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GET /api/patches/813898/?format=api
{ "id": 813898, "url": "http://patchwork.ozlabs.org/api/patches/813898/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20170914163505.20558-2-laurent@vivier.eu/", "project": { "id": 14, "url": "http://patchwork.ozlabs.org/api/projects/14/?format=api", "name": "QEMU Development", "link_name": "qemu-devel", "list_id": "qemu-devel.nongnu.org", "list_email": "qemu-devel@nongnu.org", "web_url": "", "scm_url": "", "webscm_url": "", "list_archive_url": "", "list_archive_url_format": "", "commit_url_format": "" }, "msgid": "<20170914163505.20558-2-laurent@vivier.eu>", "list_archive_url": null, "date": "2017-09-14T16:35:05", "name": "[v4,1/1] target/m68k, linux-user: manage FP registers in ucontext", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "88083583e78227f6e3c69f9f5953c1d7ea6ecad2", "submitter": { "id": 2628, "url": "http://patchwork.ozlabs.org/api/people/2628/?format=api", "name": "Laurent Vivier", "email": "laurent@vivier.eu" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20170914163505.20558-2-laurent@vivier.eu/mbox/", "series": [ { "id": 3136, "url": "http://patchwork.ozlabs.org/api/series/3136/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/list/?series=3136", "date": "2017-09-14T16:35:05", "name": "[v4,1/1] target/m68k, linux-user: manage FP registers in ucontext", "version": 4, "mbox": "http://patchwork.ozlabs.org/series/3136/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/813898/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/813898/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org>", "X-Original-To": "incoming@patchwork.ozlabs.org", "Delivered-To": "patchwork-incoming@bilbo.ozlabs.org", "Authentication-Results": "ozlabs.org;\n\tspf=pass (mailfrom) smtp.mailfrom=nongnu.org\n\t(client-ip=2001:4830:134:3::11; helo=lists.gnu.org;\n\tenvelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org;\n\treceiver=<UNKNOWN>)", "Received": [ "from lists.gnu.org (lists.gnu.org [IPv6:2001:4830:134:3::11])\n\t(using TLSv1 with cipher AES256-SHA (256/256 bits))\n\t(No client certificate requested)\n\tby ozlabs.org (Postfix) with ESMTPS id 3xtPKq5Sftz9sP1\n\tfor <incoming@patchwork.ozlabs.org>;\n\tFri, 15 Sep 2017 02:35:59 +1000 (AEST)", "from localhost ([::1]:48882 helo=lists.gnu.org)\n\tby lists.gnu.org with esmtp (Exim 4.71) (envelope-from\n\t<qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org>)\n\tid 1dsX7N-000136-S0\n\tfor incoming@patchwork.ozlabs.org; Thu, 14 Sep 2017 12:35:57 -0400", "from eggs.gnu.org ([2001:4830:134:3::10]:56549)\n\tby lists.gnu.org with esmtp (Exim 4.71)\n\t(envelope-from <laurent@vivier.eu>) id 1dsX6s-00011M-N7\n\tfor qemu-devel@nongnu.org; Thu, 14 Sep 2017 12:35:27 -0400", "from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71)\n\t(envelope-from <laurent@vivier.eu>) id 1dsX6o-0003KI-5I\n\tfor qemu-devel@nongnu.org; Thu, 14 Sep 2017 12:35:26 -0400", "from mout.kundenserver.de ([212.227.126.187]:63095)\n\tby eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_128_CBC_SHA1:16)\n\t(Exim 4.71) (envelope-from <laurent@vivier.eu>) id 1dsX6n-0003JW-Ps\n\tfor qemu-devel@nongnu.org; Thu, 14 Sep 2017 12:35:22 -0400", "from localhost.localdomain ([78.238.229.36]) by\n\tmrelayeu.kundenserver.de (mreue002 [212.227.15.167]) with ESMTPSA\n\t(Nemesis)\n\tid 0MDpnS-1ddeS30Zyg-00H63B; Thu, 14 Sep 2017 18:35:09 +0200" ], "From": "Laurent Vivier <laurent@vivier.eu>", "To": "qemu-devel@nongnu.org", "Date": "Thu, 14 Sep 2017 18:35:05 +0200", "Message-Id": "<20170914163505.20558-2-laurent@vivier.eu>", "X-Mailer": "git-send-email 2.13.5", "In-Reply-To": "<20170914163505.20558-1-laurent@vivier.eu>", "References": "<20170914163505.20558-1-laurent@vivier.eu>", "X-Provags-ID": "V03:K0:PzyGmqUpIxikNM9g/KdYEz68Hq6ShY7ji0CrsFHugWtc/Y/ML6u\n\t3rHpjmGOZjJFE8y/D/uW9OsIPgmNFUSb49OdkKxEm47JD8AvYyXS6At50rFCLL6BDM8Fh4M\n\tnKBIVqcaHOWElYWwzs5bie1D1vDB7oDPrvQjHEGQQ38nxOvuIsALapxap00t3N0VqG7Qsq1\n\tzCFxVvq+DwGNAO6xrQScw==", "X-UI-Out-Filterresults": "notjunk:1; V01:K0:JXCnIZuhv4o=:+H1Yveov4fa0TInWS9FZ6n\n\tkzbDNK20eUSBrTu0e2GUk0bnvVUpsUTM9eDXx4phhm2MHy2CP+asRArxaNOKx/SuNjU8W5fZb\n\tOKEh3Uo3+bldJ1ThDGN2CaThA/AFs1UsGsWjB9jWtHpChQYCXl5PY2VOispPhkRUpEGWLsmDR\n\tEH8siKQQMAyot12TbeHvOJBycq+sDjQbZSN+g0TzLGUJP1aeBamx4qXFqvMkmK9IMQYcEo/+j\n\txc2Jlh7yoGIjhweVaZhTItJfEpt81M7qdfZqmgCrjSVuZrdNGF8vSrKHR9rjWF/r8f+Tyw18H\n\thS9T044+VCZNjT9ycGyCddqKtREzl7x2cXxhg8F6ozpu43Aa67a64KKHGhAlPDaNBYEvMvg9y\n\tP/tRjZgGHL+xiE+8Aj39q4PMQdV6JdbnuMyPoD4B3IgHTHYamHQlehkF9pDP4Bg7q4/yYUo4G\n\tTnN8JR0Xoj9LShdkAeLY2/a9pRYnl8NmJK8ma11idLJ0Pm9kmYNe+a/v+7tfueLdMZ2NsqNQK\n\tOnMx1PctY/MUsd5ctzbCoEqk8xou6NvZ9NObfIF+JbCn2ihH/HufIsJlBl3wgHn//qj3T47Qc\n\t+yrry5Y9dcA9mrpwqPYX/QuHrlSaJEAgtL6iG/bWo4C208C6XilBUeQFdPfEduQHwRxthYu3p\n\tUAxRQ2CI0l7O7Qt7sGYNOowDKEW5QKiA9b2F5dq0tAB0DaUSH1b7rfCgvwDJjHT4TswEe5ZKV\n\tj5ghfW8lryr0WiSRg5Kp3n0YCBMz1ND6vKOmCQ==", "X-detected-operating-system": "by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic]\n\t[fuzzy]", "X-Received-From": "212.227.126.187", "Subject": "[Qemu-devel] [PATCH v4 1/1] target/m68k,\n\tlinux-user: manage FP registers in ucontext", "X-BeenThere": "qemu-devel@nongnu.org", "X-Mailman-Version": "2.1.21", "Precedence": "list", "List-Id": "<qemu-devel.nongnu.org>", "List-Unsubscribe": "<https://lists.nongnu.org/mailman/options/qemu-devel>,\n\t<mailto:qemu-devel-request@nongnu.org?subject=unsubscribe>", "List-Archive": "<http://lists.nongnu.org/archive/html/qemu-devel/>", "List-Post": "<mailto:qemu-devel@nongnu.org>", "List-Help": "<mailto:qemu-devel-request@nongnu.org?subject=help>", "List-Subscribe": "<https://lists.nongnu.org/mailman/listinfo/qemu-devel>,\n\t<mailto:qemu-devel-request@nongnu.org?subject=subscribe>", "Cc": "Riku Voipio <riku.voipio@iki.fi>, Laurent Vivier <laurent@vivier.eu>,\n\tRichard Henderson <rth@twiddle.net>", "Errors-To": "qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org", "Sender": "\"Qemu-devel\"\n\t<qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org>" }, "content": "Signed-off-by: Laurent Vivier <laurent@vivier.eu>\nReviewed-by: Richard Henderson <rth@twiddle.net>\n---\n linux-user/signal.c | 43 +++++++++++++++++++++++++++++++++++++++++++\n 1 file changed, 43 insertions(+)", "diff": "diff --git a/linux-user/signal.c b/linux-user/signal.c\nindex cc0c3fcee9..7a238aaea1 100644\n--- a/linux-user/signal.c\n+++ b/linux-user/signal.c\n@@ -5704,6 +5704,24 @@ give_sigsegv:\n force_sigsegv(sig);\n }\n \n+static inline void target_rt_save_fpu_state(struct target_ucontext *uc,\n+ CPUM68KState *env)\n+{\n+ int i;\n+ target_fpregset_t *fpregs = &uc->tuc_mcontext.fpregs;\n+\n+ __put_user(env->fpcr, &fpregs->f_fpcntl[0]);\n+ __put_user(env->fpsr, &fpregs->f_fpcntl[1]);\n+ /* fpiar is not emulated */\n+\n+ for (i = 0; i < 8; i++) {\n+ uint32_t high = env->fregs[i].d.high << 16;\n+ __put_user(high, &fpregs->f_fpregs[i * 3]);\n+ __put_user(env->fregs[i].d.low,\n+ (uint64_t *)&fpregs->f_fpregs[i * 3 + 1]);\n+ }\n+}\n+\n static inline int target_rt_setup_ucontext(struct target_ucontext *uc,\n CPUM68KState *env)\n {\n@@ -5730,9 +5748,32 @@ static inline int target_rt_setup_ucontext(struct target_ucontext *uc,\n __put_user(env->pc, &gregs[16]);\n __put_user(sr, &gregs[17]);\n \n+ target_rt_save_fpu_state(uc, env);\n+\n return 0;\n }\n \n+static inline void target_rt_restore_fpu_state(CPUM68KState *env,\n+ struct target_ucontext *uc)\n+{\n+ int i;\n+ target_fpregset_t *fpregs = &uc->tuc_mcontext.fpregs;\n+ uint32_t fpcr;\n+\n+ __get_user(fpcr, &fpregs->f_fpcntl[0]);\n+ cpu_m68k_set_fpcr(env, fpcr);\n+ __get_user(env->fpsr, &fpregs->f_fpcntl[1]);\n+ /* fpiar is not emulated */\n+\n+ for (i = 0; i < 8; i++) {\n+ uint32_t high;\n+ __get_user(high, &fpregs->f_fpregs[i * 3]);\n+ env->fregs[i].d.high = high >> 16;\n+ __get_user(env->fregs[i].d.low,\n+ (uint64_t *)&fpregs->f_fpregs[i * 3 + 1]);\n+ }\n+}\n+\n static inline int target_rt_restore_ucontext(CPUM68KState *env,\n struct target_ucontext *uc)\n {\n@@ -5764,6 +5805,8 @@ static inline int target_rt_restore_ucontext(CPUM68KState *env,\n __get_user(temp, &gregs[17]);\n cpu_m68k_set_ccr(env, temp);\n \n+ target_rt_restore_fpu_state(env, uc);\n+\n return 0;\n \n badframe:\n", "prefixes": [ "v4", "1/1" ] }