From patchwork Tue Apr 15 19:22:40 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Richard Henderson X-Patchwork-Id: 881237 Delivered-To: patch@linaro.org Received: by 2002:adf:f902:0:b0:38f:210b:807b with SMTP id b2csp625984wrr; Tue, 15 Apr 2025 12:34:58 -0700 (PDT) X-Forwarded-Encrypted: i=2; AJvYcCU9Ey+3DumX3mBlAcbmO79EyPiRFqJ5ZK6zEkfF4EjnhauxNSfrngs5zLcEaHxUj162rA/pJQ==@linaro.org X-Google-Smtp-Source: AGHT+IHall4eEXi3XTNUjfTWrieOotQxAdz5dpYU0ZwHJ8akviERPHzs1jw3hfcf7f6vDheQZ84i X-Received: by 2002:ac8:5a87:0:b0:476:6e2e:58b with SMTP id d75a77b69052e-47ad3af6062mr9244151cf.49.1744745698214; Tue, 15 Apr 2025 12:34:58 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1744745698; cv=none; d=google.com; s=arc-20240605; b=CaK2GdUF4zUjaGs9ApwoEQu06yYwd9b6bPDs/gRyzrAQpGpRyez1n/G2ETsq25EoGk qI2tKEz3iEMW7BvIJIsyr/TDajMQj+QfqltkRDYMM6dSLCNSaoZksji9L0GGBIX3C5Tq Ak1Pj5dwfeeHk+YZq2DbeZ+1Y5iwWNg/XmmiBXKLU+vNjx1SSwkIGyfuDRtsh9DPEGh0 g6HqQpqPKmRr85iEwkeVuly6Pcpwdis8KEc+ai3d1fYemEhZ0h1zHCq4Eh6EGUVo3ydi Mn+0+OS90v2+gftIq+G9Z0K1T1iSkWUAnE17x9NEx4D8EZEwcQY5c03+zT5iDEzVgoBB p32Q== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20240605; h=sender:errors-to:list-subscribe:list-help:list-post:list-archive :list-unsubscribe:list-id:precedence:content-transfer-encoding :mime-version:references:in-reply-to:message-id:date:subject:cc:to :from:dkim-signature; bh=72cGlcfTXUkZ8eDE1OmXiJGkbM/2dDEjFpS0ZCtWDGw=; fh=kQadAhxV42GJ3cd2VUw1RyURv/zJQGvmUdF7iLEVTtc=; b=ZW7otb900F9zyju11V51bq84/C6OPwbxsbqCNMzLDZhvX3hO8DN1F3ta5ES0tOZXk/ 9cyx4yMzDnd8+4d15WW5Un7VY2Ik3AwfQ0IOXd2b3cy96ihGCywXMPoiQNtmMAISDBOK PuBcb/jXdXSkWgSfTcBA4MuBptAW9Si3yO5tgFlxLyfkMiZo499UncAXMG2MTdtnDoWa 3he2ur0JRcq91AyHbgxhvZd/aUtjCfzRcQsDFL0426D+RxBfyRvE2NWXAfzLtTO8U8Uo RWKI6BIragHdafdpP6nsxRxHHnHqGDd/D6w6pFduhyc3Di8mTHYOBOe5TbekWJH9n+EU DL7g==; dara=google.com ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@linaro.org header.s=google header.b=caJEjwE4; spf=pass (google.com: domain of qemu-devel-bounces+patch=linaro.org@nongnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom="qemu-devel-bounces+patch=linaro.org@nongnu.org"; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=linaro.org; dara=neutral header.i=@linaro.org Return-Path: Received: from lists.gnu.org (lists.gnu.org. [209.51.188.17]) by mx.google.com with ESMTPS id d75a77b69052e-4796edeb9d1si120165481cf.603.2025.04.15.12.34.58 for (version=TLS1_2 cipher=ECDHE-ECDSA-CHACHA20-POLY1305 bits=256/256); Tue, 15 Apr 2025 12:34:58 -0700 (PDT) Received-SPF: pass (google.com: domain of qemu-devel-bounces+patch=linaro.org@nongnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; Authentication-Results: mx.google.com; dkim=pass header.i=@linaro.org header.s=google header.b=caJEjwE4; spf=pass (google.com: domain of qemu-devel-bounces+patch=linaro.org@nongnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom="qemu-devel-bounces+patch=linaro.org@nongnu.org"; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=linaro.org; dara=neutral header.i=@linaro.org Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1u4luU-0008RO-MY; Tue, 15 Apr 2025 15:25:30 -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 1u4luS-0008QH-VE for qemu-devel@nongnu.org; Tue, 15 Apr 2025 15:25:28 -0400 Received: from mail-pl1-x630.google.com ([2607:f8b0:4864:20::630]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1u4luP-0007wM-C8 for qemu-devel@nongnu.org; Tue, 15 Apr 2025 15:25:27 -0400 Received: by mail-pl1-x630.google.com with SMTP id d9443c01a7336-2241053582dso82577335ad.1 for ; Tue, 15 Apr 2025 12:25:24 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1744745123; x=1745349923; 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=72cGlcfTXUkZ8eDE1OmXiJGkbM/2dDEjFpS0ZCtWDGw=; b=caJEjwE4gruAfiKJ7kIbyf7ffM3ZjOMYSdqi5alZItpNruK2XPClaMvVyb7vUeN2VC kPh3DlVyFMOeyTHlF8MWkFdjSanw++H5dLksYuVM/CjwOHBpWjfDA5v89dd88OzT/6C0 sR5rb67WnJQO/RxHaH1dO/7qFOdwqKf2mzTRJ44B3HfaZqhTsb6C2kyvdc08NP6L9J0j rqVQlRYcpYnmo2kNhPXROm80p/kNpNaoHkcPSC5DuNWl9u6mDRt27qzT8svyRMPSJUzS hCuh33TNgUrPgbHAcPzS+lxsV+3EojYTCu4XV71n/UxviD0sop2rBg2JN3V+Bc6o8/eV m2qg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1744745123; x=1745349923; 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=72cGlcfTXUkZ8eDE1OmXiJGkbM/2dDEjFpS0ZCtWDGw=; b=cdOLW2MZt/jPJ4Ml4GrCTIyrwiYYLcOD7vQYvpltKixzmmpzpKhnYC0gwfyh4aQ8q5 OGuYuVg0lU+uzezkTozZSyE+Yms65kyUdsem8Iw+Rt5maT2VSVUPXIh0mskx6lrjf/6P uAvpy5EMwpQrkXdvBPMbQfaePCdZyRHo+y7F2xfbW6jRkXPdm3Gh5h0bpJX1Jk5LYxqG c8CZCvdpUAhtMCl8qdfv1QF0Z+gjVh/1wPXuIAseav7pwPsWSeNpimg/zdwm4GKXHG5I wHC7bCa+xKX0hVTJ5YgdYkgH/RRp/d0eeBUHjs2KcUKuUUoOlj5nOIq9JjwmzQ7xtxG2 iHvA== X-Gm-Message-State: AOJu0YwZDhi46iCY8zzj+M+ugUuY+LUnNuxpd6icMQdm5rN1WVUJ9J6F lLRhCW4c/GaI5FD0W6mzueoS6d4aX5DxJzD0QZE9XJ5PHt8AUfOqMJmXJopKfaOrlGwIDqHPFP2 6 X-Gm-Gg: ASbGnctBdyzkRj1jnb+VQ3GVhvWJ2LZyMYHk2iAn0eusn4zKbP+L15rD79UdaK0A7X6 7ODpBscpZGkpR6/IneHV59B7ypYLWkDw3OhDxeHzc0V2q8RPo4PT+qZINVAPMgJflMCmfYC8PfV dE61scjdOYva5au2wTjL2UPI++UoVwOpBFAnUve0+PhaNrq9QPVLDHRZiBJottD04CktfUTk5YN hpUX+M5Oa824cuGQGBAeSCN/9OZXWDefcUWivHcY8KftvzgQn5+OuizYV7IMbYRwyOsxz9lK0NQ BNTrjCxELIUr442Uv4Twe2TbykXtrQpDee8Px0rWtB3fzHRvL7GxZI90NYbs+agcU1EQNOJQSg4 W1cZVgA8eQQ== X-Received: by 2002:a17:902:d490:b0:220:be86:a421 with SMTP id d9443c01a7336-22c31a8dc2cmr4643215ad.38.1744745123506; Tue, 15 Apr 2025 12:25:23 -0700 (PDT) Received: from stoup.. (71-212-47-143.tukw.qwest.net. [71.212.47.143]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-73bd22f82ebsm9225124b3a.92.2025.04.15.12.25.22 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 15 Apr 2025 12:25:23 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Cc: =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= Subject: [PATCH v4 009/163] tcg/optimize: Fold andc with immediate to and Date: Tue, 15 Apr 2025 12:22:40 -0700 Message-ID: <20250415192515.232910-10-richard.henderson@linaro.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20250415192515.232910-1-richard.henderson@linaro.org> References: <20250415192515.232910-1-richard.henderson@linaro.org> MIME-Version: 1.0 Received-SPF: pass client-ip=2607:f8b0:4864:20::630; envelope-from=richard.henderson@linaro.org; helo=mail-pl1-x630.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+patch=linaro.org@nongnu.org Sender: qemu-devel-bounces+patch=linaro.org@nongnu.org Reviewed-by: Philippe Mathieu-Daudé Signed-off-by: Richard Henderson --- tcg/optimize.c | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) diff --git a/tcg/optimize.c b/tcg/optimize.c index f217ed9366..0b84d97051 100644 --- a/tcg/optimize.c +++ b/tcg/optimize.c @@ -1331,6 +1331,25 @@ static bool fold_andc(OptContext *ctx, TCGOp *op) t2 = arg_info(op->args[2]); z_mask = t1->z_mask; + if (ti_is_const(t2)) { + /* Fold andc r,x,i to and r,x,~i. */ + switch (ctx->type) { + case TCG_TYPE_I32: + case TCG_TYPE_I64: + op->opc = INDEX_op_and; + break; + case TCG_TYPE_V64: + case TCG_TYPE_V128: + case TCG_TYPE_V256: + op->opc = INDEX_op_and_vec; + break; + default: + g_assert_not_reached(); + } + op->args[2] = arg_new_constant(ctx, ~ti_const_val(t2)); + return fold_and(ctx, op); + } + /* * Known-zeros does not imply known-ones. Therefore unless * arg2 is constant, we can't infer anything from it.