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Re: libbfd/gas questions plus a suggestion (comments wanted)
- From: Ian Lance Taylor <ian at wasabisystems dot com>
- To: Jonathan Wilson <jonwil at tpgi dot com dot au>
- Cc: binutils at sources dot redhat dot com
- Date: 14 Oct 2003 10:07:39 -0700
- Subject: Re: libbfd/gas questions plus a suggestion (comments wanted)
- References: <3F8BEDC7.1060005@tpgi.com.au>
Jonathan Wilson <jonwil@tpgi.com.au> writes:
> Basicly, since I cant find anything otherwise, I want to add a new
> feature to gas.
I recommend more reading and more experimenting.
> I want to add a feature that says "emit this symbol with a segment
> value of -2 (aka IMAGE_SYM_ABSOLUTE).
Symbols are absolute if they are not section labels.
> Firstly, what bit of the code (I presume its in BFD somewhere) outputs
> the symbol table for win32 i386-pe COFF object files?
coff_write_symbols() in coffgen.c. Each individual symbol is written
by coff_write_symbol() in the same file.
> And secondly, what is the best way to tell that bit of code that a
> symbol should be emitted as "absolute".
> My guess is something like:
> .absolute __tls_array
Just assign a value to the symbol using = or `.set'.
Ian