From: Ramana Radhakrishnan <ramana.gcc@googlemail.com>
To: Greta Yorsh <greta.yorsh@arm.com>
Cc: GCC Patches <gcc-patches@gcc.gnu.org>,
Richard Earnshaw <Richard.Earnshaw@arm.com>,
Ramana Radhakrishnan <Ramana.Radhakrishnan@arm.com>,
nickc@redhat.com, paul@codesourcery.com
Subject: Re: [PATCH,ARM][5/n] Split shift di patterns
Date: Tue, 26 Mar 2013 13:40:00 -0000 [thread overview]
Message-ID: <CAJA7tRYUG9rBMfJTsKDvDtGHNiqe6dCSEQcZTBV=Xp2a613r5g@mail.gmail.com> (raw)
In-Reply-To: <51227652.834a420a.7f51.4e55SMTPIN_ADDED_BROKEN@mx.google.com>
On Mon, Feb 18, 2013 at 6:42 PM, Greta Yorsh <greta.yorsh@arm.com> wrote:
> Convert define_insn into define_insn_and_split for various DImode shift
> operations that output multiple assembly instructions.
>
> This patch also adds a new pattern for RRX using a new UNSPEC. This pattern
> matches RTL insns emitted by arm_ashrdi3_1bit and arm_lshrdi3_1bit
> splitters. This patch also adds a new pattern shiftsi3_compare.
>
> gcc/
>
> 2013-02-14 Greta Yorsh <Greta.Yorsh@arm.com>
>
> * config/arm/arm.md (arm_ashldi3_1bit): Convert define_insn into
> define_insn_and_split.
> (arm_ashrdi3_1bit,arm_lshrdi3_1bit): Likewise.
> (shiftsi3_compare): New pattern.
> (rrx): New pattern.
> * config/arm/unspecs.md (UNSPEC_RRX): New.
Ok.
Ramana
next parent reply other threads:[~2013-03-26 13:40 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <51227652.834a420a.7f51.4e55SMTPIN_ADDED_BROKEN@mx.google.com>
2013-03-26 13:40 ` Ramana Radhakrishnan [this message]
2013-02-18 18:30 [PATCH, ARM][0/n] Split patterns that output multiple assembly instruction Greta Yorsh
2013-02-18 18:43 ` [PATCH,ARM][5/n] Split shift di patterns Greta Yorsh
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