From patchwork Sun Mar 7 04:25:35 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?Marek_Beh=C3=BAn?= X-Patchwork-Id: 1448605 X-Patchwork-Delegate: trini@ti.com Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=lists.denx.de (client-ip=2a01:238:438b:c500:173d:9f52:ddab:ee01; helo=phobos.denx.de; envelope-from=u-boot-bounces@lists.denx.de; receiver=) Authentication-Results: ozlabs.org; dkim=pass (1024-bit key; secure) header.d=nic.cz header.i=@nic.cz header.a=rsa-sha256 header.s=default header.b=WKoLxhhw; dkim-atps=neutral Received: from phobos.denx.de (phobos.denx.de [IPv6:2a01:238:438b:c500:173d:9f52:ddab:ee01]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 4DtTBz390rz9sW8 for ; Sun, 7 Mar 2021 15:34:19 +1100 (AEDT) Received: from h2850616.stratoserver.net (localhost [IPv6:::1]) by phobos.denx.de (Postfix) with ESMTP id AFBB88291B; Sun, 7 Mar 2021 05:27:51 +0100 (CET) Authentication-Results: phobos.denx.de; dmarc=pass (p=none dis=none) header.from=nic.cz Authentication-Results: phobos.denx.de; spf=pass smtp.mailfrom=u-boot-bounces@lists.denx.de Authentication-Results: phobos.denx.de; dkim=pass (1024-bit key; secure) header.d=nic.cz header.i=@nic.cz header.b="WKoLxhhw"; dkim-atps=neutral Received: by phobos.denx.de (Postfix, from userid 109) id 99C7C82857; Sun, 7 Mar 2021 05:26:39 +0100 (CET) X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on phobos.denx.de X-Spam-Level: X-Spam-Status: No, score=-2.0 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,RCVD_IN_MSPIKE_H3,RCVD_IN_MSPIKE_WL, SPF_HELO_NONE autolearn=ham autolearn_force=no version=3.4.2 Received: from mail.nic.cz (mail.nic.cz [217.31.204.67]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by phobos.denx.de (Postfix) with ESMTPS id 843608280F for ; Sun, 7 Mar 2021 05:26:11 +0100 (CET) Authentication-Results: phobos.denx.de; dmarc=pass (p=none dis=none) header.from=nic.cz Authentication-Results: phobos.denx.de; spf=pass smtp.mailfrom=marek.behun@nic.cz Received: from dellmb.labs.office.nic.cz (unknown [IPv6:2001:1488:fffe:6:cac7:3539:7f1f:463]) by mail.nic.cz (Postfix) with ESMTPSA id 15CB7140B07; Sun, 7 Mar 2021 05:26:11 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=nic.cz; s=default; t=1615091171; bh=0FbnMP8++/9lp+I0JavWnP0XfcSB3XPwRDTiXF7nge8=; h=From:To:Date; b=WKoLxhhwlEkCaUa0XuZ7UsU+m3beeT3gJJsAycyqxe8qd2a+uTMCvPt/UnICUUrHz P1In/6X79c1sq0UsBMtSlkN1/Mbjd42u6752nQ3EVO3LyiIeCmteR1t3j4spjE36D4 qEObtWYMHC/rKIf8rSC7g4vy6eGXR+eZ3O9EhISQ= From: =?utf-8?q?Marek_Beh=C3=BAn?= To: u-boot@lists.denx.de, Simon Glass , Heiko Schocher , Patrick Delaunay , Patrice CHOTARD , Miquel Raynal , Tom Rini , =?utf-8?q?Pali_Roh=C3=A1r?= , Stefan Roese , Heinrich Schuchardt , Alexander Graf , Marek Vasut , Neil Armstrong , Ryder Lee , Adam Ford , Bin Meng Cc: =?utf-8?q?Marek_Beh=C3=BAn?= Subject: [PATCH u-boot 36/39] ARM: make LTO available Date: Sun, 7 Mar 2021 05:25:35 +0100 Message-Id: <20210307042538.21229-37-marek.behun@nic.cz> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20210307042538.21229-1-marek.behun@nic.cz> References: <20210307042538.21229-1-marek.behun@nic.cz> MIME-Version: 1.0 X-BeenThere: u-boot@lists.denx.de X-Mailman-Version: 2.1.34 Precedence: list List-Id: U-Boot discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: u-boot-bounces@lists.denx.de Sender: "U-Boot" X-Virus-Scanned: clamav-milter 0.102.4 at phobos.denx.de X-Virus-Status: Clean Make LTO available for ARM architecture. Signed-off-by: Marek Behún --- arch/Kconfig | 1 + arch/arm/lib/Makefile | 2 ++ 2 files changed, 3 insertions(+) diff --git a/arch/Kconfig b/arch/Kconfig index b884b7b248..bf4b8afcb4 100644 --- a/arch/Kconfig +++ b/arch/Kconfig @@ -33,6 +33,7 @@ config ARC config ARM bool "ARM architecture" + select ARCH_SUPPORTS_LTO select CREATE_ARCH_SYMLINK select HAVE_PRIVATE_LIBGCC if !ARM64 select SUPPORT_OF_CONTROL diff --git a/arch/arm/lib/Makefile b/arch/arm/lib/Makefile index 61bef1d5af..7f66332715 100644 --- a/arch/arm/lib/Makefile +++ b/arch/arm/lib/Makefile @@ -45,6 +45,8 @@ obj-$(CONFIG_SEMIHOSTING) += semihosting.o obj-y += bdinfo.o obj-y += sections.o +CFLAGS_REMOVE_sections.o := $(LTO_CFLAGS) + obj-y += stack.o ifdef CONFIG_CPU_V7M obj-y += interrupts_m.o