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Re: flow patch for condexec
- To: Matt Kraai <kraai at alumni dot carnegiemellon dot edu>
- Subject: Re: flow patch for condexec
- From: Aldy Hernandez <aldyh at redhat dot com>
- Date: Wed, 21 Feb 2001 14:26:23 -0400
- Cc: gcc-patches at gcc dot gnu dot org
- References: <20010221095413.A8920@opensource.lineo.com>
On Wed, Feb 21, 2001 at 09:54:13AM -0700, Matt Kraai wrote:
> Howdy,
>
> + @findex REVERSE_CONDEXEC_PREDICATES_P
> + @item REVERSE_CONDEXEC_PREDICATES_P (@var{code1}, @var{code2})
> + A C expression that returns true if the conditional execution predicate
> + @var{code1} is the inverse of @var{code2} and vice versa. Define this to
> + return 0 if the target has conditional execution predicates that cannot be
> + reversed safely. If none, is specified this macro expands to:
>
> This last sentence might be better stated as "If no expansion is
> specified, this macro is defined as follows:".
done.