diff options
Diffstat (limited to 'src/base/loader/elf_object.cc')
| -rw-r--r-- | src/base/loader/elf_object.cc | 21 |
1 files changed, 15 insertions, 6 deletions
diff --git a/src/base/loader/elf_object.cc b/src/base/loader/elf_object.cc index 8e41ffd16..16fc698dd 100644 --- a/src/base/loader/elf_object.cc +++ b/src/base/loader/elf_object.cc @@ -29,6 +29,7 @@ * Ali Saidi */ +#include <cassert> #include <string> #include "gelf.h" @@ -36,7 +37,7 @@ #include "base/loader/elf_object.hh" #include "base/loader/symtab.hh" #include "base/misc.hh" -#include "base/trace.hh" // for DPRINTF +#include "base/trace.hh" // for DPRINTF #include "sim/byteswap.hh" using namespace std; @@ -79,13 +80,19 @@ ElfObject::tryFile(const string &fname, int fd, size_t len, uint8_t *data) arch = ObjectFile::SPARC32; } else if (ehdr.e_machine == EM_MIPS && ehdr.e_ident[EI_CLASS] == ELFCLASS32) { - arch = ObjectFile::Mips; + if (ehdr.e_ident[EI_DATA] == ELFDATA2LSB) { + arch = ObjectFile::Mips; + } else { + fatal("The binary you're trying to load is compiled for big " + "endian MIPS. M5\nonly supports little endian MIPS. " + "Please recompile your binary.\n"); + } } else if (ehdr.e_machine == EM_X86_64 && ehdr.e_ident[EI_CLASS] == ELFCLASS64) { - //In the future, we might want to differentiate between 32 bit - //and 64 bit x86 processes in case there are differences in their - //initial stack frame. - arch = ObjectFile::X86; + arch = ObjectFile::X86_64; + } else if (ehdr.e_machine == EM_386 && + ehdr.e_ident[EI_CLASS] == ELFCLASS32) { + arch = ObjectFile::I386; } else if (ehdr.e_ident[EI_CLASS] == ELFCLASS64) { arch = ObjectFile::Alpha; } else if (ehdr.e_machine == EM_ARM) { @@ -284,6 +291,8 @@ ElfObject::ElfObject(const string &_filename, int _fd, data.size = phdr.p_filesz; data.fileImage = fileData + phdr.p_offset; } else { + // If it's none of the above but is loadable, + // load the filesize worth of data Segment extra; extra.baseAddr = phdr.p_paddr; extra.size = phdr.p_filesz; |