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authorSteve Reinhardt <stever@eecs.umich.edu>2003-10-10 09:57:26 -0700
committerSteve Reinhardt <stever@eecs.umich.edu>2003-10-10 09:57:26 -0700
commit52b31ea0a6a15b4a88530cfe411224d750e37899 (patch)
tree6315a9be6545c32bbe975095b1803f156bbcebd1 /base/elf_object.cc
parent9e7f6da14195f00333df22a77ca4ed8d62bf8140 (diff)
downloadgem5-52b31ea0a6a15b4a88530cfe411224d750e37899.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.cc140
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;
-}