From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 0BC40C433EF for ; Thu, 21 Oct 2021 21:56:48 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id 9C77A61208 for ; Thu, 21 Oct 2021 21:56:47 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 9C77A61208 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=linaro.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=nongnu.org Received: from localhost ([::1]:33784 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mdg3K-0003Q2-Ka for qemu-devel@archiver.kernel.org; Thu, 21 Oct 2021 17:56:46 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:49326) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mdfJW-00047M-A4 for qemu-devel@nongnu.org; Thu, 21 Oct 2021 17:09:26 -0400 Received: from mail-pj1-x1035.google.com ([2607:f8b0:4864:20::1035]:46859) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1mdfJO-00009M-IO for qemu-devel@nongnu.org; Thu, 21 Oct 2021 17:09:26 -0400 Received: by mail-pj1-x1035.google.com with SMTP id pi19-20020a17090b1e5300b0019fdd3557d3so1487794pjb.5 for ; Thu, 21 Oct 2021 14:09:16 -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=6WqZ25wFq09ydrDs8rqLqB/wSl97QtTO4lZCT5y2bsY=; b=dhVJ/XlcnI3faVwg0Ag3TLDlrxE6mmH5pvPpjfclytL7R6H/ASTcOXRGzx01AmASWH ynHgMedpYqnw+x/YJganGNfCPaY1a+iKh3s3eAaaZOYuHiJ9Zj4NQbqWCUEjleOPpN1R Q2Dp+TSK6N51k69jS8w4YODAQ8vcM+Dhx5uuc8q8BWn9Z4vQIf8sCPjmX4YYktl6Yoi/ D0abC5VsU0rTs7RRk5Xf0FTMCks4TS4l0TuHYXopJLh7TAN3CgLLPcOt3TemzeRv0VPM xPwCAPS5zSd7KvrvH+BhAp7fu0OGJcjBOyLlJ4pWjC1usKOkQEznjLN8GnixHB51VD95 +9bQ== 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=6WqZ25wFq09ydrDs8rqLqB/wSl97QtTO4lZCT5y2bsY=; b=4nrzFfBCJhGLu3RvtvDw23emjaQUE9c+xaJdSt24CF0bFRQEriFwW05RBwcLUHR2bf cetfO/JaSczMTZomgUodXgv15y3R1RMDP6RNfyGs1qckZQT7sFJhlmgjYywFzKmWvnGM rZsBtVLRX0yEnmfMN+4d8f/YeReLP0qF9OrxW9gFLgPis53Nx+1xo8kL7ucV80Lv0tyO MGTZviP1stcEgqUA0WIZLHJEVTcy/zvwEBVfXY40pPbwrHQ8sgXsZnpsqFOp+h7Gsd/4 U53IR9J73njFrIVKX66LU4CDsKY7CYVk5WLFh4169y9wRv60wbN/Bo7HonjwcCZ9DQDx CxXA== X-Gm-Message-State: AOAM533FMlYoGjvYH3rPSDDn/3qbtg/qRb3Al1zfyp5TNVgLRGzAOY6X RScX2N3F89VhWmBd/Tu378Tw4IsbkMA= X-Google-Smtp-Source: ABdhPJw2WQgQlFd9m8VO0TZsS847pyF544/w6wftaCSHINN+2G/l+GJWt+uqWwiStfHMQ86tueyEXQ== X-Received: by 2002:a17:90a:8a8c:: with SMTP id x12mr9425661pjn.44.1634850556014; Thu, 21 Oct 2021 14:09:16 -0700 (PDT) Received: from localhost.localdomain ([71.212.134.125]) by smtp.gmail.com with ESMTPSA id i5sm6258856pgo.36.2021.10.21.14.09.15 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 21 Oct 2021 14:09:15 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Subject: [PATCH v3 46/48] tcg/optimize: Propagate sign info for setcond Date: Thu, 21 Oct 2021 14:05:37 -0700 Message-Id: <20211021210539.825582-47-richard.henderson@linaro.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20211021210539.825582-1-richard.henderson@linaro.org> References: <20211021210539.825582-1-richard.henderson@linaro.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=2607:f8b0:4864:20::1035; envelope-from=richard.henderson@linaro.org; helo=mail-pj1-x1035.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, 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: luis.pires@eldorado.org.br, alex.bennee@linaro.org Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" The result is either 0 or 1, which means that we have a 2 bit signed result, and thus 62 bits of sign. For clarity, use the smask_from_zmask function. Signed-off-by: Richard Henderson --- tcg/optimize.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/tcg/optimize.c b/tcg/optimize.c index d08cf7e4eb..64d3256bbc 100644 --- a/tcg/optimize.c +++ b/tcg/optimize.c @@ -1688,6 +1688,7 @@ static bool fold_setcond(OptContext *ctx, TCGOp *op) } ctx->z_mask = 1; + ctx->s_mask = smask_from_zmask(1); return false; } @@ -1760,6 +1761,7 @@ static bool fold_setcond2(OptContext *ctx, TCGOp *op) } ctx->z_mask = 1; + ctx->s_mask = smask_from_zmask(1); return false; do_setcond_const: -- 2.25.1