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=-16.6 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,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 4470EC433C1 for ; Thu, 25 Mar 2021 03:12:42 +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 CEA02619FE for ; Thu, 25 Mar 2021 03:12:41 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org CEA02619FE Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=quicinc.com Authentication-Results: mail.kernel.org; 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bh=OvmLe0Yid0C0JgLGGQCM9bkWJyjf9VjCz0jCFc1U/lw=; b=vKGYuBZ/NutyjT8NhYwMHYWcmwH4gWvsWBrRKkBxukkP+A7vkqR+tIpE 9A9QAz/BuEILdjMax6w066oRph0L2CbutyoInWvskTYY8C0jIe7vpviL+ fNm/dpjEsG3ctD9r13iYcDV3+Qvmn+vwJVAtOeWRU3o5rUu0p57pnp/lz k=; Received: from unknown (HELO ironmsg04-sd.qualcomm.com) ([10.53.140.144]) by alexa-out-sd-01.qualcomm.com with ESMTP; 24 Mar 2021 19:50:15 -0700 X-QCInternal: smtphost Received: from vu-tsimpson-aus.qualcomm.com (HELO vu-tsimpson1-aus.qualcomm.com) ([10.222.150.1]) by ironmsg04-sd.qualcomm.com with ESMTP; 24 Mar 2021 19:50:12 -0700 Received: by vu-tsimpson1-aus.qualcomm.com (Postfix, from userid 47164) id BC5F37DC; Wed, 24 Mar 2021 21:50:11 -0500 (CDT) From: Taylor Simpson To: qemu-devel@nongnu.org Subject: [PATCH 01/15] Hexagon (target/hexagon) TCG generation cleanup Date: Wed, 24 Mar 2021 21:49:56 -0500 Message-Id: <1616640610-17319-2-git-send-email-tsimpson@quicinc.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1616640610-17319-1-git-send-email-tsimpson@quicinc.com> References: <1616640610-17319-1-git-send-email-tsimpson@quicinc.com> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=199.106.114.38; envelope-from=tsimpson@qualcomm.com; helo=alexa-out-sd-01.qualcomm.com X-Spam_score_int: -40 X-Spam_score: -4.1 X-Spam_bar: ---- X-Spam_report: (-4.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, HEADER_FROM_DIFFERENT_DOMAINS=0.249, RCVD_IN_DNSWL_MED=-2.3, 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: ale@rev.ng, philmd@redhat.com, tsimpson@quicinc.com, richard.henderson@linaro.org, bcain@quicinc.com Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Simplify TCG generation of hex_reg_written Address feedback from Richard Henderson Signed-off-by: Taylor Simpson --- target/hexagon/genptr.c | 12 +++++++++--- 1 file changed, 9 insertions(+), 3 deletions(-) diff --git a/target/hexagon/genptr.c b/target/hexagon/genptr.c index 7481f4c..349b949 100644 --- a/target/hexagon/genptr.c +++ b/target/hexagon/genptr.c @@ -43,9 +43,15 @@ static inline void gen_log_predicated_reg_write(int rnum, TCGv val, int slot) tcg_gen_movcond_tl(TCG_COND_EQ, hex_new_value[rnum], slot_mask, zero, val, hex_new_value[rnum]); #if HEX_DEBUG - /* Do this so HELPER(debug_commit_end) will know */ - tcg_gen_movcond_tl(TCG_COND_EQ, hex_reg_written[rnum], slot_mask, zero, - one, hex_reg_written[rnum]); + /* + * Do this so HELPER(debug_commit_end) will know + * + * Note that slot_mask indicates the value is not written + * (i.e., slot was cancelled), so we create a true/false value before + * or'ing with hex_reg_written[rnum]. + */ + tcg_gen_setcond_tl(TCG_COND_EQ, slot_mask, slot_mask, zero); + tcg_gen_or_tl(hex_reg_written[rnum], hex_reg_written[rnum], slot_mask); #endif tcg_temp_free(one); -- 2.7.4