From nobody Sat May 18 07:31:16 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=1622831830; cv=none; d=zohomail.com; s=zohoarc; b=T0KGCJnUCcnnoKp9SPPUyJj3BETEBdUEwJNKvBjY0jzfNq0uCR8n363CpILbYw6jXkbVcB9jwNEEEptjY/zaETBtKQxSA4IUH47EXbnoHJcoD9gcTIc+F8CteZaxmOJWyG4hGfQ3Wt/WUD06VfjKpaGteYjxwFPY0ENh2k6Em7w= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1622831830; 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=QLc0ibqXN0LsdCPbRj7kblYbUvkDoeUfRl2nIztTPew=; b=G/BEh229I9Cvi1bGBVVt0YH7K4i/kAHTPgLrbfwKA5d0bNwav3PPGIo7luJfsnEC9cEMXuEAKT5Lfgn2x6vm0nTPdQ/n6yvGMdeeC4vB4dB5MRNc0L+BorDGD8hRq92gEIEhvi7aE14DAS++xCYHtCP1ZCxkdVGzdAkATPmqXKI= 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) header.from= Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1622831830357784.5309529721001; Fri, 4 Jun 2021 11:37:10 -0700 (PDT) Received: from localhost ([::1]:42744 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1lpEgv-0001Vi-A5 for importer@patchew.org; Fri, 04 Jun 2021 14:37:09 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:45544) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lpEfA-0007BY-D8 for qemu-devel@nongnu.org; Fri, 04 Jun 2021 14:35:20 -0400 Received: from mail-pl1-x62b.google.com ([2607:f8b0:4864:20::62b]:44020) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1lpEf4-0000xi-18 for qemu-devel@nongnu.org; Fri, 04 Jun 2021 14:35:18 -0400 Received: by mail-pl1-x62b.google.com with SMTP id v12so5090968plo.10 for ; Fri, 04 Jun 2021 11:35:13 -0700 (PDT) Received: from localhost.localdomain (174-21-70-228.tukw.qwest.net. [174.21.70.228]) by smtp.gmail.com with ESMTPSA id m2sm2620578pgu.85.2021.06.04.11.35.07 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 04 Jun 2021 11:35:07 -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=QLc0ibqXN0LsdCPbRj7kblYbUvkDoeUfRl2nIztTPew=; b=tap0pKtwYnKNNycmOrq1kWU1WWmrontTibMChJbFOTQSQJQbQQ92xIqtdiwo6LW4AV fVaekZ+iMy78ODlbYhKne8Uw/ij3wFTDzuebhjAtDuUI1T+ns6MtFcBmGP/9Gnes/vYI hloE9CY5ES09BHHDdtrkZHDsB6AsNSHS6J30p5qQ+8haKua89unIlQGIXaHs5gFs0XUP Yhad2brdmHmQnMoMb7lYsuA3Z9c7ohO31tTZj7OLxDkE4IpWeDojK00uAGm0EsPoRwSq xgqrk8rzNDUfDLwi/x80HjUncNg9kgIRqpA6tA/Z5NN//jHrqv6ymRzwKj6DvuueOelr 0Uxw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=QLc0ibqXN0LsdCPbRj7kblYbUvkDoeUfRl2nIztTPew=; b=oUgYOl/oBF2vytY8+eAUACnBd0TTfD8Y62lcBxqdcvRBGqHOsS3aCYNpfd/5NuT4VV zpQg/rMMbncLgO8zKsrtBmvragMrIkRX0EitIKUbCYe65nk6W2RCNh8QPdqbmOU4iS3c XoJrab5TDUz698fiGSmOA2ar8uIL/pKY6jO9H9ppzqz7KVZssDQw6Md+nqPJH9+Wd6O6 3tmjDPEErE2HEKdXoXjAUs+UtQfRCdedbVVa+PmkmcDriFIAIlcOuiJB2fBclpRyT0U9 7merNzL84bxPi8mlv6/R7lzIDv5TFY0OHfHjMCHj/9FO8S7yTMDjR6RrwIF+pit3DxbU 7SsQ== X-Gm-Message-State: AOAM532nhDjl+rul78iWQ++9OGXuZ83n6IvCY8AxhPXAV5S3GtG8RVK1 5sTX1bRO6OvCsaeaU2/oC0sVUbfqMqUwjA== X-Google-Smtp-Source: ABdhPJzgBZh2HaioXxjYcAjSjSIJzeBVqFm2vkvooY8CcH/xNlOvu2FAH6HyC5qLh+PV9Rd92evR3w== X-Received: by 2002:a17:90b:3851:: with SMTP id nl17mr18154978pjb.40.1622831707714; Fri, 04 Jun 2021 11:35:07 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Subject: [PATCH 1/3] target/arm: Diagnose UNALLOCATED in disas_simd_two_reg_misc_fp16 Date: Fri, 4 Jun 2021 11:35:04 -0700 Message-Id: <20210604183506.916654-2-richard.henderson@linaro.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20210604183506.916654-1-richard.henderson@linaro.org> References: <20210604183506.916654-1-richard.henderson@linaro.org> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable 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::62b; envelope-from=richard.henderson@linaro.org; helo=mail-pl1-x62b.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 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, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=unavailable 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-arm@nongnu.org Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: pass (identity @linaro.org) Content-Type: text/plain; charset="utf-8" This fprintf+assert has been in place since the beginning. It is prior to the fp_access_check, so we're still good to raise sigill here. Resolves: https://gitlab.com/qemu-project/qemu/-/issues/381 Signed-off-by: Richard Henderson Reviewed-by: Philippe Mathieu-Daud=C3=A9 --- target/arm/translate-a64.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/target/arm/translate-a64.c b/target/arm/translate-a64.c index 8713dfec17..2477b55c53 100644 --- a/target/arm/translate-a64.c +++ b/target/arm/translate-a64.c @@ -13234,8 +13234,8 @@ static void disas_simd_two_reg_misc_fp16(DisasConte= xt *s, uint32_t insn) case 0x7f: /* FSQRT (vector) */ break; default: - fprintf(stderr, "%s: insn 0x%04x fpop 0x%2x\n", __func__, insn, fp= op); - g_assert_not_reached(); + unallocated_encoding(s); + return; } =20 =20 --=20 2.25.1 From nobody Sat May 18 07:31:16 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=1622831926; cv=none; d=zohomail.com; s=zohoarc; b=Ypr0qhAMzAy99sRKxLENICQG6amFNRviCi7QtKkT8em098vxfF1/QRXlBxErZxRwhOwkS7NcHm/RMqPVlhdpVSY74KZi8X5x0UrhMDX9ZTGyXaBlk/av7c6wLpVySDlLsj1s1phQb4KEg/qNXgqSsjZg3Hhpws2fFkfzLFxLd08= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1622831926; 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=Ngf2a8fv1Pxh8onF7826WEkLyZRw0BsqH4cjJDshQJU=; b=ismo+fGTQVOkAeaSZa+5DT/SSfOITJpcd43r8OD7HYQ5XH7AZPh6p5uwMlv0ock3ASWKF/gNDwtLZ2v+7/PGcjJRWs9zIL9z0ykP/5gW/DYBa6NxYPUTmJ8uV3SGv6Ob9mZHfMXaAs73pu5J7B9ka2OcMYxaopdUi+2rJviZD/M= 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) header.from= Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1622831926005763.8606581956271; Fri, 4 Jun 2021 11:38:46 -0700 (PDT) Received: from localhost ([::1]:48014 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1lpEiS-000586-9h for importer@patchew.org; Fri, 04 Jun 2021 14:38:44 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:45538) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lpEf8-00078x-J0 for qemu-devel@nongnu.org; Fri, 04 Jun 2021 14:35:20 -0400 Received: from mail-pj1-x1033.google.com ([2607:f8b0:4864:20::1033]:44729) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1lpEf1-0000w8-5t for qemu-devel@nongnu.org; Fri, 04 Jun 2021 14:35:18 -0400 Received: by mail-pj1-x1033.google.com with SMTP id h12-20020a17090aa88cb029016400fd8ad8so6373742pjq.3 for ; Fri, 04 Jun 2021 11:35:09 -0700 (PDT) Received: from localhost.localdomain (174-21-70-228.tukw.qwest.net. [174.21.70.228]) by smtp.gmail.com with ESMTPSA id m2sm2620578pgu.85.2021.06.04.11.35.07 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 04 Jun 2021 11:35:08 -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=Ngf2a8fv1Pxh8onF7826WEkLyZRw0BsqH4cjJDshQJU=; b=BahkTYL1TmTbSJ1Hw+9ZHrpEuEz+dk/FBSy7UFPf4Ju0MmqMtyl3f8PCODsMH0FQSl KGazJk5CnEsFvgZ8zOK+7RVrOxdL0ZAlb7WcLVwA3BnHfoMR/LOgfFWvOQ3NfHgMvl5U RW+iy81HSL2M2XOGaVL0vN2onu0eezid9AKNt7K3fNIJfjJ6+Tj+jYwMv8IPrD8ieXP0 RVctKCSZNOBkII4qRH04c1885cMdpRbR52UN2cCA+sgKQtFLZZe5xyF3nVthyxxqdhRh Wwsm+52rJss8J/9ASxumb/VY8k73gnAZh0revyqwcsXS16JFWEIbQJgcV1Z4RsxSD8W3 EUEQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=Ngf2a8fv1Pxh8onF7826WEkLyZRw0BsqH4cjJDshQJU=; b=sqQaK0ikuEaHGTsPOikfeBhsU+RzD+rjAs74G2LR90Uefbt8dIFouSbvqX/VH5J63B j2z5OY6LRrGgC7qO88uD/iK/XW7ga6hD7i5lxkC2atcUkD30XvR4DW7tXLasBzmoQOhO WawThb1U9cZy2mtWWszasDfB8gmjn+TJxCFpN1KT21MZ/kEm+rZ2zbu7DAMcHSGHh7Bc DZE7hXF1SLs5nnJnQvv36PEYM84whEDYGSr3yI/0A2JNZUy8gF+02VDKuCdEtzeqhIZe +yB2Ar502um7CBd6JwNA89+80O0ABnle4J3K0G/6jpEUIAp+sUzieizFizhOaCZcFnrq bvBQ== X-Gm-Message-State: AOAM532ZsY5vrfUZobUDds44yUEm4VDqRc3ZWw0doZYUxI00LGJbBezI hw4zew6EPBfjB1Oyd0ZsU8vhM7jOZ3yL1w== X-Google-Smtp-Source: ABdhPJzlaMgE7+UYRETb9xRBxXsb2qeETAfddjF8x8R5k7OTi1oxPD7GRyjA3CflvxZzewg+5+rLTw== X-Received: by 2002:a17:90a:bd05:: with SMTP id y5mr18753053pjr.213.1622831708298; Fri, 04 Jun 2021 11:35:08 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Subject: [PATCH 2/3] target/arm: Remove fprintf from disas_simd_mod_imm Date: Fri, 4 Jun 2021 11:35:05 -0700 Message-Id: <20210604183506.916654-3-richard.henderson@linaro.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20210604183506.916654-1-richard.henderson@linaro.org> References: <20210604183506.916654-1-richard.henderson@linaro.org> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable 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::1033; envelope-from=richard.henderson@linaro.org; helo=mail-pj1-x1033.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 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, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=unavailable 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-arm@nongnu.org Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: pass (identity @linaro.org) Content-Type: text/plain; charset="utf-8" The default of this switch is truly unreachable. The switch selector is 3 bits, and all 8 cases are present. Signed-off-by: Richard Henderson Reviewed-by: Philippe Mathieu-Daud=C3=A9 --- target/arm/translate-a64.c | 1 - 1 file changed, 1 deletion(-) diff --git a/target/arm/translate-a64.c b/target/arm/translate-a64.c index 2477b55c53..9bb15ca618 100644 --- a/target/arm/translate-a64.c +++ b/target/arm/translate-a64.c @@ -8291,7 +8291,6 @@ static void disas_simd_mod_imm(DisasContext *s, uint3= 2_t insn) } break; default: - fprintf(stderr, "%s: cmode_3_1: %x\n", __func__, cmode_3_1); g_assert_not_reached(); } =20 --=20 2.25.1 From nobody Sat May 18 07:31:16 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=1622831829; cv=none; d=zohomail.com; s=zohoarc; b=YM7Eo7VRalqyzQfxQXzUY4Ch25nyW0CJxsvwIM6y8xhmp6LieQ2CE2EClFFMUp0NhF70n0gPEBYzQWi5ka1vmpP+wUJgj5XQ9LJfxxD2fP/EeskNba7qLycFg7HqGACEHs/y9cT1lEvPtUiPok6gyJZJZTsM6J90M1sHc5x/o6o= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1622831829; 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=X+8qtmFFIjwvz+51Kl21uuhzPS5UApPgPi1mRnqjng8=; b=Ao5qlT7LJoH9r2T4K6LDu8wYMaJA/PW8bcPat0sAIOhnuaL7FO4QBPD/FrZm0hgqX5Ux1Xgl0HBFJ4qn6KQUvhODKkoDZp/+zIzI+9sBDzdWty4yvELwM+9iEiqoVJaSFYS0fF/TLQqGVlzwYq1ZB1M/fhGjNkgCb90YAMhhaoA= 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) header.from= Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1622831829003975.632848093195; Fri, 4 Jun 2021 11:37:09 -0700 (PDT) Received: from localhost ([::1]:42640 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1lpEgu-0001Ra-9i for importer@patchew.org; Fri, 04 Jun 2021 14:37:08 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:45524) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lpEf6-000767-Ot for qemu-devel@nongnu.org; Fri, 04 Jun 2021 14:35:16 -0400 Received: from mail-pj1-x102b.google.com ([2607:f8b0:4864:20::102b]:38554) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1lpEf1-0000x8-I3 for qemu-devel@nongnu.org; Fri, 04 Jun 2021 14:35:16 -0400 Received: by mail-pj1-x102b.google.com with SMTP id m13-20020a17090b068db02901656cc93a75so7934827pjz.3 for ; Fri, 04 Jun 2021 11:35:10 -0700 (PDT) Received: from localhost.localdomain (174-21-70-228.tukw.qwest.net. [174.21.70.228]) by smtp.gmail.com with ESMTPSA id m2sm2620578pgu.85.2021.06.04.11.35.08 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 04 Jun 2021 11:35:08 -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=X+8qtmFFIjwvz+51Kl21uuhzPS5UApPgPi1mRnqjng8=; b=EkngAqwxM2dkXK7YmApe7jOejznmjD4x/4QlJpa5mQ2YR98flPGgGxs+elH/WFRAm3 bZkDaanxJ+0Kbm90jTor9/PNEZ+s9pwLFn7Z2UZX6WafJ3Y4IhtfYu52rPFOaLLGRNhV 5v4WqFYIOXHXdyp2vJsE9CoppBE4fOEgy9z0QpdUX/PxS59lGgjRmwVK/08vHlkT5izz HHGbCIBReLNtZMYxVKFr+im2PZH1a5yo20qTzIs9q0LWduwlrBJYscikosIEsmk3HOp5 Cjwb7UVJ07LJy3aQ+bddkPBv+pOawZ1mq7SBFXQzdluN9p7jfHKqNNTWY50QitdzP99s Aq8Q== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=X+8qtmFFIjwvz+51Kl21uuhzPS5UApPgPi1mRnqjng8=; b=IbcbMQ+EfrZmhxOCLs7nHuByoVxekpPc9bvwcCu4MW4BhQv8+xTtQA0ZZtjTfaKgwl ml9B5hgTiRXaiPmI+9ET6ULtDf1RXWSknc7AB68IGoYSyPoNTM2aOH9ou0qvavwZ/qFd mZLEfTXW3e+ShO6GjpqExI4yODc0eISk/5lEGQ14mSbUSKnuGGwDjGf6gk6e1FlRlhXu 2uq78aKgRk1xCW8mgH/FTd7ur2g5K7C8r1CW7MAsRlQzMEGbI0mB5d5qq6ncY1UlouzM vboxXrJhK0TPUizPNM1DeLX6M/Iju6Ynz09n6xhVSFi8PaSjx/rLTtNBxFGGC4FNv/Be Ycfw== X-Gm-Message-State: AOAM5322FAfOITVSNAFBua8z+PaEMU4dT9SpKhQwjwJxUfdCZs460A8+ R1bUxBtwZNiUL4vBqY6bmt5cq3KlHR4RnQ== X-Google-Smtp-Source: ABdhPJwP/gKniXA+d2mjVOKsGxEh2iyw8xdXFRHsymF2Vu/fyvZK5okeIsyHVLl3WK8LN/+wAkZVYA== X-Received: by 2002:a17:90b:4d11:: with SMTP id mw17mr18263244pjb.229.1622831709010; Fri, 04 Jun 2021 11:35:09 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Subject: [PATCH 3/3] target/arm: Diagnose UNALLOCATED in disas_simd_three_reg_same_fp16 Date: Fri, 4 Jun 2021 11:35:06 -0700 Message-Id: <20210604183506.916654-4-richard.henderson@linaro.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20210604183506.916654-1-richard.henderson@linaro.org> References: <20210604183506.916654-1-richard.henderson@linaro.org> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable 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: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 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, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 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-arm@nongnu.org Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: pass (identity @linaro.org) Content-Type: text/plain; charset="utf-8" This fprintf+assert has been in place since the beginning. It is after to the fp_access_check, so we need to move the check up. Fold that in to the pairwise filter. Signed-off-by: Richard Henderson Reviewed-by: Philippe Mathieu-Daud=C3=A9 --- target/arm/translate-a64.c | 82 +++++++++++++++++++++++--------------- 1 file changed, 50 insertions(+), 32 deletions(-) diff --git a/target/arm/translate-a64.c b/target/arm/translate-a64.c index 9bb15ca618..7f74d0e81a 100644 --- a/target/arm/translate-a64.c +++ b/target/arm/translate-a64.c @@ -11989,12 +11989,57 @@ static void disas_simd_three_reg_same(DisasContex= t *s, uint32_t insn) */ static void disas_simd_three_reg_same_fp16(DisasContext *s, uint32_t insn) { - int opcode, fpopcode; - int is_q, u, a, rm, rn, rd; - int datasize, elements; - int pass; + int opcode =3D extract32(insn, 11, 3); + int u =3D extract32(insn, 29, 1); + int a =3D extract32(insn, 23, 1); + int is_q =3D extract32(insn, 30, 1); + int rm =3D extract32(insn, 16, 5); + int rn =3D extract32(insn, 5, 5); + int rd =3D extract32(insn, 0, 5); + /* + * For these floating point ops, the U, a and opcode bits + * together indicate the operation. + */ + int fpopcode =3D opcode | (a << 3) | (u << 4); + int datasize =3D is_q ? 128 : 64; + int elements =3D datasize / 16; + bool pairwise; TCGv_ptr fpst; - bool pairwise =3D false; + int pass; + + switch (fpopcode) { + case 0x0: /* FMAXNM */ + case 0x1: /* FMLA */ + case 0x2: /* FADD */ + case 0x3: /* FMULX */ + case 0x4: /* FCMEQ */ + case 0x6: /* FMAX */ + case 0x7: /* FRECPS */ + case 0x8: /* FMINNM */ + case 0x9: /* FMLS */ + case 0xa: /* FSUB */ + case 0xe: /* FMIN */ + case 0xf: /* FRSQRTS */ + case 0x13: /* FMUL */ + case 0x14: /* FCMGE */ + case 0x15: /* FACGE */ + case 0x17: /* FDIV */ + case 0x1a: /* FABD */ + case 0x1c: /* FCMGT */ + case 0x1d: /* FACGT */ + pairwise =3D false; + break; + case 0x10: /* FMAXNMP */ + case 0x12: /* FADDP */ + case 0x16: /* FMAXP */ + case 0x18: /* FMINNMP */ + case 0x1e: /* FMINP */ + pairwise =3D true; + break; + default: + unallocated_encoding(s); + return; + } =20 if (!dc_isar_feature(aa64_fp16, s)) { unallocated_encoding(s); @@ -12005,31 +12050,6 @@ static void disas_simd_three_reg_same_fp16(DisasCo= ntext *s, uint32_t insn) return; } =20 - /* For these floating point ops, the U, a and opcode bits - * together indicate the operation. - */ - opcode =3D extract32(insn, 11, 3); - u =3D extract32(insn, 29, 1); - a =3D extract32(insn, 23, 1); - is_q =3D extract32(insn, 30, 1); - rm =3D extract32(insn, 16, 5); - rn =3D extract32(insn, 5, 5); - rd =3D extract32(insn, 0, 5); - - fpopcode =3D opcode | (a << 3) | (u << 4); - datasize =3D is_q ? 128 : 64; - elements =3D datasize / 16; - - switch (fpopcode) { - case 0x10: /* FMAXNMP */ - case 0x12: /* FADDP */ - case 0x16: /* FMAXP */ - case 0x18: /* FMINNMP */ - case 0x1e: /* FMINP */ - pairwise =3D true; - break; - } - fpst =3D fpstatus_ptr(FPST_FPCR_F16); =20 if (pairwise) { @@ -12152,8 +12172,6 @@ static void disas_simd_three_reg_same_fp16(DisasCon= text *s, uint32_t insn) gen_helper_advsimd_acgt_f16(tcg_res, tcg_op1, tcg_op2, fps= t); break; default: - fprintf(stderr, "%s: insn 0x%04x, fpop 0x%2x @ 0x%" PRIx64= "\n", - __func__, insn, fpopcode, s->pc_curr); g_assert_not_reached(); } =20 --=20 2.25.1