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From: Marcus Shawcroft <marcus.shawcroft@gmail.com>
To: Chen Shanyao <chenshanyao@huawei.com>
Cc: "gcc-patches@gcc.gnu.org" <gcc-patches@gcc.gnu.org>,
	Marcus Shawcroft <marcus.shawcroft@arm.com>,
		Richard Earnshaw <richard.earnshaw@arm.com>,
	"Yangfei (Felix)" <felix.yang@huawei.com>
Subject: Re: [PATCH, AArch64] [4.9] Backport PR64304 fix (miscompilation with -mgeneral-regs-only )
Date: Tue, 05 May 2015 08:35:00 -0000	[thread overview]
Message-ID: <CAFqB+PwqTvEAHEmDgvf2CvE-Q4DRwJvJs7+E_BOpQgMoo42ttA@mail.gmail.com> (raw)
In-Reply-To: <55473842.3060606@huawei.com>

On 4 May 2015 at 10:13, Chen Shanyao <chenshanyao@huawei.com> wrote:
> According to your opinion, I split the backports of pr64304 into 2 emails,
> and this one is for 4.9 branch.
> This patch backport the fix of PR target/64304 , miscompilation with
> -mgeneral-regs-only, to the 4.9 branch from trunk r219844. Tested on x86_64
> by using qemu of aarch64.
> OK for 4.9?
>
> diff -rupN gcc-4.9-20150225/gcc/ChangeLog
> gcc-4.9-20150225.pr64304//gcc/ChangeLog
> --- gcc-4.9-20150225/gcc/ChangeLog    2015-03-04 20:48:30.000000000 -0500
> +++ gcc-4.9-20150225.pr64304//gcc/ChangeLog    2015-03-04 20:55:59.000000000
> -0500
> @@ -1,3 +1,13 @@
> +2015-03-05  Shanyao Chen  <chenshanyao@huawei.com>
> +
> +    Backported from mainline
> +    2015-01-19  Jiong Wang  <jiong.wang@arm.com>
> +            Andrew Pinski  <apinski@cavium.com>
> +
> +    PR target/64304
> +    * config/aarch64/aarch64.md (define_insn "*ashl<mode>3_insn"): Deleted.
> +    (ashl<mode>3): Don't expand if operands[2] is not constant.
> +

OK /Marcus

  reply	other threads:[~2015-05-05  8:35 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-03-26  9:26 [PING^3] [PATCH, AArch64] [4.8] " Chen Shanyao
2015-04-10  7:57 ` [PING^4] " Chen Shanyao
2015-05-04  9:57   ` [PATCH, AArch64] [4.8] " Chen Shanyao
2015-05-04 10:26     ` [PATCH, AArch64] [4.9] " Chen Shanyao
2015-05-05  8:35       ` Marcus Shawcroft [this message]
2015-05-05  8:36     ` [PATCH, AArch64] [4.8] " Marcus Shawcroft

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