From: Ziggy Date: Sat, 18 Aug 2012 17:25:56 +0000 (-0400) Subject: Fix CROSS_COMPILE and optimizations X-Git-Url: https://ziggy471.com/git/gitweb.cgi?p=ziggy471-l710-ics-kernel.git;a=commitdiff;h=e7a83123e8db97ad9c4f594497db06f57754256f Fix CROSS_COMPILE and optimizations --- --- a/Makefile +++ b/Makefile @@ -191,10 +191,11 @@ SUBARCH := $(shell uname -m | sed -e s/i # "make" in the configured kernel build directory always uses that. # Default value for CROSS_COMPILE is not to prefix executables # Note: Some architectures assign CROSS_COMPILE in their arch/*/Makefile +SUBARCH := arm export KBUILD_BUILDHOST := $(SUBARCH) -#ARCH ?= $(SUBARCH) -ARCH ?= arm -CROSS_COMPILE = /opt/toolchains/arm-eabi-4.4.3/bin/arm-eabi- +ARCH ?= $(SUBARCH) +#CROSS_COMPILE ?= $(CONFIG_CROSS_COMPILE:"%"=%) +CROSS_COMPILE = arm-eabi- # Architecture as present in compile.h UTS_MACHINE := $(ARCH) @@ -352,12 +353,13 @@ CC = $(srctree)/scripts/gcc-wrapper.py CHECKFLAGS := -D__linux__ -Dlinux -D__STDC__ -Dunix -D__unix__ \ -Wbitwise -Wno-return-void $(CF) -CFLAGS_MODULE = -AFLAGS_MODULE = -LDFLAGS_MODULE = -CFLAGS_KERNEL = -AFLAGS_KERNEL = -CFLAGS_GCOV = -fprofile-arcs -ftest-coverage +MODFLAGS = -DMODULE -fgcse-lm -fgcse-sm -fsched-spec-load -fforce-addr -ffast-math -fsingle-precision-constant -mtune=cortex-a8 -march=armv7-a -mfpu=neon -ftree-vectorize -funswitch-loops +CFLAGS_MODULE = $(MODFLAGS) +AFLAGS_MODULE = $(MODFLAGS) +LDFLAGS_MODULE = -T $(srctree)/scripts/module-common.lds +CFLAGS_KERNEL = -fgcse-lm -fgcse-sm -fsched-spec-load -fforce-addr -ffast-math -fsingle-precision-constant -mtune=cortex-a8 -march=armv7-a -mfpu=neon -ftree-vectorize -funswitch-loops +AFLAGS_KERNEL = -fgcse -fsingle-precision-constant -mtune=cortex-a8 -march=armv7-a -mfpu=neon -ftree-vectorize +CFLAGS_GCOV = -fprofile-arcs -ftest-coverage # Use LINUXINCLUDE when you must reference the include/ directory.