From patchwork Tue Jul 25 13:45:11 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Michael Tokarev X-Patchwork-Id: 1812570 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@legolas.ozlabs.org Authentication-Results: legolas.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=nongnu.org (client-ip=209.51.188.17; helo=lists.gnu.org; envelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org; receiver=) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-ECDSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by legolas.ozlabs.org (Postfix) with ESMTPS id 4R9JP60F1Pz1yXx for ; Tue, 25 Jul 2023 23:52:10 +1000 (AEST) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1qOINq-0008TW-W4; Tue, 25 Jul 2023 09:47:27 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1qOINq-0008SE-0f; Tue, 25 Jul 2023 09:47:26 -0400 Received: from isrv.corpit.ru ([86.62.121.231]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1qOINo-0001iA-Ep; Tue, 25 Jul 2023 09:47:25 -0400 Received: from tsrv.corpit.ru (tsrv.tls.msk.ru [192.168.177.2]) by isrv.corpit.ru (Postfix) with ESMTP id BD11316104; Tue, 25 Jul 2023 16:45:37 +0300 (MSK) Received: from tls.msk.ru (mjt.wg.tls.msk.ru [192.168.177.130]) by tsrv.corpit.ru (Postfix) with SMTP id 7ADF0194C5; Tue, 25 Jul 2023 16:45:35 +0300 (MSK) Received: (nullmailer pid 3370861 invoked by uid 1000); Tue, 25 Jul 2023 13:45:29 -0000 From: Michael Tokarev To: qemu-devel@nongnu.org Cc: qemu-stable@nongnu.org, Ilya Leoshkevich , Richard Henderson , David Hildenbrand , Thomas Huth , Michael Tokarev Subject: [Stable-8.0.4 26/31] target/s390x: Make CKSM raise an exception if R2 is odd Date: Tue, 25 Jul 2023 16:45:11 +0300 Message-Id: <20230725134517.3370706-26-mjt@tls.msk.ru> X-Mailer: git-send-email 2.39.2 In-Reply-To: References: MIME-Version: 1.0 Received-SPF: pass client-ip=86.62.121.231; envelope-from=mjt@tls.msk.ru; helo=isrv.corpit.ru X-Spam_score_int: -68 X-Spam_score: -6.9 X-Spam_bar: ------ X-Spam_report: (-6.9 / 5.0 requ) BAYES_00=-1.9, RCVD_IN_DNSWL_HI=-5, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org From: Ilya Leoshkevich R2 designates an even-odd register pair; the instruction should raise a specification exception when R2 is not even. Cc: qemu-stable@nongnu.org Fixes: e023e832d0ac ("s390x: translate engine for s390x CPU") Signed-off-by: Ilya Leoshkevich Message-Id: <20230724082032.66864-2-iii@linux.ibm.com> Reviewed-by: Richard Henderson Reviewed-by: David Hildenbrand Signed-off-by: Thomas Huth (cherry picked from commit 761b0aa9381e2f755b9b594f7f3033d564561751) Signed-off-by: Michael Tokarev diff --git a/target/s390x/tcg/insn-data.h.inc b/target/s390x/tcg/insn-data.h.inc index 295eb07173..4f795c07f7 100644 --- a/target/s390x/tcg/insn-data.h.inc +++ b/target/s390x/tcg/insn-data.h.inc @@ -157,7 +157,7 @@ C(0xb2fa, NIAI, E, EH, 0, 0, 0, 0, 0, 0) /* CHECKSUM */ - C(0xb241, CKSM, RRE, Z, r1_o, ra2, new, r1_32, cksm, 0) + C(0xb241, CKSM, RRE, Z, r1_o, ra2_E, new, r1_32, cksm, 0) /* COPY SIGN */ F(0xb372, CPSDR, RRF_b, FPSSH, f3, f2, new, f1, cps, 0, IF_AFP1 | IF_AFP2 | IF_AFP3) diff --git a/target/s390x/tcg/translate.c b/target/s390x/tcg/translate.c index c7498ff3f2..f005539861 100644 --- a/target/s390x/tcg/translate.c +++ b/target/s390x/tcg/translate.c @@ -5800,6 +5800,12 @@ static void in2_ra2(DisasContext *s, DisasOps *o) } #define SPEC_in2_ra2 0 +static void in2_ra2_E(DisasContext *s, DisasOps *o) +{ + return in2_ra2(s, o); +} +#define SPEC_in2_ra2_E SPEC_r2_even + static void in2_a2(DisasContext *s, DisasOps *o) { int x2 = have_field(s, x2) ? get_field(s, x2) : 0;