From patchwork Thu Aug 24 09:23:56 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Song Gao X-Patchwork-Id: 1825232 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@legolas.ozlabs.org Authentication-Results: legolas.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=patchwork.ozlabs.org) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-ECDSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by legolas.ozlabs.org (Postfix) with ESMTPS id 4RWd7j4K8nz1ygJ for ; Thu, 24 Aug 2023 19:29:05 +1000 (AEST) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1qZ6ap-0005th-Nu; Thu, 24 Aug 2023 05:25:31 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1qZ6aB-00042z-VS for qemu-devel@nongnu.org; Thu, 24 Aug 2023 05:24:57 -0400 Received: from mail.loongson.cn ([114.242.206.163]) by eggs.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1qZ6a9-0003gZ-6e for qemu-devel@nongnu.org; Thu, 24 Aug 2023 05:24:51 -0400 Received: from loongson.cn (unknown [10.2.5.185]) by gateway (Coremail) with SMTP id _____8AxV_HEIedkcXkbAA--.56609S3; Thu, 24 Aug 2023 17:24:20 +0800 (CST) Received: from localhost.localdomain (unknown [10.2.5.185]) by localhost.localdomain (Coremail) with SMTP id AQAAf8DxJ826IedkJjhiAA--.40637S20; Thu, 24 Aug 2023 17:24:19 +0800 (CST) From: Song Gao To: qemu-devel@nongnu.org Cc: stefanha@redhat.com, richard.henderson@linaro.org, Jiajie Chen , =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= Subject: [PULL 18/31] target/loongarch: Sign extend results in VA32 mode Date: Thu, 24 Aug 2023 17:23:56 +0800 Message-Id: <20230824092409.1492470-19-gaosong@loongson.cn> X-Mailer: git-send-email 2.39.1 In-Reply-To: <20230824092409.1492470-1-gaosong@loongson.cn> References: <20230824092409.1492470-1-gaosong@loongson.cn> MIME-Version: 1.0 X-CM-TRANSID: AQAAf8DxJ826IedkJjhiAA--.40637S20 X-CM-SenderInfo: 5jdr20tqj6z05rqj20fqof0/ X-Coremail-Antispam: 1Uk129KBjDUn29KB7ZKAUJUUUUU529EdanIXcx71UUUUU7KY7 ZEXasCq-sGcSsGvfJ3UbIjqfuFe4nvWSU5nxnvy29KBjDU0xBIdaVrnUUvcSsGvfC2Kfnx nUUI43ZEXa7xR_UUUUUUUUU== Received-SPF: pass client-ip=114.242.206.163; envelope-from=gaosong@loongson.cn; helo=mail.loongson.cn X-Spam_score_int: -18 X-Spam_score: -1.9 X-Spam_bar: - X-Spam_report: (-1.9 / 5.0 requ) BAYES_00=-1.9, 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: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org From: Jiajie Chen In VA32 mode, BL, JIRL and PC* instructions should sign-extend the low 32 bit result to 64 bits. Signed-off-by: Jiajie Chen Reviewed-by: Richard Henderson Signed-off-by: Song Gao Reviewed-by: Philippe Mathieu-Daudé Message-ID: <20230822032724.1353391-7-gaosong@loongson.cn> Message-Id: <20230822071959.35620-1-philmd@linaro.org> --- target/loongarch/translate.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/target/loongarch/translate.c b/target/loongarch/translate.c index 9a23ec786d..de7c1c5d1f 100644 --- a/target/loongarch/translate.c +++ b/target/loongarch/translate.c @@ -238,6 +238,9 @@ static TCGv make_address_i(DisasContext *ctx, TCGv base, target_long ofs) static uint64_t make_address_pc(DisasContext *ctx, uint64_t addr) { + if (ctx->va32) { + addr = (int32_t)addr; + } return addr; }