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Re: [PATCH RESUBMIT]: add tree-based folding of builtin signbit*
- From: Richard Henderson <rth at redhat dot com>
- To: "Kaveh R. Ghazi" <ghazi at caip dot rutgers dot edu>
- Cc: gcc-patches at gcc dot gnu dot org
- Date: Tue, 8 Mar 2005 08:45:24 -0800
- Subject: Re: [PATCH RESUBMIT]: add tree-based folding of builtin signbit*
- References: <200503022347.j22NlZig013943@caip.rutgers.edu>
On Wed, Mar 02, 2005 at 06:47:35PM -0500, Kaveh R. Ghazi wrote:
> http://gcc.gnu.org/ml/gcc-patches/2004-09/msg02499.html
Unless you can show that this helps in some way, I'd much
prefer that we do this during rtl expansion. I think it
obfuscates the code too much.
And if you can show that it helps, you should implement
this with VIEW_CONVERT_EXPR instead of a union.
r~