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Re: [Patch AArch64] Add support for vectorizable standard math patterns.
- From: Mike Stump <mikestump at comcast dot net>
- To: James Greenhalgh <james dot greenhalgh at arm dot com>
- Cc: gcc-patches at gcc dot gnu dot org, janisjo at codesourcery dot com, marcus dot shawcroft at arm dot com
- Date: Tue, 27 Nov 2012 12:47:24 -0800
- Subject: Re: [Patch AArch64] Add support for vectorizable standard math patterns.
- References: <1354035099-30521-1-git-send-email-james.greenhalgh@arm.com>
On Nov 27, 2012, at 8:51 AM, James Greenhalgh <james.greenhalgh@arm.com> wrote:
> In particular, we add support for vectorizing across:
>
> ceil (), ceilf (), lceil (),
> We add testcases ensuring that each of the expected functions are
> vectorized. As the i386 and rs6000 backends both ostensibly support
> these optimisations we add these tests to the generic testsuites, but
> only wire them up for AArch64. As a target may support any subset of
> these vectorizations we need a check_effective_target macro for
> each of them.
>
> Because of this change to the generic test code I've CCed Janis
> Johnson and Mike Stump.
Gosh… leaves a bad taste in my mouth. I see why you did it that way… So, let me just ping folks, anyone see a better way to do this? If no one admits to having a better solution, I'll approve it. Let's give them a few days to come up with something concrete, if they fail, Ok.