>> >> Yes. That is where the confusion stemmed from. > >Hi Anitha, > >Last time, I didn't look exhaustively for flags in the ELF format. With >the aid of "readelf -e test.elf", we can see that there are more section >flags in the section header:
... >Key to Flags: > W (write), A (alloc), X (execute), M (merge), S (strings) > I (info), L (link order), G (group), x (unknown) > O (extra OS processing required) o (OS specific), p (processor specific) > >I overlooked that before. In the sh_flags member of the Shdr struct, the >ELF format does have separate explicit alloc and execute flags. I did not :-) Initially I referred to the age old System V ABI spec for reference which still had R, W and X flags. However the ELF dump showed more (as you have mentioned below). > >> 'objdump' program works on BFD structures. The set of BFD section >> flags for a super set to ELF section flags. So, the dump of section >> headers shows BFD flags but not ELF flags. > What made me mention the BFD flags is w.r.t 'CONTENTS' and 'LOAD'. These do not appear in ELF spec as section attributes. So I think objdump is just dumping ELF+ extra BFD attributes. Anitha _______________________________________________ AVR-GCC-list mailing list AVR-GCC-list@nongnu.org https://lists.nongnu.org/mailman/listinfo/avr-gcc-list
