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Re: Dumper problems and a possible solutions

From: Stefan Monnier
Subject: Re: Dumper problems and a possible solutions
Date: Wed, 25 Jun 2014 17:43:00 -0400
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/24.4.50 (gnu/linux)

> With the approach of dumping a C array containing references to
> offsets within itself, this is completely transparent to the
> application. The linker (ld) produces the right R_${ARCH}_RELATIVE
> relocation records in the data segment and the dynamic linker applies
> them at runtime.

Two problems, here:
- we're still talking about performing relocation of all heap references
  during startup (not that it's a problem, of course).  Maybe we don't
  need to do it ourselves, but it still has to happen.
- Can the ld.so loader generate the *tagged* references used in the heap?


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