From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from eggs.gnu.org (eggs.gnu.org [IPv6:2001:470:142:3::10]) by sourceware.org (Postfix) with ESMTPS id 4897C3858D32 for ; Wed, 27 Dec 2023 09:18:43 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org 4897C3858D32 Authentication-Results: sourceware.org; dmarc=none (p=none dis=none) header.from=loongson.cn Authentication-Results: sourceware.org; spf=fail smtp.mailfrom=loongson.cn ARC-Filter: OpenARC Filter v1.0.0 sourceware.org 4897C3858D32 Authentication-Results: server2.sourceware.org; arc=none smtp.remote-ip=2001:470:142:3::10 ARC-Seal: i=1; a=rsa-sha256; d=sourceware.org; s=key; t=1703668725; cv=none; b=Xzs21Fqmcg1zMF1SdFaEju3ghveGowK3Z8hqW/A0CDUMR0EkJH5nQTEDCMi1OiMHMARMFjL63LQrUonkfvpU/qa6IexxHr6RlHSvbm/8VLGObPFY2iQl3/41AyOp9UCyi6RsdxN4hiDo2t1XuyB9sg+sEUMVKV05GbPuIWETze0= ARC-Message-Signature: i=1; a=rsa-sha256; d=sourceware.org; s=key; t=1703668725; c=relaxed/simple; bh=qIaN9la5zO5OXi72KZR2rYQT/VBtMowC34/Q4TIaomo=; h=Subject:To:From:Message-ID:Date:MIME-Version; b=B6JYR7BdRwrZYWksWjA8o7eP0mY9czPIRPzibUqPlZN//4UZFxYnlDalIHZFLtUEKqVSQqUNV8eAGwRjxsIooZUcadkAF5jUDLKVu2KpEOKYWWwiB5lgOREKyPHVEPN/q45KveMgJv925qOLtdo+/nHqH0eXckgBAs99maPdUME= ARC-Authentication-Results: i=1; server2.sourceware.org Received: from mail.loongson.cn ([114.242.206.163]) by eggs.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1rIQ3i-0002UX-TJ for gcc-patches@gcc.gnu.org; Wed, 27 Dec 2023 04:18:42 -0500 Received: from loongson.cn (unknown [10.20.4.107]) by gateway (Coremail) with SMTP id _____8DxBOvj64tlxfkEAA--.19629S3; Wed, 27 Dec 2023 17:18:27 +0800 (CST) Received: from [10.20.4.107] (unknown [10.20.4.107]) by localhost.localdomain (Coremail) with SMTP id AQAAf8Cx2r3h64tlHo8MAA--.16359S3; Wed, 27 Dec 2023 17:18:25 +0800 (CST) Subject: Re: [PATCH 0/2] When cmodel=extreme, add macro support and only To: gcc-patches@gcc.gnu.org Cc: xry111@xry111.site, i@xen0n.name, xuchenghua@loongson.cn References: <20231227084654.20614-1-chenglulu@loongson.cn> From: chenglulu Message-ID: <10d50be6-4f2b-b808-28bf-76b54e397886@loongson.cn> Date: Wed, 27 Dec 2023 17:18:25 +0800 User-Agent: Mozilla/5.0 (X11; Linux loongarch64; rv:68.0) Gecko/20100101 Thunderbird/68.7.0 MIME-Version: 1.0 In-Reply-To: <20231227084654.20614-1-chenglulu@loongson.cn> Content-Type: text/plain; charset=gbk; format=flowed Content-Transfer-Encoding: 8bit Content-Language: en-US X-CM-TRANSID:AQAAf8Cx2r3h64tlHo8MAA--.16359S3 X-CM-SenderInfo: xfkh0wpoxo3qxorr0wxvrqhubq/ X-Coremail-Antispam: 1Uk129KBj93XoW7tF1fGFW3Ww47Kr4Duw15Awc_yoW8ArW7pr y7ZFs8Gr4rG392y3Z7Ja45Zr43AFsag3ya93Wayry8Ca1UXr42vFyrK39rtFn8Ga1DJ34F qF1fua4DX3Z8JacCm3ZEXasCq-sJn29KB7ZKAUJUUUU8529EdanIXcx71UUUUU7KY7ZEXa sCq-sGcSsGvfJ3Ic02F40EFcxC0VAKzVAqx4xG6I80ebIjqfuFe4nvWSU5nxnvy29KBjDU 0xBIdaVrnRJUUUvIb4IE77IF4wAFF20E14v26r1j6r4UM7CY07I20VC2zVCF04k26cxKx2 IYs7xG6rWj6s0DM7CIcVAFz4kK6r1Y6r17M28lY4IEw2IIxxk0rwA2F7IY1VAKz4vEj48v e4kI8wA2z4x0Y4vE2Ix0cI8IcVAFwI0_Gr0_Xr1l84ACjcxK6xIIjxv20xvEc7CjxVAFwI 0_Gr0_Cr1l84ACjcxK6I8E87Iv67AKxVW8Jr0_Cr1UM28EF7xvwVC2z280aVCY1x0267AK xVW8Jr0_Cr1UM2AIxVAIcxkEcVAq07x20xvEncxIr21l57IF6xkI12xvs2x26I8E6xACxx 1l5I8CrVACY4xI64kE6c02F40Ex7xfMcIj6xIIjxv20xvE14v26r106r15McIj6I8E87Iv 67AKxVW8JVWxJwAm72CE4IkC6x0Yz7v_Jr0_Gr1lF7xvr2IY64vIr41lc7I2V7IY0VAS07 AlzVAYIcxG8wCF04k20xvY0x0EwIxGrwCFx2IqxVCFs4IE7xkEbVWUJVW8JwC20s026c02 F40E14v26r1j6r18MI8I3I0E7480Y4vE14v26r106r1rMI8E67AF67kF1VAFwI0_JF0_Jw 1lIxkGc2Ij64vIr41lIxAIcVC0I7IYx2IY67AKxVWUJVWUCwCI42IY6xIIjxv20xvEc7Cj xVAFwI0_Jr0_Gr1lIxAIcVCF04k26cxKx2IYs7xG6r1j6r1xMIIF0xvEx4A2jsIE14v26r 4j6F4UMIIF0xvEx4A2jsIEc7CjxVAFwI0_Gr0_Gr1UYxBIdaVFxhVjvjDU0xZFpf9x07jn UUUUUUUU= Received-SPF: pass client-ip=114.242.206.163; envelope-from=chenglulu@loongson.cn; helo=mail.loongson.cn X-Spam_score_int: -6 X-Spam_score: -0.7 X-Spam_bar: / X-Spam_report: (-0.7 / 5.0 requ) BAYES_00=-1.9,MIME_CHARSET_FARAWAY=2.45,NICE_REPLY_A=-1.197,SPF_HELO_NONE=0.001,SPF_PASS=-0.001,T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-Spam-Status: No, score=-6.3 required=5.0 tests=BAYES_00,KAM_DMARC_STATUS,KAM_SHORT,MIME_CHARSET_FARAWAY,NICE_REPLY_A,SPF_FAIL,SPF_HELO_PASS,TXREP,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on server2.sourceware.org List-Id: ÔÚ 2023/12/27 ÏÂÎç4:46, Lulu Cheng дµÀ: > When cmodel=extreme, since the symbol address is obtained through four instructions, > errors may occur in some cases during linking. Therefore, in order to ensure that > the instructions for obtaining the symbol address are together, macro instructions > are used to obtain the symbol address when cmodel=extreme. > > https://github.com/loongson/la-abi-specs/blob/release/laelf.adoc#extreme-code-model > There are some problems with the test case changes, I will fix them in the v2 version. > Lulu Cheng (2): > LoongArch: Add the macro implementation of mcmodel=extreme. > LoongArch: When the code model is extreme, the symbol address is > obtained through macro instructions regardless of the value of > -mexplicit-relocs. > > gcc/config/loongarch/loongarch.cc | 25 +++++----- > gcc/config/loongarch/loongarch.md | 47 ++++++++++++++++++- > gcc/config/loongarch/predicates.md | 14 ++++++ > .../gcc.target/loongarch/attr-model-1.c | 2 +- > .../gcc.target/loongarch/attr-model-2.c | 2 +- > .../gcc.target/loongarch/attr-model-3.c | 2 +- > .../gcc.target/loongarch/attr-model-4.c | 2 +- > .../loongarch/func-call-extreme-1.c | 6 +-- > .../loongarch/func-call-extreme-2.c | 6 +-- > .../loongarch/func-call-extreme-3.c | 6 +-- > .../loongarch/func-call-extreme-4.c | 6 +-- > .../loongarch/func-call-extreme-5.c | 7 +++ > .../loongarch/func-call-extreme-6.c | 7 +++ > 13 files changed, 102 insertions(+), 30 deletions(-) > create mode 100644 gcc/testsuite/gcc.target/loongarch/func-call-extreme-5.c > create mode 100644 gcc/testsuite/gcc.target/loongarch/func-call-extreme-6.c >