From nobody Sat Nov 15 14:30:09 2025 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=1751297595; cv=none; d=zohomail.com; s=zohoarc; b=PunZic53YAMnRHwrcj8pGirD5c6gCdtKvMi4uikab0+OAM5LpkmZUDwJCAOAM0UMOKqg9y3bYSLoLxNOllr1qV4Nbg66Clp0qLDoHWH4LbCsijKTjD0Qdky8zCJgtiUlNYt+KwHWgTOGWjhIAsV/7dKA1X69MVH/DkAbeUqr6Wk= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1751297595; h=Content-Transfer-Encoding:Cc:Cc:Date:Date:From:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:Subject:To:To:Message-Id:Reply-To; bh=84zKQCvKoHSWIwpx/K6wMVzmeocb04Rl/dJUtZLC5CU=; b=ZPZw7Cfs5VwsNp5PvLV5TeBJh74u1HD2o2Oic7t+ppWhWrvEU+CavU+aEKZpAKwETxB1JwbxgHPyKyoDnXIT7iIVFrQqTkGQ3BqAM0s9r0iwGgBvHjwwpv9liuSFm27lwhkRBkz7C1Ezqx1kF0Kr6ghUQwTdq6Gsz78uKLpX2wM= 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 1751297595129888.7737791360373; Mon, 30 Jun 2025 08:33:15 -0700 (PDT) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1uWGS6-0000bX-N2; Mon, 30 Jun 2025 11:29:50 -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 1uWGRZ-0000PN-Gm for qemu-devel@nongnu.org; Mon, 30 Jun 2025 11:29:17 -0400 Received: from mail-oa1-x2d.google.com ([2001:4860:4864:20::2d]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1uWGRW-0008DE-Ew for qemu-devel@nongnu.org; Mon, 30 Jun 2025 11:29:17 -0400 Received: by mail-oa1-x2d.google.com with SMTP id 586e51a60fabf-2db2f23f174so3177689fac.2 for ; Mon, 30 Jun 2025 08:29:10 -0700 (PDT) Received: from stoup.. ([187.210.107.185]) by smtp.gmail.com with ESMTPSA id 46e09a7af769-73afb00c48asm1712478a34.27.2025.06.30.08.29.06 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 30 Jun 2025 08:29:06 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1751297347; x=1751902147; darn=nongnu.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=84zKQCvKoHSWIwpx/K6wMVzmeocb04Rl/dJUtZLC5CU=; b=pP+PW3mvkGQO4MIJhzeGIibMI9F+BH1ln3geLy6l62EUhLwqPQtxQly+KluTQsRapt UpRIZdn2071J5FqfKsPv5/dTtl3zCtgS7v3au16qJDxygwB8WYiCmU727enHhyb7sgo8 7+HGccBGQGRfF4DtkJiK5GgWVPqQVzoA1XbSm553E0qEqlCLM6XeiA/VeaMmRJB0wNf9 IX7nDQkuPpnK0rVDrCi7q6XrtVYknIpy3OxECvr41URJN1891KeDdFtg4mPxC2lbgT47 tAUcyx1i8Z3aJV+5/pGO0r5AcC9qgWCoMBLJ3BJ1yr/RX9Db4sjYMKfuiq+vIgESVbQA /1dQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1751297347; x=1751902147; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=84zKQCvKoHSWIwpx/K6wMVzmeocb04Rl/dJUtZLC5CU=; b=MyeRR4BW8HzeSi2vB52gMpnxAyU9SmG4ON5vnqmbOlo9gMDjLcBMB1UQzhVdhxeVAL f82txyMO0jMYfl2Cr7PA8FYIwhMwGEGYmJqkqq1nfGWbkAgwqYT6jhn8y/JKgcmpjvlR XqIXNgA8SJD0EL2uc58zXWUJpje1OoPN6ntUeddcTEAKBBMBKPP1VUzSTT5/sYUsmsHA MLSdgIccmXih5RQzMxqSpYEBinv59ujYQTVQ87AjBF8tGN9574Q4iQqbM+Pgt/lyOUBG 7hFMrLQ2jv1RdIMaHCPIkI6HFdpvM8LeC9FghvSabBkuBANhh0Zn9GWwUEnbsrMye0yF oz0A== X-Gm-Message-State: AOJu0YwrJZFPGapZXofEkrPVCgpvl3rgZQ3mkc8sxJXsFZKCI+8Uu0JU 27KEA1Jb1GbiY0aBC7hN4tBfqNYM38za5FCrCake3fBJQ0GPdccFyKpqJv5RBvhCsEEO/gG8uEn TiOCN X-Gm-Gg: ASbGnctv7QNRjc03iqe3g/2i827m8R04Bqtg38qbly/SHIzlTB4vzdbB8wvTE/+JM82 9X0h+d+nkQETyKEvWsfWecXA61K3TNQCuJxPFwj/7434o7oTZu8BDE8GrFveFYQdDlAi3vqQwHq /+G03n4qKw43GsrsJb8mdQKZY0TTo+oMDRyR66ClIqG1i5OesnxxyrV5KvPa3LZ7ZQ0HPUZlkCg IZwWv3LtXvpZfeu1lqTi87bJbgNkKbdun3qX8+JS9z9a+e5TiFqe1SS+eaqjyRhK4HUCfi5/Qhg Y1AxjoRVO/Rj82r4slzQICNTKgSWSRA7HZLX16n6IlVGj/MsNwhXYXDVOySS4GT6QTX2OwNhpwe IHj2N X-Google-Smtp-Source: AGHT+IFoKniVh+6fObNxOIkEMKc1YTSkW7rCpHZaxH8NLrWE3ditynHgUEArmSKHvaRO2FqERRvDVQ== X-Received: by 2002:a05:6870:9496:b0:29e:3c8d:61a0 with SMTP id 586e51a60fabf-2efed44d8fdmr9096424fac.8.1751297347027; Mon, 30 Jun 2025 08:29:07 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Cc: Pierrick Bouvier Subject: [PULL 11/29] tcg/optimize: Build and use zero, one and affected bits in fold_orc Date: Mon, 30 Jun 2025 09:28:37 -0600 Message-ID: <20250630152855.148018-12-richard.henderson@linaro.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20250630152855.148018-1-richard.henderson@linaro.org> References: <20250630152855.148018-1-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=2001:4860:4864:20::2d; envelope-from=richard.henderson@linaro.org; helo=mail-oa1-x2d.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: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @linaro.org) X-ZM-MESSAGEID: 1751297597219116600 Content-Type: text/plain; charset="utf-8" Reviewed-by: Pierrick Bouvier Signed-off-by: Richard Henderson --- tcg/optimize.c | 11 +++++++++-- 1 file changed, 9 insertions(+), 2 deletions(-) diff --git a/tcg/optimize.c b/tcg/optimize.c index ce065d0e22..795f1c900e 100644 --- a/tcg/optimize.c +++ b/tcg/optimize.c @@ -2287,7 +2287,7 @@ static bool fold_or(OptContext *ctx, TCGOp *op) =20 static bool fold_orc(OptContext *ctx, TCGOp *op) { - uint64_t s_mask; + uint64_t z_mask, o_mask, s_mask, a_mask; TempOptInfo *t1, *t2; =20 if (fold_const2(ctx, op) || @@ -2318,8 +2318,15 @@ static bool fold_orc(OptContext *ctx, TCGOp *op) } =20 t1 =3D arg_info(op->args[1]); + + z_mask =3D t1->z_mask | ~t2->o_mask; + o_mask =3D t1->o_mask | ~t2->z_mask; s_mask =3D t1->s_mask & t2->s_mask; - return fold_masks_s(ctx, op, s_mask); + + /* Affected bits are those not known one, masked by those known one. */ + a_mask =3D ~t1->o_mask & t2->o_mask; + + return fold_masks_zosa(ctx, op, z_mask, o_mask, s_mask, a_mask); } =20 static bool fold_qemu_ld_1reg(OptContext *ctx, TCGOp *op) --=20 2.43.0