This is the mail archive of the
java@gcc.gnu.org
mailing list for the Java project.
Re: Patch to allow Ada to work with tree-ssa
- From: "Joseph S. Myers" <jsm at polyomino dot org dot uk>
- To: Richard Kenner <kenner at vlsi1 dot ultra dot nyu dot edu>
- Cc: aph at redhat dot com, gcc-patches at gcc dot gnu dot org, java at gcc dot gnu dot org
- Date: Tue, 22 Jun 2004 18:37:41 +0000 (UTC)
- Subject: Re: Patch to allow Ada to work with tree-ssa
- References: <10406221818.AA08344@vlsi1.ultra.nyu.edu>
On Tue, 22 Jun 2004, Richard Kenner wrote:
> Indeed a number of things I did might have had the effect of changing
> the order in which subtrees are gimplified. Since I didn't think that
> anything depended on that, I didn't pay that much attention to the issue.
> If there are places that do depend on that, can you identify them so
> that comments can be placed in gimplify.c saying what's order-dependent.
We have a flag (flag_evaluation_order) for languages to say whether the
order of evaluation of subexpressions matters (effectively creating two
dialects of GENERIC). Java sets this flag, and it should be followed.
--
Joseph S. Myers http://www.srcf.ucam.org/~jsm28/gcc/
jsm@polyomino.org.uk (personal mail)
jsm28@gcc.gnu.org (Bugzilla assignments and CCs)