From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-13.5 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,UPPERCASE_50_75 autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id C682FC07E96 for ; Tue, 6 Jul 2021 08:19:23 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 281B761996 for ; Tue, 6 Jul 2021 08:19:23 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 281B761996 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=redhat.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:57054 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1m0gIc-0005px-22 for qemu-devel@archiver.kernel.org; Tue, 06 Jul 2021 04:19:22 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:50260) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1m0gHp-0004yv-KO for qemu-devel@nongnu.org; Tue, 06 Jul 2021 04:18:33 -0400 Received: from us-smtp-delivery-124.mimecast.com ([216.205.24.124]:45296) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1m0gHn-0003aV-Mu for qemu-devel@nongnu.org; Tue, 06 Jul 2021 04:18:33 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1625559509; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding; bh=/EJ4H8S9Tpye9ssLtSZJ9BxcV+Yo1xIbTT2RiIVlJxs=; b=DOmvJw8TRRZK4k3LBTC4r1MLySJ2dEEUXjtV3AzatVIBL7NIAPj1Mxjjdn9mtmSKZ99SGu Iv9rhbYtT6FJMbOKNT/dlb9ItXY9b7kn4HUgZpa1ZMCBI/RmNogib4oExuDnVp4N2ODwHG Pg4P/uoz8pQw3iJzwuytWyM9CsPS64E= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-243-ylo18xB4O7aTwJiA8Pkkmw-1; Tue, 06 Jul 2021 04:18:28 -0400 X-MC-Unique: ylo18xB4O7aTwJiA8Pkkmw-1 Received: from smtp.corp.redhat.com (int-mx03.intmail.prod.int.phx2.redhat.com [10.5.11.13]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 34246C740B; Tue, 6 Jul 2021 08:18:27 +0000 (UTC) Received: from thuth.com (ovpn-113-37.ams2.redhat.com [10.36.113.37]) by smtp.corp.redhat.com (Postfix) with ESMTP id 0E41C60864; Tue, 6 Jul 2021 08:18:24 +0000 (UTC) From: Thomas Huth To: qemu-devel@nongnu.org, Max Filippov Subject: [PATCH] target/xtensa/xtensa-semi: Fix compilation problem on Haiku Date: Tue, 6 Jul 2021 10:18:22 +0200 Message-Id: <20210706081822.1316551-1-thuth@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.13 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=thuth@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Transfer-Encoding: 8bit Content-Type: text/plain; charset="US-ASCII" Received-SPF: pass client-ip=216.205.24.124; envelope-from=thuth@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -41 X-Spam_score: -4.2 X-Spam_bar: ---- X-Spam_report: (-4.2 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-1.442, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H4=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, UPPERCASE_50_75=0.008 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: qemu-trivial@nongnu.org, Richard Zak , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" The errno numbers are very large on Haiku, so the linking currently fails there with a "final link failed: memory exhausted" error message. We should not use the errno number as array indexes here, thus convert the code to a switch-case statement instead. A clever compiler should be able to optimize this code in a similar way anway. Reported-by: Richard Zak Signed-off-by: Thomas Huth --- target/xtensa/xtensa-semi.c | 84 +++++++++++++++++-------------------- 1 file changed, 39 insertions(+), 45 deletions(-) diff --git a/target/xtensa/xtensa-semi.c b/target/xtensa/xtensa-semi.c index 79f2b043f2..fa21b7e11f 100644 --- a/target/xtensa/xtensa-semi.c +++ b/target/xtensa/xtensa-semi.c @@ -95,59 +95,53 @@ enum { static uint32_t errno_h2g(int host_errno) { - static const uint32_t guest_errno[] = { - [EPERM] = TARGET_EPERM, - [ENOENT] = TARGET_ENOENT, - [ESRCH] = TARGET_ESRCH, - [EINTR] = TARGET_EINTR, - [EIO] = TARGET_EIO, - [ENXIO] = TARGET_ENXIO, - [E2BIG] = TARGET_E2BIG, - [ENOEXEC] = TARGET_ENOEXEC, - [EBADF] = TARGET_EBADF, - [ECHILD] = TARGET_ECHILD, - [EAGAIN] = TARGET_EAGAIN, - [ENOMEM] = TARGET_ENOMEM, - [EACCES] = TARGET_EACCES, - [EFAULT] = TARGET_EFAULT, + switch (host_errno) { + case 0: return 0; + case EPERM: return TARGET_EPERM; + case ENOENT: return TARGET_ENOENT; + case ESRCH: return TARGET_ESRCH; + case EINTR: return TARGET_EINTR; + case EIO: return TARGET_EIO; + case ENXIO: return TARGET_ENXIO; + case E2BIG: return TARGET_E2BIG; + case ENOEXEC: return TARGET_ENOEXEC; + case EBADF: return TARGET_EBADF; + case ECHILD: return TARGET_ECHILD; + case EAGAIN: return TARGET_EAGAIN; + case ENOMEM: return TARGET_ENOMEM; + case EACCES: return TARGET_EACCES; + case EFAULT: return TARGET_EFAULT; #ifdef ENOTBLK - [ENOTBLK] = TARGET_ENOTBLK, + case ENOTBLK: return TARGET_ENOTBLK; #endif - [EBUSY] = TARGET_EBUSY, - [EEXIST] = TARGET_EEXIST, - [EXDEV] = TARGET_EXDEV, - [ENODEV] = TARGET_ENODEV, - [ENOTDIR] = TARGET_ENOTDIR, - [EISDIR] = TARGET_EISDIR, - [EINVAL] = TARGET_EINVAL, - [ENFILE] = TARGET_ENFILE, - [EMFILE] = TARGET_EMFILE, - [ENOTTY] = TARGET_ENOTTY, + case EBUSY: return TARGET_EBUSY; + case EEXIST: return TARGET_EEXIST; + case EXDEV: return TARGET_EXDEV; + case ENODEV: return TARGET_ENODEV; + case ENOTDIR: return TARGET_ENOTDIR; + case EISDIR: return TARGET_EISDIR; + case EINVAL: return TARGET_EINVAL; + case ENFILE: return TARGET_ENFILE; + case EMFILE: return TARGET_EMFILE; + case ENOTTY: return TARGET_ENOTTY; #ifdef ETXTBSY - [ETXTBSY] = TARGET_ETXTBSY, + case ETXTBSY: return TARGET_ETXTBSY; #endif - [EFBIG] = TARGET_EFBIG, - [ENOSPC] = TARGET_ENOSPC, - [ESPIPE] = TARGET_ESPIPE, - [EROFS] = TARGET_EROFS, - [EMLINK] = TARGET_EMLINK, - [EPIPE] = TARGET_EPIPE, - [EDOM] = TARGET_EDOM, - [ERANGE] = TARGET_ERANGE, - [ENOSYS] = TARGET_ENOSYS, + case EFBIG: return TARGET_EFBIG; + case ENOSPC: return TARGET_ENOSPC; + case ESPIPE: return TARGET_ESPIPE; + case EROFS: return TARGET_EROFS; + case EMLINK: return TARGET_EMLINK; + case EPIPE: return TARGET_EPIPE; + case EDOM: return TARGET_EDOM; + case ERANGE: return TARGET_ERANGE; + case ENOSYS: return TARGET_ENOSYS; #ifdef ELOOP - [ELOOP] = TARGET_ELOOP, + case ELOOP: return TARGET_ELOOP; #endif }; - if (host_errno == 0) { - return 0; - } else if (host_errno > 0 && host_errno < ARRAY_SIZE(guest_errno) && - guest_errno[host_errno]) { - return guest_errno[host_errno]; - } else { - return TARGET_EINVAL; - } + return TARGET_EINVAL; } typedef struct XtensaSimConsole { -- 2.27.0