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Re: [3.4-BIB] Add trunc/round/floor/ceil/rint builtins II
- From: Hans-Peter Nilsson <hp at bitrange dot com>
- To: Jan Hubicka <jh at suse dot cz>
- Cc: gcc-patches at gcc dot gnu dot org
- Date: Thu, 7 Nov 2002 07:54:06 -0500 (EST)
- Subject: Re: [3.4-BIB] Add trunc/round/floor/ceil/rint builtins II
On Wed, 6 Nov 2002, Jan Hubicka wrote:
> Wed Nov 6 23:23:27 CET 2002 Jan Hubicka <jh@suse.cz>
> * doc/md.texi: Document new named patterns.
> Index: doc/md.texi
> + @cindex @code{trunc@var{m}2} instruction pattern
> + @item @samp{trunc@var{m}2}
> + Store the argument rounded to integer towards zero.
> +
> + The @code{trunc} built-in function of C always uses the mode which
> + corresponds to the C data type @code{double} and the @code{truncf}
> + built-in function uses the mode which corresponds to the C data
> + type @code{float}.
There's overlap with trunc@var{mn}2 or at least confusion.
(What's the difference?) Perhaps also for other of the
new patterns.
brgds, H-P