From patchwork Mon Feb 13 09:16:32 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: =?utf-8?q?Martin_Li=C5=A1ka?= X-Patchwork-Id: 64876 Return-Path: X-Original-To: patchwork@sourceware.org Delivered-To: patchwork@sourceware.org Received: from server2.sourceware.org (localhost [IPv6:::1]) by sourceware.org (Postfix) with ESMTP id CC52F385782B for ; Mon, 13 Feb 2023 09:16:56 +0000 (GMT) X-Original-To: gcc-patches@gcc.gnu.org Delivered-To: gcc-patches@gcc.gnu.org Received: from smtp-out1.suse.de (smtp-out1.suse.de [195.135.220.28]) by sourceware.org (Postfix) with ESMTPS id 981743858D33 for ; Mon, 13 Feb 2023 09:16:34 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org 981743858D33 Authentication-Results: sourceware.org; dmarc=none (p=none dis=none) header.from=suse.cz Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=suse.cz Received: from imap2.suse-dmz.suse.de (imap2.suse-dmz.suse.de [192.168.254.74]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (P-521) server-digest SHA512) (No client certificate requested) by smtp-out1.suse.de (Postfix) with ESMTPS id 6CC27339E6; Mon, 13 Feb 2023 09:16:33 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.cz; s=susede2_rsa; t=1676279793; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding; bh=p+Eyn2QT4TaKKurWnKTNqLr900PUb50GQD+NvqxMBl4=; b=oQCRWcKX0fXbecuYGgaEMVWuoDtpp2TcaWCnxhbz3sLqigsQLDFZopX8a2fRmGaJ4ZEMWS CKP7Yvr0jJPqYReHNyJxPU6aaYQ1chEzl1QzOZEzRgxS7XhE0PB+kPR5ZyMutXr92vqRF9 fnUVZ2MxOqz03H69UYnlowxQV92fwGI= DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=suse.cz; s=susede2_ed25519; t=1676279793; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding; bh=p+Eyn2QT4TaKKurWnKTNqLr900PUb50GQD+NvqxMBl4=; b=Tf3h3PnfPWdtcyD+2EYMCtJG38QCN0vRaEsT58LmeCn9NOM04izbkVQiGc3DwwjueT0Gjb Qi48UgYcIGasrxAA== Received: from imap2.suse-dmz.suse.de (imap2.suse-dmz.suse.de [192.168.254.74]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (P-521) server-digest SHA512) (No client certificate requested) by imap2.suse-dmz.suse.de (Postfix) with ESMTPS id 452211391B; Mon, 13 Feb 2023 09:16:33 +0000 (UTC) Received: from dovecot-director2.suse.de ([192.168.254.65]) by imap2.suse-dmz.suse.de with ESMTPSA id jP6eD/H/6WMgVQAAMHmgww (envelope-from ); Mon, 13 Feb 2023 09:16:33 +0000 Message-ID: <43d922a9-40a3-c6e0-74f7-a5b2d5197a47@suse.cz> Date: Mon, 13 Feb 2023 10:16:32 +0100 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.7.2 From: =?utf-8?q?Martin_Li=C5=A1ka?= Subject: [PATCH (pushed)] docs: document new param To: gcc-patches@gcc.gnu.org Content-Language: en-US Cc: vmakarov@redhat.com X-Spam-Status: No, score=-11.8 required=5.0 tests=BAYES_00, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, DKIM_VALID_EF, GIT_PATCH_0, 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 X-BeenThere: gcc-patches@gcc.gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Gcc-patches mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: gcc-patches-bounces+patchwork=sourceware.org@gcc.gnu.org Sender: "Gcc-patches" gcc/ChangeLog: * doc/invoke.texi: Document ira-simple-lra-insn-threshold. --- gcc/doc/invoke.texi | 3 +++ 1 file changed, 3 insertions(+) diff --git a/gcc/doc/invoke.texi b/gcc/doc/invoke.texi index 51447a78584..26de582e41e 100644 --- a/gcc/doc/invoke.texi +++ b/gcc/doc/invoke.texi @@ -15511,6 +15511,9 @@ available alternatives for preferred register class even if it has found some choice with an appropriate register class and respect the found qualified matching constraint. +@item ira-simple-lra-insn-threshold +Approximate function insn number in 1K units triggering simple local RA. + @item lra-inheritance-ebb-probability-cutoff LRA tries to reuse values reloaded in registers in subsequent insns. This optimization is called inheritance. EBB is used as a region to