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[174.21.142.130]) by smtp.gmail.com with ESMTPSA id g24-20020a17090a579800b001c60f919656sm113847pji.18.2022.03.14.10.36.08 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 14 Mar 2022 10:36:09 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=z0nTGi36Q6kY2XhTWFaFoUNK+G34o+/T62xUlFxQppc=; b=mizFYJYRu4FqZDWn4Jp8K3wERLj7Tb1j2dPNyvkLWA7SPCvg5k03n/zMb0HOypKFiY 7tf5pQbVwwEk/i7mzoHtgSWjs1UX5VcmJwXhbEZwnNx04OlLCukdbcu03C+0eVH4CDkO mlMkmLo+TtNj4GMIz6wwLbWZ4hEZ+shhvOzpDsYY2rND3WO9+Dx4pfSvgvQq2VP3vsk6 WXabwVdpZwfGaxceq6/VVs6GLPfP7qnOUmPYRZursQv0Ae1ORckoYt0Uq+g6JmslZDwu 7N9OJyKQoYBJ3dS/0f3pNZY/4GPaB+jNl0vOYekTok8wG6Xi5meuKWCVpr/uRCF1Gnb7 sL+A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=z0nTGi36Q6kY2XhTWFaFoUNK+G34o+/T62xUlFxQppc=; b=cEauZNnrK9Xyyp3iJAxOuiHPkpHGjgObmpgJElS/zIYTxr4OwNMyIEswcPL3+egmNT oZJSXO4n7B1LdZe2J1ALRaLHFryD1wyxVb1H20GgRPgL8mnP/+5s1t5k9a8u/1pgNPi0 CPLEOqDTHUZ+sgv3tYlnuUO6ri6h6jJV1efwDAPIFHbogKNk94lWtvDIDAeGo9qDQgpq D2TIgVzX6JhTJdBOf/+qDvFHsdbRAQHsZ20cXERgS06qV7Otp+BT4JRgsvgP87QLQyvU 2jT2Fhd/qsWyacx+6CDcdMKr/mwPYCLlrC1rjctj34lpXBWNsWp84JGGL93RNEe6IBNc yCWw== X-Gm-Message-State: AOAM533aZoBKPaS5qLuVvPhQpaPr7KCabJp91VBEwE4oJr55E+FMY+Sz lOnEMYK6RhT4YQPR+WDQXtVilqugfzPDxQ== X-Google-Smtp-Source: ABdhPJxDHJiZKbAA39L8+0Xsrwjnp4OF9caeKzbK+CUVj3sEbVgnMoMrnN0hW3UN/AMWZPIvL/631A== X-Received: by 2002:a17:902:7fc2:b0:153:3c90:17b9 with SMTP id t2-20020a1709027fc200b001533c9017b9mr15796604plb.61.1647279369586; Mon, 14 Mar 2022 10:36:09 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Subject: [PULL 1/4] tcg/s390x: Fix tcg_out_dupi_vec vs VGM Date: Mon, 14 Mar 2022 10:36:04 -0700 Message-Id: <20220314173607.145630-2-richard.henderson@linaro.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220314173607.145630-1-richard.henderson@linaro.org> References: <20220314173607.145630-1-richard.henderson@linaro.org> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Host-Lookup-Failed: Reverse DNS lookup failed for 2607:f8b0:4864:20::1034 (failed) Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2607:f8b0:4864:20::1034; envelope-from=richard.henderson@linaro.org; helo=mail-pj1-x1034.google.com X-Spam_score_int: -6 X-Spam_score: -0.7 X-Spam_bar: / X-Spam_report: (-0.7 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, PDS_HP_HELO_NORDNS=0.659, RCVD_IN_DNSWL_NONE=-0.0001, RDNS_NONE=0.793, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 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: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: peter.maydell@linaro.org Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: pass (identity @linaro.org) X-ZM-MESSAGEID: 1647280735343100001 Content-Type: text/plain; charset="utf-8" The immediate operands to VGM were in the wrong order, producing an inverse mask. Signed-off-by: Richard Henderson --- tcg/s390x/tcg-target.c.inc | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/tcg/s390x/tcg-target.c.inc b/tcg/s390x/tcg-target.c.inc index 6e65828c09..508f1bccc7 100644 --- a/tcg/s390x/tcg-target.c.inc +++ b/tcg/s390x/tcg-target.c.inc @@ -2715,7 +2715,7 @@ static void tcg_out_dupi_vec(TCGContext *s, TCGType t= ype, unsigned vece, msb =3D clz32(val); lsb =3D 31 - ctz32(val); } - tcg_out_insn(s, VRIb, VGM, dst, lsb, msb, MO_32); + tcg_out_insn(s, VRIb, VGM, dst, msb, lsb, MO_32); return; } } else { @@ -2729,7 +2729,7 @@ static void tcg_out_dupi_vec(TCGContext *s, TCGType t= ype, unsigned vece, msb =3D clz64(val); lsb =3D 63 - ctz64(val); } - tcg_out_insn(s, VRIb, VGM, dst, lsb, msb, MO_64); + tcg_out_insn(s, VRIb, VGM, dst, msb, lsb, MO_64); return; } } --=20 2.25.1 From nobody Fri May 17 20:49:14 2024 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass(p=none dis=none) header.from=linaro.org ARC-Seal: i=1; a=rsa-sha256; t=1647280612; cv=none; d=zohomail.com; s=zohoarc; b=IRcjp+b5TepeKDu59Y/dZcjmawjmMwBt3cFw23LKska17E8ZzhuSyHmkP1Sp9YYtcWSUnfKJHACgVqY072VNN281GFfjmk8Yu86KqW/wBA+NRDz6cQ70WbklEktd1FVeSNMeQrkv6I+rXpVPob23asyPOw5TQBpOyWmAjU8vr6A= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1647280612; h=Content-Transfer-Encoding:Cc:Date:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:To; bh=zHlvdTeEJH0Ni+sNVrOIMRWUpHKHamH8lfo6vskTyp8=; b=jjipRiO3wCPIVfkRv9BH92Xf/eC0aHjCJfOAIXDysRyCGYuxWb0/cZSAjzVKqyfFtl2SwxJ8kc+82rT7lq86kvYRDNLIw4dQm/1RNzyAD3K8DbStf6T2jmL1Irz9g3GbuIuM6oGSsbtSesPrxcEEXSeIKCPcPBFVcb6exnFe2lE= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass header.from= (p=none dis=none) Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1647280612735949.1981940698327; Mon, 14 Mar 2022 10:56:52 -0700 (PDT) Received: from localhost ([::1]:36004 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1nTow7-000289-P6 for importer@patchew.org; Mon, 14 Mar 2022 13:56:51 -0400 Received: from eggs.gnu.org ([209.51.188.92]:39220) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1nTocA-0006ru-DX for qemu-devel@nongnu.org; Mon, 14 Mar 2022 13:36:14 -0400 Received: from [2607:f8b0:4864:20::102e] (port=36357 helo=mail-pj1-x102e.google.com) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1nToc7-0007s7-N0 for qemu-devel@nongnu.org; Mon, 14 Mar 2022 13:36:14 -0400 Received: by mail-pj1-x102e.google.com with SMTP id kx6-20020a17090b228600b001bf859159bfso18233601pjb.1 for ; Mon, 14 Mar 2022 10:36:11 -0700 (PDT) Received: from localhost.localdomain (174-21-142-130.tukw.qwest.net. [174.21.142.130]) by smtp.gmail.com with ESMTPSA id g24-20020a17090a579800b001c60f919656sm113847pji.18.2022.03.14.10.36.09 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 14 Mar 2022 10:36:09 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=zHlvdTeEJH0Ni+sNVrOIMRWUpHKHamH8lfo6vskTyp8=; b=eIznPaU6Rybf6W8qrzhzn6xIbj6ReuJ0HIeWmZLmYE1PTrws64saOkpur2ijYUTR+g 0PA3SZELDF5hbNlpSW1gI0pdeJmteprmzygIFa+/uzzMMMH8lSGZQkpqLHWzKGWJ4Zvm 1+qiWKX3XpVIi8+r/uXu2Ozi1eH3KS3BBjtfxCSMbFORwRdll9GxPwQhUQ25mzUuiuap mzR+Z5g2O215oE4WUtJUAx8JdjoBLAD91Hd7LaAu+M8Aynfj63BXjafiGKTRU2Ngo/q8 vXOL0/Hr/eyZFoK0a6dCA+Ck1rgNv0XWWAeVf9jVwI6b3matx9gZqi5qivWvGd7CWks5 a1WQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=zHlvdTeEJH0Ni+sNVrOIMRWUpHKHamH8lfo6vskTyp8=; b=vEM9NGhzc8L/JoNG13TLjZH7L9SmWkUe4Rv0Bwh6tb5kxYkxVVItTpjvjLLNtYEhom NfCaL9wrCMP779IR2d0goWXyT+BUaVCam3TJ+neORllOs8HZL6KECrLzEnoZOcIxKf9z S1SgBNUCC3ZeHhs8kNQmvHbtK8CujCp3U1j6othJwbMmjzStLm+utaiNkST4qHjicQds wGEpda2fSzAYAOpFm/R0dxF/IhLGEEaZA8nrHV4rxgDdXQRjt9h6HgkNVwITGeWcW5uw cMJ9WzodMCOthZj3l+QNDrnNOFULZr9ZBAgsiXzKaJhMYx7k6pWgjZE4o0ktqLZOENbC ZZhw== X-Gm-Message-State: AOAM530ZqNLAI4LmQU+eiwS61CtEu8h3UQw+3CyN/BDknNDG8zYnKMMs ltp+qdn8kP/WYsQt7vysRKgjh1HRlPY9NA== X-Google-Smtp-Source: ABdhPJzYlKMIQHhwYUZAN2uotDm39AiEc+DkvDde9CCzXftF3EFtH4UTTw4nsC6ukqI/cxccJz1+qA== X-Received: by 2002:a17:90a:528b:b0:1bc:c5f9:82a with SMTP id w11-20020a17090a528b00b001bcc5f9082amr317753pjh.210.1647279370336; Mon, 14 Mar 2022 10:36:10 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Subject: [PULL 2/4] tcg/s390x: Fix INDEX_op_bitsel_vec vs VSEL Date: Mon, 14 Mar 2022 10:36:05 -0700 Message-Id: <20220314173607.145630-3-richard.henderson@linaro.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220314173607.145630-1-richard.henderson@linaro.org> References: <20220314173607.145630-1-richard.henderson@linaro.org> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Host-Lookup-Failed: Reverse DNS lookup failed for 2607:f8b0:4864:20::102e (failed) Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2607:f8b0:4864:20::102e; envelope-from=richard.henderson@linaro.org; helo=mail-pj1-x102e.google.com X-Spam_score_int: -6 X-Spam_score: -0.7 X-Spam_bar: / X-Spam_report: (-0.7 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, PDS_HP_HELO_NORDNS=0.659, RCVD_IN_DNSWL_NONE=-0.0001, RDNS_NONE=0.793, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 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: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: peter.maydell@linaro.org, Thomas Huth Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: pass (identity @linaro.org) X-ZM-MESSAGEID: 1647280613623100001 Content-Type: text/plain; charset="utf-8" The operands are output in the wrong order: the tcg selector argument is first, whereas the s390x selector argument is last. Tested-by: Thomas Huth Resolves: https://gitlab.com/qemu-project/qemu/-/issues/898 Fixes: 9bca986df88 ("tcg/s390x: Implement TCG_TARGET_HAS_bitsel_vec") Signed-off-by: Richard Henderson --- tcg/s390x/tcg-target.c.inc | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/tcg/s390x/tcg-target.c.inc b/tcg/s390x/tcg-target.c.inc index 508f1bccc7..3b185b3c96 100644 --- a/tcg/s390x/tcg-target.c.inc +++ b/tcg/s390x/tcg-target.c.inc @@ -2868,7 +2868,7 @@ static void tcg_out_vec_op(TCGContext *s, TCGOpcode o= pc, break; =20 case INDEX_op_bitsel_vec: - tcg_out_insn(s, VRRe, VSEL, a0, a1, a2, args[3]); + tcg_out_insn(s, VRRe, VSEL, a0, a2, args[3], a1); break; =20 case INDEX_op_cmp_vec: --=20 2.25.1 From nobody Fri May 17 20:49:14 2024 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass(p=none dis=none) header.from=linaro.org ARC-Seal: i=1; a=rsa-sha256; t=1647279792; cv=none; d=zohomail.com; s=zohoarc; b=N2bVWbmw0J9GqZS/51hWsuXn24fdhNr3ET7ZLKnFLsfWh8Vh+VTXWQhliAwKf4Lf6rXU/1UvWVoRNMtzQgDEuNFnC980EYExFJ7/UFKv0lizs9qcVgkCGAMYc8AcyLCJ1n/3iYWd/oBhcF4ROiMRiVGylz2rwS6QfT1wCPyMc30= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1647279792; h=Content-Transfer-Encoding:Cc:Date:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:To; bh=DPs3qyT+uZfNbgHJhAl1/at2oy1K0HPub76v6Xk9tE4=; b=CYfz4kO1IMoPg+cYCFwjWNz2ZEcEFgJw+uRHPgT4Hq9qaBOqsFLDu9173MAjCuIrVqz7ysMfVyuRY40iQ7IzaH6wLI67gt8dMYJ1Rqf5GQe+1R+8ukeNNZ5QI8W22Q8HPrJYsolnsUEmHheYYRvqSUij4GqAE78gjBoZoE/wcSg= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass header.from= (p=none dis=none) Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1647279792171547.3824033806249; Mon, 14 Mar 2022 10:43:12 -0700 (PDT) Received: from localhost ([::1]:33370 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1nTois-0006KD-Ow for importer@patchew.org; Mon, 14 Mar 2022 13:43:10 -0400 Received: from eggs.gnu.org ([209.51.188.92]:39218) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1nTocA-0006rV-AP for qemu-devel@nongnu.org; Mon, 14 Mar 2022 13:36:14 -0400 Received: from [2607:f8b0:4864:20::62a] (port=44874 helo=mail-pl1-x62a.google.com) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1nToc8-0007sB-NL for qemu-devel@nongnu.org; Mon, 14 Mar 2022 13:36:14 -0400 Received: by mail-pl1-x62a.google.com with SMTP id q11so14146608pln.11 for ; Mon, 14 Mar 2022 10:36:12 -0700 (PDT) Received: from localhost.localdomain (174-21-142-130.tukw.qwest.net. [174.21.142.130]) by smtp.gmail.com with ESMTPSA id g24-20020a17090a579800b001c60f919656sm113847pji.18.2022.03.14.10.36.10 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 14 Mar 2022 10:36:10 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=DPs3qyT+uZfNbgHJhAl1/at2oy1K0HPub76v6Xk9tE4=; b=lT78N4ZyASJn4M/xrb7b9OkLLWxDz0QxoHI5OO9Ox9NOfu8uUKc7lAZdiW3blDcGZl +tR1vHtmNKY5uvuzlGQa9p37s9E7MBgdJQCt7MAcbAeq4CFh1r7HW3tjJTz55lyD8O60 zsiWsgCWjfa3gnAMTLYQWTyAiflXWqVHaIY3h3fV02Sy9YD25qSzYDzse74DlC/+7mxW WENAP8V6eLzeHcC9NBc/LURHJTtT7gxNttK1CYwvYTy8hvUxmTkkZa2Z+BIxd/TcDA+/ +s8dvdApXjdh2Ekb8VREQRL88I25PTK3TELJnrW13hsPeV11ff0fDXBKinv3ISqliK9Z xplA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=DPs3qyT+uZfNbgHJhAl1/at2oy1K0HPub76v6Xk9tE4=; b=OceOW3lNBrf1+lS6xLau8hglpnXRcKkNRhb61HficZsQawii5zx1TAY7GZPaBvK4Vr 9nV4+DuG9NukSvVE+QsbZ+GZjDrS/qLdvHbcTV//lvwl3b72GvXQdfX06b9kNlPYq+Nr nW/zmYBirEv4SDqVWb6UWJdfiFQkkq/7OBDOh2UvJ560qY9FISe1MNtlgNxYm69fEsdA Ggzocn5Kfa3iNhp+zeG6NFp0MZT10CBumKluMgs5AQXYvwexRSDz7PGuIS4nJJ9+Fk49 ikmOSWoU+92FcR8efgkV1kZhuprqcZk2CtoNwpD3GHjHQC00zBUiB/pr8eU+QUqZkEnG GRgw== X-Gm-Message-State: AOAM531svi9G9UQlbCFSmzz5FbN6N/9sgADMdDwfU2TyIT44yqLJkaVU ZJA0L8Hlagqmt1E75yT+6t8m7zT5gMCmMg== X-Google-Smtp-Source: ABdhPJxTQiaBQIlQvkl4QtSawyhPEH4+X22uzjEA4ABErHURxSXJlxftFEXRx2wU5cbEkvv0ITyAZw== X-Received: by 2002:a17:90b:314e:b0:1bf:38a0:8e6b with SMTP id ip14-20020a17090b314e00b001bf38a08e6bmr380769pjb.22.1647279371139; Mon, 14 Mar 2022 10:36:11 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Subject: [PULL 3/4] tcg/s390x: Fix tcg_out_dup_vec vs general registers Date: Mon, 14 Mar 2022 10:36:06 -0700 Message-Id: <20220314173607.145630-4-richard.henderson@linaro.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220314173607.145630-1-richard.henderson@linaro.org> References: <20220314173607.145630-1-richard.henderson@linaro.org> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Host-Lookup-Failed: Reverse DNS lookup failed for 2607:f8b0:4864:20::62a (failed) Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2607:f8b0:4864:20::62a; envelope-from=richard.henderson@linaro.org; helo=mail-pl1-x62a.google.com X-Spam_score_int: -6 X-Spam_score: -0.7 X-Spam_bar: / X-Spam_report: (-0.7 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, PDS_HP_HELO_NORDNS=0.659, RCVD_IN_DNSWL_NONE=-0.0001, RDNS_NONE=0.793, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 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: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: peter.maydell@linaro.org Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: pass (identity @linaro.org) X-ZM-MESSAGEID: 1647279793546100001 Content-Type: text/plain; charset="utf-8" We copied the data from the general register input to the vector register output, but have not yet replicated it. We intended to fall through into the vector-vector case, but failed to redirect the input register. This is caught by an assertion failure in tcg_out_insn_VRIc, which diagnosed the incorrect register class. Signed-off-by: Richard Henderson --- tcg/s390x/tcg-target.c.inc | 1 + 1 file changed, 1 insertion(+) diff --git a/tcg/s390x/tcg-target.c.inc b/tcg/s390x/tcg-target.c.inc index 3b185b3c96..33becd7694 100644 --- a/tcg/s390x/tcg-target.c.inc +++ b/tcg/s390x/tcg-target.c.inc @@ -2675,6 +2675,7 @@ static bool tcg_out_dup_vec(TCGContext *s, TCGType ty= pe, unsigned vece, if (vece =3D=3D MO_64) { return true; } + src =3D dst; } =20 /* --=20 2.25.1 From nobody Fri May 17 20:49:14 2024 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass(p=none dis=none) header.from=linaro.org ARC-Seal: i=1; a=rsa-sha256; t=1647280771; cv=none; d=zohomail.com; s=zohoarc; b=gMmop/dhPi/yd20luMMOL5I69bO90f7fgAX3sCXM/GtlW2U7Jan8rM43ipQbNc0XESBfxScg8UskSyDimpuUBNF6M4v3vX0mLJujwZzTMHeHj14lj5IwN23M+IY6aM/U2DYbVKzTlfYpzthz9ji3lz6lSYtknouI13TnOiTJh8Q= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1647280771; h=Content-Type:Content-Transfer-Encoding:Cc:Date:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:To; bh=HBwan3ikRKwWJ4ff5ws0FdOZZkWoH5Z3Uy/j8VWWXqM=; b=QIVJD9LIsD5iqJXbDqrguftmI8ZHWU+P1ZeAya9x15eaZybC/W7Ohu0J1y2/EKXbiRYfHR8tTSvAmSLhqCqp13VblS6nBac359PLo9qqpHpQhEqyX70/f6WbGIxj+XOLS+0+lKLGO0PyM6bpjcQ+I29K6UUNxdMFwyMq31NXwQM= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass header.from= (p=none dis=none) Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1647280771359547.6343671626925; Mon, 14 Mar 2022 10:59:31 -0700 (PDT) Received: from localhost ([::1]:42368 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1nToyg-0006Rp-Bn for importer@patchew.org; Mon, 14 Mar 2022 13:59:30 -0400 Received: from eggs.gnu.org ([209.51.188.92]:39222) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1nTocA-0006uM-Vs for qemu-devel@nongnu.org; Mon, 14 Mar 2022 13:36:15 -0400 Received: from [2607:f8b0:4864:20::102b] (port=51079 helo=mail-pj1-x102b.google.com) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1nToc9-0007sO-Aw for qemu-devel@nongnu.org; Mon, 14 Mar 2022 13:36:14 -0400 Received: by mail-pj1-x102b.google.com with SMTP id m22so15447688pja.0 for ; Mon, 14 Mar 2022 10:36:12 -0700 (PDT) Received: from localhost.localdomain (174-21-142-130.tukw.qwest.net. [174.21.142.130]) by smtp.gmail.com with ESMTPSA id g24-20020a17090a579800b001c60f919656sm113847pji.18.2022.03.14.10.36.11 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 14 Mar 2022 10:36:11 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=HBwan3ikRKwWJ4ff5ws0FdOZZkWoH5Z3Uy/j8VWWXqM=; b=ESjJ5Tfy/um8Rre231we+E63i68EZ7Ap5ku20Tg/NYzWElRrYUYHmNj5F6YXCw53ts pvX1MG4unVV+rOyr7iVo9W+veD6yv/IN9WuQU6QGnhLPlD4u02oIhMsF+JRxrJD0atFh oRk7ZuRDiKbQh+lZu/KrGo28K93tLovuHAMDcrJWwi/uAk9DqczsvoenRC/6r14o2Lid yC0FLsbuQST6tArNOHsfNi6JWCtf+DRuatuTG0dDy3yNsLwYnFVV0NE9Vw7dGjhDeQQo aZ/Im4rJRIZAdfj4R4bIT3RHN14jgEKw3gyi3tADytUGJM4Mc0xuz0dd6rWP6qXO2vyL l+Hw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=HBwan3ikRKwWJ4ff5ws0FdOZZkWoH5Z3Uy/j8VWWXqM=; b=Ukzq6PMqYhiw3SQh7shLz+PsN/sF97BPTMaMN2ULO7t0APn/BvHMajgBdtGYIHOcdL KUBgEWWMndqviTybT0WpmGqfkAvhw0RBHW4BBzwKmHb63rFE8heHfaKzfV/IHpPTFoi+ UWzeGGVLf2d+KKXR/P1DikuPcysQUy8A53UqfWHfo4VX8mollhvC8Nn73o79bH1cBudi mrDbafvdOM4cu5qYcd9FydDNlB0GOXEGUPlVN6EnfPGKYbSDfePoCR/+qIPGa4aEEszI ROgxhuL+fB2UJjnC2lGtN7xquRRMgYsEz7+XaysZQx13c/YqWjpG75ZxLT5glcK+Y7W+ NGPg== X-Gm-Message-State: AOAM533z1ZEM5WH8OICX+jXB15SG7xVzdOkWFQZF9JfqzfdmFekp24A/ /ww69lxLD+YdldbODtPoGfwbLPDqIzNZHg== X-Google-Smtp-Source: ABdhPJxcmDw5Yr1vxu8FnMP2AgsQ3563ZJqX7h2tXCup3xR7TaaGa8/4yWaSqqLV6AZDxq1gOaqqfg== X-Received: by 2002:a17:903:2303:b0:151:d02f:44c with SMTP id d3-20020a170903230300b00151d02f044cmr24534858plh.139.1647279372067; Mon, 14 Mar 2022 10:36:12 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Subject: [PULL 4/4] tcg/arm: Don't emit UNPREDICTABLE LDRD with Rm == Rt or Rt+1 Date: Mon, 14 Mar 2022 10:36:07 -0700 Message-Id: <20220314173607.145630-5-richard.henderson@linaro.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220314173607.145630-1-richard.henderson@linaro.org> References: <20220314173607.145630-1-richard.henderson@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable X-Host-Lookup-Failed: Reverse DNS lookup failed for 2607:f8b0:4864:20::102b (failed) Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2607:f8b0:4864:20::102b; envelope-from=richard.henderson@linaro.org; helo=mail-pj1-x102b.google.com X-Spam_score_int: -6 X-Spam_score: -0.7 X-Spam_bar: / X-Spam_report: (-0.7 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, PDS_HP_HELO_NORDNS=0.659, RCVD_IN_DNSWL_NONE=-0.0001, RDNS_NONE=0.793, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 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: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: peter.maydell@linaro.org, =?UTF-8?q?Alex=20Benn=C3=A9e?= Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: pass (identity @linaro.org) X-ZM-MESSAGEID: 1647280773644100001 The LDRD (register) instruction is UNPREDICTABLE if the Rm register is the same as either Rt or Rt+1 (the two registers being loaded to). We weren't making sure we avoided this, with the result that on some host CPUs like the Cortex-A7 we would get a SIGILL because the CPU chooses to UNDEF for this particular UNPREDICTABLE case. Since we've already checked that datalo is aligned, we can simplify the test vs the Rm operand by aligning it before comparison. Check for the two orderings before falling back to two ldr instructions. We don't bother to do anything similar for tcg_out_ldrd_rwb(), because it is only used in tcg_out_tlb_read() with a fixed set of registers which don't overlap. There is no equivalent UNPREDICTABLE case for STRD. Reviewed-by: Alex Benn=C3=A9e Resolves: https://gitlab.com/qemu-project/qemu/-/issues/896 Signed-off-by: Richard Henderson --- tcg/arm/tcg-target.c.inc | 17 +++++++++++++++-- 1 file changed, 15 insertions(+), 2 deletions(-) diff --git a/tcg/arm/tcg-target.c.inc b/tcg/arm/tcg-target.c.inc index e1ea69669c..4bc0420f4d 100644 --- a/tcg/arm/tcg-target.c.inc +++ b/tcg/arm/tcg-target.c.inc @@ -1689,8 +1689,21 @@ static void tcg_out_qemu_ld_index(TCGContext *s, Mem= Op opc, /* LDRD requires alignment; double-check that. */ if (get_alignment_bits(opc) >=3D MO_64 && (datalo & 1) =3D=3D 0 && datahi =3D=3D datalo + 1) { - tcg_out_ldrd_r(s, COND_AL, datalo, addrlo, addend); - } else if (scratch_addend) { + /* + * Rm (the second address op) must not overlap Rt or Rt + 1. + * Since datalo is aligned, we can simplify the test via align= ment. + * Flip the two address arguments if that works. + */ + if ((addend & ~1) !=3D datalo) { + tcg_out_ldrd_r(s, COND_AL, datalo, addrlo, addend); + break; + } + if ((addrlo & ~1) !=3D datalo) { + tcg_out_ldrd_r(s, COND_AL, datalo, addend, addrlo); + break; + } + } + if (scratch_addend) { tcg_out_ld32_rwb(s, COND_AL, datalo, addend, addrlo); tcg_out_ld32_12(s, COND_AL, datahi, addend, 4); } else { --=20 2.25.1