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Re: DSO: pc relative symbol address

From: Ian Lance Taylor <iant at google dot com>
To: kum <a dot kumaresh at gmail dot com>
Cc: gcc-help at gcc dot gnu dot org
Date: Fri, 19 Mar 2010 08:50:31 -0700
Subject: Re: DSO: pc relative symbol address
References: <302c6e641003190237t51b81746ob43db174f2d08bab@mail.gmail.com>

kum <a.kumaresh@gmail.com> writes:

> There are no direct invocation of my_foo1. What prevents the compiler
> from emitting a PC relative address to store in my_foo? Something like
>   lw $2, PC - <offset>

You need to get the address of my_foo1 into $2.  Using a PC relative
value only works if your processor has a PC-relative load instruction.
Not all processors have such an instruction.  If your processor has
one and gcc is not using it, then this may be a bug.

Ian

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