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 X-Spam-Level: X-Spam-Status: No, score=-18.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 76BF1C48BE6 for ; Mon, 14 Jun 2021 08:40:06 +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 344A16128B for ; Mon, 14 Jun 2021 08:40:06 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 344A16128B Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=linaro.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:42548 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1lsi8b-0004uy-Ae for qemu-devel@archiver.kernel.org; Mon, 14 Jun 2021 04:40:05 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:45990) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lsi6i-00025E-B7 for qemu-devel@nongnu.org; Mon, 14 Jun 2021 04:38:08 -0400 Received: from mail-pj1-x102e.google.com ([2607:f8b0:4864:20::102e]:53099) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1lsi6f-0003Uz-Vh for qemu-devel@nongnu.org; Mon, 14 Jun 2021 04:38:08 -0400 Received: by mail-pj1-x102e.google.com with SMTP id h16so9287434pjv.2 for ; Mon, 14 Jun 2021 01:38:04 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:subject:date:message-id:in-reply-to:references:mime-version :content-transfer-encoding; bh=czDgvGtAgl/3pReno00NuxkKPkp4f3cviydaeOt2DuE=; b=AmJdjpiQE/03GbrJ97n12EmYqIvppOd6KUP90GSOEioPT7yOtYGzndiFUVSlJRxXXI 41QRlDKMt91a9RBWqOd7mNx+qhVM+7G3oGUaj3KqNNROvAy5Uw2czc6NEJS/hhP+tlpW lMOApwIegXuRi+CQgHmtF+SHPIfXakjWvaVfsaVKmN2s906OT2ALXvItH9LmuALVdsoL POMSrN4C2fUI8N8EdWTCA3H81dgucE9Ia+8+pzEHnBBY9ZVYZWVuRVyv9xT1Gk+nzUMa tpfw7bfQ/JZdiqmrzAs64f8qDKOBTsE/frlXRDDM7y2SkHNFHQffcrqsNxszw0cLFj2u wCZg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=czDgvGtAgl/3pReno00NuxkKPkp4f3cviydaeOt2DuE=; b=ZP1d4PHWQ9L37t9gkkc7Kd/AUYroyfXQZA3z5soigBi8nJGzRMwZl//fBDm5gWF99D N3nZOgqrKaOQcSaK63iDMdq+w1oLnK3BixneZaxXxGl8ftcSSB26OmqtCcWCuKurB09L Si7SPhqht8y9oM9memol4bEJDqZ3HweYyfUQWLxfPZQc2UC5/U13Kf/jLdVgGxBiwrBg UIPX34qoEfr9jxm0FpilyUpxXDTIQ9/otw4wDZ5s2Yap5yZHrEcVPJlVIk4H9VxBgWWz wqn6SBMMyjZ2MomauRF1PxRHhQ4rqYeGgR0MLE9L/XYRuJM1I3fFH8dPpLoTLMrNkG6l iXaQ== X-Gm-Message-State: AOAM532JGzDkA/QSaATrGGuo9gh1sp03TkmAidmjef1qe47Ml82X5A9z zDpqajs6JTF9oPUZWkyyyf41FeMQASBcQw== X-Google-Smtp-Source: ABdhPJwOaHXfFBZ55W/9U+2q0lfP7H+mvc/oV2f3ybshJCw6V/Y2DGY5+tzgO881Wl/yy+Rzrydt5Q== X-Received: by 2002:a17:902:e843:b029:109:4dbc:d4ed with SMTP id t3-20020a170902e843b02901094dbcd4edmr15772954plg.74.1623659883598; Mon, 14 Jun 2021 01:38:03 -0700 (PDT) Received: from localhost.localdomain (174-21-70-228.tukw.qwest.net. [174.21.70.228]) by smtp.gmail.com with ESMTPSA id h20sm2242022pfh.24.2021.06.14.01.38.03 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 14 Jun 2021 01:38:03 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Subject: [PATCH 03/28] tcg/aarch64: Support bswap flags Date: Mon, 14 Jun 2021 01:37:35 -0700 Message-Id: <20210614083800.1166166-4-richard.henderson@linaro.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20210614083800.1166166-1-richard.henderson@linaro.org> References: <20210614083800.1166166-1-richard.henderson@linaro.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=2607:f8b0:4864:20::102e; envelope-from=richard.henderson@linaro.org; helo=mail-pj1-x102e.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: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Signed-off-by: Richard Henderson --- tcg/aarch64/tcg-target.c.inc | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/tcg/aarch64/tcg-target.c.inc b/tcg/aarch64/tcg-target.c.inc index 27cde314a9..f72218b036 100644 --- a/tcg/aarch64/tcg-target.c.inc +++ b/tcg/aarch64/tcg-target.c.inc @@ -2187,12 +2187,24 @@ static void tcg_out_op(TCGContext *s, TCGOpcode opc, tcg_out_rev64(s, a0, a1); break; case INDEX_op_bswap32_i64: + tcg_out_rev32(s, a0, a1); + if (a2 & TCG_BSWAP_OS) { + tcg_out_sxt(s, TCG_TYPE_I64, MO_32, a0, a0); + } + break; case INDEX_op_bswap32_i32: tcg_out_rev32(s, a0, a1); break; case INDEX_op_bswap16_i64: case INDEX_op_bswap16_i32: tcg_out_rev16(s, a0, a1); + if (a2 & TCG_BSWAP_OS) { + /* Output must be sign-extended. */ + tcg_out_sxt(s, ext, MO_16, a0, a0); + } else if ((a2 & (TCG_BSWAP_IZ | TCG_BSWAP_OZ)) == TCG_BSWAP_OZ) { + /* Output must be zero-extended, but input isn't. */ + tcg_out_uxt(s, MO_16, a0, a0); + } break; case INDEX_op_ext8s_i64: -- 2.25.1