From patchwork Tue Oct 25 19:02:58 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Laurent Vivier X-Patchwork-Id: 9395255 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 719BA60234 for ; Tue, 25 Oct 2016 19:20:41 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 9280229734 for ; Tue, 25 Oct 2016 19:13:57 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 82EB029733; Tue, 25 Oct 2016 19:13:57 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.9 required=2.0 tests=BAYES_00,RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 1927629733 for ; Tue, 25 Oct 2016 19:13:56 +0000 (UTC) Received: from localhost ([::1]:57661 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bz7AZ-0005O2-7n for patchwork-qemu-devel@patchwork.kernel.org; Tue, 25 Oct 2016 15:13:55 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:46440) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bz70c-0005qW-Eu for qemu-devel@nongnu.org; Tue, 25 Oct 2016 15:03:39 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1bz70Z-0007lw-B4 for qemu-devel@nongnu.org; Tue, 25 Oct 2016 15:03:38 -0400 Received: from mout.kundenserver.de ([217.72.192.75]:49531) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1bz70Z-0007le-2I for qemu-devel@nongnu.org; Tue, 25 Oct 2016 15:03:35 -0400 Received: from Quad.localdomain ([78.238.229.36]) by mrelayeu.kundenserver.de (mreue101) with ESMTPSA (Nemesis) id 0MWiwF-1cQvmH1KXr-00XsN2; Tue, 25 Oct 2016 21:03:26 +0200 From: Laurent Vivier To: qemu-devel@nongnu.org Date: Tue, 25 Oct 2016 21:02:58 +0200 Message-Id: <1477422199-11208-3-git-send-email-laurent@vivier.eu> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1477422199-11208-1-git-send-email-laurent@vivier.eu> References: <1477422199-11208-1-git-send-email-laurent@vivier.eu> X-Provags-ID: V03:K0:ilhKbp4b0amO2DZhhFyk7Wunq/pZZBi2F0M4bdgDBfvnxXQ1uj6 amDd5BBG7tMcygHaZiQGN2Ol2O1bk1NllixRIgG73h/LKa2avxhHi+/fr2HUZFypGDWMnKi Y/ZVZOVhM799alIb/CKlWtYvdfj3IvIEKwhvI5rl9jjHDtDXxmxcdBidw1sxMfLOBzJylk9 u6WmCovt6x+Xxo4WtL1/Q== X-UI-Out-Filterresults: notjunk:1; V01:K0:5ovXPj8yIUY=:eeMMZVdNnIJ/RH9Y0XCKyz +N8VPS7J6FYd5DuDLIp09cBwFX+r6H4KsvATavDa3m2JUozzV1WHviuxiOfgtxC7fW4S2iMON MG0r1ynk92Hq7oPiAyTOm+U0OLTWuJN0jVyHxb7Zt3SDI/bR8rTwg8QSRIMOGRvfK3wwDSnqw 6lSpyRv937EErqtyI6+3+5WtNUfpP+AHWyJ/JPPrFA7fDUNfTvyxM34H4A9vm1UZuUJ3bHxAo 2RP2AC2S466fZ8PfCqYv6N9++kIgOzg7BHZcGHiktE4BduAeKDbravUmcU9jpz1XoOY2iwInl VA2oEh5BlNRhDs8qFI9VN0dg02nTnFjex1VgR9yH+0mbbBa/UbdNHZqSaQ5AN09NtSOZMzkZk NUfZENVE4FfAqqjfafbyq1lE7gtfJsJn/di3hgyq7mrrvCnyv+HLoDg7Pf0x3GWDj09QIk6Qf WzWlRV3gsC2UOTDHq9NCB2rH3mZ7lwWanoyZdRBrRzsye4/oFrPACxFnAZrdzqbr0vvVkoFAF laWiEbv8/96f7CPMXPRjS6dJJMqi8QH/XcbqG/meUM553ko124z8/wfB9lbmVjtfTrXDrPE78 ZmUx8mwqn0HPzWvw0gI00aArCTKJAkogIk1ydkcGnfzoN238AwHVTLN5fETTXfAg+V1XrxX8E /MligrVhimLsB0/bnlQySzrQ+j7poXM4y5QwHM/nXvWLMHhTTteN4ywvP+bJNPGz7FnA= X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 217.72.192.75 Subject: [Qemu-devel] [PULL 02/23] target-m68k: Build the opcode table only once to avoid multithreading issues X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: gerg@uclinux.org, Laurent Vivier , agraf@suse.de, schwab@linux-m68k.org, John Paul Adrian Glaubitz , Richard Henderson Errors-To: qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Sender: "Qemu-devel" X-Virus-Scanned: ClamAV using ClamSMTP From: John Paul Adrian Glaubitz Signed-off-by: John Paul Adrian Glaubitz Signed-off-by: Laurent Vivier Reviewed-by: Richard Henderson --- target-m68k/translate.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/target-m68k/translate.c b/target-m68k/translate.c index deb5a58..eecb32b 100644 --- a/target-m68k/translate.c +++ b/target-m68k/translate.c @@ -2841,6 +2841,11 @@ register_opcode (disas_proc proc, uint16_t opcode, uint16_t mask) Later insn override earlier ones. */ void register_m68k_insns (CPUM68KState *env) { + /* Build the opcode table only once to avoid + multithreading issues. */ + if (opcode_table[0] != NULL) { + return; + } #define INSN(name, opcode, mask, feature) do { \ if (m68k_feature(env, M68K_FEATURE_##feature)) \ register_opcode(disas_##name, 0x##opcode, 0x##mask); \