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Re: RFC: BB duplication code

To: Joern Rennecke <amylaar at redhat dot com>
Subject: Re: RFC: BB duplication code
From: Richard Henderson <rth at redhat dot com>
Date: Wed, 22 Aug 2001 16:44:10 -0700
Cc: Jan Hubicka <jh at suse dot cz>, gcc-patches at gcc dot gnu dot org, patches at x86-64 dot org, gcc at gcc dot gnu dot org
References: <20010822121440.H29601@redhat.com> <200108222304.f7MN4mR04140@phal.cambridge.redhat.com>

On Thu, Aug 23, 2001 at 12:04:48AM +0100, Joern Rennecke wrote:
> This is target-dependent.  Some targets just put the jump table in the text
> section because the linker can't handle cross-section differences, and
> they use differences (either always or for pic / PIC).

True, JUMP_TABLES_IN_TEXT_SECTION is an overestimate.  However
it's fairly close to accurate.  Certainly it doesn't miss any
cases for which pc-relative loads *are* used.

r~

References:
- Re: RFC: BB duplication code
  - From: Richard Henderson
- Re: RFC: BB duplication code
  - From: Joern Rennecke

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