From 598144bc8ef80576e3d54d4cb8d4207b22f64b46 Mon Sep 17 00:00:00 2001 From: Andrey Smirnov Date: Sun, 14 Apr 2019 17:21:20 -0700 Subject: ARM: zii-imx51-rdu1: Use -fno-tree-switch-conversion -fno-jump-tables Original and very poor workaround no longer works against GCC8, so drop it and replace with a proper solution that should've been used in the first place - specifying -fno-tree-switch-conversion -fno-jump-tables as CFLAGS when building lowlevel.c Tested to work with: - GCC 8.2.1 (arm-none-eabi) - GCC 7.1.0 (arm-none-eabi) - GCC 4.8.4 (armv7l-timesys-linux-gnueabihf) Signed-off-by: Andrey Smirnov Cc: Heiner Kallweit Cc: Chris Healy Signed-off-by: Sascha Hauer --- arch/arm/boards/zii-imx51-rdu1/Makefile | 1 + arch/arm/boards/zii-imx51-rdu1/lowlevel.c | 7 ------- 2 files changed, 1 insertion(+), 7 deletions(-) diff --git a/arch/arm/boards/zii-imx51-rdu1/Makefile b/arch/arm/boards/zii-imx51-rdu1/Makefile index 01c7a259e9..604b3621be 100644 --- a/arch/arm/boards/zii-imx51-rdu1/Makefile +++ b/arch/arm/boards/zii-imx51-rdu1/Makefile @@ -1,2 +1,3 @@ obj-y += board.o +CFLAGS_pbl-lowlevel.o := -fno-tree-switch-conversion -fno-jump-tables lwl-y += lowlevel.o diff --git a/arch/arm/boards/zii-imx51-rdu1/lowlevel.c b/arch/arm/boards/zii-imx51-rdu1/lowlevel.c index 849c5624c5..da05b0564c 100644 --- a/arch/arm/boards/zii-imx51-rdu1/lowlevel.c +++ b/arch/arm/boards/zii-imx51-rdu1/lowlevel.c @@ -84,13 +84,6 @@ ENTRY_FUNCTION(start_imx51_zii_rdu1, r0, r1, r2) switch (system_type) { default: - /* - * see similar code in - * arch/arm/boards/zii-vf610-dev/lowlevel.c for - * reasoning for placing barrier() below. - */ - barrier(); - if (IS_ENABLED(CONFIG_DEBUG_LL)) { relocate_to_current_adr(); setup_c(); -- cgit v1.2.3