[wwwdocs/ARM] Deprecate ARMv5 and ARMv5E support

Message ID	9af0f20c-f4a6-484d-4bf9-39d823bd72c3@foss.arm.com
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Headers	show Return-Path: <gcc-patches-return-448567-incoming=patchwork.ozlabs.org@gcc.gnu.org> DomainKey-Signature: a=rsa-sha1; c=nofws; d=gcc.gnu.org; h=list-id :list-unsubscribe:list-archive:list-post:list-help:sender:to :from:subject:message-id:date:mime-version:content-type; q=dns; s=default; b=oLQebTr4AHipHIjLDJfo3/IBnxalBDczLUnqSDKThE/He+SN4b GxxiaLvi9JGxNRWEgcT8TidA1GC8ENAalv/fiuEUJQ2t6ZRaDVWITEPj5oqsEC11 PZzeRCHIAXPBJTYTMfJDjc8dx2AkIcLhuLCKQ8CcTrfCJwwqcT19xoueg= Mailing-List: contact gcc-patches-help@gcc.gnu.org; run by ezmlm Precedence: bulk Sender: gcc-patches-owner@gcc.gnu.org To: Kyrill Tkachov <kyrylo.tkachov@arm.com>, Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>, Richard Earnshaw <richard.earnshaw@arm.com>, "gcc-patches@gcc.gnu.org" <gcc-patches@gcc.gnu.org> From: Thomas Preudhomme <thomas.preudhomme@foss.arm.com> Subject: [PATCH, wwwdocs/ARM] Deprecate ARMv5 and ARMv5E support Message-ID: <9af0f20c-f4a6-484d-4bf9-39d823bd72c3@foss.arm.com> Date: Wed, 15 Feb 2017 11:23:09 +0000 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Thunderbird/45.7.0 MIME-Version: 1.0 Content-Type: multipart/mixed; boundary="------------0A34BBD3423F2E1D69C96503"

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From: Thomas Preudhomme <thomas.preudhomme@foss.arm.com>
Subject: [PATCH, wwwdocs/ARM] Deprecate ARMv5 and ARMv5E support
Message-ID: <9af0f20c-f4a6-484d-4bf9-39d823bd72c3@foss.arm.com>
Date: Wed, 15 Feb 2017 11:23:09 +0000
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Hi, ARMv5 and ARMv5E architectures have no known implementation. I therefore suggest that we deprecate these architectures. ARMv5T, ARMv5TE and ARMv5TEJ would remain supported though. Is this ok to commit? Best regards, Thomas

Comments

Richard Earnshaw (lists) Feb. 15, 2017, 11:26 a.m. UTC | #1

On 15/02/17 11:23, Thomas Preudhomme wrote:
> Hi,
> 
> ARMv5 and ARMv5E architectures have no known implementation. I therefore
> suggest that we deprecate these architectures. ARMv5T, ARMv5TE and
> ARMv5TEJ would remain supported though.
> 
> Is this ok to commit?
> 
> Best regards,
> 
> Thomas
> 
> deprecate_armv5_armv5e.patch
> 
> 
> cvs diff: Diffing .
> cvs diff: Diffing benchmarks
> cvs diff: Diffing bugs

"cvs -q diff" is your friend :-)

> Index: gcc-7/changes.html
> ===================================================================
> RCS file: /cvs/gcc/wwwdocs/htdocs/gcc-7/changes.html,v
> retrieving revision 1.55
> diff -u -r1.55 changes.html
> --- gcc-7/changes.html	2 Feb 2017 15:21:11 -0000	1.55
> +++ gcc-7/changes.html	14 Feb 2017 09:21:23 -0000
> @@ -752,6 +752,13 @@
>  <h3 id="arm">ARM</h3>
>     <ul>
>       <li>
> +       Support for the ARMv5 and ARMv5E architectures has been deprecated and

Suggest "Support for the ARMv5 and ARMv5E architectures (which have no
known implementations) has been ..."

> +       will be removed in a future GCC release.  Note that ARMv5T, ARMv5TE and
> +       ARMv5TEJ architectures remain supported.
> +       The values <code>armv5</code> and <code>armv5e</code> of
> +       <code>-march</code> are thus deprecated.
> +     </li>
> +     <li>
>         The ARMv8.2-A architecture and the ARMv8.2-A 16-bit Floating-Point
>         Extensions are now supported.  They can be used by specifying the
>         <code>-march=armv8.2-a</code> or <code>-march=armv8.2-a+fp16</code>

Otherwise OK.

R.

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Index: gcc-7/changes.html
===================================================================
RCS file: /cvs/gcc/wwwdocs/htdocs/gcc-7/changes.html,v
retrieving revision 1.55
diff -u -r1.55 changes.html
--- gcc-7/changes.html	2 Feb 2017 15:21:11 -0000	1.55
+++ gcc-7/changes.html	14 Feb 2017 09:21:23 -0000
@@ -752,6 +752,13 @@ 
 <h3 id="arm">ARM</h3>
    <ul>
      <li>
+       Support for the ARMv5 and ARMv5E architectures has been deprecated and
+       will be removed in a future GCC release.  Note that ARMv5T, ARMv5TE and
+       ARMv5TEJ architectures remain supported.
+       The values <code>armv5</code> and <code>armv5e</code> of
+       <code>-march</code> are thus deprecated.
+     </li>
+     <li>
        The ARMv8.2-A architecture and the ARMv8.2-A 16-bit Floating-Point
        Extensions are now supported.  They can be used by specifying the
        <code>-march=armv8.2-a</code> or <code>-march=armv8.2-a+fp16</code>
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[wwwdocs/ARM] Deprecate ARMv5 and ARMv5E support

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