diff mbox series

[u-boot,39/39] DO NOT MERGE! ARM: enable LTO by default

Message ID	20210307042538.21229-40-marek.behun@nic.cz
State	Superseded
Delegated to:	Tom Rini
Headers	show Return-Path: <u-boot-bounces@lists.denx.de> From: =?utf-8?q?Marek_Beh=C3=BAn?= <marek.behun@nic.cz> To: u-boot@lists.denx.de, Simon Glass <sjg@chromium.org>, Heiko Schocher <hs@denx.de>, Patrick Delaunay <patrick.delaunay@st.com>, Patrice CHOTARD <patrice.chotard@foss.st.com>, Miquel Raynal <miquel.raynal@bootlin.com>, Tom Rini <trini@konsulko.com>, =?utf-8?q?Pali_Roh=C3=A1r?= <pali@kernel.org>, Stefan Roese <sr@denx.de>, Heinrich Schuchardt <xypron.glpk@gmx.de>, Alexander Graf <agraf@csgraf.de>, Marek Vasut <marex@denx.de>, Neil Armstrong <narmstrong@baylibre.com>, Ryder Lee <ryder.lee@mediatek.com>, Adam Ford <aford173@gmail.com>, Bin Meng <bmeng.cn@gmail.com> Cc: =?utf-8?q?Marek_Beh=C3=BAn?= <marek.behun@nic.cz> Subject: [PATCH u-boot 39/39] DO NOT MERGE! ARM: enable LTO by default Date: Sun, 7 Mar 2021 05:25:38 +0100 Message-Id: <20210307042538.21229-40-marek.behun@nic.cz> In-Reply-To: <20210307042538.21229-1-marek.behun@nic.cz> References: <20210307042538.21229-1-marek.behun@nic.cz> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: list Errors-To: u-boot-bounces@lists.denx.de Sender: "U-Boot" <u-boot-bounces@lists.denx.de>
Series	U-Boot LTO (Sandbox + Some ARM boards) \| expand [u-boot,00/39] U-Boot LTO (Sandbox + Some ARM boards) [u-boot-marvell,01/39] ddr: marvell: axp: align signature of mv_xor_mem_init() with a38x [u-boot-marvell,02/39] ddr: marvell: axp: fix array types have different bounds warning [u-boot-dm,03/39] regmap: fix a serious pointer casting bug [u-boot,04/39] api: fix a potential serious bug caused by undef CONFIG_SYS_64BIT_LBA [u-boot,05/39] checkpatch: require quotes around section name in the __section() macro [u-boot,06/39] treewide: Convert macro and uses of __section(foo) to __section("foo") [u-boot,07/39] compiler.h: align the __ADDRESSABLE macro with Linux' version [u-boot,08/39] linker_lists: prepare macros to avoid code repetition [u-boot,09/39] test/py: improve regular expression for ut subtest symbol matcher [u-boot,10/39] linker_lists: declare lists and entries as __ADDRESSABLE for LTO [u-boot,11/39] binman: declare symbols externally visible [u-boot,12/39] string: make memcpy() and memset() visible to fix LTO linking errors [u-boot,13/39] efi_loader: fix warning when linking with LTO [u-boot,14/39] lib: crc32: make the crc_table variable non-const [u-boot,15/39] Makefile, Makefile.spl: cosmetic change [u-boot,16/39] build: use thin archives instead of incremental linking [u-boot,17/39] build: support building with Link Time Optimizations [u-boot,18/39] build: LTO: move platform libs into --start-group list [u-boot,19/39] sandbox: errno: avoid conflict with libc's errno [u-boot,20/39] sandbox: use sections instead of symbols for getopt array boundaries [u-boot,21/39] sandbox: make LTO available [u-boot,22/39] sandbox: enable LTO by default [u-boot,23/39] ARM: global_data: make set_gd() work for armv5 and armv6 [u-boot,24/39] ARM: make gd a function call for LTO and set via set_gd() [u-boot,25/39] ARM: fix LTO build for some thumb-interwork cases [u-boot,26/39] ARM: fix LTO for imx28_xea [u-boot,27/39] ARM: fix LTO for apf27 [u-boot,28/39] ARM: fix LTO for keystone [u-boot,29/39] ARM: kona: fix clk_bsc_enable() type mismatch for LTO [u-boot,30/39] ARM: imx6m: fix imx_eqos_txclk_set_rate() type mismatch for LTO [u-boot,31/39] ARM: fix LTO for seaboard [u-boot,32/39] ARM: fix LTO for rockchip and samsung [u-boot,33/39] ARM: omap3: fix LTO for DM3730 (and possibly other omap3 boards) [u-boot,34/39] armv8: SPL: discard relocation information [u-boot,35/39] ata: ahci: fix ahci_link_up() type mismatch for LTO [u-boot,36/39] ARM: make LTO available [u-boot,37/39] ARM: don't use -ffunction-sections/-fdata-sections with LTO build [u-boot,38/39] ARM: enable LTO for some boards [u-boot,39/39] DO NOT MERGE! ARM: enable LTO by default

Commit Message

Marek Behún March 7, 2021, 4:25 a.m. UTC

Build ARM targets with LTO by default.

Signed-off-by: Marek Behún <marek.behun@nic.cz>
---
 arch/Kconfig | 1 +
 1 file changed, 1 insertion(+)

diff mbox series

Patch

diff --git a/arch/Kconfig b/arch/Kconfig
index bf4b8afcb4..d0f5a16b95 100644
--- a/arch/Kconfig
+++ b/arch/Kconfig
@@ -37,6 +37,7 @@  config ARM
 	select CREATE_ARCH_SYMLINK
 	select HAVE_PRIVATE_LIBGCC if !ARM64
 	select SUPPORT_OF_CONTROL
+	imply LTO
 
 config M68K
 	bool "M68000 architecture"