{"id":2219004,"url":"http://patchwork.ozlabs.org/api/patches/2219004/?format=json","web_url":"http://patchwork.ozlabs.org/project/qemu-devel/patch/20260402095132.29245-7-thuth@redhat.com/","project":{"id":14,"url":"http://patchwork.ozlabs.org/api/projects/14/?format=json","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":"<20260402095132.29245-7-thuth@redhat.com>","list_archive_url":null,"date":"2026-04-02T09:51:28","name":"[06/10] target/i386: Select a 32-bit/64-bit default CPU during runtime","commit_ref":null,"pull_url":null,"state":"new","archived":false,"hash":"1f8d2dd86d1ce0b2d4ae47db43a770700a5da305","submitter":{"id":66152,"url":"http://patchwork.ozlabs.org/api/people/66152/?format=json","name":"Thomas Huth","email":"thuth@redhat.com"},"delegate":null,"mbox":"http://patchwork.ozlabs.org/project/qemu-devel/patch/20260402095132.29245-7-thuth@redhat.com/mbox/","series":[{"id":498459,"url":"http://patchwork.ozlabs.org/api/series/498459/?format=json","web_url":"http://patchwork.ozlabs.org/project/qemu-devel/list/?series=498459","date":"2026-04-02T09:51:22","name":"Deprecate the qemu-system-i386 binary","version":1,"mbox":"http://patchwork.ozlabs.org/series/498459/mbox/"}],"comments":"http://patchwork.ozlabs.org/api/patches/2219004/comments/","check":"pending","checks":"http://patchwork.ozlabs.org/api/patches/2219004/checks/","tags":{},"related":[],"headers":{"Return-Path":"","X-Original-To":"incoming@patchwork.ozlabs.org","Delivered-To":"patchwork-incoming@legolas.ozlabs.org","Authentication-Results":["legolas.ozlabs.org;\n\tdkim=pass (1024-bit key;\n unprotected) header.d=redhat.com header.i=@redhat.com header.a=rsa-sha256\n header.s=mimecast20190719 header.b=YCURX5fh;\n\tdkim-atps=neutral","legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=nongnu.org\n (client-ip=209.51.188.17; helo=lists.gnu.org;\n envelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org;\n receiver=patchwork.ozlabs.org)"],"Received":["from lists.gnu.org (lists.gnu.org [209.51.188.17])\n\t(using TLSv1.2 with cipher ECDHE-ECDSA-AES256-GCM-SHA384 (256/256 bits))\n\t(No client certificate requested)\n\tby legolas.ozlabs.org (Postfix) with ESMTPS id 4fmcc12RGJz1yGH\n\tfor ; Thu, 02 Apr 2026 20:53:05 +1100 (AEDT)","from localhost ([::1] helo=lists1p.gnu.org)\n\tby lists.gnu.org with esmtp (Exim 4.90_1)\n\t(envelope-from )\n\tid 1w8Eif-00071B-4w; Thu, 02 Apr 2026 05:52:09 -0400","from eggs.gnu.org ([2001:470:142:3::10])\n by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256)\n (Exim 4.90_1) (envelope-from ) id 1w8Eid-0006yq-IB\n for qemu-devel@nongnu.org; Thu, 02 Apr 2026 05:52:07 -0400","from us-smtp-delivery-124.mimecast.com ([170.10.133.124])\n by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256)\n (Exim 4.90_1) (envelope-from ) id 1w8Eic-0008S0-6C\n for qemu-devel@nongnu.org; Thu, 02 Apr 2026 05:52:07 -0400","from mx-prod-mc-03.mail-002.prod.us-west-2.aws.redhat.com\n (ec2-54-186-198-63.us-west-2.compute.amazonaws.com [54.186.198.63]) by\n relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3,\n cipher=TLS_AES_256_GCM_SHA384) id us-mta-570-8sF4b54nNTqA0AxrS3CC9A-1; Thu,\n 02 Apr 2026 05:52:04 -0400","from mx-prod-int-05.mail-002.prod.us-west-2.aws.redhat.com\n (mx-prod-int-05.mail-002.prod.us-west-2.aws.redhat.com [10.30.177.17])\n (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)\n key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest\n SHA256)\n (No client certificate requested)\n by mx-prod-mc-03.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS\n id 21B8C195606B; Thu, 2 Apr 2026 09:52:03 +0000 (UTC)","from thuth-p1g4.redhat.com (unknown [10.44.34.44])\n by mx-prod-int-05.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTP\n id 5A1BA196B088; Thu, 2 Apr 2026 09:52:00 +0000 (UTC)"],"DKIM-Signature":"v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com;\n s=mimecast20190719; t=1775123525;\n h=from:from:reply-to:subject:subject:date:date:message-id:message-id:\n to:to:cc:cc:mime-version:mime-version:\n content-transfer-encoding:content-transfer-encoding:\n in-reply-to:in-reply-to:references:references;\n bh=dt8BivEK1e7GnYfJ7w9mJBRBOXLtkOE3S+CxgwChgzo=;\n b=YCURX5fhXJQcgiJL8rvNGMp0vtl9VX08+m1B+mEc//Vyxdg3h0x8rD0L2+Ssjx88Uvey5A\n tRNngCJSeYyX7kwcSOyHLicISuRC+g2R7iUjtMON3dMNLeXaxwtWk6aSiFJAJdSjyzArrq\n P32Mw6jmfTYydOURc5HfdBxXbUutA8Q=","X-MC-Unique":"8sF4b54nNTqA0AxrS3CC9A-1","X-Mimecast-MFC-AGG-ID":"8sF4b54nNTqA0AxrS3CC9A_1775123523","From":"Thomas Huth ","To":"Paolo Bonzini ,\n\tqemu-devel@nongnu.org","Cc":"Pierrick Bouvier ,\n \"Michael S. Tsirkin\" ,\n Richard Henderson , =?utf-8?q?Philippe_Mathie?=\n\t=?utf-8?q?u-Daud=C3=A9?= , Zhao Liu ,\n Thomas Huth ","Subject":"[PATCH 06/10] target/i386: Select a 32-bit/64-bit default CPU during\n runtime","Date":"Thu, 2 Apr 2026 11:51:28 +0200","Message-ID":"<20260402095132.29245-7-thuth@redhat.com>","In-Reply-To":"<20260402095132.29245-1-thuth@redhat.com>","References":"<20260402095132.29245-1-thuth@redhat.com>","MIME-Version":"1.0","Content-Transfer-Encoding":"8bit","X-Scanned-By":"MIMEDefang 3.0 on 10.30.177.17","Received-SPF":"pass client-ip=170.10.133.124; envelope-from=thuth@redhat.com;\n helo=us-smtp-delivery-124.mimecast.com","X-Spam_score_int":"27","X-Spam_score":"2.7","X-Spam_bar":"++","X-Spam_report":"(2.7 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.54,\n DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1,\n RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H2=-0.01, RCVD_IN_SBL_CSS=3.335,\n RCVD_IN_VALIDITY_CERTIFIED_BLOCKED=1, RCVD_IN_VALIDITY_RPBL_BLOCKED=1,\n SPF_HELO_PASS=-0.001, SPF_PASS=-0.001 autolearn=no autolearn_force=no","X-Spam_action":"no action","X-BeenThere":"qemu-devel@nongnu.org","X-Mailman-Version":"2.1.29","Precedence":"list","List-Id":"qemu development ","List-Unsubscribe":",\n ","List-Archive":"","List-Post":"","List-Help":"","List-Subscribe":",\n ","Errors-To":"qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org","Sender":"qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org"},"content":"From: Thomas Huth \n\nFor supporting both, the i386 and the x86_64 target in one binary,\nTARGET_DEFAULT_CPU_TYPE needs to be adjusted during runtime.\n\nSigned-off-by: Thomas Huth \n---\n target/i386/cpu.h | 4 +++-\n 1 file changed, 3 insertions(+), 1 deletion(-)","diff":"diff --git a/target/i386/cpu.h b/target/i386/cpu.h\nindex 9cb357aa797..9d71d1dcca7 100644\n--- a/target/i386/cpu.h\n+++ b/target/i386/cpu.h\n@@ -2777,7 +2777,9 @@ uint64_t cpu_get_tsc(CPUX86State *env);\n #define CPU_RESOLVING_TYPE TYPE_X86_CPU\n \n #ifdef TARGET_X86_64\n-#define TARGET_DEFAULT_CPU_TYPE X86_CPU_TYPE_NAME(\"qemu64\")\n+#define TARGET_DEFAULT_CPU_TYPE \\\n+ (target_i386() ? X86_CPU_TYPE_NAME(\"qemu32\") \\\n+ : X86_CPU_TYPE_NAME(\"qemu64\"))\n #else\n #define TARGET_DEFAULT_CPU_TYPE X86_CPU_TYPE_NAME(\"qemu32\")\n #endif\n","prefixes":["06/10"]}