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Added program header emission 

llvm-svn: 168195
This commit is contained in:
Hemant Kulkarni 2012-11-16 20:51:32 +00:00
parent ed756c5fc8
commit d680379f0b
1 changed files with 45 additions and 3 deletions
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48
llvm/test/Scripts/elf-dump
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@ -52,6 +52,31 @@ class StringTable:
end = self.string_table.index('\x00', index)
return self.string_table[index:end]
class ProgramHeader:
def __init__(self, f):
self.p_type = f.read32()
if f.is64Bit:
self.p_flags = f.read32()
self.p_offset = f.readWord()
self.p_vaddr = f.readWord()
self.p_paddr = f.readWord()
self.p_filesz = f.readWord()
self.p_memsz = f.readWord()
if not f.is64Bit:
self.p_flags = f.read32()
self.p_align = f.readWord()
def dump(self):
print " (('p_type', %s)" % common_dump.HexDump(self.p_type)
print " ('p_flags', %s)" % common_dump.HexDump(self.p_flags)
print " ('p_offset', %s)" % common_dump.HexDump(self.p_offset)
print " ('p_vaddr', %s)" % common_dump.HexDump(self.p_vaddr)
print " ('p_paddr', %s)" % common_dump.HexDump(self.p_paddr)
print " ('p_filesz', %s)" % common_dump.HexDump(self.p_filesz)
print " ('p_memsz', %s)" % common_dump.HexDump(self.p_memsz)
print " ('p_align', %s)" % common_dump.HexDump(self.p_align)
print " ),"
class Section:
def __init__(self, f):
self.sh_name = f.read32()
@ -189,19 +214,23 @@ def dumpELF(path, opts):
print "('e_machine', %s)" % common_dump.HexDump(e_machine)
print "('e_version', %s)" % common_dump.HexDump(f.read32())
print "('e_entry', %s)" % common_dump.HexDump(f.readWord())
print "('e_phoff', %s)" % common_dump.HexDump(f.readWord())
e_phoff = f.readWord()
print "('e_phoff', %s)" % common_dump.HexDump(e_phoff)
e_shoff = f.readWord()
print "('e_shoff', %s)" % common_dump.HexDump(e_shoff)
print "('e_flags', %s)" % common_dump.HexDump(f.read32())
print "('e_ehsize', %s)" % common_dump.HexDump(f.read16())
print "('e_phentsize', %s)" % common_dump.HexDump(f.read16())
print "('e_phnum', %s)" % common_dump.HexDump(f.read16())
e_phentsize = f.read16()
print "('e_phentsize', %s)" % common_dump.HexDump(e_phentsize)
e_phnum = f.read16()
print "('e_phnum', %s)" % common_dump.HexDump(e_phnum)
e_shentsize = f.read16()
print "('e_shentsize', %s)" % common_dump.HexDump(e_shentsize)
e_shnum = f.read16()
print "('e_shnum', %s)" % common_dump.HexDump(e_shnum)
e_shstrndx = f.read16()
print "('e_shstrndx', %s)" % common_dump.HexDump(e_shstrndx)
# Read all section headers
sections = []
@ -228,6 +257,19 @@ def dumpELF(path, opts):
sections[index].dump(shstrtab, f, strtab, opts.dumpSectionData)
print "])"
# Read all program headers
headers = []
for index in range(e_phnum[0]):
f.seek(e_phoff[0] + index * e_phentsize[0])
h = ProgramHeader(f)
headers.append(h)
print "('_ProgramHeaders', ["
for index in range(e_phnum[0]):
print " # Program Header %s" % index
headers[index].dump()
print "])"
if __name__ == "__main__":
from optparse import OptionParser, OptionGroup
parser = OptionParser("usage: %prog [options] {files}")