From patchwork Thu Oct 8 12:56:57 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Richard Henderson X-Patchwork-Id: 1378573 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: 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=) Authentication-Results: ozlabs.org; dmarc=pass (p=none dis=none) header.from=linaro.org Authentication-Results: ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=linaro.org header.i=@linaro.org header.a=rsa-sha256 header.s=google header.b=QXF5TV0B; dkim-atps=neutral Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 4C6WhQ3LP6z9sRk for ; Fri, 9 Oct 2020 00:07:34 +1100 (AEDT) Received: from localhost ([::1]:38222 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1kQVds-00062z-Di for incoming@patchwork.ozlabs.org; Thu, 08 Oct 2020 09:07:32 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:45450) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1kQVU1-0003sC-1g for qemu-devel@nongnu.org; Thu, 08 Oct 2020 08:57:21 -0400 Received: from mail-oi1-x243.google.com ([2607:f8b0:4864:20::243]:33945) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1kQVTz-0001zb-BX for qemu-devel@nongnu.org; Thu, 08 Oct 2020 08:57:20 -0400 Received: by mail-oi1-x243.google.com with SMTP id n2so6207918oij.1 for ; Thu, 08 Oct 2020 05:57:18 -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=WANLQRCpycKiqrfSXuwWnjHW6iUlbU2o8NExmAhiBGo=; b=QXF5TV0BxmDTyIbxpCbgR2bu7kOgo49+AdaYR4dQ6Ll7eLyjcWRMWncxYC0vCahXw6 KL1PV/e1IAmCFF59wjidHoSKT99d5VfONgQjJDAWmxwvpbiOiOw/68Nj82Pf1gpDALcc FtiCvK6ARNDZhiS8nVv2ifdsWql13zbAV4kg9woy4rVXZR4vSz3uARhPScKM8bO9li04 y0PIDbnfcauk0I4nb+tY0J6xErDCkOlMGLOPeqobJQdBSbgdeW7WHPF40mnLYjZ6o7aA woxIZK7yEjyuRYH5kA30gejs9wqqFIoMZH5kF+LcJDvfemw77qC5bTNAQz+JZG9GhuQ3 1oWw== 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=WANLQRCpycKiqrfSXuwWnjHW6iUlbU2o8NExmAhiBGo=; b=tCw5D1bvuBmFhdmSJWIxISqT4bAtysYBckzSqNKALwaKpcG4zYCZLH0Jam+M7lIL4O H74DSNM8zS5pEDz77d2dZnr+Q8tSsalH7m9JK1P6XabhLTrq9vDRgtBwn7OY2qrjoPHr Adq/gGJhvM/72LL8wkZoxVELf5DXFSEb+gMvyrK2tzhwniZ/Qs43Nkzz+Z+7roUrj1Bi ryo/L0i0i5VOohQi5jnWbpknQjCp1Gy6hgJU5MxfcbNy9OL/lACIMm/+1oQUABSJ43cx 8fvXP2zQuGRui0EIKAekL6SyAXh8+7LnLRz15AMCz271Tnx3Jk1JplKnxv5YNZTGbVh+ ocTg== X-Gm-Message-State: AOAM533rWl7jN85MBa8agsjlne52yCI4/xIEXbtKp+yfThyPojELeQ07 fYMbXouWNfF4MJyiP5Stc3ivpg5Sx5rxmqqT X-Google-Smtp-Source: ABdhPJzMNz47BsNq2eUTd7xppwUyA5V82k4zPp6DD0k1Se9smXfXLm6UBqtjL3U6MtNXHHKTutaLVg== X-Received: by 2002:aca:5058:: with SMTP id e85mr3872845oib.79.1602161837812; Thu, 08 Oct 2020 05:57:17 -0700 (PDT) Received: from localhost.localdomain (168.189-204-159.bestelclientes.com.mx. [189.204.159.168]) by smtp.gmail.com with ESMTPSA id w64sm4701933oig.31.2020.10.08.05.57.16 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 08 Oct 2020 05:57:17 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Subject: [PULL 09/11] tcg/optimize: Fold dup2_vec Date: Thu, 8 Oct 2020 07:56:57 -0500 Message-Id: <20201008125659.49857-10-richard.henderson@linaro.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20201008125659.49857-1-richard.henderson@linaro.org> References: <20201008125659.49857-1-richard.henderson@linaro.org> MIME-Version: 1.0 Received-SPF: pass client-ip=2607:f8b0:4864:20::243; envelope-from=richard.henderson@linaro.org; helo=mail-oi1-x243.google.com X-detected-operating-system: by eggs.gnu.org: No matching host in p0f cache. That's all we know. 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: peter.maydell@linaro.org Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-devel" When the two arguments are identical, this can be reduced to dup_vec or to mov_vec from a tcg_constant_vec. Signed-off-by: Richard Henderson --- tcg/optimize.c | 15 +++++++++++++++ 1 file changed, 15 insertions(+) diff --git a/tcg/optimize.c b/tcg/optimize.c index 53aa8e5329..220f4601d5 100644 --- a/tcg/optimize.c +++ b/tcg/optimize.c @@ -1109,6 +1109,21 @@ void tcg_optimize(TCGContext *s) } goto do_default; + case INDEX_op_dup2_vec: + assert(TCG_TARGET_REG_BITS == 32); + if (arg_is_const(op->args[1]) && arg_is_const(op->args[2])) { + tmp = arg_info(op->args[1])->val; + if (tmp == arg_info(op->args[2])->val) { + tcg_opt_gen_movi(s, op, op->args[0], tmp); + break; + } + } else if (args_are_copies(op->args[1], op->args[2])) { + op->opc = INDEX_op_dup_vec; + TCGOP_VECE(op) = MO_32; + nb_iargs = 1; + } + goto do_default; + CASE_OP_32_64(not): CASE_OP_32_64(neg): CASE_OP_32_64(ext8s):