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Re: .eh_frame section
- To: haible at ilog dot fr (Bruno Haible)
- Subject: Re: .eh_frame section
- From: Joern Rennecke <amylaar at cygnus dot co dot uk>
- Date: Mon, 13 Oct 1997 17:42:37 +0100 (BST)
- Cc: jason at cygnus dot com, ian at cygnus dot com, rth at cygnus dot com, meissner at cygnus dot com, egcs at cygnus dot com
> Fine. So we can replace absolute labels by label differences. I propose
> the following: When the compiler output contains either a .gcc_except or
> a .eh_table section, the beginning of the text section for this module
> is marked as __TEXT_BEGIN__ and subtracted from all labels in the tables.
> A new section .text_begin is created which only contains the absolute
> __TEXT_BEGIN__.
This doesn't sound like it'll work with linker relaxation, unless you
want to add a lot of extra code to the linker to decode this information,
translate it into proper relocations, and re-encode it after its
processing is done.