From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from xry111.site (xry111.site [89.208.246.23]) by sourceware.org (Postfix) with ESMTPS id 9FCF838582BC for ; Tue, 14 Nov 2023 09:55:27 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org 9FCF838582BC Authentication-Results: sourceware.org; dmarc=pass (p=reject dis=none) header.from=xry111.site Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=xry111.site ARC-Filter: OpenARC Filter v1.0.0 sourceware.org 9FCF838582BC Authentication-Results: server2.sourceware.org; arc=none smtp.remote-ip=89.208.246.23 ARC-Seal: i=1; a=rsa-sha256; d=sourceware.org; s=key; t=1699955728; cv=none; b=KZnD/a44K1DkcjGsUG5+oyYCEeizrTasx09rpZ8U0r064z1U8K8cluOA3YK+4ls1Gr1EIObni2wuK3sLTgR6mIBFBGOOiwsvxG+Y+R5eeis7VM7pyaWH2LvoiuBSYuKjsYlPUSOvVVsTSddy3FWcOeizehRzZuaOePWbW0w5tz0= ARC-Message-Signature: i=1; a=rsa-sha256; d=sourceware.org; s=key; t=1699955728; c=relaxed/simple; bh=5/nc9DNGRQKswsr+2lk3MjzPjUwMuHp9c1ab6BfLQAU=; h=DKIM-Signature:Message-ID:Subject:From:To:Date:MIME-Version; b=Ud8FEGED4vZXMc9B1+6NtLx6jR2cIJfTispoKxc+NGH5qcDRkZpV5rjZr4a/4dZmHvw0ikCK+Jyp5tGguF0hhGeO+4FxHQaxacmQOfTeqw+io6i4aQ9RFq0UJ4WIPfFXHnnGBYBnsyD5XB5ejfDCgqSenXtlXttv4KaRWfWCfT0= ARC-Authentication-Results: i=1; server2.sourceware.org DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=xry111.site; s=default; t=1699955725; bh=5/nc9DNGRQKswsr+2lk3MjzPjUwMuHp9c1ab6BfLQAU=; h=Subject:From:To:Cc:Date:In-Reply-To:References:From; b=TFIFqt2vjMetIHGzi3JFW+3Jdf4i7d+VozPtgOYpRxSYWJPyBG0QrJQbpT5sOkvWA u37/5ky3K2+GKmtHX4L4ziDbfPehHsAsCKWY+47mG/3AncKdCVzx2E5bgB1kI5YKA7 PWMk5BBzDmy9+id23punIzPz1iKo922Q8oa2k30U= Received: from [127.0.0.1] (unknown [IPv6:2001:470:683e::1]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange ECDHE (P-256) server-signature ECDSA (P-384) server-digest SHA384) (Client did not present a certificate) (Authenticated sender: xry111@xry111.site) by xry111.site (Postfix) with ESMTPSA id CA29266A03; Tue, 14 Nov 2023 04:55:24 -0500 (EST) Message-ID: <4030bb00a356a8e8bb801f92951d444117d4dba0.camel@xry111.site> Subject: Re: [PATCH v1] LoongArch: Added code generation support for call36 function calls. From: Xi Ruoyao To: Lulu Cheng , gcc-patches@gcc.gnu.org Cc: i@xen0n.name, xuchenghua@loongson.cn Date: Tue, 14 Nov 2023 17:55:23 +0800 In-Reply-To: <20231114094500.8160-1-chenglulu@loongson.cn> References: <20231114094500.8160-1-chenglulu@loongson.cn> Autocrypt: addr=xry111@xry111.site; prefer-encrypt=mutual; keydata=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 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable User-Agent: Evolution 3.50.1 MIME-Version: 1.0 X-Spam-Status: No, score=-0.1 required=5.0 tests=BAYES_00,BODY_8BITS,DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,LIKELY_SPAM_FROM,SPF_HELO_PASS,SPF_PASS,TXREP,T_SCC_BODY_TEXT_LINE autolearn=no autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on server2.sourceware.org List-Id: On Tue, 2023-11-14 at 17:45 +0800, Lulu Cheng wrote: > +=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 /* When function calls are made through c= all36, t0 register will be > + implicitly modified, so '-fno-ipa-ra' needs to be set here.=C2=A0 */ > =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 case CMODEL_MEDIUM: > + if (HAVE_AS_SUPPORT_CALL36) > + =C2=A0 opts->x_flag_ipa_ra =3D 0; > + break; Maybe we can add a (clobber (reg:P 12)) to the related insns instead? --=20 Xi Ruoyao School of Aerospace Science and Technology, Xidian University