From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 21037 invoked by alias); 26 Oct 2016 16:42:45 -0000 Mailing-List: contact gcc-patches-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Id: List-Archive: List-Post: List-Help: Sender: gcc-patches-owner@gcc.gnu.org Received: (qmail 21001 invoked by uid 89); 26 Oct 2016 16:42:44 -0000 Authentication-Results: sourceware.org; auth=none X-Virus-Found: No X-Spam-SWARE-Status: No, score=-2.0 required=5.0 tests=BAYES_00,KAM_LAZY_DOMAIN_SECURITY,KAM_LOTSOFHASH,RP_MATCHES_RCVD autolearn=ham version=3.3.2 spammy=957, 1666, UD:php, products X-HELO: foss.arm.com Received: from foss.arm.com (HELO foss.arm.com) (217.140.101.70) by sourceware.org (qpsmtpd/0.93/v0.84-503-g423c35a) with ESMTP; Wed, 26 Oct 2016 16:42:34 +0000 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.72.51.249]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 0C2AC29; Wed, 26 Oct 2016 09:42:33 -0700 (PDT) Received: from [10.2.206.52] (usa-sjc-imap-foss1.foss.arm.com [10.72.51.249]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 4D8BF3F318; Wed, 26 Oct 2016 09:42:32 -0700 (PDT) To: Kyrill Tkachov , Ramana Radhakrishnan , Richard Earnshaw , "gcc-patches@gcc.gnu.org" From: Thomas Preudhomme Subject: [PATCH, gcc/ARM] Add support for Cortex-M23 Message-ID: <30d89c41-396e-6fdb-90ae-a925934a9125@foss.arm.com> Date: Wed, 26 Oct 2016 16:42:00 -0000 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Thunderbird/45.2.0 MIME-Version: 1.0 Content-Type: multipart/mixed; boundary="------------44B8A1D39632B22FA4DBE9F3" X-IsSubscribed: yes X-SW-Source: 2016-10/txt/msg02170.txt.bz2 This is a multi-part message in MIME format. --------------44B8A1D39632B22FA4DBE9F3 Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 7bit Content-length: 1241 Hi, This patch adds support for the Cortex-M23 processor launched by ARM [1]. The patch adds support for the name and wires it up to the ARMv8-M Baseline architecture and arm_v6m_tune tuning parameters for the time being. It also updates documentation to mention this new processor. [1] http://www.arm.com/products/processors/cortex-m/cortex-m23-processor.php ChangeLog entry is as follows: *** gcc/Changelog *** 2016-10-26 Thomas Preud'homme * config/arm/arm-arches.def (armv8-m.base): Set Cortex-M23 as representative core for this architecture. * config/arm/arm-cores.def (cortex-m23): Define new processor. * config/arm/arm-tables.opt: Regenerate. * config/arm/arm-tune.md: Likewise. * config/arm/arm.c (arm_v6m_tune): Add Cortex-M23 to the list of cores this tuning parameters apply to in the comment. * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M23 to the list of valid -mcpu options. * doc/invoke.texi (ARM Options): Document new Cortex-M23 processor. Tested by building libgcc and libstdc++ for Cortex-M23 and running a hello world compiled for it. Is this ok for master? Best regards, Thomas --------------44B8A1D39632B22FA4DBE9F3 Content-Type: text/x-patch; name="add_gcc_cortex-m23_support.patch" Content-Transfer-Encoding: 7bit Content-Disposition: attachment; filename="add_gcc_cortex-m23_support.patch" Content-length: 4907 diff --git a/gcc/config/arm/arm-arches.def b/gcc/config/arm/arm-arches.def index 4b196a7d1188de5eca028e5c2597bbc20835201f..9293429b3f9a026bcdacc1651c534bdf14d4df1e 100644 --- a/gcc/config/arm/arm-arches.def +++ b/gcc/config/arm/arm-arches.def @@ -69,7 +69,7 @@ ARM_ARCH ("armv8.2-a", cortexa53, 8A, ARM_ARCH ("armv8.2-a+fp16", cortexa53, 8A, ARM_FSET_MAKE (FL_CO_PROC | FL_CRC32 | FL_FOR_ARCH8A, FL2_FOR_ARCH8_2A | FL2_FP16INST)) -ARM_ARCH("armv8-m.base", cortexm0, 8M_BASE, +ARM_ARCH("armv8-m.base", cortexm23, 8M_BASE, ARM_FSET_MAKE_CPU1 ( FL_FOR_ARCH8M_BASE)) ARM_ARCH("armv8-m.main", cortexm7, 8M_MAIN, ARM_FSET_MAKE_CPU1(FL_CO_PROC | FL_FOR_ARCH8M_MAIN)) diff --git a/gcc/config/arm/arm-cores.def b/gcc/config/arm/arm-cores.def index 2072e1e6f8d84533deead24e6fb0b6aff7603f24..940b5de82f0340fc0c26be80d47729bc1f193db0 100644 --- a/gcc/config/arm/arm-cores.def +++ b/gcc/config/arm/arm-cores.def @@ -166,6 +166,7 @@ ARM_CORE("cortex-a15.cortex-a7", cortexa15cortexa7, cortexa7, 7A, ARM_FSET_MAKE_ ARM_CORE("cortex-a17.cortex-a7", cortexa17cortexa7, cortexa7, 7A, ARM_FSET_MAKE_CPU1 (FL_LDSCHED | FL_THUMB_DIV | FL_ARM_DIV | FL_FOR_ARCH7A), cortex_a12) /* V8 Architecture Processors */ +ARM_CORE("cortex-m23", cortexm23, cortexm23, 8M_BASE, ARM_FSET_MAKE_CPU1 (FL_LDSCHED | FL_FOR_ARCH8M_BASE), v6m) ARM_CORE("cortex-a32", cortexa32, cortexa53, 8A, ARM_FSET_MAKE_CPU1 (FL_LDSCHED | FL_CRC32 | FL_FOR_ARCH8A), cortex_a35) ARM_CORE("cortex-a35", cortexa35, cortexa53, 8A, ARM_FSET_MAKE_CPU1 (FL_LDSCHED | FL_CRC32 | FL_FOR_ARCH8A), cortex_a35) ARM_CORE("cortex-a53", cortexa53, cortexa53, 8A, ARM_FSET_MAKE_CPU1 (FL_LDSCHED | FL_CRC32 | FL_FOR_ARCH8A), cortex_a53) diff --git a/gcc/config/arm/arm-tables.opt b/gcc/config/arm/arm-tables.opt index ee9e3bb7ec57e0e8f2f15b83442711b9faf82d20..de712924afd33ba1e6e65cb56a5b260858d0cc4f 100644 --- a/gcc/config/arm/arm-tables.opt +++ b/gcc/config/arm/arm-tables.opt @@ -307,6 +307,9 @@ EnumValue Enum(processor_type) String(cortex-a17.cortex-a7) Value(cortexa17cortexa7) EnumValue +Enum(processor_type) String(cortex-m23) Value(cortexm23) + +EnumValue Enum(processor_type) String(cortex-a32) Value(cortexa32) EnumValue diff --git a/gcc/config/arm/arm-tune.md b/gcc/config/arm/arm-tune.md index 594ce9d1734451f89812200191cb35f1f579289e..46c2c9258bcad43618a50f6201414fa084cb5b56 100644 --- a/gcc/config/arm/arm-tune.md +++ b/gcc/config/arm/arm-tune.md @@ -32,9 +32,9 @@ cortexr4f,cortexr5,cortexr7, cortexr8,cortexm7,cortexm4, cortexm3,marvell_pj4,cortexa15cortexa7, - cortexa17cortexa7,cortexa32,cortexa35, - cortexa53,cortexa57,cortexa72, - cortexa73,exynosm1,qdf24xx, - xgene1,cortexa57cortexa53,cortexa72cortexa53, - cortexa73cortexa35,cortexa73cortexa53" + cortexa17cortexa7,cortexm23,cortexa32, + cortexa35,cortexa53,cortexa57, + cortexa72,cortexa73,exynosm1, + qdf24xx,xgene1,cortexa57cortexa53, + cortexa72cortexa53,cortexa73cortexa35,cortexa73cortexa53" (const (symbol_ref "((enum attr_tune) arm_tune)"))) diff --git a/gcc/config/arm/arm.c b/gcc/config/arm/arm.c index 022c1d72a1272e56397dc7e2018483e77f18b90d..39b2da05d2135c68032231bb7780104061355786 100644 --- a/gcc/config/arm/arm.c +++ b/gcc/config/arm/arm.c @@ -2243,7 +2243,8 @@ const struct tune_params arm_cortex_m7_tune = }; /* The arm_v6m_tune is duplicated from arm_cortex_tune, rather than - arm_v6t2_tune. It is used for cortex-m0, cortex-m1 and cortex-m0plus. */ + arm_v6t2_tune. It is used for cortex-m0, cortex-m1, cortex-m0plus and + cortex-m23. */ const struct tune_params arm_v6m_tune = { arm_9e_rtx_costs, diff --git a/gcc/config/arm/bpabi.h b/gcc/config/arm/bpabi.h index 0da98fb711bdcaf5add6e392060f4edaddf6cf05..302302f0d2d522fe282bb1d12687b53de72cae25 100644 --- a/gcc/config/arm/bpabi.h +++ b/gcc/config/arm/bpabi.h @@ -95,7 +95,7 @@ |march=armv8.1-a+crc \ |march=armv8.2-a \ |march=armv8.2-a+fp16 \ - |march=armv8-m.base \ + |march=armv8-m.base|mcpu=cortex-m23 \ |march=armv8-m.main \ |march=armv8-m.main+dsp \ :%{!r:--be8}}}" @@ -134,7 +134,7 @@ |march=armv8.1-a+crc \ |march=armv8.2-a \ |march=armv8.2-a+fp16 \ - |march=armv8-m.base \ + |march=armv8-m.base|mcpu=cortex-m23 \ |march=armv8-m.main \ |march=armv8-m.main+dsp \ :%{!r:--be8}}}" diff --git a/gcc/doc/invoke.texi b/gcc/doc/invoke.texi index 5ccd4244ef396696f1a7ca962a7a7fe9973fcf6e..42f0307b36e4fe75c946a64bf6258a1ba1bd7b3d 100644 --- a/gcc/doc/invoke.texi +++ b/gcc/doc/invoke.texi @@ -14853,6 +14853,7 @@ Permissible names are: @samp{arm2}, @samp{arm250}, @samp{cortex-a32}, @samp{cortex-a35}, @samp{cortex-a53}, @samp{cortex-a57}, @samp{cortex-a72}, @samp{cortex-a73}, @samp{cortex-r4}, @samp{cortex-r4f}, @samp{cortex-r5}, @samp{cortex-r7}, @samp{cortex-r8}, +@samp{cortex-m23}, @samp{cortex-m7}, @samp{cortex-m4}, @samp{cortex-m3}, --------------44B8A1D39632B22FA4DBE9F3--