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[174.21.75.75]) by smtp.gmail.com with ESMTPSA id b8sm5228232pfv.56.2021.10.28.21.37.10 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 28 Oct 2021 21:37:11 -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=94vBg5DwrKjzYyc2SPZ2xHl0Qntly4eUJLdtjM2QYhE=; b=EFvuCQf7bwDhPujdAHJj7zLgu03KSX9ztFCbmuYqc+PstihIU6GR5uZHN9FmGxg3Wi HntpobfWaQOp4c02bDDKNz4PIawuAECmu+vMOuTd/PLvTZPsXDkzt9qX3iZmcTqJSJS0 czRqeW/X5BrpgDfwS/uDF2PXO7l97ZMO6dfanWd51QYt3BN7o78ab1u7fxxVNpdwnwXP LW7bmA3c2VBGeTESBO6uXBwznjIg+JzM1Gw11eBfJeCq7VpiEnE3Ak8xQjo0/wI9mUyA ISS1WHg+4Sr8vcb6aoSAB4DKfLBsySVWhd3IYySx7H0LZ0g0YO7y3vNy9RKpNdAnwdvb 40VQ== 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=94vBg5DwrKjzYyc2SPZ2xHl0Qntly4eUJLdtjM2QYhE=; b=dO2dqPg+oq9MaGPYuo8w1eC+SjXs8av7rbF2nTyGM5wu6Y96v5gB7Oyg0RuM3QGeP0 DjDKUWRNovmVsBT4LzaJqmigW+BZhdKygPquadCmmbdQAdfu04K7LENYN6U0VjPQ6E7P g1clizZOjx+LYib6Q9xkT7aFhY03SVX+ZKNiAKDkFQG0+EyNVUnqXdvCjIhgVxoJJusn hwXdrMNNR/mQIEWlh/YL0+cUD+Cd/gZbDoCKodAPgKPtzTsZ2IuN3uLKk4S9XPUiP43q z3LbQIXbs9ZMMjXXLxITiwkog+hf0h51bpfYU40u4MJMVlXAcP88+7HR4AbDHAqOxKf4 ZyEw== X-Gm-Message-State: AOAM5307k/kKHpcjZgSvv0ac2851OQU/BEwfOriw7wGrLCwTG6+fE4H/ 4K/KQR38ay3D1+EUXUZYx4YE8oieZd7Bmw== X-Google-Smtp-Source: ABdhPJw4nPxjheBg7Q1lm83MmLIbuGvcx+GUmYOUbrisCZ7scK94YzMChGswFMvwGo8I6Kwp09pORA== X-Received: by 2002:a17:90b:4f88:: with SMTP id qe8mr17311357pjb.51.1635482231440; Thu, 28 Oct 2021 21:37:11 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Subject: [PULL v2 50/60] tcg/optimize: Use fold_xi_to_x for mul Date: Thu, 28 Oct 2021 21:33:19 -0700 Message-Id: <20211029043329.1518029-51-richard.henderson@linaro.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20211029043329.1518029-1-richard.henderson@linaro.org> References: <20211029043329.1518029-1-richard.henderson@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2607:f8b0:4864:20::102c; envelope-from=richard.henderson@linaro.org; helo=mail-pj1-x102c.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: , Cc: Luis Pires , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: pass (identity @linaro.org) X-ZM-MESSAGEID: 1635486710084100001 Recognize the identity function for low-part multiply. Suggested-by: Luis Pires Reviewed-by: Luis Pires Reviewed-by: Philippe Mathieu-Daud=C3=A9 Signed-off-by: Richard Henderson --- tcg/optimize.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/tcg/optimize.c b/tcg/optimize.c index 6d795954f2..907049fb06 100644 --- a/tcg/optimize.c +++ b/tcg/optimize.c @@ -1461,7 +1461,8 @@ static bool fold_movcond(OptContext *ctx, TCGOp *op) static bool fold_mul(OptContext *ctx, TCGOp *op) { if (fold_const2(ctx, op) || - fold_xi_to_i(ctx, op, 0)) { + fold_xi_to_i(ctx, op, 0) || + fold_xi_to_x(ctx, op, 1)) { return true; } return false; --=20 2.25.1