From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail.loongson.cn (mail.loongson.cn [114.242.206.163]) by sourceware.org (Postfix) with ESMTP id 0716A3858C42 for ; Fri, 26 Apr 2024 07:20:44 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org 0716A3858C42 Authentication-Results: sourceware.org; dmarc=none (p=none dis=none) header.from=loongson.cn Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=loongson.cn ARC-Filter: OpenARC Filter v1.0.0 sourceware.org 0716A3858C42 Authentication-Results: server2.sourceware.org; arc=none smtp.remote-ip=114.242.206.163 ARC-Seal: i=1; a=rsa-sha256; d=sourceware.org; s=key; t=1714116047; cv=none; b=iY2eGpKEBiynhb+8xtyZLe2CTXhHJNSnz265JQL6sywjlS7w/fXigXZ7u++y+1zX9XG6tByugwIqMv4nteOJze5k1FaH9l718oE/QHb0ruJTYjawkdoQMo/Qnn7G7jLJwOMRWaosHpGvgJ+BE8TnVIIdlxDAiQqp+wjyNEt3e/w= ARC-Message-Signature: i=1; a=rsa-sha256; d=sourceware.org; s=key; t=1714116047; c=relaxed/simple; bh=/yEoeU+zHYyGpPPlDPSvHB0QGC6XaGFuCiHtBkAxRkE=; h=Subject:To:From:Message-ID:Date:MIME-Version; b=tpT1jE66ddkQbOrDJwL+BlFh1aqrY3G1mWNEfq43r6pjpHE9VVnNw94HNNlvLiihM6IuND0QTcmYwTWSvIYrx+e9a79UsTL+kZLtaVYdhZ4p1ZqcZkVacTMu5IsDGqczRZa637m8J/cFFNIio+IPSc4k7jFPYw0/523cWfurlsI= ARC-Authentication-Results: i=1; server2.sourceware.org Received: from loongson.cn (unknown [10.20.4.171]) by gateway (Coremail) with SMTP id _____8BxuenHVStmlVoDAA--.1739S3; Fri, 26 Apr 2024 15:20:39 +0800 (CST) Received: from [10.20.4.171] (unknown [10.20.4.171]) by localhost.localdomain (Coremail) with SMTP id AQAAf8Cx4VXFVStmEAgGAA--.2628S3; Fri, 26 Apr 2024 15:20:38 +0800 (CST) Subject: Re: [PATCH v4] LoongArch: Add support for TLS Descriptors To: Adhemerval Zanella Netto , libc-alpha@sourceware.org Cc: xuchenghua@loongson.cn, caiyinyu@loongson.cn, chenglulu@loongson.cn, cailulu@loongson.cn, xry111@xry111.site, i.swmail@xen0n.name, maskray@google.com, luweining@loongson.cn, wanglei@loongson.cn, hejinyang@loongson.cn References: <20240331073618.3677346-1-mengqinggang@loongson.cn> <8f57e7d3-3549-494e-b13f-421e71e0c572@linaro.org> From: mengqinggang Message-ID: <5605cad1-2c5f-dca7-a43b-2f0ce4db5167@loongson.cn> Date: Fri, 26 Apr 2024 15:20:37 +0800 User-Agent: Mozilla/5.0 (X11; Linux mips64; rv:68.0) Gecko/20100101 Thunderbird/68.7.0 MIME-Version: 1.0 In-Reply-To: <8f57e7d3-3549-494e-b13f-421e71e0c572@linaro.org> Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 8bit Content-Language: en-US X-CM-TRANSID:AQAAf8Cx4VXFVStmEAgGAA--.2628S3 X-CM-SenderInfo: 5phqw15lqjwttqj6z05rqj20fqof0/ X-Coremail-Antispam: 1Uk129KBj93XoW7KFy5ur1rAF43Jw18CFyfuFX_yoW8XF13pF s8AFsxJr4xur17Gw1DZrySy3Z2qws7CF4UuFy5Wr1xCFZaqr4Sqan3ZryDWa93Aan7Z340 9ry09a1a9FW8J3gCm3ZEXasCq-sJn29KB7ZKAUJUUUU8529EdanIXcx71UUUUU7KY7ZEXa sCq-sGcSsGvfJ3Ic02F40EFcxC0VAKzVAqx4xG6I80ebIjqfuFe4nvWSU5nxnvy29KBjDU 0xBIdaVrnRJUUUvIb4IE77IF4wAFF20E14v26r1j6r4UM7CY07I20VC2zVCF04k26cxKx2 IYs7xG6rWj6s0DM7CIcVAFz4kK6r1Y6r17M28lY4IEw2IIxxk0rwA2F7IY1VAKz4vEj48v e4kI8wA2z4x0Y4vE2Ix0cI8IcVAFwI0_Jr0_JF4l84ACjcxK6xIIjxv20xvEc7CjxVAFwI 0_Jr0_Gr1l84ACjcxK6I8E87Iv67AKxVW8Jr0_Cr1UM28EF7xvwVC2z280aVCY1x0267AK xVW8Jr0_Cr1UM2AIxVAIcxkEcVAq07x20xvEncxIr21l57IF6xkI12xvs2x26I8E6xACxx 1l5I8CrVACY4xI64kE6c02F40Ex7xfMcIj6xIIjxv20xvE14v26r1j6r18McIj6I8E87Iv 67AKxVWUJVW8JwAm72CE4IkC6x0Yz7v_Jr0_Gr1lF7xvr2IY64vIr41lc7I2V7IY0VAS07 AlzVAYIcxG8wCF04k20xvY0x0EwIxGrwCFx2IqxVCFs4IE7xkEbVWUJVW8JwC20s026c02 F40E14v26r1j6r18MI8I3I0E7480Y4vE14v26r106r1rMI8E67AF67kF1VAFwI0_Jw0_GF ylIxkGc2Ij64vIr41lIxAIcVC0I7IYx2IY67AKxVWUJVWUCwCI42IY6xIIjxv20xvEc7Cj xVAFwI0_Jr0_Gr1lIxAIcVCF04k26cxKx2IYs7xG6r1j6r1xMIIF0xvEx4A2jsIE14v26r 4j6F4UMIIF0xvEx4A2jsIEc7CjxVAFwI0_Gr0_Gr1UYxBIdaVFxhVjvjDU0xZFpf9x07j0 FALUUUUU= X-Spam-Status: No, score=-14.1 required=5.0 tests=BAYES_00,GIT_PATCH_0,KAM_DMARC_STATUS,NICE_REPLY_A,SPF_HELO_NONE,SPF_PASS,TXREP 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: 在 2024/4/5 上午2:46, Adhemerval Zanella Netto 写道: > diff --git a/sysdeps/loongarch/tlsdesc.sym b/sysdeps/loongarch/tlsdesc.sym > new file mode 100644 > index 0000000000..a0b945e449 > --- /dev/null > +++ b/sysdeps/loongarch/tlsdesc.sym > @@ -0,0 +1,28 @@ > +#include > +#include > +#include > +#include > +#include > + > +#define SHARED 1 > + > +#include > + > +#define GLRO_offsetof(name) offsetof (struct rtld_global_ro, _##name) > + > +-- > + > +-- Abuse tls.h macros to derive offsets relative to the thread register. > + > +TLSDESC_ARG offsetof(struct tlsdesc, arg) > +TLSDESC_GEN_COUNT offsetof(struct tlsdesc_dynamic_arg, gen_count) > +TLSDESC_MODID offsetof(struct tlsdesc_dynamic_arg, tlsinfo.ti_module) > +TLSDESC_MODOFF offsetof(struct tlsdesc_dynamic_arg, tlsinfo.ti_offset) > +TCBHEAD_DTV offsetof(tcbhead_t, dtv) > +DTV_COUNTER offsetof(dtv_t, counter) > +TLS_DTV_UNALLOCATED TLS_DTV_UNALLOCATED > +TLS_DTV_OFFSET TLS_DTV_OFFSET > +SIZE_OF_DTV sizeof(tcbhead_t) > +GLRO_DL_HWCAP_OFFSET GLRO_offsetof (dl_hwcap) > +HWCAP_LOONGARCH_LSX HWCAP_LOONGARCH_LSX > +HWCAP_LOONGARCH_LASX HWCAP_LOONGARCH_LASX > Ok, although I would expect you can include hwcap.h on assembly files. > Include hwcap.h gets an error:     error: #error "Never include directly; use instead. But auxv.h  has c code.