d6
Diffstat (limited to 'base/elf_object.cc')
-rw-r--r-- | base/elf_object.cc | 140 |
1 files changed, 0 insertions, 140 deletions
diff --git a/base/elf_object.cc b/base/elf_object.cc deleted file mode 100644 index 97f50e289..000000000 --- a/base/elf_object.cc +++ /dev/null @@ -1,140 +0,0 @@ -/* - * Copyright (c) 2003 The Regents of The University of Michigan - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions are - * met: redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer; - * redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution; - * neither the name of the copyright holders nor the names of its - * contributors may be used to endorse or promote products derived from - * this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR - * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT - * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, - * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT - * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, - * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY - * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE - * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - -#include <string> - -#include "elf_object.hh" - -#include "functional_memory.hh" -#include "symtab.hh" - -#include "trace.hh" // for DPRINTF - -#include "exec_elf.h" - -using namespace std; - -ObjectFile * -ElfObject::tryFile(const string &fname, int fd, size_t len, uint8_t *data) -{ - if (memcmp(((Elf64_Ehdr *)data)->e_ident, ELFMAG, SELFMAG) == 0) { - // for now we'll assume it's a 64-bit Alpha binary - return new ElfObject(fname, fd, len, data); - } - else { - return NULL; - } -} - - -ElfObject::ElfObject(const string &_filename, int _fd, - size_t _len, uint8_t *_data) - : ObjectFile(_filename, _fd, _len, _data) -{ - ehdr = (Elf64_Ehdr *)fileData; - - entry = ehdr->e_entry; - - phdr = (Elf64_Phdr *)(fileData + ehdr->e_phoff); - assert(sizeof(Elf64_Phdr) == ehdr->e_phentsize); - - bool foundText = false; - bool foundData = false; - for (int i = 0; i < ehdr->e_phnum; ++i) { - Elf64_Phdr *p = &phdr[i]; - - // for now we don't care about non-loadable segments - if (!(p->p_type & PT_LOAD)) - continue; - - if (p->p_flags & PF_X) { - // executable: must be text - assert(!foundText); - foundText = true; - textPhdrIdx = i; - text.baseAddr = p->p_vaddr; - text.size = p->p_filesz; - assert(p->p_filesz == p->p_memsz); - } - else { - assert(p->p_flags & PF_R); - assert(!foundData); - foundData = true; - dataPhdrIdx = i; - data.baseAddr = p->p_vaddr; - data.size = p->p_filesz; - bss.baseAddr = data.baseAddr + data.size; - bss.size = p->p_memsz - p->p_filesz; - } - } - - assert(foundText && foundData); - - DPRINTFR(Loader, "text: 0x%x %d\ndata: 0x%x %d\nbss: 0x%x %d\n", - text.baseAddr, text.size, data.baseAddr, data.size, - bss.baseAddr, bss.size); -} - - -bool -ElfObject::loadSections(FunctionalMemory *mem, bool loadPhys) -{ - Addr textAddr = text.baseAddr; - Addr dataAddr = data.baseAddr; - - if (loadPhys) { - textAddr &= (ULL(1) << 40) - 1; - dataAddr &= (ULL(1) << 40) - 1; - } - - // Since we don't really have an MMU and all memory is - // zero-filled, there's no need to set up the BSS segment. - if (text.size != 0) - mem->prot_write(textAddr, fileData + phdr[textPhdrIdx].p_offset, - text.size); - if (data.size != 0) - mem->prot_write(dataAddr, fileData + phdr[dataPhdrIdx].p_offset, - data.size); - - return true; -} - - -bool -ElfObject::loadGlobalSymbols(SymbolTable *symtab) -{ - // symbols not supported yet - return false; -} - -bool -ElfObject::loadLocalSymbols(SymbolTable *symtab) -{ - // symbols not supported yet - return false; -} |